./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-24.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e7bb482b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f7f3946-7ec4-425b-9a8d-fa615b38e680/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f7f3946-7ec4-425b-9a8d-fa615b38e680/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_5f7f3946-7ec4-425b-9a8d-fa615b38e680/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f7f3946-7ec4-425b-9a8d-fa615b38e680/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-24.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f7f3946-7ec4-425b-9a8d-fa615b38e680/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_5f7f3946-7ec4-425b-9a8d-fa615b38e680/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 795459c0c834c16bef89c6838cfefc476fabdd03a6889939ce2891ebae8af37f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:33:54,030 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:33:54,138 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f7f3946-7ec4-425b-9a8d-fa615b38e680/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-06 22:33:54,150 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:33:54,151 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:33:54,182 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:33:54,186 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:33:54,186 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:33:54,187 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:33:54,192 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:33:54,193 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:33:54,193 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:33:54,194 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:33:54,196 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:33:54,196 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:33:54,196 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:33:54,197 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:33:54,197 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:33:54,198 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:33:54,198 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:33:54,198 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:33:54,199 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:33:54,199 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:33:54,200 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:33:54,200 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:33:54,201 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:33:54,201 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:33:54,202 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:33:54,202 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:33:54,203 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:33:54,204 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:33:54,204 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:33:54,204 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:33:54,205 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 22:33:54,205 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:33:54,205 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:33:54,205 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:33:54,206 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:33:54,206 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:33:54,206 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_5f7f3946-7ec4-425b-9a8d-fa615b38e680/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f7f3946-7ec4-425b-9a8d-fa615b38e680/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 795459c0c834c16bef89c6838cfefc476fabdd03a6889939ce2891ebae8af37f [2023-11-06 22:33:54,511 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:33:54,540 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:33:54,543 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:33:54,544 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:33:54,545 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:33:54,546 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f7f3946-7ec4-425b-9a8d-fa615b38e680/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-24.i [2023-11-06 22:33:57,472 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:33:57,784 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:33:57,785 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f7f3946-7ec4-425b-9a8d-fa615b38e680/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-24.i [2023-11-06 22:33:57,797 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f7f3946-7ec4-425b-9a8d-fa615b38e680/bin/uautomizer-verify-WvqO1wxjHP/data/bf0a4e697/399d9b9a5c7e498bb67c2279e04d72b1/FLAG8b1b83ec1 [2023-11-06 22:33:57,816 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f7f3946-7ec4-425b-9a8d-fa615b38e680/bin/uautomizer-verify-WvqO1wxjHP/data/bf0a4e697/399d9b9a5c7e498bb67c2279e04d72b1 [2023-11-06 22:33:57,823 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:33:57,825 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:33:57,828 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:33:57,828 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:33:57,834 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:33:57,835 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:33:57" (1/1) ... [2023-11-06 22:33:57,836 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a887a82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:33:57, skipping insertion in model container [2023-11-06 22:33:57,837 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:33:57" (1/1) ... [2023-11-06 22:33:57,883 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:33:58,074 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_5f7f3946-7ec4-425b-9a8d-fa615b38e680/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-24.i[919,932] [2023-11-06 22:33:58,169 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:33:58,196 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:33:58,208 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_5f7f3946-7ec4-425b-9a8d-fa615b38e680/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-24.i[919,932] [2023-11-06 22:33:58,234 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:33:58,257 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:33:58,257 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:33:58 WrapperNode [2023-11-06 22:33:58,258 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:33:58,259 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:33:58,259 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:33:58,264 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:33:58,272 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:33:58" (1/1) ... [2023-11-06 22:33:58,295 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:33:58" (1/1) ... [2023-11-06 22:33:58,328 INFO L138 Inliner]: procedures = 26, calls = 33, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 167 [2023-11-06 22:33:58,328 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:33:58,329 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:33:58,329 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:33:58,329 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:33:58,340 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:33:58" (1/1) ... [2023-11-06 22:33:58,342 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:33:58" (1/1) ... [2023-11-06 22:33:58,345 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:33:58" (1/1) ... [2023-11-06 22:33:58,345 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:33:58" (1/1) ... [2023-11-06 22:33:58,354 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:33:58" (1/1) ... [2023-11-06 22:33:58,358 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:33:58" (1/1) ... [2023-11-06 22:33:58,360 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:33:58" (1/1) ... [2023-11-06 22:33:58,362 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:33:58" (1/1) ... [2023-11-06 22:33:58,366 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:33:58,367 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:33:58,368 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:33:58,368 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:33:58,369 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:33:58" (1/1) ... [2023-11-06 22:33:58,376 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:33:58,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f7f3946-7ec4-425b-9a8d-fa615b38e680/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:33:58,407 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f7f3946-7ec4-425b-9a8d-fa615b38e680/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:33:58,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f7f3946-7ec4-425b-9a8d-fa615b38e680/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:33:58,454 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:33:58,454 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 22:33:58,455 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 22:33:58,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 22:33:58,455 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:33:58,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:33:58,597 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:33:58,599 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:33:59,025 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:33:59,039 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:33:59,039 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 22:33:59,041 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:33:59 BoogieIcfgContainer [2023-11-06 22:33:59,042 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:33:59,048 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:33:59,049 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:33:59,052 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:33:59,053 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:33:57" (1/3) ... [2023-11-06 22:33:59,054 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78557f2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:33:59, skipping insertion in model container [2023-11-06 22:33:59,054 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:33:58" (2/3) ... [2023-11-06 22:33:59,056 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78557f2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:33:59, skipping insertion in model container [2023-11-06 22:33:59,056 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:33:59" (3/3) ... [2023-11-06 22:33:59,057 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_dependencies_file-24.i [2023-11-06 22:33:59,078 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:33:59,079 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 22:33:59,150 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:33:59,158 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;@7bd7b253, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:33:59,159 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 22:33:59,164 INFO L276 IsEmpty]: Start isEmpty. Operand has 73 states, 50 states have (on average 1.46) internal successors, (73), 51 states have internal predecessors, (73), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2023-11-06 22:33:59,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-11-06 22:33:59,186 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:33:59,187 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:33:59,189 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:33:59,197 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:33:59,197 INFO L85 PathProgramCache]: Analyzing trace with hash 46870503, now seen corresponding path program 1 times [2023-11-06 22:33:59,230 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:33:59,231 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1021514991] [2023-11-06 22:33:59,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:33:59,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:33:59,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:33:59,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-06 22:33:59,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:33:59,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-06 22:33:59,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:33:59,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-06 22:33:59,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:33:59,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-11-06 22:33:59,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:33:59,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-06 22:33:59,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:33:59,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 22:33:59,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:33:59,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-06 22:33:59,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:33:59,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-06 22:33:59,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:33:59,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-06 22:33:59,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:33:59,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-06 22:33:59,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:33:59,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-06 22:33:59,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:33:59,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-11-06 22:33:59,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:33:59,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2023-11-06 22:33:59,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:33:59,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2023-11-06 22:33:59,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:33:59,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2023-11-06 22:33:59,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:33:59,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-11-06 22:33:59,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:33:59,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-11-06 22:33:59,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:33:59,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2023-11-06 22:33:59,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:33:59,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2023-11-06 22:33:59,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:33:59,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-06 22:33:59,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:33:59,733 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2023-11-06 22:33:59,742 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:33:59,742 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1021514991] [2023-11-06 22:33:59,743 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1021514991] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:33:59,744 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:33:59,744 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:33:59,746 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [233774159] [2023-11-06 22:33:59,747 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:33:59,752 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 22:33:59,754 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:33:59,800 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 22:33:59,801 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:33:59,803 INFO L87 Difference]: Start difference. First operand has 73 states, 50 states have (on average 1.46) internal successors, (73), 51 states have internal predecessors, (73), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) Second operand has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 2 states have call successors, (20) [2023-11-06 22:33:59,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:33:59,840 INFO L93 Difference]: Finished difference Result 139 states and 240 transitions. [2023-11-06 22:33:59,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 22:33:59,843 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 2 states have call successors, (20) Word has length 130 [2023-11-06 22:33:59,844 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:33:59,853 INFO L225 Difference]: With dead ends: 139 [2023-11-06 22:33:59,853 INFO L226 Difference]: Without dead ends: 69 [2023-11-06 22:33:59,857 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:33:59,861 INFO L413 NwaCegarLoop]: 106 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, 106 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:33:59,862 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 106 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:33:59,882 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2023-11-06 22:33:59,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 69. [2023-11-06 22:33:59,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69 states, 47 states have (on average 1.4042553191489362) internal successors, (66), 47 states have internal predecessors, (66), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2023-11-06 22:33:59,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 106 transitions. [2023-11-06 22:33:59,926 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 106 transitions. Word has length 130 [2023-11-06 22:33:59,927 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:33:59,927 INFO L495 AbstractCegarLoop]: Abstraction has 69 states and 106 transitions. [2023-11-06 22:33:59,928 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 2 states have call successors, (20) [2023-11-06 22:33:59,928 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 106 transitions. [2023-11-06 22:33:59,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-11-06 22:33:59,933 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:33:59,933 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:33:59,933 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-06 22:33:59,934 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:33:59,935 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:33:59,935 INFO L85 PathProgramCache]: Analyzing trace with hash -984819353, now seen corresponding path program 1 times [2023-11-06 22:33:59,935 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:33:59,936 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1680444421] [2023-11-06 22:33:59,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:33:59,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:34:00,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:34:00,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-06 22:34:00,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:34:00,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-06 22:34:00,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:34:00,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-06 22:34:00,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:34:00,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-11-06 22:34:00,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:34:00,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-06 22:34:00,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:34:00,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 22:34:00,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:34:00,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-06 22:34:00,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:34:00,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-06 22:34:00,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:34:00,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-06 22:34:00,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:34:00,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-06 22:34:00,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:34:00,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-06 22:34:00,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:34:00,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-11-06 22:34:00,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:34:00,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2023-11-06 22:34:00,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:34:00,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2023-11-06 22:34:00,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:34:00,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2023-11-06 22:34:00,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:34:00,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-11-06 22:34:00,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:34:00,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-11-06 22:34:00,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:34:00,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2023-11-06 22:34:00,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:34:00,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2023-11-06 22:34:00,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:34:00,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-06 22:34:00,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:34:00,592 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2023-11-06 22:34:00,592 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:34:00,593 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1680444421] [2023-11-06 22:34:00,593 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1680444421] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:34:00,593 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:34:00,593 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 22:34:00,594 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2142235846] [2023-11-06 22:34:00,594 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:34:00,596 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:34:00,596 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:34:00,597 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:34:00,597 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:34:00,598 INFO L87 Difference]: Start difference. First operand 69 states and 106 transitions. Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2023-11-06 22:34:00,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:34:00,833 INFO L93 Difference]: Finished difference Result 228 states and 355 transitions. [2023-11-06 22:34:00,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 22:34:00,835 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 130 [2023-11-06 22:34:00,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:34:00,839 INFO L225 Difference]: With dead ends: 228 [2023-11-06 22:34:00,839 INFO L226 Difference]: Without dead ends: 162 [2023-11-06 22:34:00,840 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:34:00,842 INFO L413 NwaCegarLoop]: 131 mSDtfsCounter, 109 mSDsluCounter, 184 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 109 SdHoareTripleChecker+Valid, 315 SdHoareTripleChecker+Invalid, 102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-06 22:34:00,843 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [109 Valid, 315 Invalid, 102 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-06 22:34:00,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2023-11-06 22:34:00,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 133. [2023-11-06 22:34:00,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 133 states, 90 states have (on average 1.4111111111111112) internal successors, (127), 90 states have internal predecessors, (127), 40 states have call successors, (40), 2 states have call predecessors, (40), 2 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2023-11-06 22:34:00,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 207 transitions. [2023-11-06 22:34:00,881 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 207 transitions. Word has length 130 [2023-11-06 22:34:00,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:34:00,882 INFO L495 AbstractCegarLoop]: Abstraction has 133 states and 207 transitions. [2023-11-06 22:34:00,883 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2023-11-06 22:34:00,883 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 207 transitions. [2023-11-06 22:34:00,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-11-06 22:34:00,886 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:34:00,886 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:34:00,886 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-06 22:34:00,886 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:34:00,887 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:34:00,887 INFO L85 PathProgramCache]: Analyzing trace with hash -774164541, now seen corresponding path program 1 times [2023-11-06 22:34:00,887 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:34:00,888 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1227269412] [2023-11-06 22:34:00,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:34:00,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:34:01,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:34:01,148 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:34:01,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:34:01,489 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:34:01,489 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-06 22:34:01,490 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-06 22:34:01,492 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-06 22:34:01,496 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-11-06 22:34:01,501 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-06 22:34:01,649 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 10:34:01 BoogieIcfgContainer [2023-11-06 22:34:01,649 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 22:34:01,650 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 22:34:01,650 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 22:34:01,651 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 22:34:01,651 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:33:59" (3/4) ... [2023-11-06 22:34:01,654 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-06 22:34:01,655 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 22:34:01,656 INFO L158 Benchmark]: Toolchain (without parser) took 3831.58ms. Allocated memory was 130.0MB in the beginning and 165.7MB in the end (delta: 35.7MB). Free memory was 98.7MB in the beginning and 101.2MB in the end (delta: -2.5MB). Peak memory consumption was 35.6MB. Max. memory is 16.1GB. [2023-11-06 22:34:01,657 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 104.9MB. Free memory is still 60.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:34:01,657 INFO L158 Benchmark]: CACSL2BoogieTranslator took 430.43ms. Allocated memory is still 130.0MB. Free memory was 98.7MB in the beginning and 85.4MB in the end (delta: 13.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-06 22:34:01,665 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.07ms. Allocated memory is still 130.0MB. Free memory was 85.0MB in the beginning and 82.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 22:34:01,666 INFO L158 Benchmark]: Boogie Preprocessor took 37.55ms. Allocated memory is still 130.0MB. Free memory was 82.9MB in the beginning and 81.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:34:01,668 INFO L158 Benchmark]: RCFGBuilder took 676.35ms. Allocated memory is still 130.0MB. Free memory was 81.2MB in the beginning and 63.1MB in the end (delta: 18.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-06 22:34:01,669 INFO L158 Benchmark]: TraceAbstraction took 2601.18ms. Allocated memory was 130.0MB in the beginning and 165.7MB in the end (delta: 35.7MB). Free memory was 62.4MB in the beginning and 101.2MB in the end (delta: -38.8MB). Peak memory consumption was 58.2MB. Max. memory is 16.1GB. [2023-11-06 22:34:01,669 INFO L158 Benchmark]: Witness Printer took 5.42ms. Allocated memory is still 165.7MB. Free memory is still 101.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:34:01,671 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 104.9MB. Free memory is still 60.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 430.43ms. Allocated memory is still 130.0MB. Free memory was 98.7MB in the beginning and 85.4MB in the end (delta: 13.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.07ms. Allocated memory is still 130.0MB. Free memory was 85.0MB in the beginning and 82.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.55ms. Allocated memory is still 130.0MB. Free memory was 82.9MB in the beginning and 81.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 676.35ms. Allocated memory is still 130.0MB. Free memory was 81.2MB in the beginning and 63.1MB in the end (delta: 18.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 2601.18ms. Allocated memory was 130.0MB in the beginning and 165.7MB in the end (delta: 35.7MB). Free memory was 62.4MB in the beginning and 101.2MB in the end (delta: -38.8MB). Peak memory consumption was 58.2MB. Max. memory is 16.1GB. * Witness Printer took 5.42ms. Allocated memory is still 165.7MB. Free memory is still 101.2MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 131, overapproximation of someBinaryArithmeticDOUBLEoperation at line 81. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 15.8; [L23] double var_1_4 = 10.5; [L24] double var_1_5 = 1.55; [L25] signed char var_1_8 = -10; [L26] signed char var_1_10 = -16; [L27] signed char var_1_11 = -4; [L28] signed char var_1_12 = -16; [L29] double var_1_13 = 128.55; [L30] double var_1_14 = 2.3; [L31] double var_1_15 = 4.8; [L32] unsigned long int var_1_16 = 0; [L33] signed long int var_1_17 = 5; [L34] signed long int var_1_18 = 256; [L35] unsigned long int var_1_19 = 50; [L36] unsigned long int var_1_20 = 1; [L37] signed short int var_1_21 = -50; [L38] unsigned char var_1_23 = 1; [L39] unsigned char var_1_24 = 0; [L40] signed char last_1_var_1_8 = -10; [L41] signed short int last_1_var_1_21 = -50; [L42] unsigned char last_1_var_1_23 = 1; VAL [isInitial=0, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_4=21/2, var_1_5=31/20, var_1_8=-10] [L135] isInitial = 1 [L136] FCALL initially() [L137] COND TRUE 1 [L138] CALL updateLastVariables() [L126] last_1_var_1_8 = var_1_8 [L127] last_1_var_1_21 = var_1_21 [L128] last_1_var_1_23 = var_1_23 VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_4=21/2, var_1_5=31/20, var_1_8=-10] [L138] RET updateLastVariables() [L139] CALL updateVariables() [L92] var_1_4 = __VERIFIER_nondet_double() [L93] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_5=31/20, var_1_8=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_5=31/20, var_1_8=-10] [L93] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_5=31/20, var_1_8=-10] [L94] var_1_5 = __VERIFIER_nondet_double() [L95] CALL assume_abort_if_not((var_1_5 >= -922337.2036854765600e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_5=12884901915, var_1_8=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_5=12884901915, var_1_8=-10] [L95] RET assume_abort_if_not((var_1_5 >= -922337.2036854765600e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_5=12884901915, var_1_8=-10] [L96] var_1_10 = __VERIFIER_nondet_char() [L97] CALL assume_abort_if_not(var_1_10 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_5=12884901915, var_1_8=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_5=12884901915, var_1_8=-10] [L97] RET assume_abort_if_not(var_1_10 >= -63) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_5=12884901915, var_1_8=-10] [L98] CALL assume_abort_if_not(var_1_10 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_5=12884901915, var_1_8=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_5=12884901915, var_1_8=-10] [L98] RET assume_abort_if_not(var_1_10 <= 63) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_5=12884901915, var_1_8=-10] [L99] var_1_11 = __VERIFIER_nondet_char() [L100] CALL assume_abort_if_not(var_1_11 >= -31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_5=12884901915, var_1_8=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_5=12884901915, var_1_8=-10] [L100] RET assume_abort_if_not(var_1_11 >= -31) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_5=12884901915, var_1_8=-10] [L101] CALL assume_abort_if_not(var_1_11 <= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_5=12884901915, var_1_8=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_5=12884901915, var_1_8=-10] [L101] RET assume_abort_if_not(var_1_11 <= 32) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_5=12884901915, var_1_8=-10] [L102] var_1_12 = __VERIFIER_nondet_char() [L103] CALL assume_abort_if_not(var_1_12 >= -31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_5=12884901915, var_1_8=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_5=12884901915, var_1_8=-10] [L103] RET assume_abort_if_not(var_1_12 >= -31) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_5=12884901915, var_1_8=-10] [L104] CALL assume_abort_if_not(var_1_12 <= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_5=12884901915, var_1_8=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_5=12884901915, var_1_8=-10] [L104] RET assume_abort_if_not(var_1_12 <= 31) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_5=12884901915, var_1_8=-10] [L105] var_1_14 = __VERIFIER_nondet_double() [L106] CALL assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427382800e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_14=12884901917, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_5=12884901915, var_1_8=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_14=12884901917, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_5=12884901915, var_1_8=-10] [L106] RET assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427382800e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_14=12884901917, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_5=12884901915, var_1_8=-10] [L107] var_1_15 = __VERIFIER_nondet_double() [L108] CALL assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_14=12884901917, var_1_15=12884901916, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_5=12884901915, var_1_8=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_14=12884901917, var_1_15=12884901916, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_5=12884901915, var_1_8=-10] [L108] RET assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_14=12884901917, var_1_15=12884901916, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_5=12884901915, var_1_8=-10] [L109] var_1_17 = __VERIFIER_nondet_long() [L110] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_14=12884901917, var_1_15=12884901916, var_1_16=0, var_1_17=664581103, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_5=12884901915, var_1_8=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_14=12884901917, var_1_15=12884901916, var_1_16=0, var_1_17=664581103, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_5=12884901915, var_1_8=-10] [L110] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_14=12884901917, var_1_15=12884901916, var_1_16=0, var_1_17=664581103, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_5=12884901915, var_1_8=-10] [L111] CALL assume_abort_if_not(var_1_17 <= 1073741824) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_14=12884901917, var_1_15=12884901916, var_1_16=0, var_1_17=664581103, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_5=12884901915, var_1_8=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_14=12884901917, var_1_15=12884901916, var_1_16=0, var_1_17=664581103, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_5=12884901915, var_1_8=-10] [L111] RET assume_abort_if_not(var_1_17 <= 1073741824) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_14=12884901917, var_1_15=12884901916, var_1_16=0, var_1_17=664581103, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_5=12884901915, var_1_8=-10] [L112] var_1_18 = __VERIFIER_nondet_long() [L113] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_14=12884901917, var_1_15=12884901916, var_1_16=0, var_1_17=664581103, var_1_18=2147483647, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_5=12884901915, var_1_8=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_14=12884901917, var_1_15=12884901916, var_1_16=0, var_1_17=664581103, var_1_18=2147483647, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_5=12884901915, var_1_8=-10] [L113] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_14=12884901917, var_1_15=12884901916, var_1_16=0, var_1_17=664581103, var_1_18=2147483647, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_5=12884901915, var_1_8=-10] [L114] CALL assume_abort_if_not(var_1_18 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_14=12884901917, var_1_15=12884901916, var_1_16=0, var_1_17=664581103, var_1_18=2147483647, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_5=12884901915, var_1_8=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_14=12884901917, var_1_15=12884901916, var_1_16=0, var_1_17=664581103, var_1_18=2147483647, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_5=12884901915, var_1_8=-10] [L114] RET assume_abort_if_not(var_1_18 <= 2147483647) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_14=12884901917, var_1_15=12884901916, var_1_16=0, var_1_17=664581103, var_1_18=2147483647, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_5=12884901915, var_1_8=-10] [L115] var_1_19 = __VERIFIER_nondet_ulong() [L116] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_14=12884901917, var_1_15=12884901916, var_1_16=0, var_1_17=664581103, var_1_18=2147483647, var_1_19=21, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_5=12884901915, var_1_8=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_14=12884901917, var_1_15=12884901916, var_1_16=0, var_1_17=664581103, var_1_18=2147483647, var_1_19=21, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_5=12884901915, var_1_8=-10] [L116] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_14=12884901917, var_1_15=12884901916, var_1_16=0, var_1_17=664581103, var_1_18=2147483647, var_1_19=21, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_5=12884901915, var_1_8=-10] [L117] CALL assume_abort_if_not(var_1_19 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_14=12884901917, var_1_15=12884901916, var_1_16=0, var_1_17=664581103, var_1_18=2147483647, var_1_19=21, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_5=12884901915, var_1_8=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_14=12884901917, var_1_15=12884901916, var_1_16=0, var_1_17=664581103, var_1_18=2147483647, var_1_19=21, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_5=12884901915, var_1_8=-10] [L117] RET assume_abort_if_not(var_1_19 <= 2147483647) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_14=12884901917, var_1_15=12884901916, var_1_16=0, var_1_17=664581103, var_1_18=2147483647, var_1_19=21, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_5=12884901915, var_1_8=-10] [L118] var_1_20 = __VERIFIER_nondet_ulong() [L119] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_14=12884901917, var_1_15=12884901916, var_1_16=0, var_1_17=664581103, var_1_18=2147483647, var_1_19=21, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_5=12884901915, var_1_8=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_14=12884901917, var_1_15=12884901916, var_1_16=0, var_1_17=664581103, var_1_18=2147483647, var_1_19=21, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_5=12884901915, var_1_8=-10] [L119] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_14=12884901917, var_1_15=12884901916, var_1_16=0, var_1_17=664581103, var_1_18=2147483647, var_1_19=21, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_5=12884901915, var_1_8=-10] [L120] CALL assume_abort_if_not(var_1_20 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_14=12884901917, var_1_15=12884901916, var_1_16=0, var_1_17=664581103, var_1_18=2147483647, var_1_19=21, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_5=12884901915, var_1_8=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_14=12884901917, var_1_15=12884901916, var_1_16=0, var_1_17=664581103, var_1_18=2147483647, var_1_19=21, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_5=12884901915, var_1_8=-10] [L120] RET assume_abort_if_not(var_1_20 <= 2147483647) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_14=12884901917, var_1_15=12884901916, var_1_16=0, var_1_17=664581103, var_1_18=2147483647, var_1_19=21, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_5=12884901915, var_1_8=-10] [L121] var_1_24 = __VERIFIER_nondet_uchar() [L122] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_14=12884901917, var_1_15=12884901916, var_1_16=0, var_1_17=664581103, var_1_18=2147483647, var_1_19=21, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_5=12884901915, var_1_8=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_14=12884901917, var_1_15=12884901916, var_1_16=0, var_1_17=664581103, var_1_18=2147483647, var_1_19=21, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_5=12884901915, var_1_8=-10] [L122] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_14=12884901917, var_1_15=12884901916, var_1_16=0, var_1_17=664581103, var_1_18=2147483647, var_1_19=21, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_5=12884901915, var_1_8=-10] [L123] CALL assume_abort_if_not(var_1_24 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_14=12884901917, var_1_15=12884901916, var_1_16=0, var_1_17=664581103, var_1_18=2147483647, var_1_19=21, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_5=12884901915, var_1_8=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_14=12884901917, var_1_15=12884901916, var_1_16=0, var_1_17=664581103, var_1_18=2147483647, var_1_19=21, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_5=12884901915, var_1_8=-10] [L123] RET assume_abort_if_not(var_1_24 <= 0) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_14=12884901917, var_1_15=12884901916, var_1_16=0, var_1_17=664581103, var_1_18=2147483647, var_1_19=21, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_5=12884901915, var_1_8=-10] [L139] RET updateVariables() [L140] CALL step() [L46] COND TRUE last_1_var_1_21 <= ((((last_1_var_1_21) < (last_1_var_1_8)) ? (last_1_var_1_21) : (last_1_var_1_8))) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_14=12884901917, var_1_15=12884901916, var_1_16=0, var_1_17=664581103, var_1_18=2147483647, var_1_19=21, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_5=12884901915, var_1_8=-10] [L47] COND TRUE \read(last_1_var_1_23) [L48] var_1_8 = (-16 + ((((var_1_10) < ((var_1_11 + var_1_12))) ? (var_1_10) : ((var_1_11 + var_1_12))))) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_14=12884901917, var_1_15=12884901916, var_1_16=0, var_1_17=664581103, var_1_18=2147483647, var_1_19=21, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_5=12884901915, var_1_8=22] [L53] var_1_23 = var_1_24 VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_14=12884901917, var_1_15=12884901916, var_1_16=0, var_1_17=664581103, var_1_18=2147483647, var_1_19=21, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=0, var_1_24=0, var_1_5=12884901915, var_1_8=22] [L54] COND TRUE var_1_8 >= ((1329162249 - var_1_17) - var_1_18) [L55] var_1_16 = (((((((((var_1_17) > (var_1_18)) ? (var_1_17) : (var_1_18)))) < (var_1_19)) ? (((((var_1_17) > (var_1_18)) ? (var_1_17) : (var_1_18)))) : (var_1_19))) + var_1_20) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_14=12884901917, var_1_15=12884901916, var_1_16=22, var_1_17=664581103, var_1_18=2147483647, var_1_19=21, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=0, var_1_24=0, var_1_5=12884901915, var_1_8=22] [L63] COND FALSE !(((((var_1_12) < (var_1_18)) ? (var_1_12) : (var_1_18))) <= (var_1_11 + var_1_8)) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_14=12884901917, var_1_15=12884901916, var_1_16=22, var_1_17=664581103, var_1_18=2147483647, var_1_19=21, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=0, var_1_24=0, var_1_5=12884901915, var_1_8=22] [L72] COND TRUE var_1_8 >= var_1_16 [L73] var_1_1 = (var_1_4 - ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5)))) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_14=12884901917, var_1_15=12884901916, var_1_16=22, var_1_17=664581103, var_1_18=2147483647, var_1_19=21, var_1_20=1, var_1_21=-50, var_1_23=0, var_1_24=0, var_1_5=12884901915, var_1_8=22] [L79] COND TRUE 128u >= var_1_8 VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_14=12884901917, var_1_15=12884901916, var_1_16=22, var_1_17=664581103, var_1_18=2147483647, var_1_19=21, var_1_20=1, var_1_21=-50, var_1_23=0, var_1_24=0, var_1_5=12884901915, var_1_8=22] [L80] COND TRUE ! var_1_23 [L81] var_1_13 = ((var_1_14 - var_1_15) + 0.25) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_14=12884901917, var_1_15=12884901916, var_1_16=22, var_1_17=664581103, var_1_18=2147483647, var_1_19=21, var_1_20=1, var_1_21=-50, var_1_23=0, var_1_24=0, var_1_5=12884901915, var_1_8=22] [L140] RET step() [L141] CALL, EXPR property() [L131] EXPR (((((var_1_8 >= var_1_16) ? (var_1_1 == ((double) (var_1_4 - ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5)))))) : ((var_1_23 || var_1_23) ? (var_1_1 == ((double) 128.75)) : 1)) && ((last_1_var_1_21 <= ((((last_1_var_1_21) < (last_1_var_1_8)) ? (last_1_var_1_21) : (last_1_var_1_8)))) ? (last_1_var_1_23 ? (var_1_8 == ((signed char) (-16 + ((((var_1_10) < ((var_1_11 + var_1_12))) ? (var_1_10) : ((var_1_11 + var_1_12))))))) : 1) : (var_1_8 == ((signed char) var_1_12)))) && ((128u >= var_1_8) ? ((! var_1_23) ? (var_1_13 == ((double) ((var_1_14 - var_1_15) + 0.25))) : (var_1_13 == ((double) var_1_14))) : (var_1_23 ? (var_1_13 == ((double) var_1_5)) : 1))) && ((var_1_8 >= ((1329162249 - var_1_17) - var_1_18)) ? (var_1_16 == ((unsigned long int) (((((((((var_1_17) > (var_1_18)) ? (var_1_17) : (var_1_18)))) < (var_1_19)) ? (((((var_1_17) > (var_1_18)) ? (var_1_17) : (var_1_18)))) : (var_1_19))) + var_1_20))) : (var_1_23 ? (var_1_16 == ((unsigned long int) var_1_18)) : (var_1_16 == ((unsigned long int) var_1_19))))) && ((((((var_1_12) < (var_1_18)) ? (var_1_12) : (var_1_18))) <= (var_1_11 + var_1_8)) ? ((var_1_11 >= (var_1_18 & var_1_16)) ? (var_1_21 == ((signed short int) 8)) : ((var_1_19 < var_1_8) ? (var_1_21 == ((signed short int) 64)) : 1)) : 1) VAL [(((((var_1_8 >= var_1_16) ? (var_1_1 == ((double) (var_1_4 - ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5)))))) : ((var_1_23 || var_1_23) ? (var_1_1 == ((double) 128.75)) : 1)) && ((last_1_var_1_21 <= ((((last_1_var_1_21) < (last_1_var_1_8)) ? (last_1_var_1_21) : (last_1_var_1_8)))) ? (last_1_var_1_23 ? (var_1_8 == ((signed char) (-16 + ((((var_1_10) < ((var_1_11 + var_1_12))) ? (var_1_10) : ((var_1_11 + var_1_12))))))) : 1) : (var_1_8 == ((signed char) var_1_12)))) && ((128u >= var_1_8) ? ((! var_1_23) ? (var_1_13 == ((double) ((var_1_14 - var_1_15) + 0.25))) : (var_1_13 == ((double) var_1_14))) : (var_1_23 ? (var_1_13 == ((double) var_1_5)) : 1))) && ((var_1_8 >= ((1329162249 - var_1_17) - var_1_18)) ? (var_1_16 == ((unsigned long int) (((((((((var_1_17) > (var_1_18)) ? (var_1_17) : (var_1_18)))) < (var_1_19)) ? (((((var_1_17) > (var_1_18)) ? (var_1_17) : (var_1_18)))) : (var_1_19))) + var_1_20))) : (var_1_23 ? (var_1_16 == ((unsigned long int) var_1_18)) : (var_1_16 == ((unsigned long int) var_1_19))))) && ((((((var_1_12) < (var_1_18)) ? (var_1_12) : (var_1_18))) <= (var_1_11 + var_1_8)) ? ((var_1_11 >= (var_1_18 & var_1_16)) ? (var_1_21 == ((signed short int) 8)) : ((var_1_19 < var_1_8) ? (var_1_21 == ((signed short int) 64)) : 1)) : 1)=0, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_14=12884901917, var_1_15=12884901916, var_1_16=22, var_1_17=664581103, var_1_18=2147483647, var_1_19=21, var_1_20=1, var_1_21=-50, var_1_23=0, var_1_24=0, var_1_5=12884901915, var_1_8=22] [L131-L132] return ((((((var_1_8 >= var_1_16) ? (var_1_1 == ((double) (var_1_4 - ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5)))))) : ((var_1_23 || var_1_23) ? (var_1_1 == ((double) 128.75)) : 1)) && ((last_1_var_1_21 <= ((((last_1_var_1_21) < (last_1_var_1_8)) ? (last_1_var_1_21) : (last_1_var_1_8)))) ? (last_1_var_1_23 ? (var_1_8 == ((signed char) (-16 + ((((var_1_10) < ((var_1_11 + var_1_12))) ? (var_1_10) : ((var_1_11 + var_1_12))))))) : 1) : (var_1_8 == ((signed char) var_1_12)))) && ((128u >= var_1_8) ? ((! var_1_23) ? (var_1_13 == ((double) ((var_1_14 - var_1_15) + 0.25))) : (var_1_13 == ((double) var_1_14))) : (var_1_23 ? (var_1_13 == ((double) var_1_5)) : 1))) && ((var_1_8 >= ((1329162249 - var_1_17) - var_1_18)) ? (var_1_16 == ((unsigned long int) (((((((((var_1_17) > (var_1_18)) ? (var_1_17) : (var_1_18)))) < (var_1_19)) ? (((((var_1_17) > (var_1_18)) ? (var_1_17) : (var_1_18)))) : (var_1_19))) + var_1_20))) : (var_1_23 ? (var_1_16 == ((unsigned long int) var_1_18)) : (var_1_16 == ((unsigned long int) var_1_19))))) && ((((((var_1_12) < (var_1_18)) ? (var_1_12) : (var_1_18))) <= (var_1_11 + var_1_8)) ? ((var_1_11 >= (var_1_18 & var_1_16)) ? (var_1_21 == ((signed short int) 8)) : ((var_1_19 < var_1_8) ? (var_1_21 == ((signed short int) 64)) : 1)) : 1)) && (var_1_23 == ((unsigned char) var_1_24)) ; [L141] RET, EXPR property() [L141] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_14=12884901917, var_1_15=12884901916, var_1_16=22, var_1_17=664581103, var_1_18=2147483647, var_1_19=21, var_1_20=1, var_1_21=-50, var_1_23=0, var_1_24=0, var_1_5=12884901915, var_1_8=22] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_14=12884901917, var_1_15=12884901916, var_1_16=22, var_1_17=664581103, var_1_18=2147483647, var_1_19=21, var_1_20=1, var_1_21=-50, var_1_23=0, var_1_24=0, var_1_5=12884901915, var_1_8=22] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 73 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.4s, OverallIterations: 3, TraceHistogramMax: 20, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 109 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 109 mSDsluCounter, 421 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 184 mSDsCounter, 61 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 41 IncrementalHoareTripleChecker+Invalid, 102 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 61 mSolverCounterUnsat, 237 mSDtfsCounter, 41 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 107 GetRequests, 104 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=133occurred in iteration=2, InterpolantAutomatonStates: 6, 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, 2 MinimizatonAttempts, 29 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 391 NumberOfCodeBlocks, 391 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 258 ConstructedInterpolants, 0 QuantifiedInterpolants, 406 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 1520/1520 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 22:34:01,709 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f7f3946-7ec4-425b-9a8d-fa615b38e680/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f7f3946-7ec4-425b-9a8d-fa615b38e680/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f7f3946-7ec4-425b-9a8d-fa615b38e680/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_5f7f3946-7ec4-425b-9a8d-fa615b38e680/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f7f3946-7ec4-425b-9a8d-fa615b38e680/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-24.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f7f3946-7ec4-425b-9a8d-fa615b38e680/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_5f7f3946-7ec4-425b-9a8d-fa615b38e680/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 795459c0c834c16bef89c6838cfefc476fabdd03a6889939ce2891ebae8af37f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:34:04,512 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:34:04,643 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f7f3946-7ec4-425b-9a8d-fa615b38e680/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-06 22:34:04,653 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:34:04,655 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:34:04,693 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:34:04,694 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:34:04,694 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:34:04,696 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:34:04,698 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:34:04,699 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:34:04,699 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:34:04,700 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:34:04,700 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:34:04,701 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:34:04,701 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:34:04,701 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:34:04,702 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:34:04,702 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:34:04,703 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:34:04,703 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:34:04,704 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-06 22:34:04,704 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-06 22:34:04,705 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-06 22:34:04,705 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:34:04,705 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:34:04,706 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:34:04,706 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:34:04,707 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:34:04,707 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:34:04,708 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:34:04,709 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:34:04,709 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:34:04,709 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:34:04,710 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-06 22:34:04,710 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-06 22:34:04,710 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:34:04,710 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:34:04,710 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:34:04,711 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:34:04,712 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-06 22:34:04,712 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:34:04,712 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_5f7f3946-7ec4-425b-9a8d-fa615b38e680/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f7f3946-7ec4-425b-9a8d-fa615b38e680/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 795459c0c834c16bef89c6838cfefc476fabdd03a6889939ce2891ebae8af37f [2023-11-06 22:34:05,191 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:34:05,225 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:34:05,228 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:34:05,230 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:34:05,231 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:34:05,232 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f7f3946-7ec4-425b-9a8d-fa615b38e680/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-24.i [2023-11-06 22:34:08,351 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:34:08,636 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:34:08,636 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f7f3946-7ec4-425b-9a8d-fa615b38e680/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-24.i [2023-11-06 22:34:08,646 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f7f3946-7ec4-425b-9a8d-fa615b38e680/bin/uautomizer-verify-WvqO1wxjHP/data/4d3e77a37/3172ebf76dbf4ff087053c1b558166fe/FLAG41bb024f7 [2023-11-06 22:34:08,661 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f7f3946-7ec4-425b-9a8d-fa615b38e680/bin/uautomizer-verify-WvqO1wxjHP/data/4d3e77a37/3172ebf76dbf4ff087053c1b558166fe [2023-11-06 22:34:08,664 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:34:08,666 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:34:08,667 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:34:08,667 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:34:08,676 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:34:08,677 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:34:08" (1/1) ... [2023-11-06 22:34:08,678 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1937fc82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:34:08, skipping insertion in model container [2023-11-06 22:34:08,678 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:34:08" (1/1) ... [2023-11-06 22:34:08,726 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:34:08,876 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_5f7f3946-7ec4-425b-9a8d-fa615b38e680/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-24.i[919,932] [2023-11-06 22:34:08,940 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:34:08,967 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:34:08,989 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_5f7f3946-7ec4-425b-9a8d-fa615b38e680/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-24.i[919,932] [2023-11-06 22:34:09,049 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:34:09,090 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:34:09,090 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:34:09 WrapperNode [2023-11-06 22:34:09,091 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:34:09,092 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:34:09,092 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:34:09,092 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:34:09,120 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:34:09" (1/1) ... [2023-11-06 22:34:09,153 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:34:09" (1/1) ... [2023-11-06 22:34:09,203 INFO L138 Inliner]: procedures = 27, calls = 33, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 139 [2023-11-06 22:34:09,205 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:34:09,206 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:34:09,206 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:34:09,207 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:34:09,218 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:34:09" (1/1) ... [2023-11-06 22:34:09,218 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:34:09" (1/1) ... [2023-11-06 22:34:09,242 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:34:09" (1/1) ... [2023-11-06 22:34:09,243 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:34:09" (1/1) ... [2023-11-06 22:34:09,254 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:34:09" (1/1) ... [2023-11-06 22:34:09,273 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:34:09" (1/1) ... [2023-11-06 22:34:09,276 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:34:09" (1/1) ... [2023-11-06 22:34:09,278 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:34:09" (1/1) ... [2023-11-06 22:34:09,282 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:34:09,283 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:34:09,283 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:34:09,284 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:34:09,296 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:34:09" (1/1) ... [2023-11-06 22:34:09,302 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:34:09,316 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f7f3946-7ec4-425b-9a8d-fa615b38e680/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:34:09,334 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f7f3946-7ec4-425b-9a8d-fa615b38e680/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:34:09,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f7f3946-7ec4-425b-9a8d-fa615b38e680/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:34:09,386 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:34:09,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-06 22:34:09,386 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 22:34:09,387 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 22:34:09,387 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:34:09,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:34:09,523 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:34:09,525 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:34:13,143 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:34:13,150 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:34:13,151 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 22:34:13,153 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:34:13 BoogieIcfgContainer [2023-11-06 22:34:13,153 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:34:13,156 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:34:13,156 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:34:13,160 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:34:13,160 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:34:08" (1/3) ... [2023-11-06 22:34:13,161 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53bb62eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:34:13, skipping insertion in model container [2023-11-06 22:34:13,161 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:34:09" (2/3) ... [2023-11-06 22:34:13,162 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53bb62eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:34:13, skipping insertion in model container [2023-11-06 22:34:13,162 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:34:13" (3/3) ... [2023-11-06 22:34:13,163 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_dependencies_file-24.i [2023-11-06 22:34:13,188 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:34:13,188 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 22:34:13,276 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:34:13,283 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;@2b98b812, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:34:13,284 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 22:34:13,290 INFO L276 IsEmpty]: Start isEmpty. Operand has 64 states, 41 states have (on average 1.4146341463414633) internal successors, (58), 42 states have internal predecessors, (58), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2023-11-06 22:34:13,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-11-06 22:34:13,313 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:34:13,314 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:34:13,318 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:34:13,327 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:34:13,327 INFO L85 PathProgramCache]: Analyzing trace with hash -1850154961, now seen corresponding path program 1 times [2023-11-06 22:34:13,346 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:34:13,346 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [374505313] [2023-11-06 22:34:13,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:34:13,347 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 22:34:13,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f7f3946-7ec4-425b-9a8d-fa615b38e680/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:34:13,357 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f7f3946-7ec4-425b-9a8d-fa615b38e680/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 22:34:13,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f7f3946-7ec4-425b-9a8d-fa615b38e680/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 22:34:13,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:34:13,913 INFO L262 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-06 22:34:13,926 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:34:15,408 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2023-11-06 22:34:15,408 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:34:15,409 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 22:34:15,409 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [374505313] [2023-11-06 22:34:15,410 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [374505313] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:34:15,410 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:34:15,410 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:34:15,412 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2063883787] [2023-11-06 22:34:15,414 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:34:15,420 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:34:15,420 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 22:34:15,458 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:34:15,460 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:34:15,462 INFO L87 Difference]: Start difference. First operand has 64 states, 41 states have (on average 1.4146341463414633) internal successors, (58), 42 states have internal predecessors, (58), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) Second operand has 4 states, 4 states have (on average 7.75) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2023-11-06 22:34:17,470 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:34:19,580 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.97s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:34:19,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:34:19,582 INFO L93 Difference]: Finished difference Result 195 states and 351 transitions. [2023-11-06 22:34:19,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 22:34:19,608 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 128 [2023-11-06 22:34:19,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:34:19,619 INFO L225 Difference]: With dead ends: 195 [2023-11-06 22:34:19,620 INFO L226 Difference]: Without dead ends: 134 [2023-11-06 22:34:19,623 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 125 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:34:19,627 INFO L413 NwaCegarLoop]: 102 mSDtfsCounter, 73 mSDsluCounter, 157 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 42 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 73 SdHoareTripleChecker+Valid, 259 SdHoareTripleChecker+Invalid, 76 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:34:19,628 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [73 Valid, 259 Invalid, 76 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [42 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 4.0s Time] [2023-11-06 22:34:19,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2023-11-06 22:34:19,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 114. [2023-11-06 22:34:19,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 114 states, 71 states have (on average 1.323943661971831) internal successors, (94), 71 states have internal predecessors, (94), 40 states have call successors, (40), 2 states have call predecessors, (40), 2 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2023-11-06 22:34:19,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 174 transitions. [2023-11-06 22:34:19,705 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 174 transitions. Word has length 128 [2023-11-06 22:34:19,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:34:19,706 INFO L495 AbstractCegarLoop]: Abstraction has 114 states and 174 transitions. [2023-11-06 22:34:19,707 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2023-11-06 22:34:19,707 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 174 transitions. [2023-11-06 22:34:19,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-11-06 22:34:19,710 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:34:19,711 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:34:19,732 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f7f3946-7ec4-425b-9a8d-fa615b38e680/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 22:34:19,929 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f7f3946-7ec4-425b-9a8d-fa615b38e680/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 22:34:19,929 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:34:19,930 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:34:19,930 INFO L85 PathProgramCache]: Analyzing trace with hash -1491303157, now seen corresponding path program 1 times [2023-11-06 22:34:19,931 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:34:19,931 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1176311522] [2023-11-06 22:34:19,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:34:19,932 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 22:34:19,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f7f3946-7ec4-425b-9a8d-fa615b38e680/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:34:19,933 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f7f3946-7ec4-425b-9a8d-fa615b38e680/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 22:34:19,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f7f3946-7ec4-425b-9a8d-fa615b38e680/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 22:34:20,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:34:20,558 INFO L262 TraceCheckSpWp]: Trace formula consists of 211 conjuncts, 32 conjunts are in the unsatisfiable core [2023-11-06 22:34:20,571 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:36:03,344 WARN L293 SmtUtils]: Spent 27.95s on a formula simplification that was a NOOP. DAG size: 122 (called from [L 376] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)