./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-98.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e7bb482b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f160dd64-2f7e-42a2-9494-267effad67c9/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f160dd64-2f7e-42a2-9494-267effad67c9/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f160dd64-2f7e-42a2-9494-267effad67c9/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f160dd64-2f7e-42a2-9494-267effad67c9/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-98.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f160dd64-2f7e-42a2-9494-267effad67c9/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f160dd64-2f7e-42a2-9494-267effad67c9/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1aab861a420ae258d58e8cdb7baa3d890ad6a0a3ff243e7522ba05d5d977c664 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:24:03,846 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:24:03,961 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f160dd64-2f7e-42a2-9494-267effad67c9/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-06 22:24:03,974 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:24:03,975 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:24:04,018 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:24:04,019 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:24:04,020 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:24:04,021 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:24:04,027 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:24:04,028 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:24:04,028 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:24:04,029 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:24:04,031 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:24:04,031 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:24:04,032 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:24:04,032 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:24:04,033 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:24:04,033 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:24:04,034 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:24:04,034 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:24:04,035 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:24:04,036 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:24:04,036 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:24:04,037 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:24:04,038 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:24:04,038 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:24:04,038 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:24:04,039 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:24:04,039 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:24:04,041 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:24:04,041 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:24:04,041 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:24:04,042 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 22:24:04,042 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:24:04,042 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:24:04,042 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:24:04,043 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:24:04,043 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:24:04,043 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_f160dd64-2f7e-42a2-9494-267effad67c9/bin/uautomizer-verify-WvqO1wxjHP/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f160dd64-2f7e-42a2-9494-267effad67c9/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1aab861a420ae258d58e8cdb7baa3d890ad6a0a3ff243e7522ba05d5d977c664 [2023-11-06 22:24:04,369 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:24:04,402 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:24:04,404 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:24:04,406 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:24:04,407 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:24:04,408 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f160dd64-2f7e-42a2-9494-267effad67c9/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-98.i [2023-11-06 22:24:07,558 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:24:07,767 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:24:07,768 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f160dd64-2f7e-42a2-9494-267effad67c9/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-98.i [2023-11-06 22:24:07,780 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f160dd64-2f7e-42a2-9494-267effad67c9/bin/uautomizer-verify-WvqO1wxjHP/data/2c89d1e43/4b2c793c54644a3188e0da12bb163688/FLAG06a23b180 [2023-11-06 22:24:07,805 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f160dd64-2f7e-42a2-9494-267effad67c9/bin/uautomizer-verify-WvqO1wxjHP/data/2c89d1e43/4b2c793c54644a3188e0da12bb163688 [2023-11-06 22:24:07,812 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:24:07,815 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:24:07,821 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:24:07,822 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:24:07,828 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:24:07,829 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:24:07" (1/1) ... [2023-11-06 22:24:07,830 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61a69da0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:24:07, skipping insertion in model container [2023-11-06 22:24:07,830 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:24:07" (1/1) ... [2023-11-06 22:24:07,880 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:24:08,050 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_f160dd64-2f7e-42a2-9494-267effad67c9/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-98.i[917,930] [2023-11-06 22:24:08,114 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:24:08,129 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:24:08,140 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_f160dd64-2f7e-42a2-9494-267effad67c9/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-98.i[917,930] [2023-11-06 22:24:08,177 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:24:08,196 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:24:08,197 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:24:08 WrapperNode [2023-11-06 22:24:08,197 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:24:08,198 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:24:08,198 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:24:08,199 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:24:08,207 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:24:08" (1/1) ... [2023-11-06 22:24:08,227 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:24:08" (1/1) ... [2023-11-06 22:24:08,274 INFO L138 Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 180 [2023-11-06 22:24:08,280 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:24:08,281 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:24:08,281 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:24:08,281 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:24:08,292 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:24:08" (1/1) ... [2023-11-06 22:24:08,292 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:24:08" (1/1) ... [2023-11-06 22:24:08,305 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:24:08" (1/1) ... [2023-11-06 22:24:08,306 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:24:08" (1/1) ... [2023-11-06 22:24:08,319 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:24:08" (1/1) ... [2023-11-06 22:24:08,322 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:24:08" (1/1) ... [2023-11-06 22:24:08,325 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:24:08" (1/1) ... [2023-11-06 22:24:08,327 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:24:08" (1/1) ... [2023-11-06 22:24:08,332 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:24:08,333 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:24:08,333 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:24:08,334 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:24:08,334 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:24:08" (1/1) ... [2023-11-06 22:24:08,356 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:24:08,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f160dd64-2f7e-42a2-9494-267effad67c9/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:24:08,398 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f160dd64-2f7e-42a2-9494-267effad67c9/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:24:08,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f160dd64-2f7e-42a2-9494-267effad67c9/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:24:08,443 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:24:08,443 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 22:24:08,443 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 22:24:08,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 22:24:08,444 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:24:08,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:24:08,573 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:24:08,576 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:24:09,016 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:24:09,024 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:24:09,024 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 22:24:09,026 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:24:09 BoogieIcfgContainer [2023-11-06 22:24:09,026 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:24:09,029 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:24:09,029 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:24:09,035 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:24:09,035 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:24:07" (1/3) ... [2023-11-06 22:24:09,036 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f2365c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:24:09, skipping insertion in model container [2023-11-06 22:24:09,036 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:24:08" (2/3) ... [2023-11-06 22:24:09,038 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f2365c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:24:09, skipping insertion in model container [2023-11-06 22:24:09,038 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:24:09" (3/3) ... [2023-11-06 22:24:09,040 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-98.i [2023-11-06 22:24:09,077 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:24:09,077 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 22:24:09,128 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:24:09,136 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@2c8055b5, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:24:09,136 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 22:24:09,141 INFO L276 IsEmpty]: Start isEmpty. Operand has 79 states, 48 states have (on average 1.375) internal successors, (66), 49 states have internal predecessors, (66), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-06 22:24:09,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2023-11-06 22:24:09,164 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:24:09,165 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:24:09,165 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:24:09,170 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:24:09,170 INFO L85 PathProgramCache]: Analyzing trace with hash 1476803900, now seen corresponding path program 1 times [2023-11-06 22:24:09,179 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:24:09,180 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [406725695] [2023-11-06 22:24:09,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:24:09,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:24:09,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:24:09,557 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:24:09,557 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [406725695] [2023-11-06 22:24:09,558 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-06 22:24:09,559 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [915448633] [2023-11-06 22:24:09,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:24:09,559 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:24:09,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f160dd64-2f7e-42a2-9494-267effad67c9/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:24:09,568 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f160dd64-2f7e-42a2-9494-267effad67c9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:24:09,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f160dd64-2f7e-42a2-9494-267effad67c9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-06 22:24:09,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:24:09,845 INFO L262 TraceCheckSpWp]: Trace formula consists of 416 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-06 22:24:09,866 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:24:09,958 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 1458 trivial. 0 not checked. [2023-11-06 22:24:09,958 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:24:09,959 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [915448633] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:24:09,960 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:24:09,961 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:24:09,963 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1111633178] [2023-11-06 22:24:09,964 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:24:09,971 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 22:24:09,972 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:24:10,019 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 22:24:10,020 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:24:10,023 INFO L87 Difference]: Start difference. First operand has 79 states, 48 states have (on average 1.375) internal successors, (66), 49 states have internal predecessors, (66), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-06 22:24:10,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:24:10,095 INFO L93 Difference]: Finished difference Result 151 states and 266 transitions. [2023-11-06 22:24:10,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 22:24:10,097 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) Word has length 176 [2023-11-06 22:24:10,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:24:10,109 INFO L225 Difference]: With dead ends: 151 [2023-11-06 22:24:10,109 INFO L226 Difference]: Without dead ends: 75 [2023-11-06 22:24:10,115 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 175 GetRequests, 175 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:24:10,120 INFO L413 NwaCegarLoop]: 115 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, 115 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:24:10,122 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 115 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:24:10,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2023-11-06 22:24:10,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2023-11-06 22:24:10,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 45 states have (on average 1.3111111111111111) internal successors, (59), 45 states have internal predecessors, (59), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-06 22:24:10,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 115 transitions. [2023-11-06 22:24:10,197 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 115 transitions. Word has length 176 [2023-11-06 22:24:10,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:24:10,198 INFO L495 AbstractCegarLoop]: Abstraction has 75 states and 115 transitions. [2023-11-06 22:24:10,200 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-06 22:24:10,200 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 115 transitions. [2023-11-06 22:24:10,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2023-11-06 22:24:10,212 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:24:10,213 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:24:10,225 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f160dd64-2f7e-42a2-9494-267effad67c9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-06 22:24:10,419 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f160dd64-2f7e-42a2-9494-267effad67c9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:24:10,421 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:24:10,422 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:24:10,423 INFO L85 PathProgramCache]: Analyzing trace with hash -1168940220, now seen corresponding path program 1 times [2023-11-06 22:24:10,423 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:24:10,424 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [632926147] [2023-11-06 22:24:10,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:24:10,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:24:10,558 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:24:10,558 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [484427491] [2023-11-06 22:24:10,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:24:10,558 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:24:10,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f160dd64-2f7e-42a2-9494-267effad67c9/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:24:10,560 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f160dd64-2f7e-42a2-9494-267effad67c9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:24:10,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f160dd64-2f7e-42a2-9494-267effad67c9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-06 22:24:10,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:24:10,770 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:24:10,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:24:11,021 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:24:11,022 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-06 22:24:11,025 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-06 22:24:11,040 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f160dd64-2f7e-42a2-9494-267effad67c9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-06 22:24:11,235 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f160dd64-2f7e-42a2-9494-267effad67c9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:24:11,238 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2023-11-06 22:24:11,241 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-06 22:24:11,390 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 10:24:11 BoogieIcfgContainer [2023-11-06 22:24:11,390 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 22:24:11,391 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 22:24:11,391 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 22:24:11,391 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 22:24:11,392 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:24:09" (3/4) ... [2023-11-06 22:24:11,394 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-06 22:24:11,396 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 22:24:11,397 INFO L158 Benchmark]: Toolchain (without parser) took 3582.22ms. Allocated memory was 138.4MB in the beginning and 184.5MB in the end (delta: 46.1MB). Free memory was 91.9MB in the beginning and 133.3MB in the end (delta: -41.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-06 22:24:11,398 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 138.4MB. Free memory is still 110.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:24:11,398 INFO L158 Benchmark]: CACSL2BoogieTranslator took 376.67ms. Allocated memory is still 138.4MB. Free memory was 91.9MB in the beginning and 77.8MB in the end (delta: 14.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-06 22:24:11,399 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.07ms. Allocated memory is still 138.4MB. Free memory was 77.8MB in the beginning and 74.5MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-06 22:24:11,400 INFO L158 Benchmark]: Boogie Preprocessor took 51.51ms. Allocated memory is still 138.4MB. Free memory was 74.5MB in the beginning and 73.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 22:24:11,400 INFO L158 Benchmark]: RCFGBuilder took 693.43ms. Allocated memory is still 138.4MB. Free memory was 72.4MB in the beginning and 106.9MB in the end (delta: -34.5MB). Peak memory consumption was 26.9MB. Max. memory is 16.1GB. [2023-11-06 22:24:11,401 INFO L158 Benchmark]: TraceAbstraction took 2361.14ms. Allocated memory was 138.4MB in the beginning and 184.5MB in the end (delta: 46.1MB). Free memory was 106.2MB in the beginning and 134.3MB in the end (delta: -28.1MB). Peak memory consumption was 78.0MB. Max. memory is 16.1GB. [2023-11-06 22:24:11,402 INFO L158 Benchmark]: Witness Printer took 5.92ms. Allocated memory is still 184.5MB. Free memory was 134.3MB in the beginning and 133.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 22:24:11,405 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 138.4MB. Free memory is still 110.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 376.67ms. Allocated memory is still 138.4MB. Free memory was 91.9MB in the beginning and 77.8MB in the end (delta: 14.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.07ms. Allocated memory is still 138.4MB. Free memory was 77.8MB in the beginning and 74.5MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.51ms. Allocated memory is still 138.4MB. Free memory was 74.5MB in the beginning and 73.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 693.43ms. Allocated memory is still 138.4MB. Free memory was 72.4MB in the beginning and 106.9MB in the end (delta: -34.5MB). Peak memory consumption was 26.9MB. Max. memory is 16.1GB. * TraceAbstraction took 2361.14ms. Allocated memory was 138.4MB in the beginning and 184.5MB in the end (delta: 46.1MB). Free memory was 106.2MB in the beginning and 134.3MB in the end (delta: -28.1MB). Peak memory consumption was 78.0MB. Max. memory is 16.1GB. * Witness Printer took 5.92ms. Allocated memory is still 184.5MB. Free memory was 134.3MB in the beginning and 133.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 133, overapproximation of someBinaryArithmeticDOUBLEoperation at line 67. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = -64; [L23] signed short int var_1_2 = 2; [L24] signed short int var_1_3 = -32; [L25] signed short int var_1_4 = -10; [L26] signed short int var_1_5 = 100; [L27] double var_1_6 = 0.5; [L28] double var_1_7 = 16.5; [L29] double var_1_8 = 7.4; [L30] unsigned short int var_1_9 = 4; [L31] unsigned char var_1_10 = 0; [L32] unsigned long int var_1_11 = 1000000000; [L33] unsigned short int var_1_12 = 256; [L34] signed short int var_1_13 = 16; [L35] signed short int var_1_14 = 64; [L36] unsigned short int var_1_15 = 63836; [L37] unsigned short int var_1_16 = 10; [L38] signed char var_1_17 = -8; [L39] signed char var_1_18 = 8; [L40] signed short int var_1_19 = 50; [L41] signed short int var_1_20 = 10; [L42] signed short int var_1_21 = 10000; [L43] signed char var_1_22 = -2; VAL [isInitial=0, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=2, var_1_3=-32, var_1_4=-10, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L137] isInitial = 1 [L138] FCALL initially() [L139] COND TRUE 1 [L140] FCALL updateLastVariables() [L141] CALL updateVariables() [L87] var_1_2 = __VERIFIER_nondet_short() [L88] CALL assume_abort_if_not(var_1_2 >= -32768) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=-32, var_1_4=-10, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=-32, var_1_4=-10, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L88] RET assume_abort_if_not(var_1_2 >= -32768) VAL [isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=-32, var_1_4=-10, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L89] CALL assume_abort_if_not(var_1_2 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=-32, var_1_4=-10, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=-32, var_1_4=-10, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L89] RET assume_abort_if_not(var_1_2 <= 32767) VAL [isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=-32, var_1_4=-10, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L90] var_1_3 = __VERIFIER_nondet_short() [L91] CALL assume_abort_if_not(var_1_3 >= -32768) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=-10, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=-10, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L91] RET assume_abort_if_not(var_1_3 >= -32768) VAL [isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=-10, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L92] CALL assume_abort_if_not(var_1_3 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=-10, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=-10, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L92] RET assume_abort_if_not(var_1_3 <= 32767) VAL [isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=-10, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L93] var_1_4 = __VERIFIER_nondet_short() [L94] CALL assume_abort_if_not(var_1_4 >= -32768) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L94] RET assume_abort_if_not(var_1_4 >= -32768) VAL [isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L95] CALL assume_abort_if_not(var_1_4 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L95] RET assume_abort_if_not(var_1_4 <= 32767) VAL [isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L96] CALL assume_abort_if_not(var_1_4 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L96] RET assume_abort_if_not(var_1_4 != 0) VAL [isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L97] var_1_5 = __VERIFIER_nondet_short() [L98] CALL assume_abort_if_not(var_1_5 >= -32768) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L98] RET assume_abort_if_not(var_1_5 >= -32768) VAL [isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L99] CALL assume_abort_if_not(var_1_5 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L99] RET assume_abort_if_not(var_1_5 <= 32767) VAL [isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L100] CALL assume_abort_if_not(var_1_5 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L100] RET assume_abort_if_not(var_1_5 != 0) VAL [isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L101] var_1_7 = __VERIFIER_nondet_double() [L102] CALL assume_abort_if_not((var_1_7 >= -461168.6018427382800e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=1/2, var_1_7=2, var_1_8=37/5, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=1/2, var_1_7=2, var_1_8=37/5, var_1_9=4] [L102] RET assume_abort_if_not((var_1_7 >= -461168.6018427382800e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=1/2, var_1_7=2, var_1_8=37/5, var_1_9=4] [L103] var_1_8 = __VERIFIER_nondet_double() [L104] CALL assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L104] RET assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L105] var_1_10 = __VERIFIER_nondet_uchar() [L106] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L106] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L107] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L107] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L108] var_1_13 = __VERIFIER_nondet_short() [L109] CALL assume_abort_if_not(var_1_13 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L109] RET assume_abort_if_not(var_1_13 >= -1) VAL [isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L110] CALL assume_abort_if_not(var_1_13 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L110] RET assume_abort_if_not(var_1_13 <= 32767) VAL [isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L111] var_1_14 = __VERIFIER_nondet_short() [L112] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=0, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=0, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L112] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=0, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L113] CALL assume_abort_if_not(var_1_14 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=0, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=0, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L113] RET assume_abort_if_not(var_1_14 <= 32767) VAL [isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=0, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L114] var_1_15 = __VERIFIER_nondet_ushort() [L115] CALL assume_abort_if_not(var_1_15 >= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=0, var_1_15=65534, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=0, var_1_15=65534, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L115] RET assume_abort_if_not(var_1_15 >= 32767) VAL [isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=0, var_1_15=65534, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L116] CALL assume_abort_if_not(var_1_15 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=0, var_1_15=65534, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=0, var_1_15=65534, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L116] RET assume_abort_if_not(var_1_15 <= 65534) VAL [isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=0, var_1_15=65534, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L117] var_1_16 = __VERIFIER_nondet_ushort() [L118] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=0, var_1_15=65534, var_1_16=1, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=0, var_1_15=65534, var_1_16=1, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L118] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=0, var_1_15=65534, var_1_16=1, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L119] CALL assume_abort_if_not(var_1_16 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=0, var_1_15=65534, var_1_16=1, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=0, var_1_15=65534, var_1_16=1, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L119] RET assume_abort_if_not(var_1_16 <= 32767) VAL [isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=0, var_1_15=65534, var_1_16=1, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L120] var_1_18 = __VERIFIER_nondet_char() [L121] CALL assume_abort_if_not(var_1_18 >= -127) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=0, var_1_15=65534, var_1_16=1, var_1_17=-8, var_1_18=126, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=0, var_1_15=65534, var_1_16=1, var_1_17=-8, var_1_18=126, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L121] RET assume_abort_if_not(var_1_18 >= -127) VAL [isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=0, var_1_15=65534, var_1_16=1, var_1_17=-8, var_1_18=126, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L122] CALL assume_abort_if_not(var_1_18 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=0, var_1_15=65534, var_1_16=1, var_1_17=-8, var_1_18=126, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=0, var_1_15=65534, var_1_16=1, var_1_17=-8, var_1_18=126, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L122] RET assume_abort_if_not(var_1_18 <= 126) VAL [isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=0, var_1_15=65534, var_1_16=1, var_1_17=-8, var_1_18=126, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L123] var_1_20 = __VERIFIER_nondet_short() [L124] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=0, var_1_15=65534, var_1_16=1, var_1_17=-8, var_1_18=126, var_1_19=50, var_1_1=-64, var_1_20=16231, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=0, var_1_15=65534, var_1_16=1, var_1_17=-8, var_1_18=126, var_1_19=50, var_1_1=-64, var_1_20=16231, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L124] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=0, var_1_15=65534, var_1_16=1, var_1_17=-8, var_1_18=126, var_1_19=50, var_1_1=-64, var_1_20=16231, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L125] CALL assume_abort_if_not(var_1_20 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=0, var_1_15=65534, var_1_16=1, var_1_17=-8, var_1_18=126, var_1_19=50, var_1_1=-64, var_1_20=16231, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=0, var_1_15=65534, var_1_16=1, var_1_17=-8, var_1_18=126, var_1_19=50, var_1_1=-64, var_1_20=16231, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L125] RET assume_abort_if_not(var_1_20 <= 16383) VAL [isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=0, var_1_15=65534, var_1_16=1, var_1_17=-8, var_1_18=126, var_1_19=50, var_1_1=-64, var_1_20=16231, var_1_21=10000, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L126] var_1_21 = __VERIFIER_nondet_short() [L127] CALL assume_abort_if_not(var_1_21 >= 8191) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=0, var_1_15=65534, var_1_16=1, var_1_17=-8, var_1_18=126, var_1_19=50, var_1_1=-64, var_1_20=16231, var_1_21=16383, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=0, var_1_15=65534, var_1_16=1, var_1_17=-8, var_1_18=126, var_1_19=50, var_1_1=-64, var_1_20=16231, var_1_21=16383, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L127] RET assume_abort_if_not(var_1_21 >= 8191) VAL [isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=0, var_1_15=65534, var_1_16=1, var_1_17=-8, var_1_18=126, var_1_19=50, var_1_1=-64, var_1_20=16231, var_1_21=16383, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L128] CALL assume_abort_if_not(var_1_21 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=0, var_1_15=65534, var_1_16=1, var_1_17=-8, var_1_18=126, var_1_19=50, var_1_1=-64, var_1_20=16231, var_1_21=16383, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=0, var_1_15=65534, var_1_16=1, var_1_17=-8, var_1_18=126, var_1_19=50, var_1_1=-64, var_1_20=16231, var_1_21=16383, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L128] RET assume_abort_if_not(var_1_21 <= 16383) VAL [isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=0, var_1_15=65534, var_1_16=1, var_1_17=-8, var_1_18=126, var_1_19=50, var_1_1=-64, var_1_20=16231, var_1_21=16383, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L141] RET updateVariables() [L142] CALL step() [L47] signed short int stepLocal_3 = var_1_3; VAL [isInitial=1, stepLocal_3=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=0, var_1_15=65534, var_1_16=1, var_1_17=-8, var_1_18=126, var_1_19=50, var_1_1=-64, var_1_20=16231, var_1_21=16383, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L48] EXPR (var_1_3 / var_1_4) & 8 VAL [(var_1_3 / var_1_4) & 8=0, isInitial=1, stepLocal_3=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=0, var_1_15=65534, var_1_16=1, var_1_17=-8, var_1_18=126, var_1_19=50, var_1_1=-64, var_1_20=16231, var_1_21=16383, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L48] signed long int stepLocal_2 = (var_1_3 / var_1_4) & 8; [L49] signed short int stepLocal_1 = var_1_3; [L50] signed long int stepLocal_0 = var_1_3 / ((((var_1_4) < (var_1_5)) ? (var_1_4) : (var_1_5))); VAL [isInitial=1, stepLocal_0=0, stepLocal_1=1, stepLocal_2=0, stepLocal_3=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=0, var_1_15=65534, var_1_16=1, var_1_17=-8, var_1_18=126, var_1_19=50, var_1_1=-64, var_1_20=16231, var_1_21=16383, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L51] COND FALSE !(var_1_2 <= stepLocal_2) VAL [isInitial=1, stepLocal_0=0, stepLocal_1=1, stepLocal_2=0, stepLocal_3=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=0, var_1_15=65534, var_1_16=1, var_1_17=-8, var_1_18=126, var_1_19=50, var_1_1=-64, var_1_20=16231, var_1_21=16383, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L60] COND TRUE stepLocal_1 <= var_1_2 [L61] var_1_1 = var_1_4 VAL [isInitial=1, stepLocal_0=0, stepLocal_1=1, stepLocal_2=0, stepLocal_3=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=0, var_1_15=65534, var_1_16=1, var_1_17=-8, var_1_18=126, var_1_19=50, var_1_1=2, var_1_20=16231, var_1_21=16383, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L66] COND TRUE var_1_2 <= var_1_3 [L67] var_1_6 = (var_1_7 + var_1_8) VAL [isInitial=1, stepLocal_0=0, stepLocal_1=1, stepLocal_2=0, stepLocal_3=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=0, var_1_15=65534, var_1_16=1, var_1_17=-8, var_1_18=126, var_1_19=50, var_1_1=2, var_1_20=16231, var_1_21=16383, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_7=2, var_1_8=3, var_1_9=4] [L69] COND FALSE !(\read(var_1_10)) VAL [isInitial=1, stepLocal_0=0, stepLocal_1=1, stepLocal_2=0, stepLocal_3=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=0, var_1_15=65534, var_1_16=1, var_1_17=-8, var_1_18=126, var_1_19=50, var_1_1=2, var_1_20=16231, var_1_21=16383, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_7=2, var_1_8=3, var_1_9=4] [L74] var_1_11 = (((((((2u) > ((3986216790u - var_1_9))) ? (2u) : ((3986216790u - var_1_9)))) < 0 ) ? -((((2u) > ((3986216790u - var_1_9))) ? (2u) : ((3986216790u - var_1_9)))) : ((((2u) > ((3986216790u - var_1_9))) ? (2u) : ((3986216790u - var_1_9)))))) VAL [isInitial=1, stepLocal_0=0, stepLocal_1=1, stepLocal_2=0, stepLocal_3=1, var_1_10=0, var_1_11=3986216786, var_1_12=256, var_1_13=-1, var_1_14=0, var_1_15=65534, var_1_16=1, var_1_17=-8, var_1_18=126, var_1_19=50, var_1_1=2, var_1_20=16231, var_1_21=16383, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_7=2, var_1_8=3, var_1_9=4] [L75] COND TRUE (var_1_5 * (var_1_13 - var_1_14)) <= var_1_3 [L76] var_1_12 = (var_1_15 - ((((var_1_14) > (var_1_16)) ? (var_1_14) : (var_1_16)))) VAL [isInitial=1, stepLocal_0=0, stepLocal_1=1, stepLocal_2=0, stepLocal_3=1, var_1_10=0, var_1_11=3986216786, var_1_12=65533, var_1_13=-1, var_1_14=0, var_1_15=65534, var_1_16=1, var_1_17=-8, var_1_18=126, var_1_19=50, var_1_1=2, var_1_20=16231, var_1_21=16383, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_7=2, var_1_8=3, var_1_9=4] [L78] var_1_17 = var_1_18 VAL [isInitial=1, stepLocal_0=0, stepLocal_1=1, stepLocal_2=0, stepLocal_3=1, var_1_10=0, var_1_11=3986216786, var_1_12=65533, var_1_13=-1, var_1_14=0, var_1_15=65534, var_1_16=1, var_1_17=126, var_1_18=126, var_1_19=50, var_1_1=2, var_1_20=16231, var_1_21=16383, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_7=2, var_1_8=3, var_1_9=4] [L79] COND TRUE var_1_13 <= var_1_12 [L80] var_1_19 = ((var_1_17 + 25) + (var_1_20 - (var_1_21 - 1))) VAL [isInitial=1, stepLocal_0=0, stepLocal_1=1, stepLocal_2=0, stepLocal_3=1, var_1_10=0, var_1_11=3986216786, var_1_12=65533, var_1_13=-1, var_1_14=0, var_1_15=65534, var_1_16=1, var_1_17=126, var_1_18=126, var_1_19=0, var_1_1=2, var_1_20=16231, var_1_21=16383, var_1_22=-2, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_7=2, var_1_8=3, var_1_9=4] [L84] var_1_22 = var_1_18 VAL [isInitial=1, stepLocal_0=0, stepLocal_1=1, stepLocal_2=0, stepLocal_3=1, var_1_10=0, var_1_11=3986216786, var_1_12=65533, var_1_13=-1, var_1_14=0, var_1_15=65534, var_1_16=1, var_1_17=126, var_1_18=126, var_1_19=0, var_1_1=2, var_1_20=16231, var_1_21=16383, var_1_22=126, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_7=2, var_1_8=3, var_1_9=4] [L142] RET step() [L143] CALL, EXPR property() [L133] EXPR (var_1_3 / var_1_4) & 8 VAL [(var_1_3 / var_1_4) & 8=0, isInitial=1, var_1_10=0, var_1_11=3986216786, var_1_12=65533, var_1_13=-1, var_1_14=0, var_1_15=65534, var_1_16=1, var_1_17=126, var_1_18=126, var_1_19=0, var_1_1=2, var_1_20=16231, var_1_21=16383, var_1_22=126, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_7=2, var_1_8=3, var_1_9=4] [L133-L134] return ((((((((var_1_2 <= ((var_1_3 / var_1_4) & 8)) ? ((-16 <= var_1_3) ? ((var_1_2 != (var_1_3 / ((((var_1_4) < (var_1_5)) ? (var_1_4) : (var_1_5))))) ? (var_1_1 == ((signed long int) ((((var_1_3) > (var_1_2)) ? (var_1_3) : (var_1_2))))) : (var_1_1 == ((signed long int) ((((var_1_2) < 0 ) ? -(var_1_2) : (var_1_2)))))) : 1) : ((var_1_3 <= var_1_2) ? (var_1_1 == ((signed long int) var_1_4)) : (var_1_1 == ((signed long int) var_1_3)))) && ((var_1_2 <= var_1_3) ? (var_1_6 == ((double) (var_1_7 + var_1_8))) : 1)) && (var_1_10 ? ((var_1_4 < (var_1_1 + var_1_5)) ? (var_1_9 == ((unsigned short int) 16)) : 1) : 1)) && (var_1_11 == ((unsigned long int) (((((((2u) > ((3986216790u - var_1_9))) ? (2u) : ((3986216790u - var_1_9)))) < 0 ) ? -((((2u) > ((3986216790u - var_1_9))) ? (2u) : ((3986216790u - var_1_9)))) : ((((2u) > ((3986216790u - var_1_9))) ? (2u) : ((3986216790u - var_1_9))))))))) && (((var_1_5 * (var_1_13 - var_1_14)) <= var_1_3) ? (var_1_12 == ((unsigned short int) (var_1_15 - ((((var_1_14) > (var_1_16)) ? (var_1_14) : (var_1_16)))))) : 1)) && (var_1_17 == ((signed char) var_1_18))) && ((var_1_13 <= var_1_12) ? (var_1_19 == ((signed short int) ((var_1_17 + 25) + (var_1_20 - (var_1_21 - 1))))) : (var_1_19 == ((signed short int) ((((((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18)))) > (var_1_17)) ? (((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18)))) : (var_1_17))))))) && (var_1_22 == ((signed char) var_1_18)) ; [L143] RET, EXPR property() [L143] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=0, var_1_11=3986216786, var_1_12=65533, var_1_13=-1, var_1_14=0, var_1_15=65534, var_1_16=1, var_1_17=126, var_1_18=126, var_1_19=0, var_1_1=2, var_1_20=16231, var_1_21=16383, var_1_22=126, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_7=2, var_1_8=3, var_1_9=4] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=0, var_1_11=3986216786, var_1_12=65533, var_1_13=-1, var_1_14=0, var_1_15=65534, var_1_16=1, var_1_17=126, var_1_18=126, var_1_19=0, var_1_1=2, var_1_20=16231, var_1_21=16383, var_1_22=126, var_1_2=1, var_1_3=1, var_1_4=2, var_1_5=3, var_1_7=2, var_1_8=3, var_1_9=4] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 79 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.1s, OverallIterations: 2, TraceHistogramMax: 28, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 115 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 115 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 175 GetRequests, 175 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=79occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 528 NumberOfCodeBlocks, 528 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 175 ConstructedInterpolants, 0 QuantifiedInterpolants, 175 SizeOfPredicates, 0 NumberOfNonLiveVariables, 416 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 1512/1512 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-06 22:24:11,439 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f160dd64-2f7e-42a2-9494-267effad67c9/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f160dd64-2f7e-42a2-9494-267effad67c9/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f160dd64-2f7e-42a2-9494-267effad67c9/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f160dd64-2f7e-42a2-9494-267effad67c9/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f160dd64-2f7e-42a2-9494-267effad67c9/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-98.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f160dd64-2f7e-42a2-9494-267effad67c9/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f160dd64-2f7e-42a2-9494-267effad67c9/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1aab861a420ae258d58e8cdb7baa3d890ad6a0a3ff243e7522ba05d5d977c664 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:24:14,118 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:24:14,206 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f160dd64-2f7e-42a2-9494-267effad67c9/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-06 22:24:14,212 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:24:14,213 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:24:14,241 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:24:14,246 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:24:14,246 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:24:14,250 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:24:14,250 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:24:14,251 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:24:14,253 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:24:14,253 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:24:14,256 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:24:14,257 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:24:14,258 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:24:14,259 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:24:14,263 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:24:14,264 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:24:14,264 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:24:14,265 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:24:14,265 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-06 22:24:14,266 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-06 22:24:14,266 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-06 22:24:14,267 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:24:14,268 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:24:14,268 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:24:14,269 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:24:14,269 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:24:14,270 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:24:14,271 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:24:14,272 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:24:14,272 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:24:14,273 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:24:14,273 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-06 22:24:14,273 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-06 22:24:14,274 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:24:14,274 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:24:14,274 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:24:14,275 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:24:14,275 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-06 22:24:14,276 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:24:14,276 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_f160dd64-2f7e-42a2-9494-267effad67c9/bin/uautomizer-verify-WvqO1wxjHP/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f160dd64-2f7e-42a2-9494-267effad67c9/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1aab861a420ae258d58e8cdb7baa3d890ad6a0a3ff243e7522ba05d5d977c664 [2023-11-06 22:24:14,714 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:24:14,743 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:24:14,746 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:24:14,748 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:24:14,748 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:24:14,750 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f160dd64-2f7e-42a2-9494-267effad67c9/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-98.i [2023-11-06 22:24:18,161 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:24:18,407 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:24:18,409 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f160dd64-2f7e-42a2-9494-267effad67c9/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-98.i [2023-11-06 22:24:18,427 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f160dd64-2f7e-42a2-9494-267effad67c9/bin/uautomizer-verify-WvqO1wxjHP/data/877371d11/56b10b7ef31c4dd6900a30caffbccc53/FLAGbba929129 [2023-11-06 22:24:18,442 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f160dd64-2f7e-42a2-9494-267effad67c9/bin/uautomizer-verify-WvqO1wxjHP/data/877371d11/56b10b7ef31c4dd6900a30caffbccc53 [2023-11-06 22:24:18,445 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:24:18,447 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:24:18,448 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:24:18,449 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:24:18,455 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:24:18,457 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:24:18" (1/1) ... [2023-11-06 22:24:18,459 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2af23fcb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:24:18, skipping insertion in model container [2023-11-06 22:24:18,459 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:24:18" (1/1) ... [2023-11-06 22:24:18,506 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:24:18,686 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_f160dd64-2f7e-42a2-9494-267effad67c9/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-98.i[917,930] [2023-11-06 22:24:18,749 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:24:18,766 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:24:18,791 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_f160dd64-2f7e-42a2-9494-267effad67c9/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-98.i[917,930] [2023-11-06 22:24:18,828 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:24:18,848 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:24:18,848 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:24:18 WrapperNode [2023-11-06 22:24:18,848 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:24:18,850 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:24:18,850 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:24:18,850 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:24:18,858 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:24:18" (1/1) ... [2023-11-06 22:24:18,872 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:24:18" (1/1) ... [2023-11-06 22:24:18,919 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 151 [2023-11-06 22:24:18,928 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:24:18,929 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:24:18,930 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:24:18,932 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:24:18,941 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:24:18" (1/1) ... [2023-11-06 22:24:18,942 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:24:18" (1/1) ... [2023-11-06 22:24:18,953 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:24:18" (1/1) ... [2023-11-06 22:24:18,956 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:24:18" (1/1) ... [2023-11-06 22:24:18,973 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:24:18" (1/1) ... [2023-11-06 22:24:18,991 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:24:18" (1/1) ... [2023-11-06 22:24:18,994 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:24:18" (1/1) ... [2023-11-06 22:24:19,006 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:24:18" (1/1) ... [2023-11-06 22:24:19,011 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:24:19,012 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:24:19,012 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:24:19,012 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:24:19,013 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:24:18" (1/1) ... [2023-11-06 22:24:19,028 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:24:19,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f160dd64-2f7e-42a2-9494-267effad67c9/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:24:19,062 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f160dd64-2f7e-42a2-9494-267effad67c9/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:24:19,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f160dd64-2f7e-42a2-9494-267effad67c9/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:24:19,098 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:24:19,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-06 22:24:19,099 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 22:24:19,099 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 22:24:19,099 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:24:19,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:24:19,243 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:24:19,246 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:24:20,403 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:24:20,418 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:24:20,418 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 22:24:20,422 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:24:20 BoogieIcfgContainer [2023-11-06 22:24:20,422 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:24:20,425 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:24:20,425 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:24:20,429 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:24:20,429 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:24:18" (1/3) ... [2023-11-06 22:24:20,430 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@108ccb75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:24:20, skipping insertion in model container [2023-11-06 22:24:20,430 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:24:18" (2/3) ... [2023-11-06 22:24:20,430 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@108ccb75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:24:20, skipping insertion in model container [2023-11-06 22:24:20,430 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:24:20" (3/3) ... [2023-11-06 22:24:20,432 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-98.i [2023-11-06 22:24:20,450 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:24:20,450 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 22:24:20,500 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:24:20,507 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@4bf37fd, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:24:20,507 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 22:24:20,512 INFO L276 IsEmpty]: Start isEmpty. Operand has 73 states, 42 states have (on average 1.3333333333333333) internal successors, (56), 43 states have internal predecessors, (56), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-06 22:24:20,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-11-06 22:24:20,532 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:24:20,533 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:24:20,534 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:24:20,540 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:24:20,540 INFO L85 PathProgramCache]: Analyzing trace with hash -852064174, now seen corresponding path program 1 times [2023-11-06 22:24:20,561 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:24:20,562 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [39715631] [2023-11-06 22:24:20,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:24:20,563 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:24:20,563 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f160dd64-2f7e-42a2-9494-267effad67c9/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:24:20,568 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f160dd64-2f7e-42a2-9494-267effad67c9/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-06 22:24:20,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f160dd64-2f7e-42a2-9494-267effad67c9/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-06 22:24:21,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:24:21,028 INFO L262 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-06 22:24:21,044 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:24:21,138 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 702 proven. 0 refuted. 0 times theorem prover too weak. 810 trivial. 0 not checked. [2023-11-06 22:24:21,138 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:24:21,139 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 22:24:21,139 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [39715631] [2023-11-06 22:24:21,140 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [39715631] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:24:21,140 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:24:21,141 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:24:21,143 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1906915639] [2023-11-06 22:24:21,144 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:24:21,150 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 22:24:21,150 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 22:24:21,203 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 22:24:21,204 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:24:21,206 INFO L87 Difference]: Start difference. First operand has 73 states, 42 states have (on average 1.3333333333333333) internal successors, (56), 43 states have internal predecessors, (56), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-06 22:24:21,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:24:21,245 INFO L93 Difference]: Finished difference Result 139 states and 246 transitions. [2023-11-06 22:24:21,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 22:24:21,248 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 172 [2023-11-06 22:24:21,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:24:21,258 INFO L225 Difference]: With dead ends: 139 [2023-11-06 22:24:21,258 INFO L226 Difference]: Without dead ends: 69 [2023-11-06 22:24:21,263 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 171 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:24:21,267 INFO L413 NwaCegarLoop]: 105 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, 105 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:24:21,269 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 105 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:24:21,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2023-11-06 22:24:21,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 69. [2023-11-06 22:24:21,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69 states, 39 states have (on average 1.2564102564102564) internal successors, (49), 39 states have internal predecessors, (49), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-06 22:24:21,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 105 transitions. [2023-11-06 22:24:21,329 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 105 transitions. Word has length 172 [2023-11-06 22:24:21,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:24:21,329 INFO L495 AbstractCegarLoop]: Abstraction has 69 states and 105 transitions. [2023-11-06 22:24:21,330 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-06 22:24:21,330 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 105 transitions. [2023-11-06 22:24:21,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-11-06 22:24:21,336 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:24:21,336 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:24:21,361 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f160dd64-2f7e-42a2-9494-267effad67c9/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-06 22:24:21,555 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f160dd64-2f7e-42a2-9494-267effad67c9/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:24:21,555 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:24:21,556 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:24:21,557 INFO L85 PathProgramCache]: Analyzing trace with hash -1848118694, now seen corresponding path program 1 times [2023-11-06 22:24:21,558 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:24:21,558 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1879224300] [2023-11-06 22:24:21,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:24:21,559 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:24:21,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f160dd64-2f7e-42a2-9494-267effad67c9/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:24:21,560 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f160dd64-2f7e-42a2-9494-267effad67c9/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-06 22:24:21,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f160dd64-2f7e-42a2-9494-267effad67c9/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-06 22:24:21,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:24:21,991 INFO L262 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 26 conjunts are in the unsatisfiable core [2023-11-06 22:24:22,018 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:25:27,137 WARN L293 SmtUtils]: Spent 5.57s on a formula simplification that was a NOOP. DAG size: 58 (called from [L 376] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-06 22:25:50,097 WARN L293 SmtUtils]: Spent 7.58s on a formula simplification that was a NOOP. DAG size: 78 (called from [L 376] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-06 22:26:11,994 WARN L293 SmtUtils]: Spent 6.53s on a formula simplification that was a NOOP. DAG size: 81 (called from [L 376] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-06 22:26:40,244 WARN L293 SmtUtils]: Spent 7.08s on a formula simplification that was a NOOP. DAG size: 99 (called from [L 376] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-06 22:27:06,267 WARN L293 SmtUtils]: Spent 8.11s on a formula simplification that was a NOOP. DAG size: 101 (called from [L 376] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)