./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-53.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c08f820-1511-49cb-8c1b-ae0eb258ff05/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c08f820-1511-49cb-8c1b-ae0eb258ff05/bin/uautomizer-verify-uTZkv6EMXl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c08f820-1511-49cb-8c1b-ae0eb258ff05/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c08f820-1511-49cb-8c1b-ae0eb258ff05/bin/uautomizer-verify-uTZkv6EMXl/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-53.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c08f820-1511-49cb-8c1b-ae0eb258ff05/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c08f820-1511-49cb-8c1b-ae0eb258ff05/bin/uautomizer-verify-uTZkv6EMXl --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1515ceb6f758670420bf03659579c75f101fb2f02c9a542a1591764efdb5eeab --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 02:27:49,940 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:27:50,021 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c08f820-1511-49cb-8c1b-ae0eb258ff05/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-12 02:27:50,027 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:27:50,027 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:27:50,054 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:27:50,054 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:27:50,055 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:27:50,056 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 02:27:50,057 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 02:27:50,057 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:27:50,058 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:27:50,059 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:27:50,059 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:27:50,060 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 02:27:50,060 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 02:27:50,061 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 02:27:50,061 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 02:27:50,062 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:27:50,062 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 02:27:50,062 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 02:27:50,065 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 02:27:50,065 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 02:27:50,065 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 02:27:50,066 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:27:50,066 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:27:50,067 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:27:50,067 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 02:27:50,067 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:27:50,068 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:27:50,068 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 02:27:50,069 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 02:27:50,069 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-12 02:27:50,069 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 02:27:50,070 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-12 02:27:50,070 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 02:27:50,070 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-12 02:27:50,071 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 02:27:50,071 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-12 02:27:50,072 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_0c08f820-1511-49cb-8c1b-ae0eb258ff05/bin/uautomizer-verify-uTZkv6EMXl/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c08f820-1511-49cb-8c1b-ae0eb258ff05/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1515ceb6f758670420bf03659579c75f101fb2f02c9a542a1591764efdb5eeab [2023-11-12 02:27:50,361 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:27:50,382 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:27:50,385 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:27:50,387 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:27:50,388 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:27:50,390 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c08f820-1511-49cb-8c1b-ae0eb258ff05/bin/uautomizer-verify-uTZkv6EMXl/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-53.i [2023-11-12 02:27:53,612 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:27:53,855 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:27:53,858 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c08f820-1511-49cb-8c1b-ae0eb258ff05/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-53.i [2023-11-12 02:27:53,869 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c08f820-1511-49cb-8c1b-ae0eb258ff05/bin/uautomizer-verify-uTZkv6EMXl/data/89cf5b26f/ed2794afb5c14a4da63907a1a9f5d6fd/FLAG209c29d8f [2023-11-12 02:27:53,884 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c08f820-1511-49cb-8c1b-ae0eb258ff05/bin/uautomizer-verify-uTZkv6EMXl/data/89cf5b26f/ed2794afb5c14a4da63907a1a9f5d6fd [2023-11-12 02:27:53,887 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:27:53,889 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:27:53,890 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:27:53,891 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:27:53,896 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:27:53,897 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:27:53" (1/1) ... [2023-11-12 02:27:53,899 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ed946fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:27:53, skipping insertion in model container [2023-11-12 02:27:53,899 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:27:53" (1/1) ... [2023-11-12 02:27:53,942 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:27:54,156 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_0c08f820-1511-49cb-8c1b-ae0eb258ff05/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-53.i[917,930] [2023-11-12 02:27:54,225 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:27:54,240 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 02:27:54,253 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_0c08f820-1511-49cb-8c1b-ae0eb258ff05/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-53.i[917,930] [2023-11-12 02:27:54,288 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:27:54,321 INFO L206 MainTranslator]: Completed translation [2023-11-12 02:27:54,321 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:27:54 WrapperNode [2023-11-12 02:27:54,321 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 02:27:54,323 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 02:27:54,323 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 02:27:54,323 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 02:27:54,335 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:27:54" (1/1) ... [2023-11-12 02:27:54,356 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:27:54" (1/1) ... [2023-11-12 02:27:54,406 INFO L138 Inliner]: procedures = 26, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 200 [2023-11-12 02:27:54,406 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 02:27:54,407 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 02:27:54,407 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 02:27:54,408 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 02:27:54,417 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:27:54" (1/1) ... [2023-11-12 02:27:54,418 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:27:54" (1/1) ... [2023-11-12 02:27:54,421 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:27:54" (1/1) ... [2023-11-12 02:27:54,421 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:27:54" (1/1) ... [2023-11-12 02:27:54,431 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:27:54" (1/1) ... [2023-11-12 02:27:54,435 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:27:54" (1/1) ... [2023-11-12 02:27:54,438 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:27:54" (1/1) ... [2023-11-12 02:27:54,440 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:27:54" (1/1) ... [2023-11-12 02:27:54,445 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 02:27:54,446 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 02:27:54,446 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 02:27:54,446 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 02:27:54,447 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:27:54" (1/1) ... [2023-11-12 02:27:54,458 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:27:54,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c08f820-1511-49cb-8c1b-ae0eb258ff05/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:27:54,514 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c08f820-1511-49cb-8c1b-ae0eb258ff05/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 02:27:54,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c08f820-1511-49cb-8c1b-ae0eb258ff05/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 02:27:54,561 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 02:27:54,562 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 02:27:54,562 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 02:27:54,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 02:27:54,563 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 02:27:54,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 02:27:54,711 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 02:27:54,713 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 02:27:55,260 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 02:27:55,268 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 02:27:55,268 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 02:27:55,271 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:27:55 BoogieIcfgContainer [2023-11-12 02:27:55,271 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 02:27:55,274 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 02:27:55,274 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 02:27:55,281 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 02:27:55,281 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 02:27:53" (1/3) ... [2023-11-12 02:27:55,282 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75e4e490 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:27:55, skipping insertion in model container [2023-11-12 02:27:55,282 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:27:54" (2/3) ... [2023-11-12 02:27:55,283 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75e4e490 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:27:55, skipping insertion in model container [2023-11-12 02:27:55,283 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:27:55" (3/3) ... [2023-11-12 02:27:55,285 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-53.i [2023-11-12 02:27:55,312 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 02:27:55,312 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 02:27:55,363 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 02:27:55,370 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@252e67eb, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-12 02:27:55,370 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 02:27:55,374 INFO L276 IsEmpty]: Start isEmpty. Operand has 90 states, 58 states have (on average 1.396551724137931) internal successors, (81), 59 states have internal predecessors, (81), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-12 02:27:55,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-11-12 02:27:55,391 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:27:55,392 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:27:55,393 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:27:55,397 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:27:55,397 INFO L85 PathProgramCache]: Analyzing trace with hash 1003889869, now seen corresponding path program 1 times [2023-11-12 02:27:55,406 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:27:55,407 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1006348887] [2023-11-12 02:27:55,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:27:55,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:27:55,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:27:55,687 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:27:55,687 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1006348887] [2023-11-12 02:27:55,688 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-12 02:27:55,688 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1885471257] [2023-11-12 02:27:55,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:27:55,689 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:27:55,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c08f820-1511-49cb-8c1b-ae0eb258ff05/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:27:55,693 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c08f820-1511-49cb-8c1b-ae0eb258ff05/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:27:55,722 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c08f820-1511-49cb-8c1b-ae0eb258ff05/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-12 02:27:55,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:27:55,982 INFO L262 TraceCheckSpWp]: Trace formula consists of 430 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 02:27:56,003 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:27:56,098 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 1568 trivial. 0 not checked. [2023-11-12 02:27:56,102 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:27:56,103 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1885471257] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:27:56,104 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:27:56,104 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 02:27:56,107 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2565451] [2023-11-12 02:27:56,108 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:27:56,115 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-12 02:27:56,115 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:27:56,167 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-12 02:27:56,168 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 02:27:56,172 INFO L87 Difference]: Start difference. First operand has 90 states, 58 states have (on average 1.396551724137931) internal successors, (81), 59 states have internal predecessors, (81), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-12 02:27:56,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:27:56,229 INFO L93 Difference]: Finished difference Result 173 states and 301 transitions. [2023-11-12 02:27:56,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-12 02:27:56,231 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 2 states have call successors, (29) Word has length 183 [2023-11-12 02:27:56,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:27:56,239 INFO L225 Difference]: With dead ends: 173 [2023-11-12 02:27:56,239 INFO L226 Difference]: Without dead ends: 86 [2023-11-12 02:27:56,243 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 182 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 02:27:56,246 INFO L413 NwaCegarLoop]: 132 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, 132 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-12 02:27:56,248 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 132 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 02:27:56,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2023-11-12 02:27:56,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2023-11-12 02:27:56,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 55 states have (on average 1.3454545454545455) internal successors, (74), 55 states have internal predecessors, (74), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-12 02:27:56,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 132 transitions. [2023-11-12 02:27:56,302 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 132 transitions. Word has length 183 [2023-11-12 02:27:56,302 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:27:56,302 INFO L495 AbstractCegarLoop]: Abstraction has 86 states and 132 transitions. [2023-11-12 02:27:56,303 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-12 02:27:56,303 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 132 transitions. [2023-11-12 02:27:56,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-11-12 02:27:56,308 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:27:56,309 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:27:56,327 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c08f820-1511-49cb-8c1b-ae0eb258ff05/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-12 02:27:56,515 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c08f820-1511-49cb-8c1b-ae0eb258ff05/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-12 02:27:56,516 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:27:56,517 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:27:56,517 INFO L85 PathProgramCache]: Analyzing trace with hash -1462393257, now seen corresponding path program 1 times [2023-11-12 02:27:56,517 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:27:56,518 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2006310080] [2023-11-12 02:27:56,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:27:56,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:27:56,620 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:27:56,625 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1848599341] [2023-11-12 02:27:56,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:27:56,626 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:27:56,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c08f820-1511-49cb-8c1b-ae0eb258ff05/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:27:56,628 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c08f820-1511-49cb-8c1b-ae0eb258ff05/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:27:56,653 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c08f820-1511-49cb-8c1b-ae0eb258ff05/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-12 02:27:56,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:27:56,811 INFO L262 TraceCheckSpWp]: Trace formula consists of 430 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-12 02:27:56,819 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:27:56,883 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-12 02:27:56,884 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:27:56,884 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:27:56,890 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2006310080] [2023-11-12 02:27:56,890 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-12 02:27:56,891 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1848599341] [2023-11-12 02:27:56,891 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1848599341] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:27:56,891 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:27:56,891 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 02:27:56,892 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1179572298] [2023-11-12 02:27:56,892 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:27:56,895 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 02:27:56,895 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:27:56,896 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 02:27:56,896 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:27:56,897 INFO L87 Difference]: Start difference. First operand 86 states and 132 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-12 02:27:57,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:27:57,010 INFO L93 Difference]: Finished difference Result 245 states and 377 transitions. [2023-11-12 02:27:57,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 02:27:57,012 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 183 [2023-11-12 02:27:57,015 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:27:57,025 INFO L225 Difference]: With dead ends: 245 [2023-11-12 02:27:57,026 INFO L226 Difference]: Without dead ends: 162 [2023-11-12 02:27:57,030 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 181 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:27:57,032 INFO L413 NwaCegarLoop]: 127 mSDtfsCounter, 122 mSDsluCounter, 108 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 122 SdHoareTripleChecker+Valid, 235 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-12 02:27:57,034 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [122 Valid, 235 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 02:27:57,037 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2023-11-12 02:27:57,088 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 160. [2023-11-12 02:27:57,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 99 states have (on average 1.292929292929293) internal successors, (128), 99 states have internal predecessors, (128), 58 states have call successors, (58), 2 states have call predecessors, (58), 2 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2023-11-12 02:27:57,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 244 transitions. [2023-11-12 02:27:57,101 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 244 transitions. Word has length 183 [2023-11-12 02:27:57,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:27:57,103 INFO L495 AbstractCegarLoop]: Abstraction has 160 states and 244 transitions. [2023-11-12 02:27:57,104 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-12 02:27:57,104 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 244 transitions. [2023-11-12 02:27:57,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2023-11-12 02:27:57,115 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:27:57,115 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:27:57,127 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c08f820-1511-49cb-8c1b-ae0eb258ff05/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-12 02:27:57,327 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c08f820-1511-49cb-8c1b-ae0eb258ff05/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:27:57,328 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:27:57,328 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:27:57,328 INFO L85 PathProgramCache]: Analyzing trace with hash -1836645948, now seen corresponding path program 1 times [2023-11-12 02:27:57,329 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:27:57,329 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [977565397] [2023-11-12 02:27:57,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:27:57,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:27:57,409 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:27:57,416 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [620584995] [2023-11-12 02:27:57,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:27:57,417 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:27:57,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c08f820-1511-49cb-8c1b-ae0eb258ff05/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:27:57,419 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c08f820-1511-49cb-8c1b-ae0eb258ff05/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:27:57,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c08f820-1511-49cb-8c1b-ae0eb258ff05/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-12 02:27:57,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:27:57,705 INFO L262 TraceCheckSpWp]: Trace formula consists of 435 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-12 02:27:57,712 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:27:59,335 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 216 proven. 0 refuted. 0 times theorem prover too weak. 1408 trivial. 0 not checked. [2023-11-12 02:27:59,340 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:27:59,341 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:27:59,341 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [977565397] [2023-11-12 02:27:59,341 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-12 02:27:59,341 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [620584995] [2023-11-12 02:27:59,341 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [620584995] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:27:59,342 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:27:59,342 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-12 02:27:59,342 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1941923555] [2023-11-12 02:27:59,342 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:27:59,343 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-12 02:27:59,344 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:27:59,345 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-12 02:27:59,345 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2023-11-12 02:27:59,345 INFO L87 Difference]: Start difference. First operand 160 states and 244 transitions. Second operand has 9 states, 9 states have (on average 5.111111111111111) internal successors, (46), 9 states have internal predecessors, (46), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-12 02:28:00,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:28:00,239 INFO L93 Difference]: Finished difference Result 404 states and 607 transitions. [2023-11-12 02:28:00,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-12 02:28:00,240 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.111111111111111) internal successors, (46), 9 states have internal predecessors, (46), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 185 [2023-11-12 02:28:00,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:28:00,245 INFO L225 Difference]: With dead ends: 404 [2023-11-12 02:28:00,245 INFO L226 Difference]: Without dead ends: 247 [2023-11-12 02:28:00,247 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 190 GetRequests, 178 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=68, Invalid=114, Unknown=0, NotChecked=0, Total=182 [2023-11-12 02:28:00,248 INFO L413 NwaCegarLoop]: 116 mSDtfsCounter, 404 mSDsluCounter, 241 mSDsCounter, 0 mSdLazyCounter, 359 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 404 SdHoareTripleChecker+Valid, 357 SdHoareTripleChecker+Invalid, 364 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 359 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-12 02:28:00,249 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [404 Valid, 357 Invalid, 364 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 359 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-12 02:28:00,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 247 states. [2023-11-12 02:28:00,286 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 247 to 169. [2023-11-12 02:28:00,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 169 states, 108 states have (on average 1.2962962962962963) internal successors, (140), 108 states have internal predecessors, (140), 58 states have call successors, (58), 2 states have call predecessors, (58), 2 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2023-11-12 02:28:00,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 256 transitions. [2023-11-12 02:28:00,299 INFO L78 Accepts]: Start accepts. Automaton has 169 states and 256 transitions. Word has length 185 [2023-11-12 02:28:00,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:28:00,300 INFO L495 AbstractCegarLoop]: Abstraction has 169 states and 256 transitions. [2023-11-12 02:28:00,301 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.111111111111111) internal successors, (46), 9 states have internal predecessors, (46), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-12 02:28:00,301 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 256 transitions. [2023-11-12 02:28:00,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2023-11-12 02:28:00,304 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:28:00,305 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:28:00,324 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c08f820-1511-49cb-8c1b-ae0eb258ff05/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-12 02:28:00,512 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c08f820-1511-49cb-8c1b-ae0eb258ff05/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:28:00,513 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:28:00,514 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:28:00,514 INFO L85 PathProgramCache]: Analyzing trace with hash 1871515334, now seen corresponding path program 1 times [2023-11-12 02:28:00,514 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:28:00,514 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [4554592] [2023-11-12 02:28:00,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:28:00,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:28:00,605 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:28:00,608 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [810010719] [2023-11-12 02:28:00,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:28:00,609 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:28:00,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c08f820-1511-49cb-8c1b-ae0eb258ff05/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:28:00,611 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c08f820-1511-49cb-8c1b-ae0eb258ff05/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:28:00,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c08f820-1511-49cb-8c1b-ae0eb258ff05/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-12 02:28:00,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:28:00,900 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:28:01,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:28:01,132 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:28:01,133 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-12 02:28:01,134 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-12 02:28:01,148 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c08f820-1511-49cb-8c1b-ae0eb258ff05/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-12 02:28:01,343 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c08f820-1511-49cb-8c1b-ae0eb258ff05/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:28:01,346 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2023-11-12 02:28:01,351 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-11-12 02:28:01,476 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated [2023-11-12 02:28:01,477 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet5 could not be translated [2023-11-12 02:28:01,478 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short23 could not be translated [2023-11-12 02:28:01,478 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short25 could not be translated [2023-11-12 02:28:01,479 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short23 could not be translated [2023-11-12 02:28:01,505 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 02:28:01 BoogieIcfgContainer [2023-11-12 02:28:01,506 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 02:28:01,506 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 02:28:01,506 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 02:28:01,507 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 02:28:01,507 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:27:55" (3/4) ... [2023-11-12 02:28:01,511 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 02:28:01,512 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 02:28:01,513 INFO L158 Benchmark]: Toolchain (without parser) took 7624.43ms. Allocated memory was 113.2MB in the beginning and 174.1MB in the end (delta: 60.8MB). Free memory was 73.5MB in the beginning and 92.6MB in the end (delta: -19.0MB). Peak memory consumption was 42.9MB. Max. memory is 16.1GB. [2023-11-12 02:28:01,513 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 113.2MB. Free memory is still 85.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 02:28:01,514 INFO L158 Benchmark]: CACSL2BoogieTranslator took 431.64ms. Allocated memory is still 113.2MB. Free memory was 73.2MB in the beginning and 59.5MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-12 02:28:01,514 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.73ms. Allocated memory is still 113.2MB. Free memory was 59.5MB in the beginning and 56.5MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 02:28:01,515 INFO L158 Benchmark]: Boogie Preprocessor took 37.68ms. Allocated memory is still 113.2MB. Free memory was 56.5MB in the beginning and 54.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 02:28:01,515 INFO L158 Benchmark]: RCFGBuilder took 825.45ms. Allocated memory was 113.2MB in the beginning and 144.7MB in the end (delta: 31.5MB). Free memory was 54.7MB in the beginning and 108.2MB in the end (delta: -53.5MB). Peak memory consumption was 20.9MB. Max. memory is 16.1GB. [2023-11-12 02:28:01,517 INFO L158 Benchmark]: TraceAbstraction took 6231.81ms. Allocated memory was 144.7MB in the beginning and 174.1MB in the end (delta: 29.4MB). Free memory was 107.5MB in the beginning and 92.6MB in the end (delta: 14.9MB). Peak memory consumption was 42.9MB. Max. memory is 16.1GB. [2023-11-12 02:28:01,519 INFO L158 Benchmark]: Witness Printer took 6.11ms. Allocated memory is still 174.1MB. Free memory is still 92.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 02:28:01,521 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 113.2MB. Free memory is still 85.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 431.64ms. Allocated memory is still 113.2MB. Free memory was 73.2MB in the beginning and 59.5MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.73ms. Allocated memory is still 113.2MB. Free memory was 59.5MB in the beginning and 56.5MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.68ms. Allocated memory is still 113.2MB. Free memory was 56.5MB in the beginning and 54.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 825.45ms. Allocated memory was 113.2MB in the beginning and 144.7MB in the end (delta: 31.5MB). Free memory was 54.7MB in the beginning and 108.2MB in the end (delta: -53.5MB). Peak memory consumption was 20.9MB. Max. memory is 16.1GB. * TraceAbstraction took 6231.81ms. Allocated memory was 144.7MB in the beginning and 174.1MB in the end (delta: 29.4MB). Free memory was 107.5MB in the beginning and 92.6MB in the end (delta: 14.9MB). Peak memory consumption was 42.9MB. Max. memory is 16.1GB. * Witness Printer took 6.11ms. Allocated memory is still 174.1MB. Free memory is still 92.6MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet5 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short23 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short25 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short23 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 139, overapproximation of someBinaryArithmeticFLOAToperation at line 65, overapproximation of someUnaryFLOAToperation at line 65. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 0; [L23] signed char var_1_2 = -64; [L24] signed char var_1_3 = -1; [L25] signed long int var_1_4 = 0; [L26] signed long int var_1_5 = 4; [L27] signed long int var_1_6 = 4; [L28] unsigned char var_1_7 = 1; [L29] unsigned char var_1_8 = 0; [L30] unsigned long int var_1_9 = 10; [L31] float var_1_10 = 99.5; [L32] float var_1_11 = 5.6; [L33] float var_1_12 = 255.5; [L34] float var_1_13 = 31.25; [L35] signed short int var_1_14 = 32; [L36] unsigned long int var_1_15 = 16; [L37] unsigned char var_1_16 = 1; [L38] unsigned char var_1_17 = 5; [L39] unsigned char var_1_18 = 50; [L40] unsigned char var_1_19 = 50; [L41] signed char var_1_20 = 1; [L42] signed char var_1_21 = -10; [L43] float var_1_22 = 0.5; [L44] signed char var_1_23 = 100; VAL [isInitial=0, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=-64, var_1_3=-1, var_1_4=0, var_1_5=4, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=10] [L143] isInitial = 1 [L144] FCALL initially() [L145] COND TRUE 1 [L146] FCALL updateLastVariables() [L147] CALL updateVariables() [L91] var_1_2 = __VERIFIER_nondet_char() [L92] CALL assume_abort_if_not(var_1_2 >= -128) VAL [\old(cond)=1, isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=-1, var_1_4=0, var_1_5=4, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=-1, var_1_4=0, var_1_5=4, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=10] [L92] RET assume_abort_if_not(var_1_2 >= -128) VAL [isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=-1, var_1_4=0, var_1_5=4, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=10] [L93] CALL assume_abort_if_not(var_1_2 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=-1, var_1_4=0, var_1_5=4, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=-1, var_1_4=0, var_1_5=4, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=10] [L93] RET assume_abort_if_not(var_1_2 <= 127) VAL [isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=-1, var_1_4=0, var_1_5=4, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=10] [L94] var_1_3 = __VERIFIER_nondet_char() [L95] CALL assume_abort_if_not(var_1_3 >= -128) VAL [\old(cond)=1, isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=4, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=4, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=10] [L95] RET assume_abort_if_not(var_1_3 >= -128) VAL [isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=4, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=10] [L96] CALL assume_abort_if_not(var_1_3 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=4, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=4, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=10] [L96] RET assume_abort_if_not(var_1_3 <= 127) VAL [isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=4, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=10] [L97] var_1_4 = __VERIFIER_nondet_long() [L98] CALL assume_abort_if_not(var_1_4 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=4, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=4, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=10] [L98] RET assume_abort_if_not(var_1_4 >= -2147483648) VAL [isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=4, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=10] [L99] CALL assume_abort_if_not(var_1_4 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=4, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=4, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=10] [L99] RET assume_abort_if_not(var_1_4 <= 2147483647) VAL [isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=4, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=10] [L100] var_1_5 = __VERIFIER_nondet_long() [L101] CALL assume_abort_if_not(var_1_5 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=10] [L101] RET assume_abort_if_not(var_1_5 >= -1) VAL [isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=10] [L102] CALL assume_abort_if_not(var_1_5 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=10] [L102] RET assume_abort_if_not(var_1_5 <= 2147483647) VAL [isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=10] [L103] var_1_6 = __VERIFIER_nondet_long() [L104] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=10] [L104] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=10] [L105] CALL assume_abort_if_not(var_1_6 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=10] [L105] RET assume_abort_if_not(var_1_6 <= 2147483647) VAL [isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=10] [L106] var_1_7 = __VERIFIER_nondet_uchar() [L107] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=10] [L107] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=10] [L108] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=10] [L108] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=10] [L109] var_1_8 = __VERIFIER_nondet_uchar() [L110] CALL assume_abort_if_not(var_1_8 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L110] RET assume_abort_if_not(var_1_8 >= 1) VAL [isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L111] CALL assume_abort_if_not(var_1_8 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L111] RET assume_abort_if_not(var_1_8 <= 1) VAL [isInitial=1, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L112] var_1_11 = __VERIFIER_nondet_float() [L113] CALL assume_abort_if_not((var_1_11 >= -461168.6018427382800e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=199/2, var_1_11=2, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=199/2, var_1_11=2, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L113] RET assume_abort_if_not((var_1_11 >= -461168.6018427382800e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=199/2, var_1_11=2, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L114] var_1_12 = __VERIFIER_nondet_float() [L115] CALL assume_abort_if_not((var_1_12 >= -461168.6018427382800e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 4611686.018427382800e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=199/2, var_1_11=2, var_1_12=3, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=199/2, var_1_11=2, var_1_12=3, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L115] RET assume_abort_if_not((var_1_12 >= -461168.6018427382800e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 4611686.018427382800e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=199/2, var_1_11=2, var_1_12=3, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L116] var_1_13 = __VERIFIER_nondet_float() [L117] CALL assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=199/2, var_1_11=2, var_1_12=3, var_1_13=4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=199/2, var_1_11=2, var_1_12=3, var_1_13=4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L117] RET assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=199/2, var_1_11=2, var_1_12=3, var_1_13=4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L118] var_1_15 = __VERIFIER_nondet_ulong() [L119] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=199/2, var_1_11=2, var_1_12=3, var_1_13=4, var_1_14=32, var_1_15=11, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=199/2, var_1_11=2, var_1_12=3, var_1_13=4, var_1_14=32, var_1_15=11, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L119] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, var_1_10=199/2, var_1_11=2, var_1_12=3, var_1_13=4, var_1_14=32, var_1_15=11, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L120] CALL assume_abort_if_not(var_1_15 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_10=199/2, var_1_11=2, var_1_12=3, var_1_13=4, var_1_14=32, var_1_15=11, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=199/2, var_1_11=2, var_1_12=3, var_1_13=4, var_1_14=32, var_1_15=11, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L120] RET assume_abort_if_not(var_1_15 <= 4294967295) VAL [isInitial=1, var_1_10=199/2, var_1_11=2, var_1_12=3, var_1_13=4, var_1_14=32, var_1_15=11, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L121] CALL assume_abort_if_not(var_1_15 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=199/2, var_1_11=2, var_1_12=3, var_1_13=4, var_1_14=32, var_1_15=11, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=199/2, var_1_11=2, var_1_12=3, var_1_13=4, var_1_14=32, var_1_15=11, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L121] RET assume_abort_if_not(var_1_15 != 0) VAL [isInitial=1, var_1_10=199/2, var_1_11=2, var_1_12=3, var_1_13=4, var_1_14=32, var_1_15=11, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L122] var_1_17 = __VERIFIER_nondet_uchar() [L123] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=199/2, var_1_11=2, var_1_12=3, var_1_13=4, var_1_14=32, var_1_15=11, var_1_16=1, var_1_17=255, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=199/2, var_1_11=2, var_1_12=3, var_1_13=4, var_1_14=32, var_1_15=11, var_1_16=1, var_1_17=255, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L123] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, var_1_10=199/2, var_1_11=2, var_1_12=3, var_1_13=4, var_1_14=32, var_1_15=11, var_1_16=1, var_1_17=255, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L124] CALL assume_abort_if_not(var_1_17 <= 255) VAL [\old(cond)=1, isInitial=1, var_1_10=199/2, var_1_11=2, var_1_12=3, var_1_13=4, var_1_14=32, var_1_15=11, var_1_16=1, var_1_17=255, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=199/2, var_1_11=2, var_1_12=3, var_1_13=4, var_1_14=32, var_1_15=11, var_1_16=1, var_1_17=255, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L124] RET assume_abort_if_not(var_1_17 <= 255) VAL [isInitial=1, var_1_10=199/2, var_1_11=2, var_1_12=3, var_1_13=4, var_1_14=32, var_1_15=11, var_1_16=1, var_1_17=255, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L125] CALL assume_abort_if_not(var_1_17 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=199/2, var_1_11=2, var_1_12=3, var_1_13=4, var_1_14=32, var_1_15=11, var_1_16=1, var_1_17=255, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=199/2, var_1_11=2, var_1_12=3, var_1_13=4, var_1_14=32, var_1_15=11, var_1_16=1, var_1_17=255, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L125] RET assume_abort_if_not(var_1_17 != 0) VAL [isInitial=1, var_1_10=199/2, var_1_11=2, var_1_12=3, var_1_13=4, var_1_14=32, var_1_15=11, var_1_16=1, var_1_17=255, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L126] var_1_18 = __VERIFIER_nondet_uchar() [L127] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=199/2, var_1_11=2, var_1_12=3, var_1_13=4, var_1_14=32, var_1_15=11, var_1_16=1, var_1_17=255, var_1_18=254, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=199/2, var_1_11=2, var_1_12=3, var_1_13=4, var_1_14=32, var_1_15=11, var_1_16=1, var_1_17=255, var_1_18=254, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L127] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, var_1_10=199/2, var_1_11=2, var_1_12=3, var_1_13=4, var_1_14=32, var_1_15=11, var_1_16=1, var_1_17=255, var_1_18=254, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L128] CALL assume_abort_if_not(var_1_18 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=199/2, var_1_11=2, var_1_12=3, var_1_13=4, var_1_14=32, var_1_15=11, var_1_16=1, var_1_17=255, var_1_18=254, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=199/2, var_1_11=2, var_1_12=3, var_1_13=4, var_1_14=32, var_1_15=11, var_1_16=1, var_1_17=255, var_1_18=254, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L128] RET assume_abort_if_not(var_1_18 <= 254) VAL [isInitial=1, var_1_10=199/2, var_1_11=2, var_1_12=3, var_1_13=4, var_1_14=32, var_1_15=11, var_1_16=1, var_1_17=255, var_1_18=254, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L129] var_1_19 = __VERIFIER_nondet_uchar() [L130] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=199/2, var_1_11=2, var_1_12=3, var_1_13=4, var_1_14=32, var_1_15=11, var_1_16=1, var_1_17=255, var_1_18=254, var_1_19=254, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=199/2, var_1_11=2, var_1_12=3, var_1_13=4, var_1_14=32, var_1_15=11, var_1_16=1, var_1_17=255, var_1_18=254, var_1_19=254, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L130] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, var_1_10=199/2, var_1_11=2, var_1_12=3, var_1_13=4, var_1_14=32, var_1_15=11, var_1_16=1, var_1_17=255, var_1_18=254, var_1_19=254, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L131] CALL assume_abort_if_not(var_1_19 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=199/2, var_1_11=2, var_1_12=3, var_1_13=4, var_1_14=32, var_1_15=11, var_1_16=1, var_1_17=255, var_1_18=254, var_1_19=254, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=199/2, var_1_11=2, var_1_12=3, var_1_13=4, var_1_14=32, var_1_15=11, var_1_16=1, var_1_17=255, var_1_18=254, var_1_19=254, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L131] RET assume_abort_if_not(var_1_19 <= 254) VAL [isInitial=1, var_1_10=199/2, var_1_11=2, var_1_12=3, var_1_13=4, var_1_14=32, var_1_15=11, var_1_16=1, var_1_17=255, var_1_18=254, var_1_19=254, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L132] var_1_21 = __VERIFIER_nondet_char() [L133] CALL assume_abort_if_not(var_1_21 >= -127) VAL [\old(cond)=1, isInitial=1, var_1_10=199/2, var_1_11=2, var_1_12=3, var_1_13=4, var_1_14=32, var_1_15=11, var_1_16=1, var_1_17=255, var_1_18=254, var_1_19=254, var_1_1=0, var_1_20=1, var_1_21=126, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=199/2, var_1_11=2, var_1_12=3, var_1_13=4, var_1_14=32, var_1_15=11, var_1_16=1, var_1_17=255, var_1_18=254, var_1_19=254, var_1_1=0, var_1_20=1, var_1_21=126, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L133] RET assume_abort_if_not(var_1_21 >= -127) VAL [isInitial=1, var_1_10=199/2, var_1_11=2, var_1_12=3, var_1_13=4, var_1_14=32, var_1_15=11, var_1_16=1, var_1_17=255, var_1_18=254, var_1_19=254, var_1_1=0, var_1_20=1, var_1_21=126, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L134] CALL assume_abort_if_not(var_1_21 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=199/2, var_1_11=2, var_1_12=3, var_1_13=4, var_1_14=32, var_1_15=11, var_1_16=1, var_1_17=255, var_1_18=254, var_1_19=254, var_1_1=0, var_1_20=1, var_1_21=126, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=199/2, var_1_11=2, var_1_12=3, var_1_13=4, var_1_14=32, var_1_15=11, var_1_16=1, var_1_17=255, var_1_18=254, var_1_19=254, var_1_1=0, var_1_20=1, var_1_21=126, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L134] RET assume_abort_if_not(var_1_21 <= 126) VAL [isInitial=1, var_1_10=199/2, var_1_11=2, var_1_12=3, var_1_13=4, var_1_14=32, var_1_15=11, var_1_16=1, var_1_17=255, var_1_18=254, var_1_19=254, var_1_1=0, var_1_20=1, var_1_21=126, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L147] RET updateVariables() [L148] CALL step() [L48] signed long int stepLocal_1 = var_1_2 * var_1_3; [L49] unsigned char stepLocal_0 = var_1_7; VAL [isInitial=1, stepLocal_0=1, stepLocal_1=0, var_1_10=199/2, var_1_11=2, var_1_12=3, var_1_13=4, var_1_14=32, var_1_15=11, var_1_16=1, var_1_17=255, var_1_18=254, var_1_19=254, var_1_1=0, var_1_20=1, var_1_21=126, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L50] COND FALSE !(stepLocal_1 == var_1_4) VAL [isInitial=1, stepLocal_0=1, stepLocal_1=0, var_1_10=199/2, var_1_11=2, var_1_12=3, var_1_13=4, var_1_14=32, var_1_15=11, var_1_16=1, var_1_17=255, var_1_18=254, var_1_19=254, var_1_1=0, var_1_20=1, var_1_21=126, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L55] signed long int stepLocal_3 = (((var_1_6) < (0)) ? (var_1_6) : (0)); [L56] unsigned char stepLocal_2 = var_1_3 != var_1_4; VAL [isInitial=1, stepLocal_0=1, stepLocal_1=0, stepLocal_2=0, stepLocal_3=0, var_1_10=199/2, var_1_11=2, var_1_12=3, var_1_13=4, var_1_14=32, var_1_15=11, var_1_16=1, var_1_17=255, var_1_18=254, var_1_19=254, var_1_1=0, var_1_20=1, var_1_21=126, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L57] COND FALSE !((var_1_1 || (var_1_6 <= var_1_2)) || stepLocal_2) VAL [isInitial=1, stepLocal_0=1, stepLocal_1=0, stepLocal_2=0, stepLocal_3=0, var_1_10=199/2, var_1_11=2, var_1_12=3, var_1_13=4, var_1_14=32, var_1_15=11, var_1_16=1, var_1_17=255, var_1_18=254, var_1_19=254, var_1_1=0, var_1_20=1, var_1_21=126, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L62] unsigned char stepLocal_5 = var_1_11 < var_1_12; [L63] unsigned char stepLocal_4 = var_1_8; VAL [isInitial=1, stepLocal_0=1, stepLocal_1=0, stepLocal_2=0, stepLocal_3=0, stepLocal_4=1, stepLocal_5=1, var_1_10=199/2, var_1_11=2, var_1_12=3, var_1_13=4, var_1_14=32, var_1_15=11, var_1_16=1, var_1_17=255, var_1_18=254, var_1_19=254, var_1_1=0, var_1_20=1, var_1_21=126, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L64] COND TRUE (! var_1_1) || stepLocal_4 [L65] var_1_10 = (((((var_1_11 + var_1_12)) < (((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13))))) ? ((var_1_11 + var_1_12)) : (((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13)))))) VAL [isInitial=1, stepLocal_0=1, stepLocal_1=0, stepLocal_2=0, stepLocal_3=0, stepLocal_4=1, stepLocal_5=1, var_1_10=5, var_1_11=2, var_1_12=3, var_1_13=4, var_1_14=32, var_1_15=11, var_1_16=1, var_1_17=255, var_1_18=254, var_1_19=254, var_1_1=0, var_1_20=1, var_1_21=126, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L73] COND FALSE !(\read(var_1_1)) VAL [isInitial=1, stepLocal_0=1, stepLocal_1=0, stepLocal_2=0, stepLocal_3=0, stepLocal_4=1, stepLocal_5=1, var_1_10=5, var_1_11=2, var_1_12=3, var_1_13=4, var_1_14=32, var_1_15=11, var_1_16=1, var_1_17=255, var_1_18=254, var_1_19=254, var_1_1=0, var_1_20=1, var_1_21=126, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L76] EXPR (var_1_9 / var_1_15) & var_1_6 VAL [isInitial=1, stepLocal_0=1, stepLocal_1=0, stepLocal_2=0, stepLocal_3=0, stepLocal_4=1, stepLocal_5=1, var_1_10=5, var_1_11=2, var_1_12=3, var_1_13=4, var_1_14=32, var_1_15=11, var_1_16=1, var_1_17=255, var_1_18=254, var_1_19=254, var_1_1=0, var_1_20=1, var_1_21=126, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L76] COND FALSE !(((var_1_9 / var_1_15) & var_1_6) >= var_1_4) [L79] var_1_14 = -128 VAL [isInitial=1, stepLocal_0=1, stepLocal_1=0, stepLocal_2=0, stepLocal_3=0, stepLocal_4=1, stepLocal_5=1, var_1_10=5, var_1_11=2, var_1_12=3, var_1_13=4, var_1_14=-128, var_1_15=11, var_1_16=1, var_1_17=255, var_1_18=254, var_1_19=254, var_1_1=0, var_1_20=1, var_1_21=126, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L82] EXPR 256u << var_1_2 VAL [isInitial=1, stepLocal_0=1, stepLocal_1=0, stepLocal_2=0, stepLocal_3=0, stepLocal_4=1, stepLocal_5=1, var_1_10=5, var_1_11=2, var_1_12=3, var_1_13=4, var_1_14=-128, var_1_15=11, var_1_16=1, var_1_17=255, var_1_18=254, var_1_19=254, var_1_1=0, var_1_20=1, var_1_21=126, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L82] unsigned long int stepLocal_6 = 256u << var_1_2; [L83] COND TRUE (((((var_1_15) > (var_1_9)) ? (var_1_15) : (var_1_9))) / var_1_17) <= stepLocal_6 [L84] var_1_16 = ((((var_1_18) > (var_1_19)) ? (var_1_18) : (var_1_19))) VAL [isInitial=1, stepLocal_0=1, stepLocal_1=0, stepLocal_2=0, stepLocal_3=0, stepLocal_4=1, stepLocal_5=1, stepLocal_6=256, var_1_10=5, var_1_11=2, var_1_12=3, var_1_13=4, var_1_14=-128, var_1_15=11, var_1_16=254, var_1_17=255, var_1_18=254, var_1_19=254, var_1_1=0, var_1_20=1, var_1_21=126, var_1_22=1/2, var_1_23=100, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L86] var_1_20 = var_1_21 [L87] var_1_22 = var_1_12 [L88] var_1_23 = var_1_21 VAL [isInitial=1, stepLocal_0=1, stepLocal_1=0, stepLocal_2=0, stepLocal_3=0, stepLocal_4=1, stepLocal_5=1, stepLocal_6=256, var_1_10=5, var_1_11=2, var_1_12=3, var_1_13=4, var_1_14=-128, var_1_15=11, var_1_16=254, var_1_17=255, var_1_18=254, var_1_19=254, var_1_1=0, var_1_20=126, var_1_21=126, var_1_22=3, var_1_23=126, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L148] RET step() [L149] CALL, EXPR property() [L139] EXPR (((((var_1_2 * var_1_3) == var_1_4) ? (((var_1_4 > (var_1_5 - var_1_6)) && var_1_7) ? (var_1_1 == ((unsigned char) var_1_8)) : 1) : 1) && (((var_1_1 || (var_1_6 <= var_1_2)) || (var_1_3 != var_1_4)) ? ((((((var_1_6) < (0)) ? (var_1_6) : (0))) <= (-5 + var_1_5)) ? (var_1_9 == ((unsigned long int) var_1_6)) : 1) : 1)) && (((! var_1_1) || var_1_8) ? (var_1_10 == ((float) (((((var_1_11 + var_1_12)) < (((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13))))) ? ((var_1_11 + var_1_12)) : (((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13)))))))) : (((var_1_11 < var_1_12) || (var_1_4 != var_1_6)) ? (var_1_10 == ((float) var_1_13)) : (var_1_10 == ((float) var_1_12))))) && (var_1_1 ? (var_1_14 == ((signed short int) ((((var_1_2) > (var_1_3)) ? (var_1_2) : (var_1_3))))) : ((((var_1_9 / var_1_15) & var_1_6) >= var_1_4) ? (var_1_14 == ((signed short int) var_1_3)) : (var_1_14 == ((signed short int) -128)))) VAL [isInitial=1, var_1_10=5, var_1_11=2, var_1_12=3, var_1_13=4, var_1_14=-128, var_1_15=11, var_1_16=254, var_1_17=255, var_1_18=254, var_1_19=254, var_1_1=0, var_1_20=126, var_1_21=126, var_1_22=3, var_1_23=126, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L139] EXPR ((((((var_1_2 * var_1_3) == var_1_4) ? (((var_1_4 > (var_1_5 - var_1_6)) && var_1_7) ? (var_1_1 == ((unsigned char) var_1_8)) : 1) : 1) && (((var_1_1 || (var_1_6 <= var_1_2)) || (var_1_3 != var_1_4)) ? ((((((var_1_6) < (0)) ? (var_1_6) : (0))) <= (-5 + var_1_5)) ? (var_1_9 == ((unsigned long int) var_1_6)) : 1) : 1)) && (((! var_1_1) || var_1_8) ? (var_1_10 == ((float) (((((var_1_11 + var_1_12)) < (((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13))))) ? ((var_1_11 + var_1_12)) : (((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13)))))))) : (((var_1_11 < var_1_12) || (var_1_4 != var_1_6)) ? (var_1_10 == ((float) var_1_13)) : (var_1_10 == ((float) var_1_12))))) && (var_1_1 ? (var_1_14 == ((signed short int) ((((var_1_2) > (var_1_3)) ? (var_1_2) : (var_1_3))))) : ((((var_1_9 / var_1_15) & var_1_6) >= var_1_4) ? (var_1_14 == ((signed short int) var_1_3)) : (var_1_14 == ((signed short int) -128))))) && (((((((var_1_15) > (var_1_9)) ? (var_1_15) : (var_1_9))) / var_1_17) <= (256u << var_1_2)) ? (var_1_16 == ((unsigned char) ((((var_1_18) > (var_1_19)) ? (var_1_18) : (var_1_19))))) : 1) VAL [isInitial=1, var_1_10=5, var_1_11=2, var_1_12=3, var_1_13=4, var_1_14=-128, var_1_15=11, var_1_16=254, var_1_17=255, var_1_18=254, var_1_19=254, var_1_1=0, var_1_20=126, var_1_21=126, var_1_22=3, var_1_23=126, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L139-L140] return (((((((((var_1_2 * var_1_3) == var_1_4) ? (((var_1_4 > (var_1_5 - var_1_6)) && var_1_7) ? (var_1_1 == ((unsigned char) var_1_8)) : 1) : 1) && (((var_1_1 || (var_1_6 <= var_1_2)) || (var_1_3 != var_1_4)) ? ((((((var_1_6) < (0)) ? (var_1_6) : (0))) <= (-5 + var_1_5)) ? (var_1_9 == ((unsigned long int) var_1_6)) : 1) : 1)) && (((! var_1_1) || var_1_8) ? (var_1_10 == ((float) (((((var_1_11 + var_1_12)) < (((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13))))) ? ((var_1_11 + var_1_12)) : (((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13)))))))) : (((var_1_11 < var_1_12) || (var_1_4 != var_1_6)) ? (var_1_10 == ((float) var_1_13)) : (var_1_10 == ((float) var_1_12))))) && (var_1_1 ? (var_1_14 == ((signed short int) ((((var_1_2) > (var_1_3)) ? (var_1_2) : (var_1_3))))) : ((((var_1_9 / var_1_15) & var_1_6) >= var_1_4) ? (var_1_14 == ((signed short int) var_1_3)) : (var_1_14 == ((signed short int) -128))))) && (((((((var_1_15) > (var_1_9)) ? (var_1_15) : (var_1_9))) / var_1_17) <= (256u << var_1_2)) ? (var_1_16 == ((unsigned char) ((((var_1_18) > (var_1_19)) ? (var_1_18) : (var_1_19))))) : 1)) && (var_1_20 == ((signed char) var_1_21))) && (var_1_22 == ((float) var_1_12))) && (var_1_23 == ((signed char) var_1_21)) ; [L149] RET, EXPR property() [L149] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=5, var_1_11=2, var_1_12=3, var_1_13=4, var_1_14=-128, var_1_15=11, var_1_16=254, var_1_17=255, var_1_18=254, var_1_19=254, var_1_1=0, var_1_20=126, var_1_21=126, var_1_22=3, var_1_23=126, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=5, var_1_11=2, var_1_12=3, var_1_13=4, var_1_14=-128, var_1_15=11, var_1_16=254, var_1_17=255, var_1_18=254, var_1_19=254, var_1_1=0, var_1_20=126, var_1_21=126, var_1_22=3, var_1_23=126, var_1_2=0, var_1_3=1, var_1_4=1, var_1_5=5, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=10] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 90 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 6.0s, OverallIterations: 4, TraceHistogramMax: 29, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 526 SdHoareTripleChecker+Valid, 0.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 526 mSDsluCounter, 724 SdHoareTripleChecker+Invalid, 0.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 349 mSDsCounter, 10 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 372 IncrementalHoareTripleChecker+Invalid, 382 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 10 mSolverCounterUnsat, 375 mSDtfsCounter, 372 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 554 GetRequests, 541 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=169occurred in iteration=3, InterpolantAutomatonStates: 15, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 3 MinimizatonAttempts, 80 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 919 NumberOfCodeBlocks, 919 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 548 ConstructedInterpolants, 1 QuantifiedInterpolants, 2724 SizeOfPredicates, 5 NumberOfNonLiveVariables, 1295 ConjunctsInSsa, 18 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 4872/4872 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-12 02:28:01,554 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c08f820-1511-49cb-8c1b-ae0eb258ff05/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c08f820-1511-49cb-8c1b-ae0eb258ff05/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c08f820-1511-49cb-8c1b-ae0eb258ff05/bin/uautomizer-verify-uTZkv6EMXl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c08f820-1511-49cb-8c1b-ae0eb258ff05/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c08f820-1511-49cb-8c1b-ae0eb258ff05/bin/uautomizer-verify-uTZkv6EMXl/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-53.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c08f820-1511-49cb-8c1b-ae0eb258ff05/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c08f820-1511-49cb-8c1b-ae0eb258ff05/bin/uautomizer-verify-uTZkv6EMXl --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1515ceb6f758670420bf03659579c75f101fb2f02c9a542a1591764efdb5eeab --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 02:28:04,281 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:28:04,420 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c08f820-1511-49cb-8c1b-ae0eb258ff05/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-12 02:28:04,428 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:28:04,429 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:28:04,474 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:28:04,474 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:28:04,475 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:28:04,476 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 02:28:04,481 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 02:28:04,482 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:28:04,482 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:28:04,483 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:28:04,485 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:28:04,485 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 02:28:04,486 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 02:28:04,486 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 02:28:04,486 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:28:04,487 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 02:28:04,488 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 02:28:04,488 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 02:28:04,489 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 02:28:04,489 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 02:28:04,490 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 02:28:04,490 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 02:28:04,490 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 02:28:04,491 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:28:04,491 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:28:04,492 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:28:04,492 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 02:28:04,493 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:28:04,494 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:28:04,494 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 02:28:04,494 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 02:28:04,495 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-12 02:28:04,495 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 02:28:04,495 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-12 02:28:04,495 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 02:28:04,496 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-12 02:28:04,497 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 02:28:04,497 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-12 02:28:04,497 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-12 02:28:04,497 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_0c08f820-1511-49cb-8c1b-ae0eb258ff05/bin/uautomizer-verify-uTZkv6EMXl/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c08f820-1511-49cb-8c1b-ae0eb258ff05/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1515ceb6f758670420bf03659579c75f101fb2f02c9a542a1591764efdb5eeab [2023-11-12 02:28:04,886 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:28:04,913 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:28:04,916 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:28:04,917 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:28:04,918 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:28:04,920 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c08f820-1511-49cb-8c1b-ae0eb258ff05/bin/uautomizer-verify-uTZkv6EMXl/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-53.i [2023-11-12 02:28:08,164 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:28:08,494 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:28:08,495 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c08f820-1511-49cb-8c1b-ae0eb258ff05/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-53.i [2023-11-12 02:28:08,506 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c08f820-1511-49cb-8c1b-ae0eb258ff05/bin/uautomizer-verify-uTZkv6EMXl/data/73810ce1f/45a59edadf504870b46d985389bbd91b/FLAGf03b31ca1 [2023-11-12 02:28:08,522 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c08f820-1511-49cb-8c1b-ae0eb258ff05/bin/uautomizer-verify-uTZkv6EMXl/data/73810ce1f/45a59edadf504870b46d985389bbd91b [2023-11-12 02:28:08,525 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:28:08,527 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:28:08,528 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:28:08,529 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:28:08,535 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:28:08,535 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:28:08" (1/1) ... [2023-11-12 02:28:08,537 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@606308c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:28:08, skipping insertion in model container [2023-11-12 02:28:08,537 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:28:08" (1/1) ... [2023-11-12 02:28:08,587 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:28:08,758 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_0c08f820-1511-49cb-8c1b-ae0eb258ff05/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-53.i[917,930] [2023-11-12 02:28:08,870 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:28:08,898 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 02:28:08,912 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_0c08f820-1511-49cb-8c1b-ae0eb258ff05/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-53.i[917,930] [2023-11-12 02:28:08,940 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:28:08,961 INFO L206 MainTranslator]: Completed translation [2023-11-12 02:28:08,962 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:28:08 WrapperNode [2023-11-12 02:28:08,962 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 02:28:08,963 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 02:28:08,964 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 02:28:08,964 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 02:28:08,973 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:28:08" (1/1) ... [2023-11-12 02:28:08,989 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:28:08" (1/1) ... [2023-11-12 02:28:09,051 INFO L138 Inliner]: procedures = 27, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 159 [2023-11-12 02:28:09,064 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 02:28:09,065 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 02:28:09,066 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 02:28:09,066 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 02:28:09,076 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:28:08" (1/1) ... [2023-11-12 02:28:09,076 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:28:08" (1/1) ... [2023-11-12 02:28:09,082 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:28:08" (1/1) ... [2023-11-12 02:28:09,082 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:28:08" (1/1) ... [2023-11-12 02:28:09,095 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:28:08" (1/1) ... [2023-11-12 02:28:09,099 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:28:08" (1/1) ... [2023-11-12 02:28:09,103 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:28:08" (1/1) ... [2023-11-12 02:28:09,122 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:28:08" (1/1) ... [2023-11-12 02:28:09,127 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 02:28:09,129 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 02:28:09,129 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 02:28:09,129 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 02:28:09,130 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:28:08" (1/1) ... [2023-11-12 02:28:09,145 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:28:09,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c08f820-1511-49cb-8c1b-ae0eb258ff05/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:28:09,185 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c08f820-1511-49cb-8c1b-ae0eb258ff05/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 02:28:09,209 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c08f820-1511-49cb-8c1b-ae0eb258ff05/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 02:28:09,237 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 02:28:09,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 02:28:09,238 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 02:28:09,239 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 02:28:09,240 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 02:28:09,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 02:28:09,390 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 02:28:09,393 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 02:28:10,351 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 02:28:10,362 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 02:28:10,363 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 02:28:10,366 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:28:10 BoogieIcfgContainer [2023-11-12 02:28:10,369 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 02:28:10,371 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 02:28:10,371 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 02:28:10,374 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 02:28:10,375 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 02:28:08" (1/3) ... [2023-11-12 02:28:10,376 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@bdc0f04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:28:10, skipping insertion in model container [2023-11-12 02:28:10,376 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:28:08" (2/3) ... [2023-11-12 02:28:10,376 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@bdc0f04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:28:10, skipping insertion in model container [2023-11-12 02:28:10,377 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:28:10" (3/3) ... [2023-11-12 02:28:10,378 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-53.i [2023-11-12 02:28:10,408 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 02:28:10,408 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 02:28:10,475 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 02:28:10,482 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@5c824d94, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-12 02:28:10,483 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 02:28:10,487 INFO L276 IsEmpty]: Start isEmpty. Operand has 76 states, 44 states have (on average 1.3181818181818181) internal successors, (58), 45 states have internal predecessors, (58), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-12 02:28:10,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2023-11-12 02:28:10,510 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:28:10,511 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:28:10,511 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:28:10,517 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:28:10,517 INFO L85 PathProgramCache]: Analyzing trace with hash -1904425205, now seen corresponding path program 1 times [2023-11-12 02:28:10,533 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-12 02:28:10,534 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [833188627] [2023-11-12 02:28:10,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:28:10,534 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 02:28:10,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c08f820-1511-49cb-8c1b-ae0eb258ff05/bin/uautomizer-verify-uTZkv6EMXl/mathsat [2023-11-12 02:28:10,541 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c08f820-1511-49cb-8c1b-ae0eb258ff05/bin/uautomizer-verify-uTZkv6EMXl/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-12 02:28:10,578 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c08f820-1511-49cb-8c1b-ae0eb258ff05/bin/uautomizer-verify-uTZkv6EMXl/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-12 02:28:10,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:28:11,003 INFO L262 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-12 02:28:11,021 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:28:11,704 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-12 02:28:11,706 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:28:11,707 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-12 02:28:11,708 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [833188627] [2023-11-12 02:28:11,708 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [833188627] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:28:11,709 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:28:11,709 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 02:28:11,711 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1504586234] [2023-11-12 02:28:11,713 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:28:11,720 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 02:28:11,720 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-12 02:28:11,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 02:28:11,771 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:28:11,774 INFO L87 Difference]: Start difference. First operand has 76 states, 44 states have (on average 1.3181818181818181) internal successors, (58), 45 states have internal predecessors, (58), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 2 states have internal predecessors, (36), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-12 02:28:12,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:28:12,383 INFO L93 Difference]: Finished difference Result 212 states and 390 transitions. [2023-11-12 02:28:12,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 02:28:12,401 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 2 states have internal predecessors, (36), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 178 [2023-11-12 02:28:12,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:28:12,412 INFO L225 Difference]: With dead ends: 212 [2023-11-12 02:28:12,412 INFO L226 Difference]: Without dead ends: 139 [2023-11-12 02:28:12,417 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:28:12,421 INFO L413 NwaCegarLoop]: 104 mSDtfsCounter, 18 mSDsluCounter, 96 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 200 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-12 02:28:12,422 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [18 Valid, 200 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-12 02:28:12,439 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states. [2023-11-12 02:28:12,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 137. [2023-11-12 02:28:12,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 137 states, 76 states have (on average 1.2105263157894737) internal successors, (92), 76 states have internal predecessors, (92), 58 states have call successors, (58), 2 states have call predecessors, (58), 2 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2023-11-12 02:28:12,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 208 transitions. [2023-11-12 02:28:12,497 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 208 transitions. Word has length 178 [2023-11-12 02:28:12,498 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:28:12,499 INFO L495 AbstractCegarLoop]: Abstraction has 137 states and 208 transitions. [2023-11-12 02:28:12,499 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 2 states have internal predecessors, (36), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-12 02:28:12,499 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 208 transitions. [2023-11-12 02:28:12,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2023-11-12 02:28:12,505 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:28:12,506 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:28:12,525 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c08f820-1511-49cb-8c1b-ae0eb258ff05/bin/uautomizer-verify-uTZkv6EMXl/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-12 02:28:12,724 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c08f820-1511-49cb-8c1b-ae0eb258ff05/bin/uautomizer-verify-uTZkv6EMXl/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 02:28:12,725 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:28:12,725 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:28:12,726 INFO L85 PathProgramCache]: Analyzing trace with hash 612175320, now seen corresponding path program 1 times [2023-11-12 02:28:12,727 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-12 02:28:12,727 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2088026899] [2023-11-12 02:28:12,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:28:12,727 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 02:28:12,728 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c08f820-1511-49cb-8c1b-ae0eb258ff05/bin/uautomizer-verify-uTZkv6EMXl/mathsat [2023-11-12 02:28:12,729 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c08f820-1511-49cb-8c1b-ae0eb258ff05/bin/uautomizer-verify-uTZkv6EMXl/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-12 02:28:12,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c08f820-1511-49cb-8c1b-ae0eb258ff05/bin/uautomizer-verify-uTZkv6EMXl/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-12 02:28:13,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:28:13,180 INFO L262 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 25 conjunts are in the unsatisfiable core [2023-11-12 02:28:13,214 INFO L285 TraceCheckSpWp]: Computing forward predicates...