./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-65.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e7bb482b 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_cc1faf9b-ac81-4c75-8aa7-d1de67bc796e/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc1faf9b-ac81-4c75-8aa7-d1de67bc796e/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc1faf9b-ac81-4c75-8aa7-d1de67bc796e/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc1faf9b-ac81-4c75-8aa7-d1de67bc796e/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-65.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc1faf9b-ac81-4c75-8aa7-d1de67bc796e/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc1faf9b-ac81-4c75-8aa7-d1de67bc796e/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --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 34060a1409d8254be36e4d20a98f8f130e1eaa35e89fcb0e546b71a47720fa1d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:54:14,312 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:54:14,392 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc1faf9b-ac81-4c75-8aa7-d1de67bc796e/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-06 22:54:14,398 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:54:14,399 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:54:14,429 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:54:14,430 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:54:14,431 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:54:14,432 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:54:14,432 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:54:14,433 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:54:14,434 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:54:14,435 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:54:14,435 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:54:14,436 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:54:14,437 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:54:14,437 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:54:14,438 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:54:14,438 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:54:14,439 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:54:14,440 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:54:14,440 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:54:14,441 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:54:14,442 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:54:14,442 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:54:14,443 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:54:14,444 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:54:14,444 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:54:14,445 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:54:14,445 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:54:14,446 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:54:14,446 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:54:14,451 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:54:14,452 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 22:54:14,453 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:54:14,453 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:54:14,453 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:54:14,454 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:54:14,454 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:54:14,454 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_cc1faf9b-ac81-4c75-8aa7-d1de67bc796e/bin/uautomizer-verify-WvqO1wxjHP/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc1faf9b-ac81-4c75-8aa7-d1de67bc796e/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 34060a1409d8254be36e4d20a98f8f130e1eaa35e89fcb0e546b71a47720fa1d [2023-11-06 22:54:14,740 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:54:14,764 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:54:14,767 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:54:14,768 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:54:14,769 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:54:14,771 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc1faf9b-ac81-4c75-8aa7-d1de67bc796e/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-65.i [2023-11-06 22:54:18,083 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:54:18,299 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:54:18,299 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc1faf9b-ac81-4c75-8aa7-d1de67bc796e/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-65.i [2023-11-06 22:54:18,310 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc1faf9b-ac81-4c75-8aa7-d1de67bc796e/bin/uautomizer-verify-WvqO1wxjHP/data/d62b0737a/6caf132469834ae3a6f826e1b5f3b0ea/FLAG16a2fe96d [2023-11-06 22:54:18,328 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc1faf9b-ac81-4c75-8aa7-d1de67bc796e/bin/uautomizer-verify-WvqO1wxjHP/data/d62b0737a/6caf132469834ae3a6f826e1b5f3b0ea [2023-11-06 22:54:18,336 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:54:18,339 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:54:18,344 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:54:18,345 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:54:18,352 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:54:18,356 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:54:18" (1/1) ... [2023-11-06 22:54:18,358 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fd84c42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:54:18, skipping insertion in model container [2023-11-06 22:54:18,359 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:54:18" (1/1) ... [2023-11-06 22:54:18,395 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:54:18,574 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_cc1faf9b-ac81-4c75-8aa7-d1de67bc796e/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-65.i[917,930] [2023-11-06 22:54:18,618 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:54:18,640 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:54:18,655 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_cc1faf9b-ac81-4c75-8aa7-d1de67bc796e/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-65.i[917,930] [2023-11-06 22:54:18,682 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:54:18,700 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:54:18,700 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:54:18 WrapperNode [2023-11-06 22:54:18,700 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:54:18,702 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:54:18,702 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:54:18,702 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:54:18,710 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:54:18" (1/1) ... [2023-11-06 22:54:18,719 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:54:18" (1/1) ... [2023-11-06 22:54:18,753 INFO L138 Inliner]: procedures = 26, calls = 24, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 100 [2023-11-06 22:54:18,754 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:54:18,755 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:54:18,755 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:54:18,755 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:54:18,766 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:54:18" (1/1) ... [2023-11-06 22:54:18,766 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:54:18" (1/1) ... [2023-11-06 22:54:18,770 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:54:18" (1/1) ... [2023-11-06 22:54:18,770 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:54:18" (1/1) ... [2023-11-06 22:54:18,785 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:54:18" (1/1) ... [2023-11-06 22:54:18,800 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:54:18" (1/1) ... [2023-11-06 22:54:18,802 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:54:18" (1/1) ... [2023-11-06 22:54:18,804 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:54:18" (1/1) ... [2023-11-06 22:54:18,806 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:54:18,808 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:54:18,808 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:54:18,808 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:54:18,809 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:54:18" (1/1) ... [2023-11-06 22:54:18,817 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:54:18,833 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc1faf9b-ac81-4c75-8aa7-d1de67bc796e/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:54:18,847 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc1faf9b-ac81-4c75-8aa7-d1de67bc796e/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:54:18,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc1faf9b-ac81-4c75-8aa7-d1de67bc796e/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:54:18,902 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:54:18,903 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 22:54:18,903 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 22:54:18,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 22:54:18,903 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:54:18,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:54:19,006 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:54:19,008 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:54:19,281 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:54:19,295 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:54:19,295 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 22:54:19,297 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:54:19 BoogieIcfgContainer [2023-11-06 22:54:19,298 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:54:19,301 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:54:19,301 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:54:19,305 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:54:19,305 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:54:18" (1/3) ... [2023-11-06 22:54:19,306 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70d6e5ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:54:19, skipping insertion in model container [2023-11-06 22:54:19,307 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:54:18" (2/3) ... [2023-11-06 22:54:19,307 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70d6e5ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:54:19, skipping insertion in model container [2023-11-06 22:54:19,319 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:54:19" (3/3) ... [2023-11-06 22:54:19,320 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_has-floats_file-65.i [2023-11-06 22:54:19,340 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:54:19,341 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 22:54:19,404 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:54:19,412 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=LoopsAndPotentialCycles, 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;@d6ffb24, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:54:19,412 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 22:54:19,416 INFO L276 IsEmpty]: Start isEmpty. Operand has 45 states, 31 states have (on average 1.3548387096774193) internal successors, (42), 32 states have internal predecessors, (42), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-06 22:54:19,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-06 22:54:19,427 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:54:19,428 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:54:19,429 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:54:19,435 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:54:19,435 INFO L85 PathProgramCache]: Analyzing trace with hash 1833357822, now seen corresponding path program 1 times [2023-11-06 22:54:19,444 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:54:19,444 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1746190066] [2023-11-06 22:54:19,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:54:19,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:54:19,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:54:19,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-06 22:54:19,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:54:19,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-06 22:54:19,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:54:19,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-06 22:54:19,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:54:19,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-11-06 22:54:19,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:54:19,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-06 22:54:19,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:54:19,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-06 22:54:19,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:54:19,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-06 22:54:19,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:54:19,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-11-06 22:54:19,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:54:19,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-06 22:54:19,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:54:19,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2023-11-06 22:54:19,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:54:19,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-06 22:54:19,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:54:19,847 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-06 22:54:19,847 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:54:19,848 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1746190066] [2023-11-06 22:54:19,848 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1746190066] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:54:19,849 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:54:19,849 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:54:19,851 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2045593375] [2023-11-06 22:54:19,851 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:54:19,858 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 22:54:19,867 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:54:19,904 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 22:54:19,905 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:54:19,908 INFO L87 Difference]: Start difference. First operand has 45 states, 31 states have (on average 1.3548387096774193) internal successors, (42), 32 states have internal predecessors, (42), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) Second operand has 2 states, 2 states have (on average 12.5) internal successors, (25), 2 states have internal predecessors, (25), 2 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 2 states have call successors, (11) [2023-11-06 22:54:19,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:54:19,943 INFO L93 Difference]: Finished difference Result 83 states and 133 transitions. [2023-11-06 22:54:19,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 22:54:19,946 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 12.5) internal successors, (25), 2 states have internal predecessors, (25), 2 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 2 states have call successors, (11) Word has length 77 [2023-11-06 22:54:19,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:54:19,952 INFO L225 Difference]: With dead ends: 83 [2023-11-06 22:54:19,953 INFO L226 Difference]: Without dead ends: 41 [2023-11-06 22:54:19,956 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:54:19,960 INFO L413 NwaCegarLoop]: 57 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, 57 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 [2023-11-06 22:54:19,961 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 57 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:54:19,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2023-11-06 22:54:19,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 41. [2023-11-06 22:54:19,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41 states, 28 states have (on average 1.25) internal successors, (35), 28 states have internal predecessors, (35), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-06 22:54:19,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 57 transitions. [2023-11-06 22:54:20,000 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 57 transitions. Word has length 77 [2023-11-06 22:54:20,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:54:20,000 INFO L495 AbstractCegarLoop]: Abstraction has 41 states and 57 transitions. [2023-11-06 22:54:20,001 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 12.5) internal successors, (25), 2 states have internal predecessors, (25), 2 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 2 states have call successors, (11) [2023-11-06 22:54:20,001 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 57 transitions. [2023-11-06 22:54:20,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-06 22:54:20,005 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:54:20,005 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:54:20,006 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-06 22:54:20,006 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:54:20,006 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:54:20,007 INFO L85 PathProgramCache]: Analyzing trace with hash 958028232, now seen corresponding path program 1 times [2023-11-06 22:54:20,007 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:54:20,007 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1937018633] [2023-11-06 22:54:20,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:54:20,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:54:20,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:54:20,194 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:54:20,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:54:20,286 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:54:20,287 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-06 22:54:20,289 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-06 22:54:20,291 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-06 22:54:20,295 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2023-11-06 22:54:20,299 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-06 22:54:20,389 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 10:54:20 BoogieIcfgContainer [2023-11-06 22:54:20,394 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 22:54:20,395 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 22:54:20,395 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 22:54:20,396 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 22:54:20,397 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:54:19" (3/4) ... [2023-11-06 22:54:20,399 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-06 22:54:20,400 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 22:54:20,402 INFO L158 Benchmark]: Toolchain (without parser) took 2062.89ms. Allocated memory is still 134.2MB. Free memory was 87.9MB in the beginning and 58.4MB in the end (delta: 29.5MB). Peak memory consumption was 31.3MB. Max. memory is 16.1GB. [2023-11-06 22:54:20,403 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 109.1MB. Free memory is still 60.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:54:20,405 INFO L158 Benchmark]: CACSL2BoogieTranslator took 356.58ms. Allocated memory is still 134.2MB. Free memory was 87.7MB in the beginning and 75.3MB in the end (delta: 12.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-06 22:54:20,411 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.68ms. Allocated memory is still 134.2MB. Free memory was 75.3MB in the beginning and 73.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 22:54:20,412 INFO L158 Benchmark]: Boogie Preprocessor took 51.83ms. Allocated memory is still 134.2MB. Free memory was 73.2MB in the beginning and 71.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 22:54:20,412 INFO L158 Benchmark]: RCFGBuilder took 490.17ms. Allocated memory is still 134.2MB. Free memory was 71.6MB in the beginning and 104.5MB in the end (delta: -32.9MB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB. [2023-11-06 22:54:20,414 INFO L158 Benchmark]: TraceAbstraction took 1093.59ms. Allocated memory is still 134.2MB. Free memory was 103.8MB in the beginning and 58.4MB in the end (delta: 45.4MB). Peak memory consumption was 45.0MB. Max. memory is 16.1GB. [2023-11-06 22:54:20,415 INFO L158 Benchmark]: Witness Printer took 6.17ms. Allocated memory is still 134.2MB. Free memory is still 58.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:54:20,423 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 109.1MB. Free memory is still 60.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 356.58ms. Allocated memory is still 134.2MB. Free memory was 87.7MB in the beginning and 75.3MB in the end (delta: 12.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.68ms. Allocated memory is still 134.2MB. Free memory was 75.3MB in the beginning and 73.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.83ms. Allocated memory is still 134.2MB. Free memory was 73.2MB in the beginning and 71.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 490.17ms. Allocated memory is still 134.2MB. Free memory was 71.6MB in the beginning and 104.5MB in the end (delta: -32.9MB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB. * TraceAbstraction took 1093.59ms. Allocated memory is still 134.2MB. Free memory was 103.8MB in the beginning and 58.4MB in the end (delta: 45.4MB). Peak memory consumption was 45.0MB. Max. memory is 16.1GB. * Witness Printer took 6.17ms. Allocated memory is still 134.2MB. Free memory is still 58.4MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 88, overapproximation of someBinaryArithmeticDOUBLEoperation at line 52, overapproximation of someBinaryDOUBLEComparisonOperation at line 88, overapproximation of someUnaryFLOAToperation at line 45. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] float var_1_1 = 1000000000.1; [L23] unsigned char var_1_3 = 1; [L24] float var_1_4 = 8.2; [L25] signed long int var_1_5 = -32; [L26] double var_1_9 = 100.5; [L27] double var_1_12 = 25.25; [L28] double var_1_13 = 63.6; [L29] double var_1_14 = 0.0; [L30] double var_1_15 = 0.8; [L31] signed char var_1_16 = -8; [L32] signed char var_1_17 = 8; [L33] unsigned short int var_1_18 = 2; [L34] unsigned short int var_1_19 = 50; [L35] unsigned short int var_1_20 = 0; [L36] double last_1_var_1_9 = 100.5; VAL [isInitial=0, last_1_var_1_9=201/2, var_1_12=101/4, var_1_13=318/5, var_1_14=0, var_1_15=4/5, var_1_16=-8, var_1_17=8, var_1_18=2, var_1_19=50, var_1_1=10000000001/10, var_1_20=0, var_1_3=1, var_1_4=41/5, var_1_5=-32, var_1_9=201/2] [L92] isInitial = 1 [L93] FCALL initially() [L94] COND TRUE 1 [L95] CALL updateLastVariables() [L85] last_1_var_1_9 = var_1_9 VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12=101/4, var_1_13=318/5, var_1_14=0, var_1_15=4/5, var_1_16=-8, var_1_17=8, var_1_18=2, var_1_19=50, var_1_1=10000000001/10, var_1_20=0, var_1_3=1, var_1_4=41/5, var_1_5=-32, var_1_9=201/2] [L95] RET updateLastVariables() [L96] CALL updateVariables() [L64] var_1_3 = __VERIFIER_nondet_uchar() [L65] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=201/2, var_1_12=101/4, var_1_13=318/5, var_1_14=0, var_1_15=4/5, var_1_16=-8, var_1_17=8, var_1_18=2, var_1_19=50, var_1_1=10000000001/10, var_1_20=0, var_1_4=41/5, var_1_5=-32, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_9=201/2, var_1_12=101/4, var_1_13=318/5, var_1_14=0, var_1_15=4/5, var_1_16=-8, var_1_17=8, var_1_18=2, var_1_19=50, var_1_1=10000000001/10, var_1_20=0, var_1_4=41/5, var_1_5=-32, var_1_9=201/2] [L65] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12=101/4, var_1_13=318/5, var_1_14=0, var_1_15=4/5, var_1_16=-8, var_1_17=8, var_1_18=2, var_1_19=50, var_1_1=10000000001/10, var_1_20=0, var_1_4=41/5, var_1_5=-32, var_1_9=201/2] [L66] CALL assume_abort_if_not(var_1_3 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=201/2, var_1_12=101/4, var_1_13=318/5, var_1_14=0, var_1_15=4/5, var_1_16=-8, var_1_17=8, var_1_18=2, var_1_19=50, var_1_1=10000000001/10, var_1_20=0, var_1_3=1, var_1_4=41/5, var_1_5=-32, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_9=201/2, var_1_12=101/4, var_1_13=318/5, var_1_14=0, var_1_15=4/5, var_1_16=-8, var_1_17=8, var_1_18=2, var_1_19=50, var_1_1=10000000001/10, var_1_20=0, var_1_3=1, var_1_4=41/5, var_1_5=-32, var_1_9=201/2] [L66] RET assume_abort_if_not(var_1_3 <= 1) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12=101/4, var_1_13=318/5, var_1_14=0, var_1_15=4/5, var_1_16=-8, var_1_17=8, var_1_18=2, var_1_19=50, var_1_1=10000000001/10, var_1_20=0, var_1_3=1, var_1_4=41/5, var_1_5=-32, var_1_9=201/2] [L67] var_1_4 = __VERIFIER_nondet_float() [L68] CALL assume_abort_if_not((var_1_4 >= -922337.2036854765600e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=201/2, var_1_12=101/4, var_1_13=318/5, var_1_14=0, var_1_15=4/5, var_1_16=-8, var_1_17=8, var_1_18=2, var_1_19=50, var_1_1=10000000001/10, var_1_20=0, var_1_3=1, var_1_4=1000000006, var_1_5=-32, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_9=201/2, var_1_12=101/4, var_1_13=318/5, var_1_14=0, var_1_15=4/5, var_1_16=-8, var_1_17=8, var_1_18=2, var_1_19=50, var_1_1=10000000001/10, var_1_20=0, var_1_3=1, var_1_4=1000000006, var_1_5=-32, var_1_9=201/2] [L68] RET assume_abort_if_not((var_1_4 >= -922337.2036854765600e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12=101/4, var_1_13=318/5, var_1_14=0, var_1_15=4/5, var_1_16=-8, var_1_17=8, var_1_18=2, var_1_19=50, var_1_1=10000000001/10, var_1_20=0, var_1_3=1, var_1_4=1000000006, var_1_5=-32, var_1_9=201/2] [L69] var_1_12 = __VERIFIER_nondet_double() [L70] CALL assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=201/2, var_1_12=1000000007, var_1_13=318/5, var_1_14=0, var_1_15=4/5, var_1_16=-8, var_1_17=8, var_1_18=2, var_1_19=50, var_1_1=10000000001/10, var_1_20=0, var_1_3=1, var_1_4=1000000006, var_1_5=-32, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_9=201/2, var_1_12=1000000007, var_1_13=318/5, var_1_14=0, var_1_15=4/5, var_1_16=-8, var_1_17=8, var_1_18=2, var_1_19=50, var_1_1=10000000001/10, var_1_20=0, var_1_3=1, var_1_4=1000000006, var_1_5=-32, var_1_9=201/2] [L70] RET assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12=1000000007, var_1_13=318/5, var_1_14=0, var_1_15=4/5, var_1_16=-8, var_1_17=8, var_1_18=2, var_1_19=50, var_1_1=10000000001/10, var_1_20=0, var_1_3=1, var_1_4=1000000006, var_1_5=-32, var_1_9=201/2] [L71] var_1_13 = __VERIFIER_nondet_double() [L72] CALL assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=201/2, var_1_12=1000000007, var_1_13=1000000009, var_1_14=0, var_1_15=4/5, var_1_16=-8, var_1_17=8, var_1_18=2, var_1_19=50, var_1_1=10000000001/10, var_1_20=0, var_1_3=1, var_1_4=1000000006, var_1_5=-32, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_9=201/2, var_1_12=1000000007, var_1_13=1000000009, var_1_14=0, var_1_15=4/5, var_1_16=-8, var_1_17=8, var_1_18=2, var_1_19=50, var_1_1=10000000001/10, var_1_20=0, var_1_3=1, var_1_4=1000000006, var_1_5=-32, var_1_9=201/2] [L72] RET assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12=1000000007, var_1_13=1000000009, var_1_14=0, var_1_15=4/5, var_1_16=-8, var_1_17=8, var_1_18=2, var_1_19=50, var_1_1=10000000001/10, var_1_20=0, var_1_3=1, var_1_4=1000000006, var_1_5=-32, var_1_9=201/2] [L73] var_1_14 = __VERIFIER_nondet_double() [L74] CALL assume_abort_if_not((var_1_14 >= 4611686.018427382800e+12F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=201/2, var_1_12=1000000007, var_1_13=1000000009, var_1_14=1000000005, var_1_15=4/5, var_1_16=-8, var_1_17=8, var_1_18=2, var_1_19=50, var_1_1=10000000001/10, var_1_20=0, var_1_3=1, var_1_4=1000000006, var_1_5=-32, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_9=201/2, var_1_12=1000000007, var_1_13=1000000009, var_1_14=1000000005, var_1_15=4/5, var_1_16=-8, var_1_17=8, var_1_18=2, var_1_19=50, var_1_1=10000000001/10, var_1_20=0, var_1_3=1, var_1_4=1000000006, var_1_5=-32, var_1_9=201/2] [L74] RET assume_abort_if_not((var_1_14 >= 4611686.018427382800e+12F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12=1000000007, var_1_13=1000000009, var_1_14=1000000005, var_1_15=4/5, var_1_16=-8, var_1_17=8, var_1_18=2, var_1_19=50, var_1_1=10000000001/10, var_1_20=0, var_1_3=1, var_1_4=1000000006, var_1_5=-32, var_1_9=201/2] [L75] var_1_15 = __VERIFIER_nondet_double() [L76] CALL assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=201/2, var_1_12=1000000007, var_1_13=1000000009, var_1_14=1000000005, var_1_15=1000000008, var_1_16=-8, var_1_17=8, var_1_18=2, var_1_19=50, var_1_1=10000000001/10, var_1_20=0, var_1_3=1, var_1_4=1000000006, var_1_5=-32, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_9=201/2, var_1_12=1000000007, var_1_13=1000000009, var_1_14=1000000005, var_1_15=1000000008, var_1_16=-8, var_1_17=8, var_1_18=2, var_1_19=50, var_1_1=10000000001/10, var_1_20=0, var_1_3=1, var_1_4=1000000006, var_1_5=-32, var_1_9=201/2] [L76] RET assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12=1000000007, var_1_13=1000000009, var_1_14=1000000005, var_1_15=1000000008, var_1_16=-8, var_1_17=8, var_1_18=2, var_1_19=50, var_1_1=10000000001/10, var_1_20=0, var_1_3=1, var_1_4=1000000006, var_1_5=-32, var_1_9=201/2] [L77] var_1_17 = __VERIFIER_nondet_char() [L78] CALL assume_abort_if_not(var_1_17 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=201/2, var_1_12=1000000007, var_1_13=1000000009, var_1_14=1000000005, var_1_15=1000000008, var_1_16=-8, var_1_17=126, var_1_18=2, var_1_19=50, var_1_1=10000000001/10, var_1_20=0, var_1_3=1, var_1_4=1000000006, var_1_5=-32, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_9=201/2, var_1_12=1000000007, var_1_13=1000000009, var_1_14=1000000005, var_1_15=1000000008, var_1_16=-8, var_1_17=126, var_1_18=2, var_1_19=50, var_1_1=10000000001/10, var_1_20=0, var_1_3=1, var_1_4=1000000006, var_1_5=-32, var_1_9=201/2] [L78] RET assume_abort_if_not(var_1_17 >= -127) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12=1000000007, var_1_13=1000000009, var_1_14=1000000005, var_1_15=1000000008, var_1_16=-8, var_1_17=126, var_1_18=2, var_1_19=50, var_1_1=10000000001/10, var_1_20=0, var_1_3=1, var_1_4=1000000006, var_1_5=-32, var_1_9=201/2] [L79] CALL assume_abort_if_not(var_1_17 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=201/2, var_1_12=1000000007, var_1_13=1000000009, var_1_14=1000000005, var_1_15=1000000008, var_1_16=-8, var_1_17=126, var_1_18=2, var_1_19=50, var_1_1=10000000001/10, var_1_20=0, var_1_3=1, var_1_4=1000000006, var_1_5=-32, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_9=201/2, var_1_12=1000000007, var_1_13=1000000009, var_1_14=1000000005, var_1_15=1000000008, var_1_16=-8, var_1_17=126, var_1_18=2, var_1_19=50, var_1_1=10000000001/10, var_1_20=0, var_1_3=1, var_1_4=1000000006, var_1_5=-32, var_1_9=201/2] [L79] RET assume_abort_if_not(var_1_17 <= 126) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12=1000000007, var_1_13=1000000009, var_1_14=1000000005, var_1_15=1000000008, var_1_16=-8, var_1_17=126, var_1_18=2, var_1_19=50, var_1_1=10000000001/10, var_1_20=0, var_1_3=1, var_1_4=1000000006, var_1_5=-32, var_1_9=201/2] [L80] var_1_19 = __VERIFIER_nondet_ushort() [L81] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=201/2, var_1_12=1000000007, var_1_13=1000000009, var_1_14=1000000005, var_1_15=1000000008, var_1_16=-8, var_1_17=126, var_1_18=2, var_1_19=65534, var_1_1=10000000001/10, var_1_20=0, var_1_3=1, var_1_4=1000000006, var_1_5=-32, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_9=201/2, var_1_12=1000000007, var_1_13=1000000009, var_1_14=1000000005, var_1_15=1000000008, var_1_16=-8, var_1_17=126, var_1_18=2, var_1_19=65534, var_1_1=10000000001/10, var_1_20=0, var_1_3=1, var_1_4=1000000006, var_1_5=-32, var_1_9=201/2] [L81] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12=1000000007, var_1_13=1000000009, var_1_14=1000000005, var_1_15=1000000008, var_1_16=-8, var_1_17=126, var_1_18=2, var_1_19=65534, var_1_1=10000000001/10, var_1_20=0, var_1_3=1, var_1_4=1000000006, var_1_5=-32, var_1_9=201/2] [L82] CALL assume_abort_if_not(var_1_19 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=201/2, var_1_12=1000000007, var_1_13=1000000009, var_1_14=1000000005, var_1_15=1000000008, var_1_16=-8, var_1_17=126, var_1_18=2, var_1_19=65534, var_1_1=10000000001/10, var_1_20=0, var_1_3=1, var_1_4=1000000006, var_1_5=-32, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_9=201/2, var_1_12=1000000007, var_1_13=1000000009, var_1_14=1000000005, var_1_15=1000000008, var_1_16=-8, var_1_17=126, var_1_18=2, var_1_19=65534, var_1_1=10000000001/10, var_1_20=0, var_1_3=1, var_1_4=1000000006, var_1_5=-32, var_1_9=201/2] [L82] RET assume_abort_if_not(var_1_19 <= 65534) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12=1000000007, var_1_13=1000000009, var_1_14=1000000005, var_1_15=1000000008, var_1_16=-8, var_1_17=126, var_1_18=2, var_1_19=65534, var_1_1=10000000001/10, var_1_20=0, var_1_3=1, var_1_4=1000000006, var_1_5=-32, var_1_9=201/2] [L96] RET updateVariables() [L97] CALL step() [L40] COND FALSE !(0.625f > last_1_var_1_9) [L45] var_1_1 = ((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12=1000000007, var_1_13=1000000009, var_1_14=1000000005, var_1_15=1000000008, var_1_16=-8, var_1_17=126, var_1_18=2, var_1_19=65534, var_1_1=1000000006, var_1_20=0, var_1_3=1, var_1_4=1000000006, var_1_5=-32, var_1_9=201/2] [L47] var_1_16 = var_1_17 [L48] var_1_18 = var_1_19 [L49] var_1_20 = var_1_19 VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12=1000000007, var_1_13=1000000009, var_1_14=1000000005, var_1_15=1000000008, var_1_16=126, var_1_17=126, var_1_18=65534, var_1_19=65534, var_1_1=1000000006, var_1_20=65534, var_1_3=1, var_1_4=1000000006, var_1_5=-32, var_1_9=201/2] [L50] COND TRUE \read(var_1_3) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12=1000000007, var_1_13=1000000009, var_1_14=1000000005, var_1_15=1000000008, var_1_16=126, var_1_17=126, var_1_18=65534, var_1_19=65534, var_1_1=1000000006, var_1_20=65534, var_1_3=1, var_1_4=1000000006, var_1_5=-32, var_1_9=201/2] [L51] COND TRUE var_1_20 >= ((var_1_18 - var_1_20) * 64) [L52] var_1_9 = (((((var_1_12) < (50.5)) ? (var_1_12) : (50.5))) - var_1_13) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12=1000000007, var_1_13=1000000009, var_1_14=1000000005, var_1_15=1000000008, var_1_16=126, var_1_17=126, var_1_18=65534, var_1_19=65534, var_1_1=1000000006, var_1_20=65534, var_1_3=1, var_1_4=1000000006, var_1_5=-32] [L59] COND TRUE var_1_4 > var_1_9 [L60] var_1_5 = (((((var_1_20) > (-64)) ? (var_1_20) : (-64))) + ((var_1_20 + -2) + var_1_18)) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12=1000000007, var_1_13=1000000009, var_1_14=1000000005, var_1_15=1000000008, var_1_16=126, var_1_17=126, var_1_18=65534, var_1_19=65534, var_1_1=1000000006, var_1_20=65534, var_1_3=1, var_1_4=1000000006, var_1_5=196600] [L97] RET step() [L98] CALL, EXPR property() [L88-L89] return ((((((0.625f > last_1_var_1_9) ? (var_1_3 ? (var_1_1 == ((float) ((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))))) : 1) : (var_1_1 == ((float) ((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4)))))) && ((var_1_4 > var_1_9) ? (var_1_5 == ((signed long int) (((((var_1_20) > (-64)) ? (var_1_20) : (-64))) + ((var_1_20 + -2) + var_1_18)))) : 1)) && (var_1_3 ? ((var_1_20 >= ((var_1_18 - var_1_20) * 64)) ? (var_1_9 == ((double) (((((var_1_12) < (50.5)) ? (var_1_12) : (50.5))) - var_1_13))) : 1) : ((var_1_1 <= var_1_1) ? (var_1_9 == ((double) (var_1_13 - (var_1_14 - var_1_15)))) : 1))) && (var_1_16 == ((signed char) var_1_17))) && (var_1_18 == ((unsigned short int) var_1_19))) && (var_1_20 == ((unsigned short int) var_1_19)) ; VAL [\result=0, isInitial=1, last_1_var_1_9=201/2, var_1_12=1000000007, var_1_13=1000000009, var_1_14=1000000005, var_1_15=1000000008, var_1_16=126, var_1_17=126, var_1_18=65534, var_1_19=65534, var_1_1=1000000006, var_1_20=65534, var_1_3=1, var_1_4=1000000006, var_1_5=196600] [L98] RET, EXPR property() [L98] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_9=201/2, var_1_12=1000000007, var_1_13=1000000009, var_1_14=1000000005, var_1_15=1000000008, var_1_16=126, var_1_17=126, var_1_18=65534, var_1_19=65534, var_1_1=1000000006, var_1_20=65534, var_1_3=1, var_1_4=1000000006, var_1_5=196600] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_9=201/2, var_1_12=1000000007, var_1_13=1000000009, var_1_14=1000000005, var_1_15=1000000008, var_1_16=126, var_1_17=126, var_1_18=65534, var_1_19=65534, var_1_1=1000000006, var_1_20=65534, var_1_3=1, var_1_4=1000000006, var_1_5=196600] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 45 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 2, TraceHistogramMax: 11, 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, 57 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, 57 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=45occurred 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: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 154 NumberOfCodeBlocks, 154 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 76 ConstructedInterpolants, 0 QuantifiedInterpolants, 76 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 220/220 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 [2023-11-06 22:54:20,461 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc1faf9b-ac81-4c75-8aa7-d1de67bc796e/bin/uautomizer-verify-WvqO1wxjHP/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_cc1faf9b-ac81-4c75-8aa7-d1de67bc796e/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc1faf9b-ac81-4c75-8aa7-d1de67bc796e/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc1faf9b-ac81-4c75-8aa7-d1de67bc796e/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc1faf9b-ac81-4c75-8aa7-d1de67bc796e/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-65.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc1faf9b-ac81-4c75-8aa7-d1de67bc796e/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc1faf9b-ac81-4c75-8aa7-d1de67bc796e/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --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 34060a1409d8254be36e4d20a98f8f130e1eaa35e89fcb0e546b71a47720fa1d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:54:23,082 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:54:23,169 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc1faf9b-ac81-4c75-8aa7-d1de67bc796e/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-06 22:54:23,175 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:54:23,176 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:54:23,211 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:54:23,212 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:54:23,213 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:54:23,214 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:54:23,214 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:54:23,215 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:54:23,216 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:54:23,216 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:54:23,217 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:54:23,217 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:54:23,227 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:54:23,228 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:54:23,228 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:54:23,229 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:54:23,229 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:54:23,230 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:54:23,230 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-06 22:54:23,231 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-06 22:54:23,232 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-06 22:54:23,232 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:54:23,233 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:54:23,233 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:54:23,234 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:54:23,234 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:54:23,235 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:54:23,236 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:54:23,236 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:54:23,237 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:54:23,237 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:54:23,238 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-06 22:54:23,238 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-06 22:54:23,239 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:54:23,240 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:54:23,240 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:54:23,241 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:54:23,241 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-06 22:54:23,242 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:54:23,242 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_cc1faf9b-ac81-4c75-8aa7-d1de67bc796e/bin/uautomizer-verify-WvqO1wxjHP/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc1faf9b-ac81-4c75-8aa7-d1de67bc796e/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 34060a1409d8254be36e4d20a98f8f130e1eaa35e89fcb0e546b71a47720fa1d [2023-11-06 22:54:23,627 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:54:23,649 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:54:23,652 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:54:23,653 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:54:23,653 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:54:23,656 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc1faf9b-ac81-4c75-8aa7-d1de67bc796e/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-65.i [2023-11-06 22:54:26,882 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:54:27,149 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:54:27,150 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc1faf9b-ac81-4c75-8aa7-d1de67bc796e/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-65.i [2023-11-06 22:54:27,159 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc1faf9b-ac81-4c75-8aa7-d1de67bc796e/bin/uautomizer-verify-WvqO1wxjHP/data/8f424933a/86ad176ba44e402b92ca3069e033c33b/FLAGaf885924d [2023-11-06 22:54:27,175 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc1faf9b-ac81-4c75-8aa7-d1de67bc796e/bin/uautomizer-verify-WvqO1wxjHP/data/8f424933a/86ad176ba44e402b92ca3069e033c33b [2023-11-06 22:54:27,178 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:54:27,180 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:54:27,181 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:54:27,181 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:54:27,191 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:54:27,192 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:54:27" (1/1) ... [2023-11-06 22:54:27,193 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e58fcda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:54:27, skipping insertion in model container [2023-11-06 22:54:27,193 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:54:27" (1/1) ... [2023-11-06 22:54:27,236 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:54:27,412 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_cc1faf9b-ac81-4c75-8aa7-d1de67bc796e/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-65.i[917,930] [2023-11-06 22:54:27,453 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:54:27,470 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:54:27,482 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_cc1faf9b-ac81-4c75-8aa7-d1de67bc796e/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-65.i[917,930] [2023-11-06 22:54:27,504 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:54:27,530 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:54:27,530 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:54:27 WrapperNode [2023-11-06 22:54:27,530 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:54:27,532 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:54:27,533 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:54:27,533 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:54:27,541 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:54:27" (1/1) ... [2023-11-06 22:54:27,553 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:54:27" (1/1) ... [2023-11-06 22:54:27,582 INFO L138 Inliner]: procedures = 27, calls = 24, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 99 [2023-11-06 22:54:27,583 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:54:27,583 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:54:27,584 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:54:27,584 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:54:27,611 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:54:27" (1/1) ... [2023-11-06 22:54:27,611 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:54:27" (1/1) ... [2023-11-06 22:54:27,615 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:54:27" (1/1) ... [2023-11-06 22:54:27,616 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:54:27" (1/1) ... [2023-11-06 22:54:27,627 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:54:27" (1/1) ... [2023-11-06 22:54:27,631 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:54:27" (1/1) ... [2023-11-06 22:54:27,634 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:54:27" (1/1) ... [2023-11-06 22:54:27,636 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:54:27" (1/1) ... [2023-11-06 22:54:27,640 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:54:27,641 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:54:27,641 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:54:27,641 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:54:27,642 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:54:27" (1/1) ... [2023-11-06 22:54:27,663 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:54:27,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc1faf9b-ac81-4c75-8aa7-d1de67bc796e/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:54:27,732 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc1faf9b-ac81-4c75-8aa7-d1de67bc796e/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:54:27,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc1faf9b-ac81-4c75-8aa7-d1de67bc796e/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:54:27,782 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:54:27,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-06 22:54:27,783 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 22:54:27,783 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 22:54:27,784 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:54:27,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:54:27,904 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:54:27,907 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:54:31,797 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:54:31,804 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:54:31,804 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 22:54:31,806 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:54:31 BoogieIcfgContainer [2023-11-06 22:54:31,807 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:54:31,810 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:54:31,810 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:54:31,813 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:54:31,813 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:54:27" (1/3) ... [2023-11-06 22:54:31,814 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e4f2c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:54:31, skipping insertion in model container [2023-11-06 22:54:31,814 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:54:27" (2/3) ... [2023-11-06 22:54:31,815 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e4f2c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:54:31, skipping insertion in model container [2023-11-06 22:54:31,815 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:54:31" (3/3) ... [2023-11-06 22:54:31,817 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_has-floats_file-65.i [2023-11-06 22:54:31,836 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:54:31,836 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 22:54:31,887 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:54:31,894 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=LoopsAndPotentialCycles, 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;@3fe8652, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:54:31,895 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 22:54:31,911 INFO L276 IsEmpty]: Start isEmpty. Operand has 45 states, 31 states have (on average 1.3548387096774193) internal successors, (42), 32 states have internal predecessors, (42), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-06 22:54:31,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-06 22:54:31,923 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:54:31,924 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:54:31,925 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:54:31,930 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:54:31,931 INFO L85 PathProgramCache]: Analyzing trace with hash 1833357822, now seen corresponding path program 1 times [2023-11-06 22:54:31,946 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:54:31,946 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1362498137] [2023-11-06 22:54:31,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:54:31,947 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 [2023-11-06 22:54:31,948 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc1faf9b-ac81-4c75-8aa7-d1de67bc796e/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:54:31,955 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc1faf9b-ac81-4c75-8aa7-d1de67bc796e/bin/uautomizer-verify-WvqO1wxjHP/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) [2023-11-06 22:54:31,986 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc1faf9b-ac81-4c75-8aa7-d1de67bc796e/bin/uautomizer-verify-WvqO1wxjHP/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 [2023-11-06 22:54:32,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:54:32,504 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-06 22:54:32,513 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:54:32,551 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2023-11-06 22:54:32,552 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:54:32,552 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 22:54:32,553 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1362498137] [2023-11-06 22:54:32,553 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1362498137] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:54:32,554 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:54:32,554 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:54:32,556 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [164398994] [2023-11-06 22:54:32,557 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:54:32,561 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 22:54:32,561 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 22:54:32,591 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 22:54:32,592 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:54:32,594 INFO L87 Difference]: Start difference. First operand has 45 states, 31 states have (on average 1.3548387096774193) internal successors, (42), 32 states have internal predecessors, (42), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) 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, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2023-11-06 22:54:32,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:54:32,623 INFO L93 Difference]: Finished difference Result 83 states and 133 transitions. [2023-11-06 22:54:32,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 22:54:32,625 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, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 77 [2023-11-06 22:54:32,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:54:32,634 INFO L225 Difference]: With dead ends: 83 [2023-11-06 22:54:32,634 INFO L226 Difference]: Without dead ends: 41 [2023-11-06 22:54:32,638 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 76 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:54:32,642 INFO L413 NwaCegarLoop]: 57 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, 57 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 [2023-11-06 22:54:32,643 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 57 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:54:32,661 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2023-11-06 22:54:32,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 41. [2023-11-06 22:54:32,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41 states, 28 states have (on average 1.25) internal successors, (35), 28 states have internal predecessors, (35), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-06 22:54:32,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 57 transitions. [2023-11-06 22:54:32,687 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 57 transitions. Word has length 77 [2023-11-06 22:54:32,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:54:32,687 INFO L495 AbstractCegarLoop]: Abstraction has 41 states and 57 transitions. [2023-11-06 22:54:32,688 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, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2023-11-06 22:54:32,688 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 57 transitions. [2023-11-06 22:54:32,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-06 22:54:32,692 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:54:32,693 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:54:32,713 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc1faf9b-ac81-4c75-8aa7-d1de67bc796e/bin/uautomizer-verify-WvqO1wxjHP/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 [2023-11-06 22:54:32,907 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc1faf9b-ac81-4c75-8aa7-d1de67bc796e/bin/uautomizer-verify-WvqO1wxjHP/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 [2023-11-06 22:54:32,907 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:54:32,908 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:54:32,908 INFO L85 PathProgramCache]: Analyzing trace with hash 958028232, now seen corresponding path program 1 times [2023-11-06 22:54:32,909 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:54:32,909 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2069221267] [2023-11-06 22:54:32,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:54:32,910 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 [2023-11-06 22:54:32,910 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc1faf9b-ac81-4c75-8aa7-d1de67bc796e/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:54:32,912 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc1faf9b-ac81-4c75-8aa7-d1de67bc796e/bin/uautomizer-verify-WvqO1wxjHP/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) [2023-11-06 22:54:32,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc1faf9b-ac81-4c75-8aa7-d1de67bc796e/bin/uautomizer-verify-WvqO1wxjHP/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 [2023-11-06 22:54:33,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:54:33,356 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-06 22:54:33,365 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:55:21,393 WARN L293 SmtUtils]: Spent 20.52s on a formula simplification that was a NOOP. DAG size: 57 (called from [L 376] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-06 22:57:12,966 WARN L293 SmtUtils]: Spent 53.78s on a formula simplification that was a NOOP. DAG size: 67 (called from [L 376] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)