./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-72.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_441f3fee-99d1-4bc5-83f1-31279b87049d/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441f3fee-99d1-4bc5-83f1-31279b87049d/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_441f3fee-99d1-4bc5-83f1-31279b87049d/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441f3fee-99d1-4bc5-83f1-31279b87049d/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-72.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441f3fee-99d1-4bc5-83f1-31279b87049d/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_441f3fee-99d1-4bc5-83f1-31279b87049d/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 03b6c8c21580a8ecb4c1565f878b3061aaf6575afb72b6542060848d80b6e4a3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:32:37,774 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:32:37,911 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441f3fee-99d1-4bc5-83f1-31279b87049d/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-06 22:32:37,916 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:32:37,917 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:32:37,966 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:32:37,967 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:32:37,968 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:32:37,969 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:32:37,976 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:32:37,978 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:32:37,978 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:32:37,979 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:32:37,981 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:32:37,982 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:32:37,982 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:32:37,983 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:32:37,984 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:32:37,984 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:32:37,985 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:32:37,985 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:32:37,986 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:32:37,987 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:32:37,987 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:32:37,988 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:32:37,989 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:32:37,989 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:32:37,990 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:32:37,990 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:32:37,991 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:32:37,993 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:32:37,993 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:32:37,993 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:32:37,994 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 22:32:37,994 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:32:37,994 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:32:37,995 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:32:37,995 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:32:37,995 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:32:37,995 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_441f3fee-99d1-4bc5-83f1-31279b87049d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441f3fee-99d1-4bc5-83f1-31279b87049d/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 03b6c8c21580a8ecb4c1565f878b3061aaf6575afb72b6542060848d80b6e4a3 [2023-11-06 22:32:38,330 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:32:38,374 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:32:38,378 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:32:38,380 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:32:38,381 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:32:38,382 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441f3fee-99d1-4bc5-83f1-31279b87049d/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-72.i [2023-11-06 22:32:42,208 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:32:42,520 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:32:42,521 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441f3fee-99d1-4bc5-83f1-31279b87049d/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-72.i [2023-11-06 22:32:42,535 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441f3fee-99d1-4bc5-83f1-31279b87049d/bin/uautomizer-verify-WvqO1wxjHP/data/3f97e72a6/764196b45ff3476096197a84390eccd9/FLAGf7f47adab [2023-11-06 22:32:42,559 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441f3fee-99d1-4bc5-83f1-31279b87049d/bin/uautomizer-verify-WvqO1wxjHP/data/3f97e72a6/764196b45ff3476096197a84390eccd9 [2023-11-06 22:32:42,572 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:32:42,575 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:32:42,582 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:32:42,583 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:32:42,591 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:32:42,593 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:32:42" (1/1) ... [2023-11-06 22:32:42,594 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1593df70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:32:42, skipping insertion in model container [2023-11-06 22:32:42,594 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:32:42" (1/1) ... [2023-11-06 22:32:42,647 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:32:42,829 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_441f3fee-99d1-4bc5-83f1-31279b87049d/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-72.i[917,930] [2023-11-06 22:32:42,886 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:32:42,904 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:32:42,919 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_441f3fee-99d1-4bc5-83f1-31279b87049d/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-72.i[917,930] [2023-11-06 22:32:42,950 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:32:42,976 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:32:42,979 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:32:42 WrapperNode [2023-11-06 22:32:42,979 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:32:42,981 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:32:42,981 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:32:42,981 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:32:42,991 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:32:42" (1/1) ... [2023-11-06 22:32:43,004 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:32:42" (1/1) ... [2023-11-06 22:32:43,064 INFO L138 Inliner]: procedures = 26, calls = 30, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 117 [2023-11-06 22:32:43,072 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:32:43,073 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:32:43,073 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:32:43,073 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:32:43,084 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:32:42" (1/1) ... [2023-11-06 22:32:43,084 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:32:42" (1/1) ... [2023-11-06 22:32:43,093 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:32:42" (1/1) ... [2023-11-06 22:32:43,094 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:32:42" (1/1) ... [2023-11-06 22:32:43,103 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:32:42" (1/1) ... [2023-11-06 22:32:43,107 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:32:42" (1/1) ... [2023-11-06 22:32:43,112 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:32:42" (1/1) ... [2023-11-06 22:32:43,114 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:32:42" (1/1) ... [2023-11-06 22:32:43,118 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:32:43,119 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:32:43,119 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:32:43,120 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:32:43,121 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:32:42" (1/1) ... [2023-11-06 22:32:43,133 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:32:43,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441f3fee-99d1-4bc5-83f1-31279b87049d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:32:43,199 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441f3fee-99d1-4bc5-83f1-31279b87049d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:32:43,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441f3fee-99d1-4bc5-83f1-31279b87049d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:32:43,260 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:32:43,261 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 22:32:43,261 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 22:32:43,262 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 22:32:43,262 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:32:43,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:32:43,371 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:32:43,373 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:32:43,694 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:32:43,704 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:32:43,704 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 22:32:43,707 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:32:43 BoogieIcfgContainer [2023-11-06 22:32:43,707 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:32:43,711 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:32:43,711 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:32:43,756 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:32:43,756 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:32:42" (1/3) ... [2023-11-06 22:32:43,757 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35623e24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:32:43, skipping insertion in model container [2023-11-06 22:32:43,758 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:32:42" (2/3) ... [2023-11-06 22:32:43,758 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35623e24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:32:43, skipping insertion in model container [2023-11-06 22:32:43,759 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:32:43" (3/3) ... [2023-11-06 22:32:43,760 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_has-floats_file-72.i [2023-11-06 22:32:43,784 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:32:43,784 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 22:32:43,883 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:32:43,891 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;@31d36874, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:32:43,891 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 22:32:43,896 INFO L276 IsEmpty]: Start isEmpty. Operand has 51 states, 31 states have (on average 1.2903225806451613) internal successors, (40), 32 states have internal predecessors, (40), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2023-11-06 22:32:43,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-11-06 22:32:43,914 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:32:43,915 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:32:43,916 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:32:43,923 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:32:43,923 INFO L85 PathProgramCache]: Analyzing trace with hash 1139680206, now seen corresponding path program 1 times [2023-11-06 22:32:43,935 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:32:43,936 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1866738962] [2023-11-06 22:32:43,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:32:43,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:32:44,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:32:44,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-06 22:32:44,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:32:44,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-06 22:32:44,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:32:44,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-06 22:32:44,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:32:44,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-06 22:32:44,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:32:44,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-06 22:32:44,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:32:44,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-06 22:32:44,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:32:44,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-06 22:32:44,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:32:44,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-06 22:32:44,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:32:44,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-11-06 22:32:44,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:32:44,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-11-06 22:32:44,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:32:44,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-11-06 22:32:44,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:32:44,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-11-06 22:32:44,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:32:44,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-06 22:32:44,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:32:44,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-11-06 22:32:44,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:32:44,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-06 22:32:44,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:32:44,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2023-11-06 22:32:44,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:32:44,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2023-11-06 22:32:44,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:32:44,670 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2023-11-06 22:32:44,671 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:32:44,671 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1866738962] [2023-11-06 22:32:44,675 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1866738962] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:32:44,675 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:32:44,676 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:32:44,678 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1792983961] [2023-11-06 22:32:44,679 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:32:44,686 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 22:32:44,687 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:32:44,729 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 22:32:44,730 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:32:44,734 INFO L87 Difference]: Start difference. First operand has 51 states, 31 states have (on average 1.2903225806451613) internal successors, (40), 32 states have internal predecessors, (40), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) Second operand has 2 states, 2 states have (on average 13.0) internal successors, (26), 2 states have internal predecessors, (26), 2 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 2 states have call successors, (17) [2023-11-06 22:32:44,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:32:44,791 INFO L93 Difference]: Finished difference Result 95 states and 159 transitions. [2023-11-06 22:32:44,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 22:32:44,796 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 13.0) internal successors, (26), 2 states have internal predecessors, (26), 2 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 2 states have call successors, (17) Word has length 108 [2023-11-06 22:32:44,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:32:44,809 INFO L225 Difference]: With dead ends: 95 [2023-11-06 22:32:44,810 INFO L226 Difference]: Without dead ends: 47 [2023-11-06 22:32:44,815 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 53 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 22:32:44,820 INFO L413 NwaCegarLoop]: 67 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, 67 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 22:32:44,822 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 67 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:32:44,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2023-11-06 22:32:44,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 47. [2023-11-06 22:32:44,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47 states, 28 states have (on average 1.1785714285714286) internal successors, (33), 28 states have internal predecessors, (33), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2023-11-06 22:32:44,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 67 transitions. [2023-11-06 22:32:44,893 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 67 transitions. Word has length 108 [2023-11-06 22:32:44,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:32:44,893 INFO L495 AbstractCegarLoop]: Abstraction has 47 states and 67 transitions. [2023-11-06 22:32:44,894 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 13.0) internal successors, (26), 2 states have internal predecessors, (26), 2 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 2 states have call successors, (17) [2023-11-06 22:32:44,894 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 67 transitions. [2023-11-06 22:32:44,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-11-06 22:32:44,902 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:32:44,903 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:32:44,903 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-06 22:32:44,903 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:32:44,904 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:32:44,905 INFO L85 PathProgramCache]: Analyzing trace with hash -1936765112, now seen corresponding path program 1 times [2023-11-06 22:32:44,905 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:32:44,905 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [877878421] [2023-11-06 22:32:44,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:32:44,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:32:45,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:32:45,249 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:32:45,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:32:45,493 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:32:45,495 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-06 22:32:45,497 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-06 22:32:45,500 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-06 22:32:45,505 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2023-11-06 22:32:45,511 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-06 22:32:45,664 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 10:32:45 BoogieIcfgContainer [2023-11-06 22:32:45,664 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 22:32:45,665 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 22:32:45,665 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 22:32:45,666 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 22:32:45,666 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:32:43" (3/4) ... [2023-11-06 22:32:45,679 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-06 22:32:45,681 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 22:32:45,682 INFO L158 Benchmark]: Toolchain (without parser) took 3106.27ms. Allocated memory was 146.8MB in the beginning and 195.0MB in the end (delta: 48.2MB). Free memory was 101.5MB in the beginning and 102.9MB in the end (delta: -1.5MB). Peak memory consumption was 50.0MB. Max. memory is 16.1GB. [2023-11-06 22:32:45,683 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 109.1MB. Free memory is still 62.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:32:45,683 INFO L158 Benchmark]: CACSL2BoogieTranslator took 398.00ms. Allocated memory is still 146.8MB. Free memory was 101.1MB in the beginning and 88.9MB in the end (delta: 12.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-06 22:32:45,684 INFO L158 Benchmark]: Boogie Procedure Inliner took 91.36ms. Allocated memory is still 146.8MB. Free memory was 88.9MB in the beginning and 86.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 22:32:45,685 INFO L158 Benchmark]: Boogie Preprocessor took 45.39ms. Allocated memory is still 146.8MB. Free memory was 86.8MB in the beginning and 85.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 22:32:45,686 INFO L158 Benchmark]: RCFGBuilder took 588.09ms. Allocated memory is still 146.8MB. Free memory was 85.4MB in the beginning and 70.7MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-06 22:32:45,687 INFO L158 Benchmark]: TraceAbstraction took 1953.47ms. Allocated memory was 146.8MB in the beginning and 195.0MB in the end (delta: 48.2MB). Free memory was 70.0MB in the beginning and 103.9MB in the end (delta: -33.8MB). Peak memory consumption was 16.5MB. Max. memory is 16.1GB. [2023-11-06 22:32:45,688 INFO L158 Benchmark]: Witness Printer took 15.88ms. Allocated memory is still 195.0MB. Free memory was 103.9MB in the beginning and 102.9MB in the end (delta: 933.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 22:32:45,700 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 109.1MB. Free memory is still 62.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 398.00ms. Allocated memory is still 146.8MB. Free memory was 101.1MB in the beginning and 88.9MB in the end (delta: 12.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 91.36ms. Allocated memory is still 146.8MB. Free memory was 88.9MB in the beginning and 86.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.39ms. Allocated memory is still 146.8MB. Free memory was 86.8MB in the beginning and 85.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 588.09ms. Allocated memory is still 146.8MB. Free memory was 85.4MB in the beginning and 70.7MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 1953.47ms. Allocated memory was 146.8MB in the beginning and 195.0MB in the end (delta: 48.2MB). Free memory was 70.0MB in the beginning and 103.9MB in the end (delta: -33.8MB). Peak memory consumption was 16.5MB. Max. memory is 16.1GB. * Witness Printer took 15.88ms. Allocated memory is still 195.0MB. Free memory was 103.9MB in the beginning and 102.9MB in the end (delta: 933.9kB). Peak memory consumption was 2.1MB. 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 83, overapproximation of someBinaryDOUBLEComparisonOperation at line 96. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 1; [L23] unsigned char var_1_6 = 0; [L24] unsigned char var_1_8 = 1; [L25] unsigned char var_1_9 = 0; [L26] unsigned long int var_1_10 = 2; [L27] signed char var_1_11 = -16; [L28] signed char var_1_12 = -2; [L29] signed char var_1_13 = -10; [L30] signed char var_1_14 = 4; [L31] double var_1_15 = 256.4; [L32] float var_1_16 = 0.25; [L33] double var_1_17 = 1000000000.2; [L34] double var_1_18 = 50.5; [L35] double var_1_19 = 9.5; [L36] double var_1_20 = 1000000000.4; [L37] signed char var_1_21 = 4; [L38] unsigned short int var_1_22 = 10000; [L39] unsigned char last_1_var_1_1 = 1; [L40] double last_1_var_1_15 = 256.4; VAL [isInitial=0, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=0, var_1_8=1, var_1_9=0] [L100] isInitial = 1 [L101] FCALL initially() [L102] COND TRUE 1 [L103] CALL updateLastVariables() [L92] last_1_var_1_1 = var_1_1 [L93] last_1_var_1_15 = var_1_15 VAL [isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=0, var_1_8=1, var_1_9=0] [L103] RET updateLastVariables() [L104] CALL updateVariables() [L63] var_1_6 = __VERIFIER_nondet_uchar() [L64] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_8=1, var_1_9=0] [L64] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_8=1, var_1_9=0] [L65] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=1, var_1_9=0] [L65] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=1, var_1_9=0] [L66] var_1_8 = __VERIFIER_nondet_uchar() [L67] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=1, var_1_9=0] [L67] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=1, var_1_9=0] [L68] CALL assume_abort_if_not(var_1_8 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=1, var_1_9=0] [L68] RET assume_abort_if_not(var_1_8 <= 1) VAL [isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=1, var_1_9=0] [L69] var_1_9 = __VERIFIER_nondet_uchar() [L70] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=1, var_1_9=0] [L70] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=1, var_1_9=0] [L71] CALL assume_abort_if_not(var_1_9 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=1, var_1_9=0] [L71] RET assume_abort_if_not(var_1_9 <= 0) VAL [isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=1, var_1_9=0] [L72] var_1_12 = __VERIFIER_nondet_char() [L73] CALL assume_abort_if_not(var_1_12 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=-63, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=-63, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=1, var_1_9=0] [L73] RET assume_abort_if_not(var_1_12 >= -63) VAL [isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=-63, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=1, var_1_9=0] [L74] CALL assume_abort_if_not(var_1_12 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=-63, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=-63, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=1, var_1_9=0] [L74] RET assume_abort_if_not(var_1_12 <= 63) VAL [isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=-63, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=1, var_1_9=0] [L75] var_1_13 = __VERIFIER_nondet_char() [L76] CALL assume_abort_if_not(var_1_13 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=-63, var_1_13=-63, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=-63, var_1_13=-63, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=1, var_1_9=0] [L76] RET assume_abort_if_not(var_1_13 >= -63) VAL [isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=-63, var_1_13=-63, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=1, var_1_9=0] [L77] CALL assume_abort_if_not(var_1_13 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=-63, var_1_13=-63, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=-63, var_1_13=-63, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=1, var_1_9=0] [L77] RET assume_abort_if_not(var_1_13 <= 63) VAL [isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=-63, var_1_13=-63, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=1, var_1_9=0] [L78] var_1_14 = __VERIFIER_nondet_char() [L79] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=-63, var_1_13=-63, var_1_14=125, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=-63, var_1_13=-63, var_1_14=125, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=1, var_1_9=0] [L79] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=-63, var_1_13=-63, var_1_14=125, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=1, var_1_9=0] [L80] CALL assume_abort_if_not(var_1_14 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=-63, var_1_13=-63, var_1_14=125, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=-63, var_1_13=-63, var_1_14=125, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=1, var_1_9=0] [L80] RET assume_abort_if_not(var_1_14 <= 126) VAL [isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=-63, var_1_13=-63, var_1_14=125, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=1, var_1_9=0] [L81] var_1_16 = __VERIFIER_nondet_float() [L82] CALL assume_abort_if_not((var_1_16 >= -922337.2036854776000e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854776000e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=-63, var_1_13=-63, var_1_14=125, var_1_15=1282/5, var_1_16=1000000005, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=-63, var_1_13=-63, var_1_14=125, var_1_15=1282/5, var_1_16=1000000005, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=1, var_1_9=0] [L82] RET assume_abort_if_not((var_1_16 >= -922337.2036854776000e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854776000e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=-63, var_1_13=-63, var_1_14=125, var_1_15=1282/5, var_1_16=1000000005, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=1, var_1_9=0] [L83] CALL assume_abort_if_not(var_1_16 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=-63, var_1_13=-63, var_1_14=125, var_1_15=1282/5, var_1_16=1000000005, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=-63, var_1_13=-63, var_1_14=125, var_1_15=1282/5, var_1_16=1000000005, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=1, var_1_9=0] [L83] RET assume_abort_if_not(var_1_16 != 0.0F) VAL [isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=-63, var_1_13=-63, var_1_14=125, var_1_15=1282/5, var_1_16=1000000005, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=1, var_1_9=0] [L84] var_1_17 = __VERIFIER_nondet_double() [L85] CALL assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=-63, var_1_13=-63, var_1_14=125, var_1_15=1282/5, var_1_16=1000000005, var_1_17=1000000008, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=-63, var_1_13=-63, var_1_14=125, var_1_15=1282/5, var_1_16=1000000005, var_1_17=1000000008, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=1, var_1_9=0] [L85] RET assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=-63, var_1_13=-63, var_1_14=125, var_1_15=1282/5, var_1_16=1000000005, var_1_17=1000000008, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=1, var_1_9=0] [L86] var_1_18 = __VERIFIER_nondet_double() [L87] CALL assume_abort_if_not((var_1_18 >= 0.0F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 4611686.018427382800e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=-63, var_1_13=-63, var_1_14=125, var_1_15=1282/5, var_1_16=1000000005, var_1_17=1000000008, var_1_18=1000000007, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=-63, var_1_13=-63, var_1_14=125, var_1_15=1282/5, var_1_16=1000000005, var_1_17=1000000008, var_1_18=1000000007, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=1, var_1_9=0] [L87] RET assume_abort_if_not((var_1_18 >= 0.0F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 4611686.018427382800e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=-63, var_1_13=-63, var_1_14=125, var_1_15=1282/5, var_1_16=1000000005, var_1_17=1000000008, var_1_18=1000000007, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=1, var_1_9=0] [L88] var_1_19 = __VERIFIER_nondet_double() [L89] CALL assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=-63, var_1_13=-63, var_1_14=125, var_1_15=1282/5, var_1_16=1000000005, var_1_17=1000000008, var_1_18=1000000007, var_1_19=1000000006, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=-63, var_1_13=-63, var_1_14=125, var_1_15=1282/5, var_1_16=1000000005, var_1_17=1000000008, var_1_18=1000000007, var_1_19=1000000006, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=1, var_1_9=0] [L89] RET assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=-63, var_1_13=-63, var_1_14=125, var_1_15=1282/5, var_1_16=1000000005, var_1_17=1000000008, var_1_18=1000000007, var_1_19=1000000006, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=1, var_1_9=0] [L104] RET updateVariables() [L105] CALL step() [L44] COND FALSE !(\read(var_1_9)) VAL [isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=-63, var_1_13=-63, var_1_14=125, var_1_15=1282/5, var_1_16=1000000005, var_1_17=1000000008, var_1_18=1000000007, var_1_19=1000000006, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=1, var_1_9=0] [L47] var_1_11 = (((((var_1_12 + var_1_13)) < ((10 - var_1_14))) ? ((var_1_12 + var_1_13)) : ((10 - var_1_14)))) [L48] var_1_20 = var_1_19 [L49] var_1_21 = 1 [L50] var_1_22 = 10 VAL [isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-126, var_1_12=-63, var_1_13=-63, var_1_14=125, var_1_15=1282/5, var_1_16=1000000005, var_1_17=1000000008, var_1_18=1000000007, var_1_19=1000000006, var_1_1=1, var_1_20=1000000006, var_1_21=1, var_1_22=10, var_1_6=1, var_1_8=1, var_1_9=0] [L51] COND FALSE !((var_1_20 + (var_1_20 / var_1_16)) == var_1_20) VAL [isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-126, var_1_12=-63, var_1_13=-63, var_1_14=125, var_1_15=1282/5, var_1_16=1000000005, var_1_17=1000000008, var_1_18=1000000007, var_1_19=1000000006, var_1_1=1, var_1_20=1000000006, var_1_21=1, var_1_22=10, var_1_6=1, var_1_8=1, var_1_9=0] [L58] COND TRUE var_1_20 < (((((var_1_15) < (var_1_15)) ? (var_1_15) : (var_1_15))) * var_1_15) [L59] var_1_1 = (var_1_6 && ((last_1_var_1_1 || var_1_8) && var_1_9)) VAL [isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-126, var_1_12=-63, var_1_13=-63, var_1_14=125, var_1_15=1282/5, var_1_16=1000000005, var_1_17=1000000008, var_1_18=1000000007, var_1_19=1000000006, var_1_1=0, var_1_20=1000000006, var_1_21=1, var_1_22=10, var_1_6=1, var_1_8=1, var_1_9=0] [L105] RET step() [L106] CALL, EXPR property() [L96-L97] return (((((((var_1_20 < (((((var_1_15) < (var_1_15)) ? (var_1_15) : (var_1_15))) * var_1_15)) ? (var_1_1 == ((unsigned char) (var_1_6 && ((last_1_var_1_1 || var_1_8) && var_1_9)))) : 1) && (var_1_9 ? (var_1_10 == ((unsigned long int) 2u)) : 1)) && (var_1_11 == ((signed char) (((((var_1_12 + var_1_13)) < ((10 - var_1_14))) ? ((var_1_12 + var_1_13)) : ((10 - var_1_14))))))) && (((var_1_20 + (var_1_20 / var_1_16)) == var_1_20) ? ((var_1_20 >= last_1_var_1_15) ? (var_1_15 == ((double) (var_1_17 - (((((var_1_18 + var_1_19)) < (9.9999999999995E12)) ? ((var_1_18 + var_1_19)) : (9.9999999999995E12)))))) : (var_1_15 == ((double) ((((var_1_17) < ((5.75 + var_1_19))) ? (var_1_17) : ((5.75 + var_1_19))))))) : 1)) && (var_1_20 == ((double) var_1_19))) && (var_1_21 == ((signed char) 1))) && (var_1_22 == ((unsigned short int) 10)) ; VAL [\result=0, isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-126, var_1_12=-63, var_1_13=-63, var_1_14=125, var_1_15=1282/5, var_1_16=1000000005, var_1_17=1000000008, var_1_18=1000000007, var_1_19=1000000006, var_1_1=0, var_1_20=1000000006, var_1_21=1, var_1_22=10, var_1_6=1, var_1_8=1, var_1_9=0] [L106] RET, EXPR property() [L106] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-126, var_1_12=-63, var_1_13=-63, var_1_14=125, var_1_15=1282/5, var_1_16=1000000005, var_1_17=1000000008, var_1_18=1000000007, var_1_19=1000000006, var_1_1=0, var_1_20=1000000006, var_1_21=1, var_1_22=10, var_1_6=1, var_1_8=1, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-126, var_1_12=-63, var_1_13=-63, var_1_14=125, var_1_15=1282/5, var_1_16=1000000005, var_1_17=1000000008, var_1_18=1000000007, var_1_19=1000000006, var_1_1=0, var_1_20=1000000006, var_1_21=1, var_1_22=10, var_1_6=1, var_1_8=1, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 51 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.6s, OverallIterations: 2, TraceHistogramMax: 17, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 67 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, 67 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 53 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=51occurred 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, 0.4s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 216 NumberOfCodeBlocks, 216 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 107 ConstructedInterpolants, 0 QuantifiedInterpolants, 107 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 544/544 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 22:32:45,762 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441f3fee-99d1-4bc5-83f1-31279b87049d/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_441f3fee-99d1-4bc5-83f1-31279b87049d/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441f3fee-99d1-4bc5-83f1-31279b87049d/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_441f3fee-99d1-4bc5-83f1-31279b87049d/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441f3fee-99d1-4bc5-83f1-31279b87049d/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-72.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441f3fee-99d1-4bc5-83f1-31279b87049d/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_441f3fee-99d1-4bc5-83f1-31279b87049d/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 03b6c8c21580a8ecb4c1565f878b3061aaf6575afb72b6542060848d80b6e4a3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:32:49,091 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:32:49,275 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441f3fee-99d1-4bc5-83f1-31279b87049d/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-06 22:32:49,286 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:32:49,287 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:32:49,348 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:32:49,349 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:32:49,350 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:32:49,352 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:32:49,358 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:32:49,359 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:32:49,360 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:32:49,360 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:32:49,363 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:32:49,364 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:32:49,365 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:32:49,365 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:32:49,366 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:32:49,367 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:32:49,368 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:32:49,369 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:32:49,369 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-06 22:32:49,370 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-06 22:32:49,371 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-06 22:32:49,371 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:32:49,372 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:32:49,372 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:32:49,373 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:32:49,373 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:32:49,374 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:32:49,376 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:32:49,376 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:32:49,377 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:32:49,377 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:32:49,378 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-06 22:32:49,378 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-06 22:32:49,379 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:32:49,379 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:32:49,379 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:32:49,381 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:32:49,381 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-06 22:32:49,382 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:32:49,382 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_441f3fee-99d1-4bc5-83f1-31279b87049d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441f3fee-99d1-4bc5-83f1-31279b87049d/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 03b6c8c21580a8ecb4c1565f878b3061aaf6575afb72b6542060848d80b6e4a3 [2023-11-06 22:32:49,939 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:32:49,977 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:32:49,981 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:32:49,983 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:32:49,983 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:32:49,985 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441f3fee-99d1-4bc5-83f1-31279b87049d/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-72.i [2023-11-06 22:32:53,773 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:32:54,148 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:32:54,150 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441f3fee-99d1-4bc5-83f1-31279b87049d/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-72.i [2023-11-06 22:32:54,164 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441f3fee-99d1-4bc5-83f1-31279b87049d/bin/uautomizer-verify-WvqO1wxjHP/data/2c21da36d/a8d6ffeed4974dd2852c5eed67e7ca53/FLAGbcc21e4c6 [2023-11-06 22:32:54,185 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441f3fee-99d1-4bc5-83f1-31279b87049d/bin/uautomizer-verify-WvqO1wxjHP/data/2c21da36d/a8d6ffeed4974dd2852c5eed67e7ca53 [2023-11-06 22:32:54,189 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:32:54,191 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:32:54,193 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:32:54,194 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:32:54,201 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:32:54,202 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:32:54" (1/1) ... [2023-11-06 22:32:54,204 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39f1b242 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:32:54, skipping insertion in model container [2023-11-06 22:32:54,204 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:32:54" (1/1) ... [2023-11-06 22:32:54,240 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:32:54,460 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_441f3fee-99d1-4bc5-83f1-31279b87049d/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-72.i[917,930] [2023-11-06 22:32:54,569 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:32:54,602 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:32:54,625 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_441f3fee-99d1-4bc5-83f1-31279b87049d/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-72.i[917,930] [2023-11-06 22:32:54,693 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:32:54,725 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:32:54,726 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:32:54 WrapperNode [2023-11-06 22:32:54,726 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:32:54,728 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:32:54,728 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:32:54,728 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:32:54,738 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:32:54" (1/1) ... [2023-11-06 22:32:54,773 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:32:54" (1/1) ... [2023-11-06 22:32:54,825 INFO L138 Inliner]: procedures = 27, calls = 30, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 114 [2023-11-06 22:32:54,826 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:32:54,826 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:32:54,827 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:32:54,827 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:32:54,842 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:32:54" (1/1) ... [2023-11-06 22:32:54,843 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:32:54" (1/1) ... [2023-11-06 22:32:54,860 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:32:54" (1/1) ... [2023-11-06 22:32:54,862 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:32:54" (1/1) ... [2023-11-06 22:32:54,877 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:32:54" (1/1) ... [2023-11-06 22:32:54,882 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:32:54" (1/1) ... [2023-11-06 22:32:54,899 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:32:54" (1/1) ... [2023-11-06 22:32:54,901 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:32:54" (1/1) ... [2023-11-06 22:32:54,907 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:32:54,908 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:32:54,908 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:32:54,908 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:32:54,910 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:32:54" (1/1) ... [2023-11-06 22:32:54,918 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:32:54,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441f3fee-99d1-4bc5-83f1-31279b87049d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:32:54,986 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441f3fee-99d1-4bc5-83f1-31279b87049d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:32:55,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441f3fee-99d1-4bc5-83f1-31279b87049d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:32:55,047 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:32:55,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-06 22:32:55,048 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 22:32:55,049 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 22:32:55,049 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:32:55,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:32:55,223 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:32:55,226 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:33:06,281 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:33:06,290 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:33:06,290 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 22:33:06,293 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:33:06 BoogieIcfgContainer [2023-11-06 22:33:06,293 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:33:06,296 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:33:06,297 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:33:06,301 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:33:06,301 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:32:54" (1/3) ... [2023-11-06 22:33:06,302 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@348a7d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:33:06, skipping insertion in model container [2023-11-06 22:33:06,303 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:32:54" (2/3) ... [2023-11-06 22:33:06,303 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@348a7d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:33:06, skipping insertion in model container [2023-11-06 22:33:06,304 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:33:06" (3/3) ... [2023-11-06 22:33:06,320 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_has-floats_file-72.i [2023-11-06 22:33:06,345 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:33:06,345 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 22:33:06,426 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:33:06,437 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;@5fa66440, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:33:06,438 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 22:33:06,444 INFO L276 IsEmpty]: Start isEmpty. Operand has 51 states, 31 states have (on average 1.2903225806451613) internal successors, (40), 32 states have internal predecessors, (40), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2023-11-06 22:33:06,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-11-06 22:33:06,467 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:33:06,469 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:33:06,472 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:33:06,484 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:33:06,485 INFO L85 PathProgramCache]: Analyzing trace with hash 1139680206, now seen corresponding path program 1 times [2023-11-06 22:33:06,506 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:33:06,507 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2119232516] [2023-11-06 22:33:06,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:33:06,508 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 22:33:06,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441f3fee-99d1-4bc5-83f1-31279b87049d/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:33:06,520 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441f3fee-99d1-4bc5-83f1-31279b87049d/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 22:33:06,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441f3fee-99d1-4bc5-83f1-31279b87049d/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 22:33:08,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:33:08,262 INFO L262 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-06 22:33:08,275 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:33:08,341 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 284 proven. 0 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2023-11-06 22:33:08,341 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:33:08,342 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 22:33:08,343 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2119232516] [2023-11-06 22:33:08,344 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2119232516] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:33:08,344 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:33:08,345 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:33:08,347 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [576863715] [2023-11-06 22:33:08,348 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:33:08,354 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 22:33:08,355 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 22:33:08,391 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 22:33:08,392 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:33:08,395 INFO L87 Difference]: Start difference. First operand has 51 states, 31 states have (on average 1.2903225806451613) internal successors, (40), 32 states have internal predecessors, (40), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) Second operand has 2 states, 2 states have (on average 15.0) internal successors, (30), 2 states have internal predecessors, (30), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2023-11-06 22:33:08,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:33:08,456 INFO L93 Difference]: Finished difference Result 95 states and 159 transitions. [2023-11-06 22:33:08,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 22:33:08,460 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 15.0) internal successors, (30), 2 states have internal predecessors, (30), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 108 [2023-11-06 22:33:08,460 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:33:08,471 INFO L225 Difference]: With dead ends: 95 [2023-11-06 22:33:08,471 INFO L226 Difference]: Without dead ends: 47 [2023-11-06 22:33:08,477 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 107 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 22:33:08,483 INFO L413 NwaCegarLoop]: 67 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, 67 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 22:33:08,485 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 67 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:33:08,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2023-11-06 22:33:08,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 47. [2023-11-06 22:33:08,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47 states, 28 states have (on average 1.1785714285714286) internal successors, (33), 28 states have internal predecessors, (33), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2023-11-06 22:33:08,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 67 transitions. [2023-11-06 22:33:08,579 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 67 transitions. Word has length 108 [2023-11-06 22:33:08,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:33:08,580 INFO L495 AbstractCegarLoop]: Abstraction has 47 states and 67 transitions. [2023-11-06 22:33:08,581 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 15.0) internal successors, (30), 2 states have internal predecessors, (30), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2023-11-06 22:33:08,581 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 67 transitions. [2023-11-06 22:33:08,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-11-06 22:33:08,587 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:33:08,588 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:33:08,636 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441f3fee-99d1-4bc5-83f1-31279b87049d/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)] Forceful destruction successful, exit code 0 [2023-11-06 22:33:08,804 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441f3fee-99d1-4bc5-83f1-31279b87049d/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 22:33:08,805 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:33:08,806 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:33:08,806 INFO L85 PathProgramCache]: Analyzing trace with hash -1936765112, now seen corresponding path program 1 times [2023-11-06 22:33:08,807 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:33:08,808 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [662658776] [2023-11-06 22:33:08,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:33:08,809 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 22:33:08,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441f3fee-99d1-4bc5-83f1-31279b87049d/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:33:08,812 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441f3fee-99d1-4bc5-83f1-31279b87049d/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 22:33:08,893 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441f3fee-99d1-4bc5-83f1-31279b87049d/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 22:33:10,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:33:10,742 INFO L262 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-06 22:33:10,759 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:33:22,401 WARN L293 SmtUtils]: Spent 5.35s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-06 22:33:27,711 WARN L293 SmtUtils]: Spent 5.31s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-06 22:33:37,405 WARN L293 SmtUtils]: Spent 5.14s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-06 22:33:42,598 WARN L293 SmtUtils]: Spent 5.19s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-06 22:33:47,815 WARN L293 SmtUtils]: Spent 5.22s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-06 22:33:52,991 WARN L293 SmtUtils]: Spent 5.17s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-06 22:33:58,277 WARN L293 SmtUtils]: Spent 5.29s on a formula simplification that was a NOOP. DAG size: 12 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-06 22:34:03,430 WARN L293 SmtUtils]: Spent 5.15s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-06 22:34:08,558 WARN L293 SmtUtils]: Spent 5.13s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-06 22:34:13,709 WARN L293 SmtUtils]: Spent 5.15s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-06 22:34:18,884 WARN L293 SmtUtils]: Spent 5.17s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-06 22:34:21,139 WARN L839 $PredicateComparison]: unable to prove that (and (= c_~var_1_22~0 (_ bv10 16)) (fp.leq c_~var_1_19~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (not (fp.eq (fp.add c_currentRoundingMode c_~var_1_20~0 (fp.div c_currentRoundingMode c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_16~0))) c_~var_1_20~0)) (= (_ bv1 8) c_~var_1_21~0) (let ((.cse0 (bvadd ((_ sign_extend 24) c_~var_1_12~0) ((_ sign_extend 24) c_~var_1_13~0))) (.cse2 (bvadd (bvneg ((_ sign_extend 24) c_~var_1_14~0)) (_ bv10 32)))) (let ((.cse1 (bvslt .cse0 .cse2))) (or (and (= ((_ extract 7 0) .cse0) c_~var_1_11~0) .cse1) (and (= ((_ extract 7 0) .cse2) c_~var_1_11~0) (not .cse1))))) (fp.geq c_~var_1_19~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (bvsle ((_ zero_extend 24) c_~var_1_9~0) (_ bv0 32)) (= c_~var_1_20~0 c_~var_1_19~0) (= c_~var_1_10~0 (_ bv2 32))) is different from false [2023-11-06 22:34:23,404 WARN L861 $PredicateComparison]: unable to prove that (and (= c_~var_1_22~0 (_ bv10 16)) (fp.leq c_~var_1_19~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (not (fp.eq (fp.add c_currentRoundingMode c_~var_1_20~0 (fp.div c_currentRoundingMode c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_16~0))) c_~var_1_20~0)) (= (_ bv1 8) c_~var_1_21~0) (let ((.cse0 (bvadd ((_ sign_extend 24) c_~var_1_12~0) ((_ sign_extend 24) c_~var_1_13~0))) (.cse2 (bvadd (bvneg ((_ sign_extend 24) c_~var_1_14~0)) (_ bv10 32)))) (let ((.cse1 (bvslt .cse0 .cse2))) (or (and (= ((_ extract 7 0) .cse0) c_~var_1_11~0) .cse1) (and (= ((_ extract 7 0) .cse2) c_~var_1_11~0) (not .cse1))))) (fp.geq c_~var_1_19~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (bvsle ((_ zero_extend 24) c_~var_1_9~0) (_ bv0 32)) (= c_~var_1_20~0 c_~var_1_19~0) (= c_~var_1_10~0 (_ bv2 32))) is different from true [2023-11-06 22:34:28,904 WARN L293 SmtUtils]: Spent 5.43s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-06 22:34:34,410 WARN L293 SmtUtils]: Spent 5.51s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-06 22:34:44,668 WARN L293 SmtUtils]: Spent 5.48s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-06 22:34:57,863 WARN L293 SmtUtils]: Spent 5.52s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-06 22:35:03,396 WARN L293 SmtUtils]: Spent 5.53s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-06 22:35:08,903 WARN L293 SmtUtils]: Spent 5.51s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-06 22:35:14,479 WARN L293 SmtUtils]: Spent 5.57s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-06 22:35:19,996 WARN L293 SmtUtils]: Spent 5.52s on a formula simplification that was a NOOP. DAG size: 12 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-06 22:35:25,466 WARN L293 SmtUtils]: Spent 5.47s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-06 22:35:30,853 WARN L293 SmtUtils]: Spent 5.39s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-06 22:35:36,296 WARN L293 SmtUtils]: Spent 5.44s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-06 22:35:41,646 WARN L293 SmtUtils]: Spent 5.35s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-06 22:35:47,144 WARN L293 SmtUtils]: Spent 5.50s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-06 22:35:49,448 WARN L839 $PredicateComparison]: unable to prove that (and (= c_~var_1_22~0 (_ bv10 16)) (fp.leq c_~var_1_19~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (not (fp.eq (fp.add c_currentRoundingMode c_~var_1_20~0 (fp.div c_currentRoundingMode c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_16~0))) c_~var_1_20~0)) (= (_ bv1 8) c_~var_1_21~0) (let ((.cse0 (bvadd ((_ sign_extend 24) c_~var_1_12~0) ((_ sign_extend 24) c_~var_1_13~0))) (.cse2 (bvadd (bvneg ((_ sign_extend 24) c_~var_1_14~0)) (_ bv10 32)))) (let ((.cse1 (bvslt .cse0 .cse2))) (or (and (= ((_ extract 7 0) .cse0) c_~var_1_11~0) .cse1) (and (= ((_ extract 7 0) .cse2) c_~var_1_11~0) (not .cse1))))) (fp.lt c_~var_1_20~0 (fp.mul c_currentRoundingMode c_~var_1_15~0 c_~var_1_15~0)) (fp.geq c_~var_1_19~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (bvsle ((_ zero_extend 24) c_~var_1_9~0) (_ bv0 32)) (= c_~var_1_1~0 (_ bv0 8)) (= c_~var_1_20~0 c_~var_1_19~0) (= c_~var_1_10~0 (_ bv2 32))) is different from false [2023-11-06 22:35:51,747 WARN L861 $PredicateComparison]: unable to prove that (and (= c_~var_1_22~0 (_ bv10 16)) (fp.leq c_~var_1_19~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (not (fp.eq (fp.add c_currentRoundingMode c_~var_1_20~0 (fp.div c_currentRoundingMode c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_16~0))) c_~var_1_20~0)) (= (_ bv1 8) c_~var_1_21~0) (let ((.cse0 (bvadd ((_ sign_extend 24) c_~var_1_12~0) ((_ sign_extend 24) c_~var_1_13~0))) (.cse2 (bvadd (bvneg ((_ sign_extend 24) c_~var_1_14~0)) (_ bv10 32)))) (let ((.cse1 (bvslt .cse0 .cse2))) (or (and (= ((_ extract 7 0) .cse0) c_~var_1_11~0) .cse1) (and (= ((_ extract 7 0) .cse2) c_~var_1_11~0) (not .cse1))))) (fp.lt c_~var_1_20~0 (fp.mul c_currentRoundingMode c_~var_1_15~0 c_~var_1_15~0)) (fp.geq c_~var_1_19~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (bvsle ((_ zero_extend 24) c_~var_1_9~0) (_ bv0 32)) (= c_~var_1_1~0 (_ bv0 8)) (= c_~var_1_20~0 c_~var_1_19~0) (= c_~var_1_10~0 (_ bv2 32))) is different from true