./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-51.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28653b58-2921-45ac-aa0e-9b6c2b9a5499/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28653b58-2921-45ac-aa0e-9b6c2b9a5499/bin/uautomizer-verify-uTZkv6EMXl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28653b58-2921-45ac-aa0e-9b6c2b9a5499/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28653b58-2921-45ac-aa0e-9b6c2b9a5499/bin/uautomizer-verify-uTZkv6EMXl/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-51.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28653b58-2921-45ac-aa0e-9b6c2b9a5499/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28653b58-2921-45ac-aa0e-9b6c2b9a5499/bin/uautomizer-verify-uTZkv6EMXl --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 629029cd9dd00c6bf198e5b7caf4dc49b05a3b2642ee9ed809aec148707dec90 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 02:10:06,340 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:10:06,420 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28653b58-2921-45ac-aa0e-9b6c2b9a5499/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-12 02:10:06,426 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:10:06,427 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:10:06,455 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:10:06,455 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:10:06,456 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:10:06,457 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 02:10:06,458 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 02:10:06,459 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:10:06,459 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:10:06,460 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:10:06,461 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:10:06,477 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 02:10:06,478 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 02:10:06,478 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 02:10:06,479 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 02:10:06,480 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:10:06,480 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 02:10:06,481 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 02:10:06,481 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 02:10:06,482 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 02:10:06,482 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 02:10:06,483 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:10:06,483 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:10:06,484 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:10:06,484 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 02:10:06,484 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:10:06,485 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:10:06,485 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 02:10:06,486 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 02:10:06,486 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-12 02:10:06,486 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 02:10:06,487 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-12 02:10:06,487 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 02:10:06,487 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-12 02:10:06,487 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 02:10:06,488 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-12 02:10:06,488 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28653b58-2921-45ac-aa0e-9b6c2b9a5499/bin/uautomizer-verify-uTZkv6EMXl/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28653b58-2921-45ac-aa0e-9b6c2b9a5499/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 629029cd9dd00c6bf198e5b7caf4dc49b05a3b2642ee9ed809aec148707dec90 [2023-11-12 02:10:06,836 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:10:06,871 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:10:06,873 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:10:06,875 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:10:06,876 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:10:06,877 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28653b58-2921-45ac-aa0e-9b6c2b9a5499/bin/uautomizer-verify-uTZkv6EMXl/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-51.i [2023-11-12 02:10:10,096 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:10:10,382 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:10:10,383 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28653b58-2921-45ac-aa0e-9b6c2b9a5499/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-51.i [2023-11-12 02:10:10,394 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28653b58-2921-45ac-aa0e-9b6c2b9a5499/bin/uautomizer-verify-uTZkv6EMXl/data/9614c69c3/f6c9ff4075cf4ce69cb621a4557b520a/FLAG06c24b38f [2023-11-12 02:10:10,409 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28653b58-2921-45ac-aa0e-9b6c2b9a5499/bin/uautomizer-verify-uTZkv6EMXl/data/9614c69c3/f6c9ff4075cf4ce69cb621a4557b520a [2023-11-12 02:10:10,412 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:10:10,414 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:10:10,415 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:10:10,415 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:10:10,421 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:10:10,422 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:10:10" (1/1) ... [2023-11-12 02:10:10,423 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7204ae6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:10, skipping insertion in model container [2023-11-12 02:10:10,424 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:10:10" (1/1) ... [2023-11-12 02:10:10,453 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:10:10,601 WARN L240 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_28653b58-2921-45ac-aa0e-9b6c2b9a5499/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-51.i[917,930] [2023-11-12 02:10:10,645 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:10:10,662 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 02:10:10,675 WARN L240 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_28653b58-2921-45ac-aa0e-9b6c2b9a5499/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-51.i[917,930] [2023-11-12 02:10:10,701 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:10:10,719 INFO L206 MainTranslator]: Completed translation [2023-11-12 02:10:10,719 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:10 WrapperNode [2023-11-12 02:10:10,720 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 02:10:10,721 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 02:10:10,721 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 02:10:10,721 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 02:10:10,729 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:10" (1/1) ... [2023-11-12 02:10:10,739 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:10" (1/1) ... [2023-11-12 02:10:10,777 INFO L138 Inliner]: procedures = 26, calls = 32, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 118 [2023-11-12 02:10:10,778 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 02:10:10,779 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 02:10:10,779 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 02:10:10,779 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 02:10:10,788 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:10" (1/1) ... [2023-11-12 02:10:10,789 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:10" (1/1) ... [2023-11-12 02:10:10,792 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:10" (1/1) ... [2023-11-12 02:10:10,792 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:10" (1/1) ... [2023-11-12 02:10:10,799 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:10" (1/1) ... [2023-11-12 02:10:10,803 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:10" (1/1) ... [2023-11-12 02:10:10,805 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:10" (1/1) ... [2023-11-12 02:10:10,807 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:10" (1/1) ... [2023-11-12 02:10:10,810 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 02:10:10,811 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 02:10:10,811 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 02:10:10,811 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 02:10:10,812 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:10" (1/1) ... [2023-11-12 02:10:10,819 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:10:10,836 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28653b58-2921-45ac-aa0e-9b6c2b9a5499/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:10:10,850 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28653b58-2921-45ac-aa0e-9b6c2b9a5499/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 02:10:10,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28653b58-2921-45ac-aa0e-9b6c2b9a5499/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 02:10:10,911 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 02:10:10,912 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 02:10:10,912 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 02:10:10,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 02:10:10,912 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 02:10:10,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 02:10:10,995 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 02:10:10,997 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 02:10:11,308 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 02:10:11,316 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 02:10:11,316 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 02:10:11,318 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:10:11 BoogieIcfgContainer [2023-11-12 02:10:11,318 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 02:10:11,321 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 02:10:11,321 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 02:10:11,325 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 02:10:11,325 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 02:10:10" (1/3) ... [2023-11-12 02:10:11,326 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1514b3bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:10:11, skipping insertion in model container [2023-11-12 02:10:11,326 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:10" (2/3) ... [2023-11-12 02:10:11,327 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1514b3bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:10:11, skipping insertion in model container [2023-11-12 02:10:11,327 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:10:11" (3/3) ... [2023-11-12 02:10:11,328 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_has-floats_file-51.i [2023-11-12 02:10:11,349 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 02:10:11,349 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 02:10:11,403 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 02:10:11,411 INFO L357 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, mHoare=true, 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;@121b888e, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-12 02:10:11,411 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 02:10:11,416 INFO L276 IsEmpty]: Start isEmpty. Operand has 56 states, 34 states have (on average 1.3235294117647058) internal successors, (45), 35 states have internal predecessors, (45), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2023-11-12 02:10:11,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-11-12 02:10:11,431 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:10:11,432 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:10:11,433 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:10:11,439 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:10:11,439 INFO L85 PathProgramCache]: Analyzing trace with hash -1976443268, now seen corresponding path program 1 times [2023-11-12 02:10:11,447 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:10:11,448 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [44357237] [2023-11-12 02:10:11,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:10:11,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:10:11,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:10:11,773 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:10:11,774 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [44357237] [2023-11-12 02:10:11,774 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-12 02:10:11,775 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1886880745] [2023-11-12 02:10:11,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:10:11,776 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:10:11,776 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28653b58-2921-45ac-aa0e-9b6c2b9a5499/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:10:11,781 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28653b58-2921-45ac-aa0e-9b6c2b9a5499/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:10:11,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28653b58-2921-45ac-aa0e-9b6c2b9a5499/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-12 02:10:11,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:10:11,960 INFO L262 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 02:10:11,972 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:10:12,032 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 648 trivial. 0 not checked. [2023-11-12 02:10:12,033 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:10:12,033 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1886880745] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:10:12,034 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:10:12,034 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 02:10:12,036 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2069114644] [2023-11-12 02:10:12,037 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:10:12,068 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-12 02:10:12,068 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:10:12,113 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-12 02:10:12,115 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 02:10:12,118 INFO L87 Difference]: Start difference. First operand has 56 states, 34 states have (on average 1.3235294117647058) internal successors, (45), 35 states have internal predecessors, (45), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) Second operand has 2 states, 2 states have (on average 14.5) internal successors, (29), 2 states have internal predecessors, (29), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19) [2023-11-12 02:10:12,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:10:12,154 INFO L93 Difference]: Finished difference Result 105 states and 179 transitions. [2023-11-12 02:10:12,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-12 02:10:12,156 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 14.5) internal successors, (29), 2 states have internal predecessors, (29), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19) Word has length 119 [2023-11-12 02:10:12,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:10:12,164 INFO L225 Difference]: With dead ends: 105 [2023-11-12 02:10:12,164 INFO L226 Difference]: Without dead ends: 52 [2023-11-12 02:10:12,167 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 118 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 02:10:12,171 INFO L413 NwaCegarLoop]: 75 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 75 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-12 02:10:12,174 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 75 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 02:10:12,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2023-11-12 02:10:12,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 52. [2023-11-12 02:10:12,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 52 states, 31 states have (on average 1.1935483870967742) internal successors, (37), 31 states have internal predecessors, (37), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2023-11-12 02:10:12,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 75 transitions. [2023-11-12 02:10:12,219 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 75 transitions. Word has length 119 [2023-11-12 02:10:12,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:10:12,220 INFO L495 AbstractCegarLoop]: Abstraction has 52 states and 75 transitions. [2023-11-12 02:10:12,220 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 14.5) internal successors, (29), 2 states have internal predecessors, (29), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19) [2023-11-12 02:10:12,220 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 75 transitions. [2023-11-12 02:10:12,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-11-12 02:10:12,224 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:10:12,224 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:10:12,231 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28653b58-2921-45ac-aa0e-9b6c2b9a5499/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-12 02:10:12,430 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28653b58-2921-45ac-aa0e-9b6c2b9a5499/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-12 02:10:12,431 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:10:12,432 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:10:12,432 INFO L85 PathProgramCache]: Analyzing trace with hash 561075912, now seen corresponding path program 1 times [2023-11-12 02:10:12,432 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:10:12,432 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1152377585] [2023-11-12 02:10:12,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:10:12,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:10:12,547 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:10:12,548 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [708211230] [2023-11-12 02:10:12,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:10:12,549 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:10:12,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28653b58-2921-45ac-aa0e-9b6c2b9a5499/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:10:12,551 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28653b58-2921-45ac-aa0e-9b6c2b9a5499/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:10:12,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28653b58-2921-45ac-aa0e-9b6c2b9a5499/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-12 02:10:13,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:10:13,037 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:10:13,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:10:13,229 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:10:13,229 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-12 02:10:13,233 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-12 02:10:13,245 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28653b58-2921-45ac-aa0e-9b6c2b9a5499/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-12 02:10:13,441 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28653b58-2921-45ac-aa0e-9b6c2b9a5499/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:10:13,445 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2023-11-12 02:10:13,448 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-11-12 02:10:13,564 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 02:10:13 BoogieIcfgContainer [2023-11-12 02:10:13,564 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 02:10:13,565 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 02:10:13,565 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 02:10:13,565 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 02:10:13,566 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:10:11" (3/4) ... [2023-11-12 02:10:13,568 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 02:10:13,570 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 02:10:13,571 INFO L158 Benchmark]: Toolchain (without parser) took 3157.02ms. Allocated memory is still 165.7MB. Free memory was 135.4MB in the beginning and 96.0MB in the end (delta: 39.3MB). Peak memory consumption was 41.8MB. Max. memory is 16.1GB. [2023-11-12 02:10:13,571 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 125.8MB. Free memory is still 99.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 02:10:13,572 INFO L158 Benchmark]: CACSL2BoogieTranslator took 304.81ms. Allocated memory is still 165.7MB. Free memory was 134.8MB in the beginning and 122.3MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-12 02:10:13,573 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.26ms. Allocated memory is still 165.7MB. Free memory was 122.3MB in the beginning and 120.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 02:10:13,573 INFO L158 Benchmark]: Boogie Preprocessor took 31.23ms. Allocated memory is still 165.7MB. Free memory was 120.2MB in the beginning and 118.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 02:10:13,574 INFO L158 Benchmark]: RCFGBuilder took 507.85ms. Allocated memory is still 165.7MB. Free memory was 118.7MB in the beginning and 103.5MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-12 02:10:13,574 INFO L158 Benchmark]: TraceAbstraction took 2243.07ms. Allocated memory is still 165.7MB. Free memory was 103.0MB in the beginning and 96.0MB in the end (delta: 7.0MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. [2023-11-12 02:10:13,575 INFO L158 Benchmark]: Witness Printer took 5.10ms. Allocated memory is still 165.7MB. Free memory is still 96.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 02:10:13,578 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 125.8MB. Free memory is still 99.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 304.81ms. Allocated memory is still 165.7MB. Free memory was 134.8MB in the beginning and 122.3MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.26ms. Allocated memory is still 165.7MB. Free memory was 122.3MB in the beginning and 120.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.23ms. Allocated memory is still 165.7MB. Free memory was 120.2MB in the beginning and 118.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 507.85ms. Allocated memory is still 165.7MB. Free memory was 118.7MB in the beginning and 103.5MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 2243.07ms. Allocated memory is still 165.7MB. Free memory was 103.0MB in the beginning and 96.0MB in the end (delta: 7.0MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. * Witness Printer took 5.10ms. Allocated memory is still 165.7MB. Free memory is still 96.0MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 102. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 10.8; [L23] unsigned char var_1_2 = 0; [L24] signed short int var_1_5 = -16; [L25] double var_1_6 = 100.01; [L26] double var_1_7 = 999999999.4; [L27] double var_1_8 = 10.6; [L28] double var_1_9 = 127.5; [L29] unsigned long int var_1_10 = 1; [L30] unsigned long int var_1_11 = 2467894503; [L31] unsigned long int var_1_12 = 2565572511; [L32] unsigned long int var_1_13 = 500; [L33] unsigned long int var_1_15 = 2277019112; [L34] unsigned long int var_1_16 = 2745650083; [L35] unsigned long int var_1_17 = 8; [L36] unsigned long int last_1_var_1_17 = 8; VAL [isInitial=0, last_1_var_1_17=8, var_1_10=1, var_1_11=2467894503, var_1_12=2565572511, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=-16, var_1_6=10001/100, var_1_7=4999999997/5, var_1_8=53/5, var_1_9=255/2] [L106] isInitial = 1 [L107] FCALL initially() [L108] COND TRUE 1 [L109] CALL updateLastVariables() [L99] last_1_var_1_17 = var_1_17 VAL [isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2467894503, var_1_12=2565572511, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=-16, var_1_6=10001/100, var_1_7=4999999997/5, var_1_8=53/5, var_1_9=255/2] [L109] RET updateLastVariables() [L110] CALL updateVariables() [L67] var_1_2 = __VERIFIER_nondet_uchar() [L68] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2467894503, var_1_12=2565572511, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_5=-16, var_1_6=10001/100, var_1_7=4999999997/5, var_1_8=53/5, var_1_9=255/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2467894503, var_1_12=2565572511, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_5=-16, var_1_6=10001/100, var_1_7=4999999997/5, var_1_8=53/5, var_1_9=255/2] [L68] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2467894503, var_1_12=2565572511, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_5=-16, var_1_6=10001/100, var_1_7=4999999997/5, var_1_8=53/5, var_1_9=255/2] [L69] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2467894503, var_1_12=2565572511, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=-16, var_1_6=10001/100, var_1_7=4999999997/5, var_1_8=53/5, var_1_9=255/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2467894503, var_1_12=2565572511, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=-16, var_1_6=10001/100, var_1_7=4999999997/5, var_1_8=53/5, var_1_9=255/2] [L69] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2467894503, var_1_12=2565572511, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=-16, var_1_6=10001/100, var_1_7=4999999997/5, var_1_8=53/5, var_1_9=255/2] [L70] var_1_5 = __VERIFIER_nondet_short() [L71] CALL assume_abort_if_not(var_1_5 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2467894503, var_1_12=2565572511, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=32767, var_1_6=10001/100, var_1_7=4999999997/5, var_1_8=53/5, var_1_9=255/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2467894503, var_1_12=2565572511, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=32767, var_1_6=10001/100, var_1_7=4999999997/5, var_1_8=53/5, var_1_9=255/2] [L71] RET assume_abort_if_not(var_1_5 >= -32768) VAL [isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2467894503, var_1_12=2565572511, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=32767, var_1_6=10001/100, var_1_7=4999999997/5, var_1_8=53/5, var_1_9=255/2] [L72] CALL assume_abort_if_not(var_1_5 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2467894503, var_1_12=2565572511, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=32767, var_1_6=10001/100, var_1_7=4999999997/5, var_1_8=53/5, var_1_9=255/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2467894503, var_1_12=2565572511, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=32767, var_1_6=10001/100, var_1_7=4999999997/5, var_1_8=53/5, var_1_9=255/2] [L72] RET assume_abort_if_not(var_1_5 <= 32767) VAL [isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2467894503, var_1_12=2565572511, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=32767, var_1_6=10001/100, var_1_7=4999999997/5, var_1_8=53/5, var_1_9=255/2] [L73] CALL assume_abort_if_not(var_1_5 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2467894503, var_1_12=2565572511, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=32767, var_1_6=10001/100, var_1_7=4999999997/5, var_1_8=53/5, var_1_9=255/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2467894503, var_1_12=2565572511, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=32767, var_1_6=10001/100, var_1_7=4999999997/5, var_1_8=53/5, var_1_9=255/2] [L73] RET assume_abort_if_not(var_1_5 != 0) VAL [isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2467894503, var_1_12=2565572511, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=32767, var_1_6=10001/100, var_1_7=4999999997/5, var_1_8=53/5, var_1_9=255/2] [L74] var_1_6 = __VERIFIER_nondet_double() [L75] CALL assume_abort_if_not((var_1_6 >= -922337.2036854765600e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2467894503, var_1_12=2565572511, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=32767, var_1_6=2, var_1_7=4999999997/5, var_1_8=53/5, var_1_9=255/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2467894503, var_1_12=2565572511, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=32767, var_1_6=2, var_1_7=4999999997/5, var_1_8=53/5, var_1_9=255/2] [L75] RET assume_abort_if_not((var_1_6 >= -922337.2036854765600e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2467894503, var_1_12=2565572511, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=32767, var_1_6=2, var_1_7=4999999997/5, var_1_8=53/5, var_1_9=255/2] [L76] var_1_7 = __VERIFIER_nondet_double() [L77] CALL assume_abort_if_not((var_1_7 >= -461168.6018427382800e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2467894503, var_1_12=2565572511, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=32767, var_1_6=2, var_1_7=3, var_1_8=53/5, var_1_9=255/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2467894503, var_1_12=2565572511, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=32767, var_1_6=2, var_1_7=3, var_1_8=53/5, var_1_9=255/2] [L77] RET assume_abort_if_not((var_1_7 >= -461168.6018427382800e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2467894503, var_1_12=2565572511, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=32767, var_1_6=2, var_1_7=3, var_1_8=53/5, var_1_9=255/2] [L78] var_1_8 = __VERIFIER_nondet_double() [L79] CALL assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2467894503, var_1_12=2565572511, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=32767, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=255/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2467894503, var_1_12=2565572511, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=32767, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=255/2] [L79] RET assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2467894503, var_1_12=2565572511, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=32767, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=255/2] [L80] var_1_9 = __VERIFIER_nondet_double() [L81] CALL assume_abort_if_not((var_1_9 >= -230584.3009213691390e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 2305843.009213691390e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2467894503, var_1_12=2565572511, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=32767, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2467894503, var_1_12=2565572511, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=32767, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=5] [L81] RET assume_abort_if_not((var_1_9 >= -230584.3009213691390e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 2305843.009213691390e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2467894503, var_1_12=2565572511, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=32767, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=5] [L82] var_1_11 = __VERIFIER_nondet_ulong() [L83] CALL assume_abort_if_not(var_1_11 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=4294967291, var_1_12=2565572511, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=32767, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=4294967291, var_1_12=2565572511, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=32767, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=5] [L83] RET assume_abort_if_not(var_1_11 >= 2147483647) VAL [isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=4294967291, var_1_12=2565572511, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=32767, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=5] [L84] CALL assume_abort_if_not(var_1_11 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=4294967291, var_1_12=2565572511, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=32767, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=4294967291, var_1_12=2565572511, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=32767, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=5] [L84] RET assume_abort_if_not(var_1_11 <= 4294967295) VAL [isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=4294967291, var_1_12=2565572511, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=32767, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=5] [L85] var_1_12 = __VERIFIER_nondet_ulong() [L86] CALL assume_abort_if_not(var_1_12 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=4294967291, var_1_12=4294967291, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=32767, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=4294967291, var_1_12=4294967291, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=32767, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=5] [L86] RET assume_abort_if_not(var_1_12 >= 2147483647) VAL [isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=4294967291, var_1_12=4294967291, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=32767, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=5] [L87] CALL assume_abort_if_not(var_1_12 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=4294967291, var_1_12=4294967291, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=32767, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=4294967291, var_1_12=4294967291, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=32767, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=5] [L87] RET assume_abort_if_not(var_1_12 <= 4294967295) VAL [isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=4294967291, var_1_12=4294967291, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=32767, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=5] [L88] var_1_13 = __VERIFIER_nondet_ulong() [L89] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=4294967291, var_1_12=4294967291, var_1_13=2, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=32767, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=4294967291, var_1_12=4294967291, var_1_13=2, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=32767, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=5] [L89] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=4294967291, var_1_12=4294967291, var_1_13=2, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=32767, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=5] [L90] CALL assume_abort_if_not(var_1_13 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=4294967291, var_1_12=4294967291, var_1_13=2, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=32767, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=4294967291, var_1_12=4294967291, var_1_13=2, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=32767, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=5] [L90] RET assume_abort_if_not(var_1_13 <= 2147483647) VAL [isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=4294967291, var_1_12=4294967291, var_1_13=2, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=32767, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=5] [L91] var_1_15 = __VERIFIER_nondet_ulong() [L92] CALL assume_abort_if_not(var_1_15 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=4294967291, var_1_12=4294967291, var_1_13=2, var_1_15=4294967294, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=32767, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=4294967291, var_1_12=4294967291, var_1_13=2, var_1_15=4294967294, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=32767, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=5] [L92] RET assume_abort_if_not(var_1_15 >= 2147483647) VAL [isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=4294967291, var_1_12=4294967291, var_1_13=2, var_1_15=4294967294, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=32767, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=5] [L93] CALL assume_abort_if_not(var_1_15 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=4294967291, var_1_12=4294967291, var_1_13=2, var_1_15=4294967294, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=32767, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=4294967291, var_1_12=4294967291, var_1_13=2, var_1_15=4294967294, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=32767, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=5] [L93] RET assume_abort_if_not(var_1_15 <= 4294967294) VAL [isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=4294967291, var_1_12=4294967291, var_1_13=2, var_1_15=4294967294, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=32767, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=5] [L94] var_1_16 = __VERIFIER_nondet_ulong() [L95] CALL assume_abort_if_not(var_1_16 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=4294967291, var_1_12=4294967291, var_1_13=2, var_1_15=4294967294, var_1_16=2147483647, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=32767, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=4294967291, var_1_12=4294967291, var_1_13=2, var_1_15=4294967294, var_1_16=2147483647, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=32767, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=5] [L95] RET assume_abort_if_not(var_1_16 >= 2147483647) VAL [isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=4294967291, var_1_12=4294967291, var_1_13=2, var_1_15=4294967294, var_1_16=2147483647, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=32767, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=5] [L96] CALL assume_abort_if_not(var_1_16 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=4294967291, var_1_12=4294967291, var_1_13=2, var_1_15=4294967294, var_1_16=2147483647, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=32767, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=4294967291, var_1_12=4294967291, var_1_13=2, var_1_15=4294967294, var_1_16=2147483647, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=32767, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=5] [L96] RET assume_abort_if_not(var_1_16 <= 4294967294) VAL [isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=4294967291, var_1_12=4294967291, var_1_13=2, var_1_15=4294967294, var_1_16=2147483647, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=32767, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=5] [L110] RET updateVariables() [L111] CALL step() [L40] unsigned long int stepLocal_1 = - last_1_var_1_17; VAL [isInitial=1, last_1_var_1_17=8, stepLocal_1=4294967288, var_1_10=1, var_1_11=4294967291, var_1_12=4294967291, var_1_13=2, var_1_15=4294967294, var_1_16=2147483647, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=32767, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=5] [L41] COND TRUE (((((var_1_11) > (var_1_12)) ? (var_1_11) : (var_1_12))) - var_1_13) != stepLocal_1 [L42] var_1_10 = (((((var_1_15) < (var_1_16)) ? (var_1_15) : (var_1_16))) - var_1_13) VAL [isInitial=1, last_1_var_1_17=8, stepLocal_1=4294967288, var_1_10=2147483645, var_1_11=4294967291, var_1_12=4294967291, var_1_13=2, var_1_15=4294967294, var_1_16=2147483647, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=32767, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=5] [L46] COND TRUE var_1_10 <= var_1_10 VAL [isInitial=1, last_1_var_1_17=8, stepLocal_1=4294967288, var_1_10=2147483645, var_1_11=4294967291, var_1_12=4294967291, var_1_13=2, var_1_15=4294967294, var_1_16=2147483647, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=32767, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=5] [L47] COND FALSE !(var_1_2 && (var_1_10 == ((((var_1_16) > (var_1_12)) ? (var_1_16) : (var_1_12))))) VAL [isInitial=1, last_1_var_1_17=8, stepLocal_1=4294967288, var_1_10=2147483645, var_1_11=4294967291, var_1_12=4294967291, var_1_13=2, var_1_15=4294967294, var_1_16=2147483647, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=32767, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=5] [L55] unsigned long int stepLocal_0 = var_1_10; VAL [isInitial=1, last_1_var_1_17=8, stepLocal_0=2147483645, stepLocal_1=4294967288, var_1_10=2147483645, var_1_11=4294967291, var_1_12=4294967291, var_1_13=2, var_1_15=4294967294, var_1_16=2147483647, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=32767, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=5] [L56] COND FALSE !(\read(var_1_2)) [L63] var_1_1 = var_1_8 VAL [isInitial=1, last_1_var_1_17=8, stepLocal_0=2147483645, stepLocal_1=4294967288, var_1_10=2147483645, var_1_11=4294967291, var_1_12=4294967291, var_1_13=2, var_1_15=4294967294, var_1_16=2147483647, var_1_17=8, var_1_1=4, var_1_2=0, var_1_5=32767, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=5] [L111] RET step() [L112] CALL, EXPR property() [L102-L103] return ((var_1_2 ? ((var_1_10 >= (var_1_10 / var_1_5)) ? (var_1_1 == ((double) ((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6))))) : (var_1_1 == ((double) (var_1_7 + ((((var_1_8) > ((var_1_9 + 63.25))) ? (var_1_8) : ((var_1_9 + 63.25)))))))) : (var_1_1 == ((double) var_1_8))) && (((((((var_1_11) > (var_1_12)) ? (var_1_11) : (var_1_12))) - var_1_13) != (- last_1_var_1_17)) ? (var_1_10 == ((unsigned long int) (((((var_1_15) < (var_1_16)) ? (var_1_15) : (var_1_16))) - var_1_13))) : (var_1_10 == ((unsigned long int) var_1_15)))) && ((var_1_10 <= var_1_10) ? ((var_1_2 && (var_1_10 == ((((var_1_16) > (var_1_12)) ? (var_1_16) : (var_1_12))))) ? ((var_1_10 < var_1_11) ? (var_1_17 == ((unsigned long int) var_1_15)) : 1) : 1) : (var_1_17 == ((unsigned long int) var_1_16))) ; VAL [\result=0, isInitial=1, last_1_var_1_17=8, var_1_10=2147483645, var_1_11=4294967291, var_1_12=4294967291, var_1_13=2, var_1_15=4294967294, var_1_16=2147483647, var_1_17=8, var_1_1=4, var_1_2=0, var_1_5=32767, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=5] [L112] RET, EXPR property() [L112] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_17=8, var_1_10=2147483645, var_1_11=4294967291, var_1_12=4294967291, var_1_13=2, var_1_15=4294967294, var_1_16=2147483647, var_1_17=8, var_1_1=4, var_1_2=0, var_1_5=32767, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=5] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_17=8, var_1_10=2147483645, var_1_11=4294967291, var_1_12=4294967291, var_1_13=2, var_1_15=4294967294, var_1_16=2147483647, var_1_17=8, var_1_1=4, var_1_2=0, var_1_5=32767, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=5] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 56 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.1s, OverallIterations: 2, TraceHistogramMax: 19, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 75 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 75 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 118 GetRequests, 118 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=56occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 358 NumberOfCodeBlocks, 358 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 118 ConstructedInterpolants, 0 QuantifiedInterpolants, 118 SizeOfPredicates, 0 NumberOfNonLiveVariables, 277 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 684/684 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 RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-12 02:10:13,608 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28653b58-2921-45ac-aa0e-9b6c2b9a5499/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28653b58-2921-45ac-aa0e-9b6c2b9a5499/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28653b58-2921-45ac-aa0e-9b6c2b9a5499/bin/uautomizer-verify-uTZkv6EMXl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28653b58-2921-45ac-aa0e-9b6c2b9a5499/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28653b58-2921-45ac-aa0e-9b6c2b9a5499/bin/uautomizer-verify-uTZkv6EMXl/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-51.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28653b58-2921-45ac-aa0e-9b6c2b9a5499/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28653b58-2921-45ac-aa0e-9b6c2b9a5499/bin/uautomizer-verify-uTZkv6EMXl --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 629029cd9dd00c6bf198e5b7caf4dc49b05a3b2642ee9ed809aec148707dec90 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 02:10:16,414 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:10:16,530 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28653b58-2921-45ac-aa0e-9b6c2b9a5499/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-12 02:10:16,539 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:10:16,543 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:10:16,603 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:10:16,604 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:10:16,605 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:10:16,606 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 02:10:16,611 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 02:10:16,612 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:10:16,613 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:10:16,613 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:10:16,614 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:10:16,615 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 02:10:16,615 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 02:10:16,616 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 02:10:16,616 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:10:16,616 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 02:10:16,618 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 02:10:16,618 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 02:10:16,619 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 02:10:16,619 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 02:10:16,620 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 02:10:16,620 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 02:10:16,620 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 02:10:16,621 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:10:16,621 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:10:16,622 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:10:16,622 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 02:10:16,624 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:10:16,624 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:10:16,624 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 02:10:16,625 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 02:10:16,625 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-12 02:10:16,626 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 02:10:16,626 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-12 02:10:16,626 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 02:10:16,626 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-12 02:10:16,627 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 02:10:16,628 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-12 02:10:16,628 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-12 02:10:16,629 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28653b58-2921-45ac-aa0e-9b6c2b9a5499/bin/uautomizer-verify-uTZkv6EMXl/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28653b58-2921-45ac-aa0e-9b6c2b9a5499/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 629029cd9dd00c6bf198e5b7caf4dc49b05a3b2642ee9ed809aec148707dec90 [2023-11-12 02:10:17,079 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:10:17,107 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:10:17,112 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:10:17,113 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:10:17,114 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:10:17,115 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28653b58-2921-45ac-aa0e-9b6c2b9a5499/bin/uautomizer-verify-uTZkv6EMXl/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-51.i [2023-11-12 02:10:20,382 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:10:20,693 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:10:20,693 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28653b58-2921-45ac-aa0e-9b6c2b9a5499/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-51.i [2023-11-12 02:10:20,709 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28653b58-2921-45ac-aa0e-9b6c2b9a5499/bin/uautomizer-verify-uTZkv6EMXl/data/f961ea858/5bf21011ea454ca985ed7fbe064c461f/FLAGeffa990ec [2023-11-12 02:10:20,726 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28653b58-2921-45ac-aa0e-9b6c2b9a5499/bin/uautomizer-verify-uTZkv6EMXl/data/f961ea858/5bf21011ea454ca985ed7fbe064c461f [2023-11-12 02:10:20,729 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:10:20,735 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:10:20,737 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:10:20,737 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:10:20,747 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:10:20,748 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:10:20" (1/1) ... [2023-11-12 02:10:20,753 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35d2c8a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:20, skipping insertion in model container [2023-11-12 02:10:20,753 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:10:20" (1/1) ... [2023-11-12 02:10:20,784 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:10:21,009 WARN L240 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_28653b58-2921-45ac-aa0e-9b6c2b9a5499/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-51.i[917,930] [2023-11-12 02:10:21,093 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:10:21,121 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 02:10:21,146 WARN L240 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_28653b58-2921-45ac-aa0e-9b6c2b9a5499/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-51.i[917,930] [2023-11-12 02:10:21,183 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:10:21,219 INFO L206 MainTranslator]: Completed translation [2023-11-12 02:10:21,220 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:21 WrapperNode [2023-11-12 02:10:21,220 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 02:10:21,222 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 02:10:21,223 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 02:10:21,223 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 02:10:21,231 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:21" (1/1) ... [2023-11-12 02:10:21,258 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:21" (1/1) ... [2023-11-12 02:10:21,314 INFO L138 Inliner]: procedures = 27, calls = 32, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 117 [2023-11-12 02:10:21,316 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 02:10:21,317 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 02:10:21,317 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 02:10:21,318 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 02:10:21,344 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:21" (1/1) ... [2023-11-12 02:10:21,344 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:21" (1/1) ... [2023-11-12 02:10:21,370 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:21" (1/1) ... [2023-11-12 02:10:21,370 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:21" (1/1) ... [2023-11-12 02:10:21,380 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:21" (1/1) ... [2023-11-12 02:10:21,395 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:21" (1/1) ... [2023-11-12 02:10:21,398 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:21" (1/1) ... [2023-11-12 02:10:21,400 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:21" (1/1) ... [2023-11-12 02:10:21,417 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 02:10:21,419 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 02:10:21,419 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 02:10:21,419 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 02:10:21,420 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:21" (1/1) ... [2023-11-12 02:10:21,427 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:10:21,450 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28653b58-2921-45ac-aa0e-9b6c2b9a5499/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:10:21,469 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28653b58-2921-45ac-aa0e-9b6c2b9a5499/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 02:10:21,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28653b58-2921-45ac-aa0e-9b6c2b9a5499/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 02:10:21,550 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 02:10:21,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 02:10:21,550 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 02:10:21,551 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 02:10:21,551 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 02:10:21,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 02:10:21,699 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 02:10:21,701 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 02:10:23,926 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 02:10:23,934 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 02:10:23,935 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 02:10:23,937 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:10:23 BoogieIcfgContainer [2023-11-12 02:10:23,937 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 02:10:23,940 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 02:10:23,940 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 02:10:23,944 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 02:10:23,945 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 02:10:20" (1/3) ... [2023-11-12 02:10:23,945 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6db4f96a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:10:23, skipping insertion in model container [2023-11-12 02:10:23,946 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:21" (2/3) ... [2023-11-12 02:10:23,946 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6db4f96a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:10:23, skipping insertion in model container [2023-11-12 02:10:23,947 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:10:23" (3/3) ... [2023-11-12 02:10:23,948 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_has-floats_file-51.i [2023-11-12 02:10:23,969 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 02:10:23,969 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 02:10:24,032 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 02:10:24,041 INFO L357 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, mHoare=true, 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;@34dc4400, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-12 02:10:24,042 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 02:10:24,048 INFO L276 IsEmpty]: Start isEmpty. Operand has 56 states, 34 states have (on average 1.3235294117647058) internal successors, (45), 35 states have internal predecessors, (45), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2023-11-12 02:10:24,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-11-12 02:10:24,071 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:10:24,073 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:10:24,076 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:10:24,084 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:10:24,085 INFO L85 PathProgramCache]: Analyzing trace with hash -1976443268, now seen corresponding path program 1 times [2023-11-12 02:10:24,107 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-12 02:10:24,108 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1371326688] [2023-11-12 02:10:24,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:10:24,109 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 [2023-11-12 02:10:24,109 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28653b58-2921-45ac-aa0e-9b6c2b9a5499/bin/uautomizer-verify-uTZkv6EMXl/mathsat [2023-11-12 02:10:24,119 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28653b58-2921-45ac-aa0e-9b6c2b9a5499/bin/uautomizer-verify-uTZkv6EMXl/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) [2023-11-12 02:10:24,131 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28653b58-2921-45ac-aa0e-9b6c2b9a5499/bin/uautomizer-verify-uTZkv6EMXl/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 [2023-11-12 02:10:24,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:10:24,672 INFO L262 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 02:10:24,700 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:10:24,777 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 296 proven. 0 refuted. 0 times theorem prover too weak. 388 trivial. 0 not checked. [2023-11-12 02:10:24,778 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:10:24,778 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-12 02:10:24,779 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1371326688] [2023-11-12 02:10:24,780 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1371326688] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:10:24,780 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:10:24,780 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 02:10:24,782 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [123523586] [2023-11-12 02:10:24,784 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:10:24,790 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-12 02:10:24,791 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-12 02:10:24,840 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-12 02:10:24,841 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 02:10:24,844 INFO L87 Difference]: Start difference. First operand has 56 states, 34 states have (on average 1.3235294117647058) internal successors, (45), 35 states have internal predecessors, (45), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) Second operand has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2023-11-12 02:10:24,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:10:24,888 INFO L93 Difference]: Finished difference Result 105 states and 179 transitions. [2023-11-12 02:10:24,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-12 02:10:24,892 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 119 [2023-11-12 02:10:24,892 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:10:24,902 INFO L225 Difference]: With dead ends: 105 [2023-11-12 02:10:24,902 INFO L226 Difference]: Without dead ends: 52 [2023-11-12 02:10:24,906 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 118 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 02:10:24,911 INFO L413 NwaCegarLoop]: 75 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 75 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-12 02:10:24,912 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 75 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 02:10:24,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2023-11-12 02:10:24,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 52. [2023-11-12 02:10:24,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 52 states, 31 states have (on average 1.1935483870967742) internal successors, (37), 31 states have internal predecessors, (37), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2023-11-12 02:10:24,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 75 transitions. [2023-11-12 02:10:24,972 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 75 transitions. Word has length 119 [2023-11-12 02:10:24,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:10:24,973 INFO L495 AbstractCegarLoop]: Abstraction has 52 states and 75 transitions. [2023-11-12 02:10:24,973 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2023-11-12 02:10:24,973 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 75 transitions. [2023-11-12 02:10:24,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-11-12 02:10:24,977 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:10:24,977 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:10:24,997 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28653b58-2921-45ac-aa0e-9b6c2b9a5499/bin/uautomizer-verify-uTZkv6EMXl/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 [2023-11-12 02:10:25,197 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28653b58-2921-45ac-aa0e-9b6c2b9a5499/bin/uautomizer-verify-uTZkv6EMXl/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 [2023-11-12 02:10:25,198 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:10:25,199 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:10:25,199 INFO L85 PathProgramCache]: Analyzing trace with hash 561075912, now seen corresponding path program 1 times [2023-11-12 02:10:25,199 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-12 02:10:25,200 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1239524000] [2023-11-12 02:10:25,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:10:25,200 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 [2023-11-12 02:10:25,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28653b58-2921-45ac-aa0e-9b6c2b9a5499/bin/uautomizer-verify-uTZkv6EMXl/mathsat [2023-11-12 02:10:25,202 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28653b58-2921-45ac-aa0e-9b6c2b9a5499/bin/uautomizer-verify-uTZkv6EMXl/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) [2023-11-12 02:10:25,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28653b58-2921-45ac-aa0e-9b6c2b9a5499/bin/uautomizer-verify-uTZkv6EMXl/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 [2023-11-12 02:10:25,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:10:25,636 INFO L262 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-12 02:10:25,648 INFO L285 TraceCheckSpWp]: Computing forward predicates...