./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-26.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e7bb482b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0894e7a-62e2-4dc0-87c2-c674a3584075/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0894e7a-62e2-4dc0-87c2-c674a3584075/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_f0894e7a-62e2-4dc0-87c2-c674a3584075/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0894e7a-62e2-4dc0-87c2-c674a3584075/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-26.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0894e7a-62e2-4dc0-87c2-c674a3584075/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_f0894e7a-62e2-4dc0-87c2-c674a3584075/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 08ef4c3a1699c030822612f64a82179d2ef28481e12c6ce62efbc901639eabc5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:05:47,065 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:05:47,143 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0894e7a-62e2-4dc0-87c2-c674a3584075/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-06 22:05:47,149 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:05:47,150 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:05:47,177 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:05:47,178 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:05:47,179 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:05:47,180 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:05:47,180 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:05:47,181 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:05:47,182 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:05:47,183 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:05:47,183 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:05:47,184 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:05:47,185 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:05:47,185 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:05:47,186 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:05:47,186 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:05:47,187 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:05:47,188 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:05:47,189 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:05:47,189 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:05:47,190 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:05:47,191 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:05:47,191 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:05:47,192 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:05:47,192 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:05:47,193 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:05:47,193 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:05:47,194 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:05:47,194 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:05:47,195 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:05:47,196 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 22:05:47,196 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:05:47,196 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:05:47,197 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:05:47,197 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:05:47,198 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:05:47,198 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_f0894e7a-62e2-4dc0-87c2-c674a3584075/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0894e7a-62e2-4dc0-87c2-c674a3584075/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 08ef4c3a1699c030822612f64a82179d2ef28481e12c6ce62efbc901639eabc5 [2023-11-06 22:05:47,491 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:05:47,575 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:05:47,578 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:05:47,579 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:05:47,580 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:05:47,581 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0894e7a-62e2-4dc0-87c2-c674a3584075/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-26.i [2023-11-06 22:05:50,774 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:05:51,038 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:05:51,039 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0894e7a-62e2-4dc0-87c2-c674a3584075/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-26.i [2023-11-06 22:05:51,049 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0894e7a-62e2-4dc0-87c2-c674a3584075/bin/uautomizer-verify-WvqO1wxjHP/data/eb86be69c/8f823a4ae5b340808526561df6ca7b1f/FLAG92ab22d79 [2023-11-06 22:05:51,065 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0894e7a-62e2-4dc0-87c2-c674a3584075/bin/uautomizer-verify-WvqO1wxjHP/data/eb86be69c/8f823a4ae5b340808526561df6ca7b1f [2023-11-06 22:05:51,069 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:05:51,071 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:05:51,076 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:05:51,076 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:05:51,083 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:05:51,085 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:05:51" (1/1) ... [2023-11-06 22:05:51,086 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53c92c2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:05:51, skipping insertion in model container [2023-11-06 22:05:51,087 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:05:51" (1/1) ... [2023-11-06 22:05:51,129 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:05:51,324 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_f0894e7a-62e2-4dc0-87c2-c674a3584075/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-26.i[915,928] [2023-11-06 22:05:51,355 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:05:51,373 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:05:51,383 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_f0894e7a-62e2-4dc0-87c2-c674a3584075/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-26.i[915,928] [2023-11-06 22:05:51,398 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:05:51,416 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:05:51,416 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:05:51 WrapperNode [2023-11-06 22:05:51,417 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:05:51,418 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:05:51,418 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:05:51,418 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:05:51,427 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:05:51" (1/1) ... [2023-11-06 22:05:51,435 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:05:51" (1/1) ... [2023-11-06 22:05:51,461 INFO L138 Inliner]: procedures = 26, calls = 28, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 90 [2023-11-06 22:05:51,462 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:05:51,462 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:05:51,463 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:05:51,463 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:05:51,473 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:05:51" (1/1) ... [2023-11-06 22:05:51,473 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:05:51" (1/1) ... [2023-11-06 22:05:51,475 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:05:51" (1/1) ... [2023-11-06 22:05:51,476 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:05:51" (1/1) ... [2023-11-06 22:05:51,482 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:05:51" (1/1) ... [2023-11-06 22:05:51,485 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:05:51" (1/1) ... [2023-11-06 22:05:51,487 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:05:51" (1/1) ... [2023-11-06 22:05:51,488 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:05:51" (1/1) ... [2023-11-06 22:05:51,491 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:05:51,492 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:05:51,492 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:05:51,493 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:05:51,494 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:05:51" (1/1) ... [2023-11-06 22:05:51,501 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:05:51,517 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0894e7a-62e2-4dc0-87c2-c674a3584075/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:05:51,530 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0894e7a-62e2-4dc0-87c2-c674a3584075/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:05:51,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0894e7a-62e2-4dc0-87c2-c674a3584075/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:05:51,582 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:05:51,583 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 22:05:51,583 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 22:05:51,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 22:05:51,584 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:05:51,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:05:51,679 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:05:51,683 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:05:51,920 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:05:51,928 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:05:51,928 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 22:05:51,930 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:05:51 BoogieIcfgContainer [2023-11-06 22:05:51,930 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:05:51,933 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:05:51,933 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:05:51,944 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:05:51,945 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:05:51" (1/3) ... [2023-11-06 22:05:51,947 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d3731e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:05:51, skipping insertion in model container [2023-11-06 22:05:51,947 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:05:51" (2/3) ... [2023-11-06 22:05:51,947 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d3731e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:05:51, skipping insertion in model container [2023-11-06 22:05:51,947 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:05:51" (3/3) ... [2023-11-06 22:05:51,949 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount10_file-26.i [2023-11-06 22:05:51,969 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:05:51,970 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 22:05:52,057 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:05:52,063 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;@253e0baa, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:05:52,064 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 22:05:52,067 INFO L276 IsEmpty]: Start isEmpty. Operand has 44 states, 26 states have (on average 1.2307692307692308) internal successors, (32), 27 states have internal predecessors, (32), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2023-11-06 22:05:52,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-11-06 22:05:52,080 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:05:52,081 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:05:52,081 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:05:52,087 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:05:52,087 INFO L85 PathProgramCache]: Analyzing trace with hash -4388194, now seen corresponding path program 1 times [2023-11-06 22:05:52,097 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:05:52,098 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [226559087] [2023-11-06 22:05:52,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:05:52,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:05:52,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:05:52,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-06 22:05:52,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:05:52,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-06 22:05:52,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:05:52,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-06 22:05:52,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:05:52,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-06 22:05:52,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:05:52,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-06 22:05:52,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:05:52,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-06 22:05:52,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:05:52,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-06 22:05:52,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:05:52,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-06 22:05:52,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:05:52,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-11-06 22:05:52,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:05:52,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-11-06 22:05:52,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:05:52,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-11-06 22:05:52,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:05:52,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-11-06 22:05:52,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:05:52,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-06 22:05:52,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:05:52,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-11-06 22:05:52,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:05:52,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-06 22:05:52,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:05:52,582 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-06 22:05:52,582 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:05:52,583 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [226559087] [2023-11-06 22:05:52,584 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [226559087] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:05:52,584 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:05:52,584 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:05:52,586 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1179301257] [2023-11-06 22:05:52,586 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:05:52,591 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 22:05:52,591 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:05:52,644 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 22:05:52,645 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:05:52,648 INFO L87 Difference]: Start difference. First operand has 44 states, 26 states have (on average 1.2307692307692308) internal successors, (32), 27 states have internal predecessors, (32), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) Second operand has 2 states, 2 states have (on average 11.0) internal successors, (22), 2 states have internal predecessors, (22), 2 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 2 states have call successors, (15) [2023-11-06 22:05:52,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:05:52,678 INFO L93 Difference]: Finished difference Result 81 states and 133 transitions. [2023-11-06 22:05:52,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 22:05:52,680 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 11.0) internal successors, (22), 2 states have internal predecessors, (22), 2 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 2 states have call successors, (15) Word has length 94 [2023-11-06 22:05:52,681 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:05:52,688 INFO L225 Difference]: With dead ends: 81 [2023-11-06 22:05:52,688 INFO L226 Difference]: Without dead ends: 40 [2023-11-06 22:05:52,693 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 47 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 22:05:52,697 INFO L413 NwaCegarLoop]: 55 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, 55 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 22:05:52,698 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 55 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:05:52,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2023-11-06 22:05:52,740 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 40. [2023-11-06 22:05:52,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 23 states have (on average 1.0869565217391304) internal successors, (25), 23 states have internal predecessors, (25), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2023-11-06 22:05:52,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 55 transitions. [2023-11-06 22:05:52,745 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 55 transitions. Word has length 94 [2023-11-06 22:05:52,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:05:52,746 INFO L495 AbstractCegarLoop]: Abstraction has 40 states and 55 transitions. [2023-11-06 22:05:52,746 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 11.0) internal successors, (22), 2 states have internal predecessors, (22), 2 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 2 states have call successors, (15) [2023-11-06 22:05:52,747 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 55 transitions. [2023-11-06 22:05:52,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-11-06 22:05:52,752 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:05:52,752 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:05:52,752 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-06 22:05:52,753 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:05:52,754 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:05:52,754 INFO L85 PathProgramCache]: Analyzing trace with hash 623563872, now seen corresponding path program 1 times [2023-11-06 22:05:52,754 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:05:52,754 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [488685037] [2023-11-06 22:05:52,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:05:52,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:05:52,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:05:52,930 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:05:53,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:05:53,183 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:05:53,184 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-06 22:05:53,186 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-06 22:05:53,188 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-06 22:05:53,192 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2023-11-06 22:05:53,196 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-06 22:05:53,284 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 10:05:53 BoogieIcfgContainer [2023-11-06 22:05:53,284 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 22:05:53,285 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 22:05:53,285 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 22:05:53,285 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 22:05:53,286 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:05:51" (3/4) ... [2023-11-06 22:05:53,288 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-06 22:05:53,289 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 22:05:53,290 INFO L158 Benchmark]: Toolchain (without parser) took 2219.46ms. Allocated memory was 134.2MB in the beginning and 174.1MB in the end (delta: 39.8MB). Free memory was 67.4MB in the beginning and 81.9MB in the end (delta: -14.5MB). Peak memory consumption was 25.6MB. Max. memory is 16.1GB. [2023-11-06 22:05:53,291 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 134.2MB. Free memory is still 108.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:05:53,291 INFO L158 Benchmark]: CACSL2BoogieTranslator took 341.30ms. Allocated memory was 134.2MB in the beginning and 174.1MB in the end (delta: 39.8MB). Free memory was 67.1MB in the beginning and 140.2MB in the end (delta: -73.2MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. [2023-11-06 22:05:53,292 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.97ms. Allocated memory is still 174.1MB. Free memory was 140.2MB in the beginning and 138.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 22:05:53,293 INFO L158 Benchmark]: Boogie Preprocessor took 29.02ms. Allocated memory is still 174.1MB. Free memory was 138.1MB in the beginning and 136.9MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 22:05:53,293 INFO L158 Benchmark]: RCFGBuilder took 437.97ms. Allocated memory is still 174.1MB. Free memory was 136.9MB in the beginning and 124.3MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-06 22:05:53,294 INFO L158 Benchmark]: TraceAbstraction took 1351.29ms. Allocated memory is still 174.1MB. Free memory was 123.5MB in the beginning and 82.1MB in the end (delta: 41.4MB). Peak memory consumption was 39.1MB. Max. memory is 16.1GB. [2023-11-06 22:05:53,295 INFO L158 Benchmark]: Witness Printer took 4.59ms. Allocated memory is still 174.1MB. Free memory was 82.1MB in the beginning and 81.9MB in the end (delta: 179.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 22:05:53,299 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 134.2MB. Free memory is still 108.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 341.30ms. Allocated memory was 134.2MB in the beginning and 174.1MB in the end (delta: 39.8MB). Free memory was 67.1MB in the beginning and 140.2MB in the end (delta: -73.2MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.97ms. Allocated memory is still 174.1MB. Free memory was 140.2MB in the beginning and 138.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.02ms. Allocated memory is still 174.1MB. Free memory was 138.1MB in the beginning and 136.9MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 437.97ms. Allocated memory is still 174.1MB. Free memory was 136.9MB in the beginning and 124.3MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 1351.29ms. Allocated memory is still 174.1MB. Free memory was 123.5MB in the beginning and 82.1MB in the end (delta: 41.4MB). Peak memory consumption was 39.1MB. Max. memory is 16.1GB. * Witness Printer took 4.59ms. Allocated memory is still 174.1MB. Free memory was 82.1MB in the beginning and 81.9MB in the end (delta: 179.7kB). 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 someBinaryDOUBLEComparisonOperation at line 72. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned long int var_1_1 = 32; [L23] unsigned char var_1_2 = 1; [L24] unsigned long int var_1_3 = 4; [L25] unsigned long int var_1_4 = 64; [L26] unsigned long int var_1_5 = 32; [L27] unsigned long int var_1_6 = 1908995780; [L28] unsigned long int var_1_7 = 0; [L29] double var_1_8 = 1.7; [L30] double var_1_9 = 1.7; [L31] signed short int var_1_10 = -32; [L32] signed short int var_1_11 = -16; VAL [isInitial=0, var_1_10=-32, var_1_11=-16, var_1_1=32, var_1_2=1, var_1_3=4, var_1_4=64, var_1_5=32, var_1_6=1908995780, var_1_7=0, var_1_8=17/10, var_1_9=17/10] [L76] isInitial = 1 [L77] FCALL initially() [L78] COND TRUE 1 [L79] FCALL updateLastVariables() [L80] CALL updateVariables() [L45] var_1_2 = __VERIFIER_nondet_uchar() [L46] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-32, var_1_11=-16, var_1_1=32, var_1_3=4, var_1_4=64, var_1_5=32, var_1_6=1908995780, var_1_7=0, var_1_8=17/10, var_1_9=17/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=-32, var_1_11=-16, var_1_1=32, var_1_3=4, var_1_4=64, var_1_5=32, var_1_6=1908995780, var_1_7=0, var_1_8=17/10, var_1_9=17/10] [L46] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=-32, var_1_11=-16, var_1_1=32, var_1_3=4, var_1_4=64, var_1_5=32, var_1_6=1908995780, var_1_7=0, var_1_8=17/10, var_1_9=17/10] [L47] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-32, var_1_11=-16, var_1_1=32, var_1_2=1, var_1_3=4, var_1_4=64, var_1_5=32, var_1_6=1908995780, var_1_7=0, var_1_8=17/10, var_1_9=17/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=-32, var_1_11=-16, var_1_1=32, var_1_2=1, var_1_3=4, var_1_4=64, var_1_5=32, var_1_6=1908995780, var_1_7=0, var_1_8=17/10, var_1_9=17/10] [L47] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, var_1_10=-32, var_1_11=-16, var_1_1=32, var_1_2=1, var_1_3=4, var_1_4=64, var_1_5=32, var_1_6=1908995780, var_1_7=0, var_1_8=17/10, var_1_9=17/10] [L48] var_1_3 = __VERIFIER_nondet_ulong() [L49] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-32, var_1_11=-16, var_1_1=32, var_1_2=1, var_1_3=4294967294, var_1_4=64, var_1_5=32, var_1_6=1908995780, var_1_7=0, var_1_8=17/10, var_1_9=17/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=-32, var_1_11=-16, var_1_1=32, var_1_2=1, var_1_3=4294967294, var_1_4=64, var_1_5=32, var_1_6=1908995780, var_1_7=0, var_1_8=17/10, var_1_9=17/10] [L49] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=-32, var_1_11=-16, var_1_1=32, var_1_2=1, var_1_3=4294967294, var_1_4=64, var_1_5=32, var_1_6=1908995780, var_1_7=0, var_1_8=17/10, var_1_9=17/10] [L50] CALL assume_abort_if_not(var_1_3 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=-32, var_1_11=-16, var_1_1=32, var_1_2=1, var_1_3=4294967294, var_1_4=64, var_1_5=32, var_1_6=1908995780, var_1_7=0, var_1_8=17/10, var_1_9=17/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=-32, var_1_11=-16, var_1_1=32, var_1_2=1, var_1_3=4294967294, var_1_4=64, var_1_5=32, var_1_6=1908995780, var_1_7=0, var_1_8=17/10, var_1_9=17/10] [L50] RET assume_abort_if_not(var_1_3 <= 4294967294) VAL [isInitial=1, var_1_10=-32, var_1_11=-16, var_1_1=32, var_1_2=1, var_1_3=4294967294, var_1_4=64, var_1_5=32, var_1_6=1908995780, var_1_7=0, var_1_8=17/10, var_1_9=17/10] [L51] var_1_4 = __VERIFIER_nondet_ulong() [L52] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-32, var_1_11=-16, var_1_1=32, var_1_2=1, var_1_3=4294967294, var_1_4=2147483647, var_1_5=32, var_1_6=1908995780, var_1_7=0, var_1_8=17/10, var_1_9=17/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=-32, var_1_11=-16, var_1_1=32, var_1_2=1, var_1_3=4294967294, var_1_4=2147483647, var_1_5=32, var_1_6=1908995780, var_1_7=0, var_1_8=17/10, var_1_9=17/10] [L52] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=-32, var_1_11=-16, var_1_1=32, var_1_2=1, var_1_3=4294967294, var_1_4=2147483647, var_1_5=32, var_1_6=1908995780, var_1_7=0, var_1_8=17/10, var_1_9=17/10] [L53] CALL assume_abort_if_not(var_1_4 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=-32, var_1_11=-16, var_1_1=32, var_1_2=1, var_1_3=4294967294, var_1_4=2147483647, var_1_5=32, var_1_6=1908995780, var_1_7=0, var_1_8=17/10, var_1_9=17/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=-32, var_1_11=-16, var_1_1=32, var_1_2=1, var_1_3=4294967294, var_1_4=2147483647, var_1_5=32, var_1_6=1908995780, var_1_7=0, var_1_8=17/10, var_1_9=17/10] [L53] RET assume_abort_if_not(var_1_4 <= 2147483647) VAL [isInitial=1, var_1_10=-32, var_1_11=-16, var_1_1=32, var_1_2=1, var_1_3=4294967294, var_1_4=2147483647, var_1_5=32, var_1_6=1908995780, var_1_7=0, var_1_8=17/10, var_1_9=17/10] [L54] var_1_5 = __VERIFIER_nondet_ulong() [L55] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-32, var_1_11=-16, var_1_1=32, var_1_2=1, var_1_3=4294967294, var_1_4=2147483647, var_1_5=2147483647, var_1_6=1908995780, var_1_7=0, var_1_8=17/10, var_1_9=17/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=-32, var_1_11=-16, var_1_1=32, var_1_2=1, var_1_3=4294967294, var_1_4=2147483647, var_1_5=2147483647, var_1_6=1908995780, var_1_7=0, var_1_8=17/10, var_1_9=17/10] [L55] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_10=-32, var_1_11=-16, var_1_1=32, var_1_2=1, var_1_3=4294967294, var_1_4=2147483647, var_1_5=2147483647, var_1_6=1908995780, var_1_7=0, var_1_8=17/10, var_1_9=17/10] [L56] CALL assume_abort_if_not(var_1_5 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=-32, var_1_11=-16, var_1_1=32, var_1_2=1, var_1_3=4294967294, var_1_4=2147483647, var_1_5=2147483647, var_1_6=1908995780, var_1_7=0, var_1_8=17/10, var_1_9=17/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=-32, var_1_11=-16, var_1_1=32, var_1_2=1, var_1_3=4294967294, var_1_4=2147483647, var_1_5=2147483647, var_1_6=1908995780, var_1_7=0, var_1_8=17/10, var_1_9=17/10] [L56] RET assume_abort_if_not(var_1_5 <= 2147483647) VAL [isInitial=1, var_1_10=-32, var_1_11=-16, var_1_1=32, var_1_2=1, var_1_3=4294967294, var_1_4=2147483647, var_1_5=2147483647, var_1_6=1908995780, var_1_7=0, var_1_8=17/10, var_1_9=17/10] [L57] var_1_6 = __VERIFIER_nondet_ulong() [L58] CALL assume_abort_if_not(var_1_6 >= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=-32, var_1_11=-16, var_1_1=32, var_1_2=1, var_1_3=4294967294, var_1_4=2147483647, var_1_5=2147483647, var_1_6=2147483647, var_1_7=0, var_1_8=17/10, var_1_9=17/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=-32, var_1_11=-16, var_1_1=32, var_1_2=1, var_1_3=4294967294, var_1_4=2147483647, var_1_5=2147483647, var_1_6=2147483647, var_1_7=0, var_1_8=17/10, var_1_9=17/10] [L58] RET assume_abort_if_not(var_1_6 >= 1073741823) VAL [isInitial=1, var_1_10=-32, var_1_11=-16, var_1_1=32, var_1_2=1, var_1_3=4294967294, var_1_4=2147483647, var_1_5=2147483647, var_1_6=2147483647, var_1_7=0, var_1_8=17/10, var_1_9=17/10] [L59] CALL assume_abort_if_not(var_1_6 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=-32, var_1_11=-16, var_1_1=32, var_1_2=1, var_1_3=4294967294, var_1_4=2147483647, var_1_5=2147483647, var_1_6=2147483647, var_1_7=0, var_1_8=17/10, var_1_9=17/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=-32, var_1_11=-16, var_1_1=32, var_1_2=1, var_1_3=4294967294, var_1_4=2147483647, var_1_5=2147483647, var_1_6=2147483647, var_1_7=0, var_1_8=17/10, var_1_9=17/10] [L59] RET assume_abort_if_not(var_1_6 <= 2147483647) VAL [isInitial=1, var_1_10=-32, var_1_11=-16, var_1_1=32, var_1_2=1, var_1_3=4294967294, var_1_4=2147483647, var_1_5=2147483647, var_1_6=2147483647, var_1_7=0, var_1_8=17/10, var_1_9=17/10] [L60] var_1_7 = __VERIFIER_nondet_ulong() [L61] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-32, var_1_11=-16, var_1_1=32, var_1_2=1, var_1_3=4294967294, var_1_4=2147483647, var_1_5=2147483647, var_1_6=2147483647, var_1_7=0, var_1_8=17/10, var_1_9=17/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=-32, var_1_11=-16, var_1_1=32, var_1_2=1, var_1_3=4294967294, var_1_4=2147483647, var_1_5=2147483647, var_1_6=2147483647, var_1_7=0, var_1_8=17/10, var_1_9=17/10] [L61] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, var_1_10=-32, var_1_11=-16, var_1_1=32, var_1_2=1, var_1_3=4294967294, var_1_4=2147483647, var_1_5=2147483647, var_1_6=2147483647, var_1_7=0, var_1_8=17/10, var_1_9=17/10] [L62] CALL assume_abort_if_not(var_1_7 <= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=-32, var_1_11=-16, var_1_1=32, var_1_2=1, var_1_3=4294967294, var_1_4=2147483647, var_1_5=2147483647, var_1_6=2147483647, var_1_7=0, var_1_8=17/10, var_1_9=17/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=-32, var_1_11=-16, var_1_1=32, var_1_2=1, var_1_3=4294967294, var_1_4=2147483647, var_1_5=2147483647, var_1_6=2147483647, var_1_7=0, var_1_8=17/10, var_1_9=17/10] [L62] RET assume_abort_if_not(var_1_7 <= 1073741823) VAL [isInitial=1, var_1_10=-32, var_1_11=-16, var_1_1=32, var_1_2=1, var_1_3=4294967294, var_1_4=2147483647, var_1_5=2147483647, var_1_6=2147483647, var_1_7=0, var_1_8=17/10, var_1_9=17/10] [L63] var_1_9 = __VERIFIER_nondet_double() [L64] CALL assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-32, var_1_11=-16, var_1_1=32, var_1_2=1, var_1_3=4294967294, var_1_4=2147483647, var_1_5=2147483647, var_1_6=2147483647, var_1_7=0, var_1_8=17/10, var_1_9=6442450948] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=-32, var_1_11=-16, var_1_1=32, var_1_2=1, var_1_3=4294967294, var_1_4=2147483647, var_1_5=2147483647, var_1_6=2147483647, var_1_7=0, var_1_8=17/10, var_1_9=6442450948] [L64] RET assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-32, var_1_11=-16, var_1_1=32, var_1_2=1, var_1_3=4294967294, var_1_4=2147483647, var_1_5=2147483647, var_1_6=2147483647, var_1_7=0, var_1_8=17/10, var_1_9=6442450948] [L65] var_1_11 = __VERIFIER_nondet_short() [L66] CALL assume_abort_if_not(var_1_11 >= -32767) VAL [\old(cond)=1, isInitial=1, var_1_10=-32, var_1_11=-32767, var_1_1=32, var_1_2=1, var_1_3=4294967294, var_1_4=2147483647, var_1_5=2147483647, var_1_6=2147483647, var_1_7=0, var_1_8=17/10, var_1_9=6442450948] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=-32, var_1_11=-32767, var_1_1=32, var_1_2=1, var_1_3=4294967294, var_1_4=2147483647, var_1_5=2147483647, var_1_6=2147483647, var_1_7=0, var_1_8=17/10, var_1_9=6442450948] [L66] RET assume_abort_if_not(var_1_11 >= -32767) VAL [isInitial=1, var_1_10=-32, var_1_11=-32767, var_1_1=32, var_1_2=1, var_1_3=4294967294, var_1_4=2147483647, var_1_5=2147483647, var_1_6=2147483647, var_1_7=0, var_1_8=17/10, var_1_9=6442450948] [L67] CALL assume_abort_if_not(var_1_11 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=-32, var_1_11=-32767, var_1_1=32, var_1_2=1, var_1_3=4294967294, var_1_4=2147483647, var_1_5=2147483647, var_1_6=2147483647, var_1_7=0, var_1_8=17/10, var_1_9=6442450948] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=-32, var_1_11=-32767, var_1_1=32, var_1_2=1, var_1_3=4294967294, var_1_4=2147483647, var_1_5=2147483647, var_1_6=2147483647, var_1_7=0, var_1_8=17/10, var_1_9=6442450948] [L67] RET assume_abort_if_not(var_1_11 <= 32766) VAL [isInitial=1, var_1_10=-32, var_1_11=-32767, var_1_1=32, var_1_2=1, var_1_3=4294967294, var_1_4=2147483647, var_1_5=2147483647, var_1_6=2147483647, var_1_7=0, var_1_8=17/10, var_1_9=6442450948] [L80] RET updateVariables() [L81] CALL step() [L36] COND TRUE \read(var_1_2) [L37] var_1_1 = ((((var_1_3) > ((var_1_4 + var_1_5))) ? (var_1_3) : ((var_1_4 + var_1_5)))) VAL [isInitial=1, var_1_10=-32, var_1_11=-32767, var_1_1=4294967294, var_1_2=1, var_1_3=4294967294, var_1_4=2147483647, var_1_5=2147483647, var_1_6=2147483647, var_1_7=0, var_1_8=17/10, var_1_9=6442450948] [L41] var_1_8 = var_1_9 [L42] var_1_10 = var_1_11 VAL [isInitial=1, var_1_10=-32767, var_1_11=-32767, var_1_1=4294967294, var_1_2=1, var_1_3=4294967294, var_1_4=2147483647, var_1_5=2147483647, var_1_6=2147483647, var_1_7=0, var_1_8=6442450948, var_1_9=6442450948] [L81] RET step() [L82] CALL, EXPR property() [L72-L73] return ((var_1_2 ? (var_1_1 == ((unsigned long int) ((((var_1_3) > ((var_1_4 + var_1_5))) ? (var_1_3) : ((var_1_4 + var_1_5)))))) : (var_1_1 == ((unsigned long int) (3164264966u - ((((var_1_5) < ((var_1_6 - var_1_7))) ? (var_1_5) : ((var_1_6 - var_1_7)))))))) && (var_1_8 == ((double) var_1_9))) && (var_1_10 == ((signed short int) var_1_11)) ; VAL [\result=0, isInitial=1, var_1_10=-32767, var_1_11=-32767, var_1_1=4294967294, var_1_2=1, var_1_3=4294967294, var_1_4=2147483647, var_1_5=2147483647, var_1_6=2147483647, var_1_7=0, var_1_8=6442450948, var_1_9=6442450948] [L82] RET, EXPR property() [L82] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=-32767, var_1_11=-32767, var_1_1=4294967294, var_1_2=1, var_1_3=4294967294, var_1_4=2147483647, var_1_5=2147483647, var_1_6=2147483647, var_1_7=0, var_1_8=6442450948, var_1_9=6442450948] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=-32767, var_1_11=-32767, var_1_1=4294967294, var_1_2=1, var_1_3=4294967294, var_1_4=2147483647, var_1_5=2147483647, var_1_6=2147483647, var_1_7=0, var_1_8=6442450948, var_1_9=6442450948] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 44 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 2, TraceHistogramMax: 15, 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, 55 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, 55 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 47 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=44occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 188 NumberOfCodeBlocks, 188 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 93 ConstructedInterpolants, 0 QuantifiedInterpolants, 93 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 420/420 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 22:05:53,334 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0894e7a-62e2-4dc0-87c2-c674a3584075/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0894e7a-62e2-4dc0-87c2-c674a3584075/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0894e7a-62e2-4dc0-87c2-c674a3584075/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_f0894e7a-62e2-4dc0-87c2-c674a3584075/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0894e7a-62e2-4dc0-87c2-c674a3584075/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-26.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0894e7a-62e2-4dc0-87c2-c674a3584075/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_f0894e7a-62e2-4dc0-87c2-c674a3584075/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 08ef4c3a1699c030822612f64a82179d2ef28481e12c6ce62efbc901639eabc5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:05:56,070 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:05:56,195 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0894e7a-62e2-4dc0-87c2-c674a3584075/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-06 22:05:56,204 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:05:56,205 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:05:56,251 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:05:56,251 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:05:56,252 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:05:56,253 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:05:56,258 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:05:56,259 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:05:56,259 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:05:56,260 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:05:56,262 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:05:56,262 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:05:56,263 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:05:56,263 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:05:56,264 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:05:56,264 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:05:56,265 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:05:56,265 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:05:56,266 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-06 22:05:56,266 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-06 22:05:56,267 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-06 22:05:56,267 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:05:56,267 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:05:56,268 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:05:56,268 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:05:56,269 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:05:56,269 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:05:56,270 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:05:56,271 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:05:56,271 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:05:56,271 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:05:56,272 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-06 22:05:56,272 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-06 22:05:56,272 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:05:56,272 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:05:56,272 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:05:56,273 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:05:56,274 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-06 22:05:56,274 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:05:56,274 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_f0894e7a-62e2-4dc0-87c2-c674a3584075/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0894e7a-62e2-4dc0-87c2-c674a3584075/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 08ef4c3a1699c030822612f64a82179d2ef28481e12c6ce62efbc901639eabc5 [2023-11-06 22:05:56,691 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:05:56,722 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:05:56,725 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:05:56,727 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:05:56,727 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:05:56,729 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0894e7a-62e2-4dc0-87c2-c674a3584075/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-26.i [2023-11-06 22:05:59,888 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:06:00,181 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:06:00,181 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0894e7a-62e2-4dc0-87c2-c674a3584075/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-26.i [2023-11-06 22:06:00,193 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0894e7a-62e2-4dc0-87c2-c674a3584075/bin/uautomizer-verify-WvqO1wxjHP/data/4f610acc2/61a7cd1b35fb453eaa272bffe93db6e5/FLAG3376e887e [2023-11-06 22:06:00,216 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0894e7a-62e2-4dc0-87c2-c674a3584075/bin/uautomizer-verify-WvqO1wxjHP/data/4f610acc2/61a7cd1b35fb453eaa272bffe93db6e5 [2023-11-06 22:06:00,222 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:06:00,224 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:06:00,228 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:06:00,228 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:06:00,233 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:06:00,234 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:06:00" (1/1) ... [2023-11-06 22:06:00,235 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f887c90 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:06:00, skipping insertion in model container [2023-11-06 22:06:00,236 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:06:00" (1/1) ... [2023-11-06 22:06:00,273 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:06:00,476 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_f0894e7a-62e2-4dc0-87c2-c674a3584075/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-26.i[915,928] [2023-11-06 22:06:00,536 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:06:00,563 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:06:00,581 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_f0894e7a-62e2-4dc0-87c2-c674a3584075/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-26.i[915,928] [2023-11-06 22:06:00,614 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:06:00,650 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:06:00,650 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:06:00 WrapperNode [2023-11-06 22:06:00,651 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:06:00,653 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:06:00,654 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:06:00,654 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:06:00,662 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:06:00" (1/1) ... [2023-11-06 22:06:00,687 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:06:00" (1/1) ... [2023-11-06 22:06:00,727 INFO L138 Inliner]: procedures = 27, calls = 28, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 89 [2023-11-06 22:06:00,727 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:06:00,729 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:06:00,729 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:06:00,729 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:06:00,739 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:06:00" (1/1) ... [2023-11-06 22:06:00,740 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:06:00" (1/1) ... [2023-11-06 22:06:00,751 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:06:00" (1/1) ... [2023-11-06 22:06:00,751 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:06:00" (1/1) ... [2023-11-06 22:06:00,772 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:06:00" (1/1) ... [2023-11-06 22:06:00,777 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:06:00" (1/1) ... [2023-11-06 22:06:00,783 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:06:00" (1/1) ... [2023-11-06 22:06:00,789 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:06:00" (1/1) ... [2023-11-06 22:06:00,793 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:06:00,797 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:06:00,798 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:06:00,799 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:06:00,800 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:06:00" (1/1) ... [2023-11-06 22:06:00,806 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:06:00,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0894e7a-62e2-4dc0-87c2-c674a3584075/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:06:00,837 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0894e7a-62e2-4dc0-87c2-c674a3584075/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:06:00,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0894e7a-62e2-4dc0-87c2-c674a3584075/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:06:00,899 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:06:00,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-06 22:06:00,899 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 22:06:00,900 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 22:06:00,900 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:06:00,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:06:01,003 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:06:01,005 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:06:01,233 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:06:01,240 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:06:01,241 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 22:06:01,243 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:06:01 BoogieIcfgContainer [2023-11-06 22:06:01,243 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:06:01,247 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:06:01,247 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:06:01,251 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:06:01,251 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:06:00" (1/3) ... [2023-11-06 22:06:01,252 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b2726b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:06:01, skipping insertion in model container [2023-11-06 22:06:01,252 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:06:00" (2/3) ... [2023-11-06 22:06:01,253 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b2726b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:06:01, skipping insertion in model container [2023-11-06 22:06:01,253 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:06:01" (3/3) ... [2023-11-06 22:06:01,255 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount10_file-26.i [2023-11-06 22:06:01,276 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:06:01,276 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 22:06:01,330 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:06:01,339 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;@8059e4d, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:06:01,340 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 22:06:01,347 INFO L276 IsEmpty]: Start isEmpty. Operand has 44 states, 26 states have (on average 1.2307692307692308) internal successors, (32), 27 states have internal predecessors, (32), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2023-11-06 22:06:01,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-11-06 22:06:01,362 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:06:01,364 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:06:01,367 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:06:01,377 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:06:01,378 INFO L85 PathProgramCache]: Analyzing trace with hash -4388194, now seen corresponding path program 1 times [2023-11-06 22:06:01,395 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:06:01,396 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2084128882] [2023-11-06 22:06:01,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:06:01,397 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 22:06:01,397 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0894e7a-62e2-4dc0-87c2-c674a3584075/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:06:01,406 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0894e7a-62e2-4dc0-87c2-c674a3584075/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 22:06:01,453 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0894e7a-62e2-4dc0-87c2-c674a3584075/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 22:06:01,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:06:01,659 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-06 22:06:01,689 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:06:01,731 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 208 proven. 0 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2023-11-06 22:06:01,731 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:06:01,732 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 22:06:01,732 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2084128882] [2023-11-06 22:06:01,733 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2084128882] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:06:01,733 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:06:01,734 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:06:01,735 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1015673545] [2023-11-06 22:06:01,736 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:06:01,741 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 22:06:01,741 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 22:06:01,785 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 22:06:01,786 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:06:01,789 INFO L87 Difference]: Start difference. First operand has 44 states, 26 states have (on average 1.2307692307692308) internal successors, (32), 27 states have internal predecessors, (32), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) 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, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2023-11-06 22:06:01,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:06:01,835 INFO L93 Difference]: Finished difference Result 81 states and 133 transitions. [2023-11-06 22:06:01,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 22:06:01,838 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, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 94 [2023-11-06 22:06:01,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:06:01,848 INFO L225 Difference]: With dead ends: 81 [2023-11-06 22:06:01,848 INFO L226 Difference]: Without dead ends: 40 [2023-11-06 22:06:01,853 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 93 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 22:06:01,858 INFO L413 NwaCegarLoop]: 55 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, 55 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 22:06:01,860 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 55 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:06:01,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2023-11-06 22:06:01,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 40. [2023-11-06 22:06:01,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 23 states have (on average 1.0869565217391304) internal successors, (25), 23 states have internal predecessors, (25), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2023-11-06 22:06:01,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 55 transitions. [2023-11-06 22:06:01,920 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 55 transitions. Word has length 94 [2023-11-06 22:06:01,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:06:01,921 INFO L495 AbstractCegarLoop]: Abstraction has 40 states and 55 transitions. [2023-11-06 22:06:01,922 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, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2023-11-06 22:06:01,923 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 55 transitions. [2023-11-06 22:06:01,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-11-06 22:06:01,930 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:06:01,931 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:06:01,950 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0894e7a-62e2-4dc0-87c2-c674a3584075/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 22:06:02,143 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0894e7a-62e2-4dc0-87c2-c674a3584075/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 22:06:02,144 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:06:02,145 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:06:02,145 INFO L85 PathProgramCache]: Analyzing trace with hash 623563872, now seen corresponding path program 1 times [2023-11-06 22:06:02,145 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:06:02,146 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [212486551] [2023-11-06 22:06:02,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:06:02,146 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 22:06:02,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0894e7a-62e2-4dc0-87c2-c674a3584075/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:06:02,149 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0894e7a-62e2-4dc0-87c2-c674a3584075/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 22:06:02,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0894e7a-62e2-4dc0-87c2-c674a3584075/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 22:06:02,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:06:02,349 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-06 22:06:02,361 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:06:09,003 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 134 proven. 6 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2023-11-06 22:06:09,003 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:06:14,402 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 36 proven. 6 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2023-11-06 22:06:14,403 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 22:06:14,403 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [212486551] [2023-11-06 22:06:14,404 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [212486551] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 22:06:14,404 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 22:06:14,404 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2023-11-06 22:06:14,404 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1122390975] [2023-11-06 22:06:14,405 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 22:06:14,406 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2023-11-06 22:06:14,407 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 22:06:14,408 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2023-11-06 22:06:14,408 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=181, Unknown=0, NotChecked=0, Total=240 [2023-11-06 22:06:14,409 INFO L87 Difference]: Start difference. First operand 40 states and 55 transitions. Second operand has 16 states, 16 states have (on average 2.375) internal successors, (38), 16 states have internal predecessors, (38), 3 states have call successors, (17), 2 states have call predecessors, (17), 4 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2023-11-06 22:06:31,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:06:31,702 INFO L93 Difference]: Finished difference Result 83 states and 113 transitions. [2023-11-06 22:06:31,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-11-06 22:06:31,707 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 2.375) internal successors, (38), 16 states have internal predecessors, (38), 3 states have call successors, (17), 2 states have call predecessors, (17), 4 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) Word has length 94 [2023-11-06 22:06:31,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:06:31,709 INFO L225 Difference]: With dead ends: 83 [2023-11-06 22:06:31,709 INFO L226 Difference]: Without dead ends: 81 [2023-11-06 22:06:31,710 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 197 GetRequests, 174 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 8.3s TimeCoverageRelationStatistics Valid=148, Invalid=452, Unknown=0, NotChecked=0, Total=600 [2023-11-06 22:06:31,711 INFO L413 NwaCegarLoop]: 61 mSDtfsCounter, 85 mSDsluCounter, 277 mSDsCounter, 0 mSdLazyCounter, 509 mSolverCounterSat, 36 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 98 SdHoareTripleChecker+Valid, 338 SdHoareTripleChecker+Invalid, 545 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 36 IncrementalHoareTripleChecker+Valid, 509 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.5s IncrementalHoareTripleChecker+Time [2023-11-06 22:06:31,712 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [98 Valid, 338 Invalid, 545 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [36 Valid, 509 Invalid, 0 Unknown, 0 Unchecked, 13.5s Time] [2023-11-06 22:06:31,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2023-11-06 22:06:31,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 48. [2023-11-06 22:06:31,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48 states, 30 states have (on average 1.0666666666666667) internal successors, (32), 30 states have internal predecessors, (32), 15 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2023-11-06 22:06:31,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 62 transitions. [2023-11-06 22:06:31,736 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 62 transitions. Word has length 94 [2023-11-06 22:06:31,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:06:31,737 INFO L495 AbstractCegarLoop]: Abstraction has 48 states and 62 transitions. [2023-11-06 22:06:31,737 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 2.375) internal successors, (38), 16 states have internal predecessors, (38), 3 states have call successors, (17), 2 states have call predecessors, (17), 4 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2023-11-06 22:06:31,738 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 62 transitions. [2023-11-06 22:06:31,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-11-06 22:06:31,740 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:06:31,740 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:06:31,763 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0894e7a-62e2-4dc0-87c2-c674a3584075/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)] Forceful destruction successful, exit code 0 [2023-11-06 22:06:31,954 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0894e7a-62e2-4dc0-87c2-c674a3584075/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 22:06:31,954 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:06:31,955 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:06:31,955 INFO L85 PathProgramCache]: Analyzing trace with hash 680822174, now seen corresponding path program 1 times [2023-11-06 22:06:31,955 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:06:31,956 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [938574250] [2023-11-06 22:06:31,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:06:31,956 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 22:06:31,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0894e7a-62e2-4dc0-87c2-c674a3584075/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:06:31,958 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0894e7a-62e2-4dc0-87c2-c674a3584075/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 22:06:31,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0894e7a-62e2-4dc0-87c2-c674a3584075/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 (4)] Waiting until timeout for monitored process [2023-11-06 22:06:32,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:06:32,092 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-06 22:06:32,098 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:06:38,457 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 134 proven. 6 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2023-11-06 22:06:38,457 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:06:40,894 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 36 proven. 6 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2023-11-06 22:06:40,895 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 22:06:40,895 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [938574250] [2023-11-06 22:06:40,895 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [938574250] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 22:06:40,896 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 22:06:40,896 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2023-11-06 22:06:40,896 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2142927521] [2023-11-06 22:06:40,896 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 22:06:40,897 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2023-11-06 22:06:40,898 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 22:06:40,899 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2023-11-06 22:06:40,899 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=181, Unknown=0, NotChecked=0, Total=240 [2023-11-06 22:06:40,900 INFO L87 Difference]: Start difference. First operand 48 states and 62 transitions. Second operand has 16 states, 16 states have (on average 2.375) internal successors, (38), 16 states have internal predecessors, (38), 3 states have call successors, (17), 2 states have call predecessors, (17), 4 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2023-11-06 22:06:57,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:06:57,995 INFO L93 Difference]: Finished difference Result 81 states and 111 transitions. [2023-11-06 22:06:58,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-11-06 22:06:58,001 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 2.375) internal successors, (38), 16 states have internal predecessors, (38), 3 states have call successors, (17), 2 states have call predecessors, (17), 4 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) Word has length 94 [2023-11-06 22:06:58,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:06:58,003 INFO L225 Difference]: With dead ends: 81 [2023-11-06 22:06:58,003 INFO L226 Difference]: Without dead ends: 0 [2023-11-06 22:06:58,005 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 197 GetRequests, 174 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 7.5s TimeCoverageRelationStatistics Valid=148, Invalid=452, Unknown=0, NotChecked=0, Total=600 [2023-11-06 22:06:58,007 INFO L413 NwaCegarLoop]: 62 mSDtfsCounter, 96 mSDsluCounter, 268 mSDsCounter, 0 mSdLazyCounter, 518 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 109 SdHoareTripleChecker+Valid, 330 SdHoareTripleChecker+Invalid, 579 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 518 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.6s IncrementalHoareTripleChecker+Time [2023-11-06 22:06:58,007 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [109 Valid, 330 Invalid, 579 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 518 Invalid, 0 Unknown, 0 Unchecked, 12.6s Time] [2023-11-06 22:06:58,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-06 22:06:58,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-06 22:06:58,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:06:58,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-06 22:06:58,010 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 94 [2023-11-06 22:06:58,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:06:58,010 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-06 22:06:58,011 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 2.375) internal successors, (38), 16 states have internal predecessors, (38), 3 states have call successors, (17), 2 states have call predecessors, (17), 4 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2023-11-06 22:06:58,011 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-06 22:06:58,011 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-06 22:06:58,014 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-06 22:06:58,025 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0894e7a-62e2-4dc0-87c2-c674a3584075/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 (4)] Forceful destruction successful, exit code 0 [2023-11-06 22:06:58,218 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0894e7a-62e2-4dc0-87c2-c674a3584075/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 22:06:58,220 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-06 22:07:14,310 INFO L902 garLoopResultBuilder]: At program point L64(line 64) the Hoare annotation is: true [2023-11-06 22:07:14,310 INFO L899 garLoopResultBuilder]: For program point L64-1(line 64) no Hoare annotation was computed. [2023-11-06 22:07:14,310 INFO L899 garLoopResultBuilder]: For program point L56(line 56) no Hoare annotation was computed. [2023-11-06 22:07:14,311 INFO L895 garLoopResultBuilder]: At program point L52(line 52) the Hoare annotation is: (or (exists ((currentRoundingMode RoundingMode)) (and (fp.geq ~var_1_9~0 ((_ to_fp 11 53) currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 9223372036854765600.0)))) (fp.leq ~var_1_9~0 ((_ to_fp 11 53) currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode (/ 1.0 100000000000000000000.0))))))) (exists ((currentRoundingMode RoundingMode)) (and (fp.leq ~var_1_9~0 ((_ to_fp 11 53) currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 9223372036854765600.0))) (fp.geq ~var_1_9~0 ((_ to_fp 11 53) currentRoundingMode ((_ to_fp 8 24) currentRoundingMode (/ 1.0 100000000000000000000.0))))))) [2023-11-06 22:07:14,311 INFO L895 garLoopResultBuilder]: At program point L52-1(line 52) the Hoare annotation is: (or (exists ((currentRoundingMode RoundingMode)) (and (fp.geq ~var_1_9~0 ((_ to_fp 11 53) currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 9223372036854765600.0)))) (fp.leq ~var_1_9~0 ((_ to_fp 11 53) currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode (/ 1.0 100000000000000000000.0))))))) (exists ((currentRoundingMode RoundingMode)) (and (fp.leq ~var_1_9~0 ((_ to_fp 11 53) currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 9223372036854765600.0))) (fp.geq ~var_1_9~0 ((_ to_fp 11 53) currentRoundingMode ((_ to_fp 8 24) currentRoundingMode (/ 1.0 100000000000000000000.0))))))) [2023-11-06 22:07:14,311 INFO L899 garLoopResultBuilder]: For program point L19(line 19) no Hoare annotation was computed. [2023-11-06 22:07:14,311 INFO L899 garLoopResultBuilder]: For program point L19-1(line 19) no Hoare annotation was computed. [2023-11-06 22:07:14,312 INFO L895 garLoopResultBuilder]: At program point L19-3(line 19) the Hoare annotation is: (and (not (= |ULTIMATE.start___VERIFIER_assert_~cond#1| (_ bv0 32))) (or (exists ((currentRoundingMode RoundingMode)) (and (fp.geq ~var_1_9~0 ((_ to_fp 11 53) currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 9223372036854765600.0)))) (fp.leq ~var_1_9~0 ((_ to_fp 11 53) currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode (/ 1.0 100000000000000000000.0))))))) (exists ((currentRoundingMode RoundingMode)) (and (fp.leq ~var_1_9~0 ((_ to_fp 11 53) currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 9223372036854765600.0))) (fp.geq ~var_1_9~0 ((_ to_fp 11 53) currentRoundingMode ((_ to_fp 8 24) currentRoundingMode (/ 1.0 100000000000000000000.0)))))))) [2023-11-06 22:07:14,312 INFO L895 garLoopResultBuilder]: At program point main_returnLabel#1(lines 75 86) the Hoare annotation is: false [2023-11-06 22:07:14,312 INFO L899 garLoopResultBuilder]: For program point L69(lines 69 70) no Hoare annotation was computed. [2023-11-06 22:07:14,312 INFO L899 garLoopResultBuilder]: For program point L36(lines 36 40) no Hoare annotation was computed. [2023-11-06 22:07:14,312 INFO L899 garLoopResultBuilder]: For program point L36-2(lines 36 40) no Hoare annotation was computed. [2023-11-06 22:07:14,312 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2023-11-06 22:07:14,313 INFO L895 garLoopResultBuilder]: At program point L61(line 61) the Hoare annotation is: (or (exists ((currentRoundingMode RoundingMode)) (and (fp.geq ~var_1_9~0 ((_ to_fp 11 53) currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 9223372036854765600.0)))) (fp.leq ~var_1_9~0 ((_ to_fp 11 53) currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode (/ 1.0 100000000000000000000.0))))))) (exists ((currentRoundingMode RoundingMode)) (and (fp.leq ~var_1_9~0 ((_ to_fp 11 53) currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 9223372036854765600.0))) (fp.geq ~var_1_9~0 ((_ to_fp 11 53) currentRoundingMode ((_ to_fp 8 24) currentRoundingMode (/ 1.0 100000000000000000000.0))))))) [2023-11-06 22:07:14,313 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-11-06 22:07:14,313 INFO L895 garLoopResultBuilder]: At program point L61-1(line 61) the Hoare annotation is: (or (exists ((currentRoundingMode RoundingMode)) (and (fp.geq ~var_1_9~0 ((_ to_fp 11 53) currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 9223372036854765600.0)))) (fp.leq ~var_1_9~0 ((_ to_fp 11 53) currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode (/ 1.0 100000000000000000000.0))))))) (exists ((currentRoundingMode RoundingMode)) (and (fp.leq ~var_1_9~0 ((_ to_fp 11 53) currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 9223372036854765600.0))) (fp.geq ~var_1_9~0 ((_ to_fp 11 53) currentRoundingMode ((_ to_fp 8 24) currentRoundingMode (/ 1.0 100000000000000000000.0))))))) [2023-11-06 22:07:14,313 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 19) no Hoare annotation was computed. [2023-11-06 22:07:14,313 INFO L899 garLoopResultBuilder]: For program point L53(line 53) no Hoare annotation was computed. [2023-11-06 22:07:14,314 INFO L895 garLoopResultBuilder]: At program point L49(line 49) the Hoare annotation is: (or (exists ((currentRoundingMode RoundingMode)) (and (fp.geq ~var_1_9~0 ((_ to_fp 11 53) currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 9223372036854765600.0)))) (fp.leq ~var_1_9~0 ((_ to_fp 11 53) currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode (/ 1.0 100000000000000000000.0))))))) (exists ((currentRoundingMode RoundingMode)) (and (fp.leq ~var_1_9~0 ((_ to_fp 11 53) currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 9223372036854765600.0))) (fp.geq ~var_1_9~0 ((_ to_fp 11 53) currentRoundingMode ((_ to_fp 8 24) currentRoundingMode (/ 1.0 100000000000000000000.0))))))) [2023-11-06 22:07:14,314 INFO L895 garLoopResultBuilder]: At program point L49-1(line 49) the Hoare annotation is: (or (exists ((currentRoundingMode RoundingMode)) (and (fp.geq ~var_1_9~0 ((_ to_fp 11 53) currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 9223372036854765600.0)))) (fp.leq ~var_1_9~0 ((_ to_fp 11 53) currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode (/ 1.0 100000000000000000000.0))))))) (exists ((currentRoundingMode RoundingMode)) (and (fp.leq ~var_1_9~0 ((_ to_fp 11 53) currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 9223372036854765600.0))) (fp.geq ~var_1_9~0 ((_ to_fp 11 53) currentRoundingMode ((_ to_fp 8 24) currentRoundingMode (/ 1.0 100000000000000000000.0))))))) [2023-11-06 22:07:14,314 INFO L895 garLoopResultBuilder]: At program point property_returnLabel#1(lines 71 74) the Hoare annotation is: (let ((.cse1 (= ~var_1_8~0 ~var_1_9~0)) (.cse2 (= |ULTIMATE.start_property_#res#1| (_ bv1 32))) (.cse6 (or (exists ((currentRoundingMode RoundingMode)) (and (fp.geq ~var_1_9~0 ((_ to_fp 11 53) currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 9223372036854765600.0)))) (fp.leq ~var_1_9~0 ((_ to_fp 11 53) currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode (/ 1.0 100000000000000000000.0))))))) (exists ((currentRoundingMode RoundingMode)) (and (fp.leq ~var_1_9~0 ((_ to_fp 11 53) currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 9223372036854765600.0))) (fp.geq ~var_1_9~0 ((_ to_fp 11 53) currentRoundingMode ((_ to_fp 8 24) currentRoundingMode (/ 1.0 100000000000000000000.0)))))))) (.cse7 (= ~var_1_10~0 ~var_1_11~0)) (.cse0 (= ~var_1_2~0 (_ bv0 8)))) (or (and .cse0 .cse1 .cse2 (let ((.cse5 (bvadd ~var_1_6~0 (bvneg ~var_1_7~0)))) (let ((.cse3 (bvult ~var_1_5~0 .cse5)) (.cse4 (bvadd ~var_1_1~0 (_ bv1130702330 32)))) (or (and .cse3 (= (bvneg ~var_1_5~0) .cse4)) (and (not .cse3) (= (bvneg .cse5) .cse4))))) .cse6 .cse7) (and .cse1 (let ((.cse8 (bvadd ~var_1_5~0 ~var_1_4~0))) (let ((.cse9 (bvugt ~var_1_3~0 .cse8))) (or (and (= ~var_1_1~0 .cse8) (not .cse9)) (and .cse9 (= ~var_1_1~0 ~var_1_3~0))))) .cse2 .cse6 .cse7 (not .cse0)))) [2023-11-06 22:07:14,314 INFO L895 garLoopResultBuilder]: At program point L78-2(lines 78 84) the Hoare annotation is: (or (exists ((currentRoundingMode RoundingMode)) (and (fp.geq ~var_1_9~0 ((_ to_fp 11 53) currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 9223372036854765600.0)))) (fp.leq ~var_1_9~0 ((_ to_fp 11 53) currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode (/ 1.0 100000000000000000000.0))))))) (exists ((currentRoundingMode RoundingMode)) (and (fp.leq ~var_1_9~0 ((_ to_fp 11 53) currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 9223372036854765600.0))) (fp.geq ~var_1_9~0 ((_ to_fp 11 53) currentRoundingMode ((_ to_fp 8 24) currentRoundingMode (/ 1.0 100000000000000000000.0))))))) [2023-11-06 22:07:14,315 INFO L899 garLoopResultBuilder]: For program point L78-3(lines 78 84) no Hoare annotation was computed. [2023-11-06 22:07:14,315 INFO L895 garLoopResultBuilder]: At program point L66(line 66) the Hoare annotation is: (or (exists ((currentRoundingMode RoundingMode)) (and (fp.geq ~var_1_9~0 ((_ to_fp 11 53) currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 9223372036854765600.0)))) (fp.leq ~var_1_9~0 ((_ to_fp 11 53) currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode (/ 1.0 100000000000000000000.0))))))) (exists ((currentRoundingMode RoundingMode)) (and (fp.leq ~var_1_9~0 ((_ to_fp 11 53) currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 9223372036854765600.0))) (fp.geq ~var_1_9~0 ((_ to_fp 11 53) currentRoundingMode ((_ to_fp 8 24) currentRoundingMode (/ 1.0 100000000000000000000.0))))))) [2023-11-06 22:07:14,315 INFO L899 garLoopResultBuilder]: For program point L33(lines 33 34) no Hoare annotation was computed. [2023-11-06 22:07:14,315 INFO L895 garLoopResultBuilder]: At program point L66-1(line 66) the Hoare annotation is: (or (exists ((currentRoundingMode RoundingMode)) (and (fp.geq ~var_1_9~0 ((_ to_fp 11 53) currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 9223372036854765600.0)))) (fp.leq ~var_1_9~0 ((_ to_fp 11 53) currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode (/ 1.0 100000000000000000000.0))))))) (exists ((currentRoundingMode RoundingMode)) (and (fp.leq ~var_1_9~0 ((_ to_fp 11 53) currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 9223372036854765600.0))) (fp.geq ~var_1_9~0 ((_ to_fp 11 53) currentRoundingMode ((_ to_fp 8 24) currentRoundingMode (/ 1.0 100000000000000000000.0))))))) [2023-11-06 22:07:14,315 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-06 22:07:14,315 INFO L899 garLoopResultBuilder]: For program point L62(line 62) no Hoare annotation was computed. [2023-11-06 22:07:14,316 INFO L895 garLoopResultBuilder]: At program point L58(line 58) the Hoare annotation is: (or (exists ((currentRoundingMode RoundingMode)) (and (fp.geq ~var_1_9~0 ((_ to_fp 11 53) currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 9223372036854765600.0)))) (fp.leq ~var_1_9~0 ((_ to_fp 11 53) currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode (/ 1.0 100000000000000000000.0))))))) (exists ((currentRoundingMode RoundingMode)) (and (fp.leq ~var_1_9~0 ((_ to_fp 11 53) currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 9223372036854765600.0))) (fp.geq ~var_1_9~0 ((_ to_fp 11 53) currentRoundingMode ((_ to_fp 8 24) currentRoundingMode (/ 1.0 100000000000000000000.0))))))) [2023-11-06 22:07:14,316 INFO L895 garLoopResultBuilder]: At program point L58-1(line 58) the Hoare annotation is: (or (exists ((currentRoundingMode RoundingMode)) (and (fp.geq ~var_1_9~0 ((_ to_fp 11 53) currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 9223372036854765600.0)))) (fp.leq ~var_1_9~0 ((_ to_fp 11 53) currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode (/ 1.0 100000000000000000000.0))))))) (exists ((currentRoundingMode RoundingMode)) (and (fp.leq ~var_1_9~0 ((_ to_fp 11 53) currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 9223372036854765600.0))) (fp.geq ~var_1_9~0 ((_ to_fp 11 53) currentRoundingMode ((_ to_fp 8 24) currentRoundingMode (/ 1.0 100000000000000000000.0))))))) [2023-11-06 22:07:14,316 INFO L899 garLoopResultBuilder]: For program point L50(line 50) no Hoare annotation was computed. [2023-11-06 22:07:14,316 INFO L895 garLoopResultBuilder]: At program point L46(line 46) the Hoare annotation is: (or (exists ((currentRoundingMode RoundingMode)) (and (fp.geq ~var_1_9~0 ((_ to_fp 11 53) currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 9223372036854765600.0)))) (fp.leq ~var_1_9~0 ((_ to_fp 11 53) currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode (/ 1.0 100000000000000000000.0))))))) (exists ((currentRoundingMode RoundingMode)) (and (fp.leq ~var_1_9~0 ((_ to_fp 11 53) currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 9223372036854765600.0))) (fp.geq ~var_1_9~0 ((_ to_fp 11 53) currentRoundingMode ((_ to_fp 8 24) currentRoundingMode (/ 1.0 100000000000000000000.0))))))) [2023-11-06 22:07:14,316 INFO L895 garLoopResultBuilder]: At program point L46-1(line 46) the Hoare annotation is: (or (exists ((currentRoundingMode RoundingMode)) (and (fp.geq ~var_1_9~0 ((_ to_fp 11 53) currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 9223372036854765600.0)))) (fp.leq ~var_1_9~0 ((_ to_fp 11 53) currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode (/ 1.0 100000000000000000000.0))))))) (exists ((currentRoundingMode RoundingMode)) (and (fp.leq ~var_1_9~0 ((_ to_fp 11 53) currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 9223372036854765600.0))) (fp.geq ~var_1_9~0 ((_ to_fp 11 53) currentRoundingMode ((_ to_fp 8 24) currentRoundingMode (/ 1.0 100000000000000000000.0))))))) [2023-11-06 22:07:14,317 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-06 22:07:14,317 INFO L899 garLoopResultBuilder]: For program point L67(lines 44 68) no Hoare annotation was computed. [2023-11-06 22:07:14,317 INFO L899 garLoopResultBuilder]: For program point L59(line 59) no Hoare annotation was computed. [2023-11-06 22:07:14,317 INFO L895 garLoopResultBuilder]: At program point L55(line 55) the Hoare annotation is: (or (exists ((currentRoundingMode RoundingMode)) (and (fp.geq ~var_1_9~0 ((_ to_fp 11 53) currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 9223372036854765600.0)))) (fp.leq ~var_1_9~0 ((_ to_fp 11 53) currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode (/ 1.0 100000000000000000000.0))))))) (exists ((currentRoundingMode RoundingMode)) (and (fp.leq ~var_1_9~0 ((_ to_fp 11 53) currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 9223372036854765600.0))) (fp.geq ~var_1_9~0 ((_ to_fp 11 53) currentRoundingMode ((_ to_fp 8 24) currentRoundingMode (/ 1.0 100000000000000000000.0))))))) [2023-11-06 22:07:14,317 INFO L895 garLoopResultBuilder]: At program point L55-1(line 55) the Hoare annotation is: (or (exists ((currentRoundingMode RoundingMode)) (and (fp.geq ~var_1_9~0 ((_ to_fp 11 53) currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 9223372036854765600.0)))) (fp.leq ~var_1_9~0 ((_ to_fp 11 53) currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode (/ 1.0 100000000000000000000.0))))))) (exists ((currentRoundingMode RoundingMode)) (and (fp.leq ~var_1_9~0 ((_ to_fp 11 53) currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 9223372036854765600.0))) (fp.geq ~var_1_9~0 ((_ to_fp 11 53) currentRoundingMode ((_ to_fp 8 24) currentRoundingMode (/ 1.0 100000000000000000000.0))))))) [2023-11-06 22:07:14,317 INFO L899 garLoopResultBuilder]: For program point L47(line 47) no Hoare annotation was computed. [2023-11-06 22:07:14,318 INFO L899 garLoopResultBuilder]: For program point L35(lines 35 43) no Hoare annotation was computed. [2023-11-06 22:07:14,318 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line 20) the Hoare annotation is: true [2023-11-06 22:07:14,318 INFO L899 garLoopResultBuilder]: For program point L20(line 20) no Hoare annotation was computed. [2023-11-06 22:07:14,318 INFO L899 garLoopResultBuilder]: For program point L20-2(line 20) no Hoare annotation was computed. [2023-11-06 22:07:14,318 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(line 20) no Hoare annotation was computed. [2023-11-06 22:07:14,322 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-11-06 22:07:14,325 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-06 22:07:14,337 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~fp.geq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~fp.neg~32(~to_fp~32(currentRoundingMode, 9.2233720368547656E18)))) && ~fp.leq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~fp.neg~32(~to_fp~32(currentRoundingMode, 1/100000000000000000000))))) could not be translated [2023-11-06 22:07:14,338 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~fp.leq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~to_fp~32(currentRoundingMode, 9.2233720368547656E18))) && ~fp.geq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~to_fp~32(currentRoundingMode, 1/100000000000000000000)))) could not be translated [2023-11-06 22:07:14,338 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~fp.geq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~fp.neg~32(~to_fp~32(currentRoundingMode, 9.2233720368547656E18)))) && ~fp.leq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~fp.neg~32(~to_fp~32(currentRoundingMode, 1/100000000000000000000))))) could not be translated [2023-11-06 22:07:14,339 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~fp.leq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~to_fp~32(currentRoundingMode, 9.2233720368547656E18))) && ~fp.geq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~to_fp~32(currentRoundingMode, 1/100000000000000000000)))) could not be translated [2023-11-06 22:07:14,339 ERROR L462 ceAbstractionStarter]: Failed to backtranslate (or (exists ((currentRoundingMode RoundingMode)) (and (fp.geq ~var_1_9~0 ((_ to_fp 11 53) currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 9223372036854765600.0)))) (fp.leq ~var_1_9~0 ((_ to_fp 11 53) currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode (/ 1.0 100000000000000000000.0))))))) (exists ((currentRoundingMode RoundingMode)) (and (fp.leq ~var_1_9~0 ((_ to_fp 11 53) currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 9223372036854765600.0))) (fp.geq ~var_1_9~0 ((_ to_fp 11 53) currentRoundingMode ((_ to_fp 8 24) currentRoundingMode (/ 1.0 100000000000000000000.0))))))) [2023-11-06 22:07:14,342 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~fp.geq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~fp.neg~32(~to_fp~32(currentRoundingMode, 9.2233720368547656E18)))) && ~fp.leq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~fp.neg~32(~to_fp~32(currentRoundingMode, 1/100000000000000000000))))) could not be translated [2023-11-06 22:07:14,343 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~fp.leq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~to_fp~32(currentRoundingMode, 9.2233720368547656E18))) && ~fp.geq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~to_fp~32(currentRoundingMode, 1/100000000000000000000)))) could not be translated [2023-11-06 22:07:14,344 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~fp.geq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~fp.neg~32(~to_fp~32(currentRoundingMode, 9.2233720368547656E18)))) && ~fp.leq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~fp.neg~32(~to_fp~32(currentRoundingMode, 1/100000000000000000000))))) could not be translated [2023-11-06 22:07:14,344 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~fp.leq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~to_fp~32(currentRoundingMode, 9.2233720368547656E18))) && ~fp.geq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~to_fp~32(currentRoundingMode, 1/100000000000000000000)))) could not be translated [2023-11-06 22:07:14,346 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~fp.geq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~fp.neg~32(~to_fp~32(currentRoundingMode, 9.2233720368547656E18)))) && ~fp.leq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~fp.neg~32(~to_fp~32(currentRoundingMode, 1/100000000000000000000))))) could not be translated [2023-11-06 22:07:14,346 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~fp.leq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~to_fp~32(currentRoundingMode, 9.2233720368547656E18))) && ~fp.geq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~to_fp~32(currentRoundingMode, 1/100000000000000000000)))) could not be translated [2023-11-06 22:07:14,347 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~fp.geq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~fp.neg~32(~to_fp~32(currentRoundingMode, 9.2233720368547656E18)))) && ~fp.leq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~fp.neg~32(~to_fp~32(currentRoundingMode, 1/100000000000000000000))))) could not be translated [2023-11-06 22:07:14,347 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~fp.leq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~to_fp~32(currentRoundingMode, 9.2233720368547656E18))) && ~fp.geq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~to_fp~32(currentRoundingMode, 1/100000000000000000000)))) could not be translated [2023-11-06 22:07:14,348 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~fp.geq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~fp.neg~32(~to_fp~32(currentRoundingMode, 9.2233720368547656E18)))) && ~fp.leq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~fp.neg~32(~to_fp~32(currentRoundingMode, 1/100000000000000000000))))) could not be translated [2023-11-06 22:07:14,348 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~fp.leq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~to_fp~32(currentRoundingMode, 9.2233720368547656E18))) && ~fp.geq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~to_fp~32(currentRoundingMode, 1/100000000000000000000)))) could not be translated [2023-11-06 22:07:14,349 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~fp.geq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~fp.neg~32(~to_fp~32(currentRoundingMode, 9.2233720368547656E18)))) && ~fp.leq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~fp.neg~32(~to_fp~32(currentRoundingMode, 1/100000000000000000000))))) could not be translated [2023-11-06 22:07:14,349 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~fp.leq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~to_fp~32(currentRoundingMode, 9.2233720368547656E18))) && ~fp.geq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~to_fp~32(currentRoundingMode, 1/100000000000000000000)))) could not be translated [2023-11-06 22:07:14,349 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 10:07:14 BoogieIcfgContainer [2023-11-06 22:07:14,350 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 22:07:14,350 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 22:07:14,351 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 22:07:14,351 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 22:07:14,351 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:06:01" (3/4) ... [2023-11-06 22:07:14,353 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-06 22:07:14,358 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-11-06 22:07:14,363 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2023-11-06 22:07:14,363 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-11-06 22:07:14,364 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-06 22:07:14,364 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-06 22:07:14,393 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((var_1_2 == 0) && (var_1_8 == var_1_9)) && (\result == 1)) && (((var_1_5 < ((var_1_6 + -(var_1_7)) % 4294967296)) && (-(var_1_5) == ((var_1_1 + 1130702330) % 4294967296))) || (!((var_1_5 < ((var_1_6 + -(var_1_7)) % 4294967296))) && (-(((var_1_6 + -(var_1_7)) % 4294967296)) == ((var_1_1 + 1130702330) % 4294967296))))) && (var_1_10 == var_1_11)) || (((((var_1_8 == var_1_9) && (((var_1_1 == ((var_1_5 + var_1_4) % 4294967296)) && !((var_1_3 > ((var_1_5 + var_1_4) % 4294967296)))) || ((var_1_3 > ((var_1_5 + var_1_4) % 4294967296)) && (var_1_1 == var_1_3)))) && (\result == 1)) && (var_1_10 == var_1_11)) && !((var_1_2 == 0)))) [2023-11-06 22:07:14,422 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((var_1_2 == 0) && (var_1_8 == var_1_9)) && (\result == 1)) && (((var_1_5 < ((var_1_6 + -(var_1_7)) % 4294967296)) && (-(var_1_5) == ((var_1_1 + 1130702330) % 4294967296))) || (!((var_1_5 < ((var_1_6 + -(var_1_7)) % 4294967296))) && (-(((var_1_6 + -(var_1_7)) % 4294967296)) == ((var_1_1 + 1130702330) % 4294967296))))) && (var_1_10 == var_1_11)) || (((((var_1_8 == var_1_9) && (((var_1_1 == ((var_1_5 + var_1_4) % 4294967296)) && !((var_1_3 > ((var_1_5 + var_1_4) % 4294967296)))) || ((var_1_3 > ((var_1_5 + var_1_4) % 4294967296)) && (var_1_1 == var_1_3)))) && (\result == 1)) && (var_1_10 == var_1_11)) && !((var_1_2 == 0)))) [2023-11-06 22:07:14,449 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0894e7a-62e2-4dc0-87c2-c674a3584075/bin/uautomizer-verify-WvqO1wxjHP/witness.graphml.graphml [2023-11-06 22:07:14,450 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0894e7a-62e2-4dc0-87c2-c674a3584075/bin/uautomizer-verify-WvqO1wxjHP/witness.graphml.yaml [2023-11-06 22:07:14,450 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 22:07:14,451 INFO L158 Benchmark]: Toolchain (without parser) took 74226.79ms. Allocated memory was 69.2MB in the beginning and 190.8MB in the end (delta: 121.6MB). Free memory was 45.2MB in the beginning and 113.5MB in the end (delta: -68.3MB). Peak memory consumption was 54.4MB. Max. memory is 16.1GB. [2023-11-06 22:07:14,451 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 69.2MB. Free memory is still 45.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:07:14,452 INFO L158 Benchmark]: CACSL2BoogieTranslator took 423.46ms. Allocated memory was 69.2MB in the beginning and 94.4MB in the end (delta: 25.2MB). Free memory was 45.0MB in the beginning and 73.7MB in the end (delta: -28.7MB). Peak memory consumption was 17.9MB. Max. memory is 16.1GB. [2023-11-06 22:07:14,452 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.82ms. Allocated memory is still 94.4MB. Free memory was 73.7MB in the beginning and 72.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 22:07:14,452 INFO L158 Benchmark]: Boogie Preprocessor took 67.55ms. Allocated memory is still 94.4MB. Free memory was 72.0MB in the beginning and 70.3MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:07:14,453 INFO L158 Benchmark]: RCFGBuilder took 446.22ms. Allocated memory is still 94.4MB. Free memory was 70.3MB in the beginning and 57.8MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-06 22:07:14,453 INFO L158 Benchmark]: TraceAbstraction took 73102.73ms. Allocated memory was 94.4MB in the beginning and 190.8MB in the end (delta: 96.5MB). Free memory was 56.9MB in the beginning and 117.7MB in the end (delta: -60.7MB). Peak memory consumption was 97.7MB. Max. memory is 16.1GB. [2023-11-06 22:07:14,454 INFO L158 Benchmark]: Witness Printer took 99.86ms. Allocated memory is still 190.8MB. Free memory was 117.7MB in the beginning and 113.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-06 22:07:14,457 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 69.2MB. Free memory is still 45.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 423.46ms. Allocated memory was 69.2MB in the beginning and 94.4MB in the end (delta: 25.2MB). Free memory was 45.0MB in the beginning and 73.7MB in the end (delta: -28.7MB). Peak memory consumption was 17.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.82ms. Allocated memory is still 94.4MB. Free memory was 73.7MB in the beginning and 72.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.55ms. Allocated memory is still 94.4MB. Free memory was 72.0MB in the beginning and 70.3MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 446.22ms. Allocated memory is still 94.4MB. Free memory was 70.3MB in the beginning and 57.8MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 73102.73ms. Allocated memory was 94.4MB in the beginning and 190.8MB in the end (delta: 96.5MB). Free memory was 56.9MB in the beginning and 117.7MB in the end (delta: -60.7MB). Peak memory consumption was 97.7MB. Max. memory is 16.1GB. * Witness Printer took 99.86ms. Allocated memory is still 190.8MB. Free memory was 117.7MB in the beginning and 113.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~fp.geq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~fp.neg~32(~to_fp~32(currentRoundingMode, 9.2233720368547656E18)))) && ~fp.leq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~fp.neg~32(~to_fp~32(currentRoundingMode, 1/100000000000000000000))))) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~fp.leq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~to_fp~32(currentRoundingMode, 9.2233720368547656E18))) && ~fp.geq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~to_fp~32(currentRoundingMode, 1/100000000000000000000)))) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~fp.geq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~fp.neg~32(~to_fp~32(currentRoundingMode, 9.2233720368547656E18)))) && ~fp.leq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~fp.neg~32(~to_fp~32(currentRoundingMode, 1/100000000000000000000))))) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~fp.leq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~to_fp~32(currentRoundingMode, 9.2233720368547656E18))) && ~fp.geq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~to_fp~32(currentRoundingMode, 1/100000000000000000000)))) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~fp.geq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~fp.neg~32(~to_fp~32(currentRoundingMode, 9.2233720368547656E18)))) && ~fp.leq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~fp.neg~32(~to_fp~32(currentRoundingMode, 1/100000000000000000000))))) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~fp.leq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~to_fp~32(currentRoundingMode, 9.2233720368547656E18))) && ~fp.geq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~to_fp~32(currentRoundingMode, 1/100000000000000000000)))) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~fp.geq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~fp.neg~32(~to_fp~32(currentRoundingMode, 9.2233720368547656E18)))) && ~fp.leq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~fp.neg~32(~to_fp~32(currentRoundingMode, 1/100000000000000000000))))) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~fp.leq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~to_fp~32(currentRoundingMode, 9.2233720368547656E18))) && ~fp.geq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~to_fp~32(currentRoundingMode, 1/100000000000000000000)))) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~fp.geq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~fp.neg~32(~to_fp~32(currentRoundingMode, 9.2233720368547656E18)))) && ~fp.leq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~fp.neg~32(~to_fp~32(currentRoundingMode, 1/100000000000000000000))))) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~fp.leq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~to_fp~32(currentRoundingMode, 9.2233720368547656E18))) && ~fp.geq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~to_fp~32(currentRoundingMode, 1/100000000000000000000)))) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~fp.geq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~fp.neg~32(~to_fp~32(currentRoundingMode, 9.2233720368547656E18)))) && ~fp.leq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~fp.neg~32(~to_fp~32(currentRoundingMode, 1/100000000000000000000))))) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~fp.leq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~to_fp~32(currentRoundingMode, 9.2233720368547656E18))) && ~fp.geq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~to_fp~32(currentRoundingMode, 1/100000000000000000000)))) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~fp.geq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~fp.neg~32(~to_fp~32(currentRoundingMode, 9.2233720368547656E18)))) && ~fp.leq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~fp.neg~32(~to_fp~32(currentRoundingMode, 1/100000000000000000000))))) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~fp.leq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~to_fp~32(currentRoundingMode, 9.2233720368547656E18))) && ~fp.geq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~to_fp~32(currentRoundingMode, 1/100000000000000000000)))) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~fp.geq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~fp.neg~32(~to_fp~32(currentRoundingMode, 9.2233720368547656E18)))) && ~fp.leq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~fp.neg~32(~to_fp~32(currentRoundingMode, 1/100000000000000000000))))) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~fp.leq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~to_fp~32(currentRoundingMode, 9.2233720368547656E18))) && ~fp.geq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~to_fp~32(currentRoundingMode, 1/100000000000000000000)))) could not be translated * 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 - PositiveResult [Line: 19]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 44 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 73.0s, OverallIterations: 3, TraceHistogramMax: 15, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 34.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 16.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 207 SdHoareTripleChecker+Valid, 26.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 181 mSDsluCounter, 723 SdHoareTripleChecker+Invalid, 24.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 545 mSDsCounter, 97 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1027 IncrementalHoareTripleChecker+Invalid, 1124 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 97 mSolverCounterUnsat, 178 mSDtfsCounter, 1027 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 487 GetRequests, 441 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 156 ImplicationChecksByTransitivity, 15.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=48occurred in iteration=2, InterpolantAutomatonStates: 34, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 33 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 20 LocationsWithAnnotation, 64 PreInvPairs, 100 NumberOfFragments, 719 HoareAnnotationTreeSize, 64 FomulaSimplifications, 3309 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 20 FomulaSimplificationsInter, 1703 FormulaSimplificationTreeSizeReductionInter, 16.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 20.9s InterpolantComputationTime, 282 NumberOfCodeBlocks, 282 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 465 ConstructedInterpolants, 32 QuantifiedInterpolants, 2681 SizeOfPredicates, 48 NumberOfNonLiveVariables, 456 ConjunctsInSsa, 25 ConjunctsInUnsatCore, 5 InterpolantComputations, 1 PerfectInterpolantSequences, 2076/2100 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 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 75]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 78]: Loop Invariant [2023-11-06 22:07:14,480 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~fp.geq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~fp.neg~32(~to_fp~32(currentRoundingMode, 9.2233720368547656E18)))) && ~fp.leq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~fp.neg~32(~to_fp~32(currentRoundingMode, 1/100000000000000000000))))) could not be translated [2023-11-06 22:07:14,481 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~fp.leq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~to_fp~32(currentRoundingMode, 9.2233720368547656E18))) && ~fp.geq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~to_fp~32(currentRoundingMode, 1/100000000000000000000)))) could not be translated [2023-11-06 22:07:14,481 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~fp.geq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~fp.neg~32(~to_fp~32(currentRoundingMode, 9.2233720368547656E18)))) && ~fp.leq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~fp.neg~32(~to_fp~32(currentRoundingMode, 1/100000000000000000000))))) could not be translated [2023-11-06 22:07:14,481 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~fp.leq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~to_fp~32(currentRoundingMode, 9.2233720368547656E18))) && ~fp.geq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~to_fp~32(currentRoundingMode, 1/100000000000000000000)))) could not be translated Derived loop invariant: NULL - InvariantResult [Line: 71]: Loop Invariant [2023-11-06 22:07:14,485 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~fp.geq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~fp.neg~32(~to_fp~32(currentRoundingMode, 9.2233720368547656E18)))) && ~fp.leq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~fp.neg~32(~to_fp~32(currentRoundingMode, 1/100000000000000000000))))) could not be translated [2023-11-06 22:07:14,492 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~fp.leq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~to_fp~32(currentRoundingMode, 9.2233720368547656E18))) && ~fp.geq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~to_fp~32(currentRoundingMode, 1/100000000000000000000)))) could not be translated [2023-11-06 22:07:14,493 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~fp.geq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~fp.neg~32(~to_fp~32(currentRoundingMode, 9.2233720368547656E18)))) && ~fp.leq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~fp.neg~32(~to_fp~32(currentRoundingMode, 1/100000000000000000000))))) could not be translated [2023-11-06 22:07:14,493 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~fp.leq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~to_fp~32(currentRoundingMode, 9.2233720368547656E18))) && ~fp.geq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~to_fp~32(currentRoundingMode, 1/100000000000000000000)))) could not be translated [2023-11-06 22:07:14,494 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~fp.geq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~fp.neg~32(~to_fp~32(currentRoundingMode, 9.2233720368547656E18)))) && ~fp.leq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~fp.neg~32(~to_fp~32(currentRoundingMode, 1/100000000000000000000))))) could not be translated [2023-11-06 22:07:14,497 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~fp.leq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~to_fp~32(currentRoundingMode, 9.2233720368547656E18))) && ~fp.geq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~to_fp~32(currentRoundingMode, 1/100000000000000000000)))) could not be translated [2023-11-06 22:07:14,498 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~fp.geq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~fp.neg~32(~to_fp~32(currentRoundingMode, 9.2233720368547656E18)))) && ~fp.leq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~fp.neg~32(~to_fp~32(currentRoundingMode, 1/100000000000000000000))))) could not be translated [2023-11-06 22:07:14,498 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~fp.leq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~to_fp~32(currentRoundingMode, 9.2233720368547656E18))) && ~fp.geq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~to_fp~32(currentRoundingMode, 1/100000000000000000000)))) could not be translated Derived loop invariant: ((((((var_1_2 == 0) && (var_1_8 == var_1_9)) && (\result == 1)) && (((var_1_5 < ((var_1_6 + -(var_1_7)) % 4294967296)) && (-(var_1_5) == ((var_1_1 + 1130702330) % 4294967296))) || (!((var_1_5 < ((var_1_6 + -(var_1_7)) % 4294967296))) && (-(((var_1_6 + -(var_1_7)) % 4294967296)) == ((var_1_1 + 1130702330) % 4294967296))))) && (var_1_10 == var_1_11)) || (((((var_1_8 == var_1_9) && (((var_1_1 == ((var_1_5 + var_1_4) % 4294967296)) && !((var_1_3 > ((var_1_5 + var_1_4) % 4294967296)))) || ((var_1_3 > ((var_1_5 + var_1_4) % 4294967296)) && (var_1_1 == var_1_3)))) && (\result == 1)) && (var_1_10 == var_1_11)) && !((var_1_2 == 0)))) - InvariantResult [Line: 19]: Loop Invariant [2023-11-06 22:07:14,499 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~fp.geq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~fp.neg~32(~to_fp~32(currentRoundingMode, 9.2233720368547656E18)))) && ~fp.leq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~fp.neg~32(~to_fp~32(currentRoundingMode, 1/100000000000000000000))))) could not be translated [2023-11-06 22:07:14,499 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~fp.leq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~to_fp~32(currentRoundingMode, 9.2233720368547656E18))) && ~fp.geq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~to_fp~32(currentRoundingMode, 1/100000000000000000000)))) could not be translated [2023-11-06 22:07:14,500 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~fp.geq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~fp.neg~32(~to_fp~32(currentRoundingMode, 9.2233720368547656E18)))) && ~fp.leq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~fp.neg~32(~to_fp~32(currentRoundingMode, 1/100000000000000000000))))) could not be translated [2023-11-06 22:07:14,509 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~fp.leq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~to_fp~32(currentRoundingMode, 9.2233720368547656E18))) && ~fp.geq~64(~var_1_9~0, ~to_fp~64(currentRoundingMode, ~to_fp~32(currentRoundingMode, 1/100000000000000000000)))) could not be translated Derived loop invariant: !((cond == 0)) RESULT: Ultimate proved your program to be correct! [2023-11-06 22:07:14,725 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0894e7a-62e2-4dc0-87c2-c674a3584075/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2023-11-06 22:07:14,785 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0894e7a-62e2-4dc0-87c2-c674a3584075/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE