./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-32.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c62293-02ad-4e7f-afae-d4696eedb8ad/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c62293-02ad-4e7f-afae-d4696eedb8ad/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c62293-02ad-4e7f-afae-d4696eedb8ad/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c62293-02ad-4e7f-afae-d4696eedb8ad/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-32.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c62293-02ad-4e7f-afae-d4696eedb8ad/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c62293-02ad-4e7f-afae-d4696eedb8ad/bin/uautomizer-verify-uCwYo4JHxu --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 905ea402cc55bdef24afb6746a861e91183650285de09f36be5802e4884371ad --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:37:19,107 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:37:19,224 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c62293-02ad-4e7f-afae-d4696eedb8ad/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-19 07:37:19,231 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:37:19,232 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:37:19,268 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:37:19,268 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:37:19,269 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:37:19,270 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:37:19,275 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:37:19,276 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:37:19,277 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:37:19,278 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:37:19,279 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:37:19,280 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:37:19,280 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:37:19,281 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:37:19,281 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:37:19,282 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:37:19,282 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:37:19,283 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:37:19,283 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:37:19,284 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:37:19,285 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:37:19,286 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:37:19,287 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:37:19,287 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:37:19,288 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:37:19,288 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:37:19,289 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:37:19,290 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:37:19,290 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:37:19,291 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:37:19,291 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 07:37:19,291 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:37:19,292 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:37:19,292 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:37:19,292 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:37:19,292 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:37:19,293 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_e9c62293-02ad-4e7f-afae-d4696eedb8ad/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c62293-02ad-4e7f-afae-d4696eedb8ad/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 905ea402cc55bdef24afb6746a861e91183650285de09f36be5802e4884371ad [2023-11-19 07:37:19,655 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:37:19,707 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:37:19,710 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:37:19,711 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:37:19,712 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:37:19,713 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c62293-02ad-4e7f-afae-d4696eedb8ad/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-32.i [2023-11-19 07:37:22,886 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:37:23,146 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:37:23,147 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c62293-02ad-4e7f-afae-d4696eedb8ad/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-32.i [2023-11-19 07:37:23,157 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c62293-02ad-4e7f-afae-d4696eedb8ad/bin/uautomizer-verify-uCwYo4JHxu/data/20d19332a/c3feefd1e6b248a8bb6b9e565395ec92/FLAG0e8e9e1e8 [2023-11-19 07:37:23,173 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c62293-02ad-4e7f-afae-d4696eedb8ad/bin/uautomizer-verify-uCwYo4JHxu/data/20d19332a/c3feefd1e6b248a8bb6b9e565395ec92 [2023-11-19 07:37:23,176 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:37:23,178 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:37:23,180 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:37:23,180 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:37:23,186 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:37:23,187 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:37:23" (1/1) ... [2023-11-19 07:37:23,188 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@416ec0ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:37:23, skipping insertion in model container [2023-11-19 07:37:23,188 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:37:23" (1/1) ... [2023-11-19 07:37:23,226 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:37:23,411 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_e9c62293-02ad-4e7f-afae-d4696eedb8ad/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-32.i[917,930] [2023-11-19 07:37:23,504 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:37:23,515 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:37:23,526 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_e9c62293-02ad-4e7f-afae-d4696eedb8ad/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-32.i[917,930] [2023-11-19 07:37:23,560 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:37:23,578 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:37:23,579 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:37:23 WrapperNode [2023-11-19 07:37:23,579 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:37:23,581 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:37:23,581 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:37:23,581 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:37:23,589 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:37:23" (1/1) ... [2023-11-19 07:37:23,601 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:37:23" (1/1) ... [2023-11-19 07:37:23,649 INFO L138 Inliner]: procedures = 26, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 158 [2023-11-19 07:37:23,649 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:37:23,650 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:37:23,651 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:37:23,651 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:37:23,661 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:37:23" (1/1) ... [2023-11-19 07:37:23,661 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:37:23" (1/1) ... [2023-11-19 07:37:23,665 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:37:23" (1/1) ... [2023-11-19 07:37:23,666 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:37:23" (1/1) ... [2023-11-19 07:37:23,686 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:37:23" (1/1) ... [2023-11-19 07:37:23,690 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:37:23" (1/1) ... [2023-11-19 07:37:23,693 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:37:23" (1/1) ... [2023-11-19 07:37:23,696 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:37:23" (1/1) ... [2023-11-19 07:37:23,700 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:37:23,701 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:37:23,701 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:37:23,702 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:37:23,703 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:37:23" (1/1) ... [2023-11-19 07:37:23,723 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:37:23,737 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c62293-02ad-4e7f-afae-d4696eedb8ad/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:37:23,754 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c62293-02ad-4e7f-afae-d4696eedb8ad/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:37:23,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c62293-02ad-4e7f-afae-d4696eedb8ad/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:37:23,798 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:37:23,798 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 07:37:23,799 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 07:37:23,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 07:37:23,799 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:37:23,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:37:23,942 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:37:23,944 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:37:24,388 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:37:24,398 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:37:24,398 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 07:37:24,403 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:37:24 BoogieIcfgContainer [2023-11-19 07:37:24,403 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:37:24,406 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:37:24,406 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:37:24,410 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:37:24,410 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:37:23" (1/3) ... [2023-11-19 07:37:24,411 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@215d351 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:37:24, skipping insertion in model container [2023-11-19 07:37:24,411 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:37:23" (2/3) ... [2023-11-19 07:37:24,412 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@215d351 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:37:24, skipping insertion in model container [2023-11-19 07:37:24,412 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:37:24" (3/3) ... [2023-11-19 07:37:24,414 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-32.i [2023-11-19 07:37:24,436 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:37:24,436 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 07:37:24,486 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:37:24,494 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@9739162, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:37:24,494 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 07:37:24,498 INFO L276 IsEmpty]: Start isEmpty. Operand has 73 states, 44 states have (on average 1.3636363636363635) internal successors, (60), 45 states have internal predecessors, (60), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-19 07:37:24,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2023-11-19 07:37:24,514 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:37:24,515 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:37:24,516 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:37:24,521 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:37:24,521 INFO L85 PathProgramCache]: Analyzing trace with hash 708788799, now seen corresponding path program 1 times [2023-11-19 07:37:24,531 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:37:24,531 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [546884055] [2023-11-19 07:37:24,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:37:24,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:37:24,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:24,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-19 07:37:24,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:24,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-19 07:37:24,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:24,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-19 07:37:24,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:24,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-19 07:37:25,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:25,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-19 07:37:25,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:25,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-19 07:37:25,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:25,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-19 07:37:25,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:25,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-19 07:37:25,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:25,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-11-19 07:37:25,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:25,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-11-19 07:37:25,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:25,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-11-19 07:37:25,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:25,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-11-19 07:37:25,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:25,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-19 07:37:25,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:25,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-11-19 07:37:25,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:25,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-19 07:37:25,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:25,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-11-19 07:37:25,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:25,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-11-19 07:37:25,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:25,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2023-11-19 07:37:25,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:25,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-11-19 07:37:25,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:25,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-19 07:37:25,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:25,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2023-11-19 07:37:25,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:25,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-19 07:37:25,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:25,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-11-19 07:37:25,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:25,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2023-11-19 07:37:25,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:25,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2023-11-19 07:37:25,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:25,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2023-11-19 07:37:25,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:25,233 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-19 07:37:25,234 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:37:25,234 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [546884055] [2023-11-19 07:37:25,235 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [546884055] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:37:25,235 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:37:25,235 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:37:25,237 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2055482754] [2023-11-19 07:37:25,239 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:37:25,245 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 07:37:25,245 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:37:25,290 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 07:37:25,291 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:37:25,294 INFO L87 Difference]: Start difference. First operand has 73 states, 44 states have (on average 1.3636363636363635) internal successors, (60), 45 states have internal predecessors, (60), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) Second operand has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-19 07:37:25,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:37:25,351 INFO L93 Difference]: Finished difference Result 139 states and 244 transitions. [2023-11-19 07:37:25,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 07:37:25,354 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) Word has length 162 [2023-11-19 07:37:25,355 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:37:25,366 INFO L225 Difference]: With dead ends: 139 [2023-11-19 07:37:25,367 INFO L226 Difference]: Without dead ends: 69 [2023-11-19 07:37:25,373 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:37:25,378 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 [2023-11-19 07:37:25,380 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] [2023-11-19 07:37:25,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2023-11-19 07:37:25,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 69. [2023-11-19 07:37:25,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69 states, 41 states have (on average 1.2926829268292683) internal successors, (53), 41 states have internal predecessors, (53), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-19 07:37:25,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 105 transitions. [2023-11-19 07:37:25,463 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 105 transitions. Word has length 162 [2023-11-19 07:37:25,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:37:25,464 INFO L495 AbstractCegarLoop]: Abstraction has 69 states and 105 transitions. [2023-11-19 07:37:25,465 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-19 07:37:25,466 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 105 transitions. [2023-11-19 07:37:25,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2023-11-19 07:37:25,476 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:37:25,477 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:37:25,477 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 07:37:25,477 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:37:25,478 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:37:25,478 INFO L85 PathProgramCache]: Analyzing trace with hash -1290435193, now seen corresponding path program 1 times [2023-11-19 07:37:25,478 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:37:25,479 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1922838635] [2023-11-19 07:37:25,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:37:25,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:37:25,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:25,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-19 07:37:25,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:25,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-19 07:37:25,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:26,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-19 07:37:26,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:26,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-19 07:37:26,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:26,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-19 07:37:26,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:26,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-19 07:37:26,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:26,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-19 07:37:26,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:26,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-19 07:37:26,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:26,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-11-19 07:37:26,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:26,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-11-19 07:37:26,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:26,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-11-19 07:37:26,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:26,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-11-19 07:37:26,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:26,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-19 07:37:26,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:26,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-11-19 07:37:26,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:26,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-19 07:37:26,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:26,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-11-19 07:37:26,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:26,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-11-19 07:37:26,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:26,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2023-11-19 07:37:26,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:26,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-11-19 07:37:26,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:26,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-19 07:37:26,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:26,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2023-11-19 07:37:26,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:26,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-19 07:37:26,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:26,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-11-19 07:37:26,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:26,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2023-11-19 07:37:26,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:26,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2023-11-19 07:37:26,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:26,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2023-11-19 07:37:26,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:26,118 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-19 07:37:26,118 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:37:26,119 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1922838635] [2023-11-19 07:37:26,119 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1922838635] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:37:26,119 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:37:26,120 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 07:37:26,120 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1514216125] [2023-11-19 07:37:26,120 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:37:26,123 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:37:26,123 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:37:26,125 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:37:26,125 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:37:26,126 INFO L87 Difference]: Start difference. First operand 69 states and 105 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-19 07:37:26,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:37:26,215 INFO L93 Difference]: Finished difference Result 165 states and 249 transitions. [2023-11-19 07:37:26,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:37:26,216 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 162 [2023-11-19 07:37:26,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:37:26,219 INFO L225 Difference]: With dead ends: 165 [2023-11-19 07:37:26,219 INFO L226 Difference]: Without dead ends: 99 [2023-11-19 07:37:26,221 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:37:26,222 INFO L413 NwaCegarLoop]: 132 mSDtfsCounter, 43 mSDsluCounter, 84 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 43 SdHoareTripleChecker+Valid, 216 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-19 07:37:26,223 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [43 Valid, 216 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-19 07:37:26,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2023-11-19 07:37:26,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 96. [2023-11-19 07:37:26,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 61 states have (on average 1.3114754098360655) internal successors, (80), 62 states have internal predecessors, (80), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 31 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-19 07:37:26,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 144 transitions. [2023-11-19 07:37:26,256 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 144 transitions. Word has length 162 [2023-11-19 07:37:26,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:37:26,257 INFO L495 AbstractCegarLoop]: Abstraction has 96 states and 144 transitions. [2023-11-19 07:37:26,258 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-19 07:37:26,258 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 144 transitions. [2023-11-19 07:37:26,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2023-11-19 07:37:26,262 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:37:26,262 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:37:26,263 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-19 07:37:26,263 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:37:26,263 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:37:26,263 INFO L85 PathProgramCache]: Analyzing trace with hash -589370615, now seen corresponding path program 1 times [2023-11-19 07:37:26,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:37:26,266 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [950926632] [2023-11-19 07:37:26,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:37:26,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:37:26,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:26,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-19 07:37:26,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:26,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-19 07:37:26,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:26,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-19 07:37:26,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:26,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-19 07:37:26,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:26,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-19 07:37:26,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:26,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-19 07:37:26,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:26,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-19 07:37:26,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:26,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-19 07:37:26,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:26,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-11-19 07:37:26,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:26,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-11-19 07:37:26,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:26,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-11-19 07:37:26,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:26,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-11-19 07:37:26,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:26,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-19 07:37:26,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:26,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-11-19 07:37:26,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:26,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-19 07:37:26,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:26,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-11-19 07:37:26,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:26,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-11-19 07:37:26,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:26,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2023-11-19 07:37:26,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:26,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-11-19 07:37:26,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:26,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-19 07:37:26,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:26,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2023-11-19 07:37:26,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:26,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-19 07:37:26,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:26,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-11-19 07:37:26,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:26,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2023-11-19 07:37:26,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:26,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2023-11-19 07:37:26,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:26,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2023-11-19 07:37:26,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:26,779 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 63 proven. 12 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2023-11-19 07:37:26,780 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:37:26,780 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [950926632] [2023-11-19 07:37:26,780 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [950926632] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-19 07:37:26,782 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1314941170] [2023-11-19 07:37:26,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:37:26,784 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:37:26,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c62293-02ad-4e7f-afae-d4696eedb8ad/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:37:26,788 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c62293-02ad-4e7f-afae-d4696eedb8ad/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:37:26,804 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c62293-02ad-4e7f-afae-d4696eedb8ad/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 07:37:26,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:26,957 INFO L262 TraceCheckSpWp]: Trace formula consists of 383 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 07:37:26,972 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:37:27,189 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 403 proven. 12 refuted. 0 times theorem prover too weak. 885 trivial. 0 not checked. [2023-11-19 07:37:27,189 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 07:37:27,399 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 63 proven. 12 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2023-11-19 07:37:27,400 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1314941170] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 07:37:27,400 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-19 07:37:27,400 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 7 [2023-11-19 07:37:27,401 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [746836059] [2023-11-19 07:37:27,401 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-19 07:37:27,402 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-19 07:37:27,402 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:37:27,403 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-19 07:37:27,404 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-19 07:37:27,404 INFO L87 Difference]: Start difference. First operand 96 states and 144 transitions. Second operand has 7 states, 7 states have (on average 6.285714285714286) internal successors, (44), 7 states have internal predecessors, (44), 2 states have call successors, (30), 2 states have call predecessors, (30), 4 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2023-11-19 07:37:27,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:37:27,771 INFO L93 Difference]: Finished difference Result 234 states and 350 transitions. [2023-11-19 07:37:27,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-19 07:37:27,772 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.285714285714286) internal successors, (44), 7 states have internal predecessors, (44), 2 states have call successors, (30), 2 states have call predecessors, (30), 4 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 162 [2023-11-19 07:37:27,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:37:27,776 INFO L225 Difference]: With dead ends: 234 [2023-11-19 07:37:27,777 INFO L226 Difference]: Without dead ends: 141 [2023-11-19 07:37:27,778 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 382 GetRequests, 371 SyntacticMatches, 2 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2023-11-19 07:37:27,779 INFO L413 NwaCegarLoop]: 109 mSDtfsCounter, 137 mSDsluCounter, 105 mSDsCounter, 0 mSdLazyCounter, 209 mSolverCounterSat, 91 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 158 SdHoareTripleChecker+Valid, 214 SdHoareTripleChecker+Invalid, 300 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 91 IncrementalHoareTripleChecker+Valid, 209 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-19 07:37:27,780 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [158 Valid, 214 Invalid, 300 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [91 Valid, 209 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-19 07:37:27,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2023-11-19 07:37:27,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 134. [2023-11-19 07:37:27,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 134 states, 77 states have (on average 1.2207792207792207) internal successors, (94), 79 states have internal predecessors, (94), 53 states have call successors, (53), 3 states have call predecessors, (53), 3 states have return successors, (53), 51 states have call predecessors, (53), 53 states have call successors, (53) [2023-11-19 07:37:27,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 200 transitions. [2023-11-19 07:37:27,829 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 200 transitions. Word has length 162 [2023-11-19 07:37:27,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:37:27,830 INFO L495 AbstractCegarLoop]: Abstraction has 134 states and 200 transitions. [2023-11-19 07:37:27,830 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.285714285714286) internal successors, (44), 7 states have internal predecessors, (44), 2 states have call successors, (30), 2 states have call predecessors, (30), 4 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2023-11-19 07:37:27,830 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 200 transitions. [2023-11-19 07:37:27,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-11-19 07:37:27,834 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:37:27,836 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:37:27,864 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c62293-02ad-4e7f-afae-d4696eedb8ad/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-19 07:37:28,058 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c62293-02ad-4e7f-afae-d4696eedb8ad/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:37:28,058 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:37:28,059 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:37:28,059 INFO L85 PathProgramCache]: Analyzing trace with hash 112782112, now seen corresponding path program 1 times [2023-11-19 07:37:28,059 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:37:28,059 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1429069135] [2023-11-19 07:37:28,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:37:28,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:37:28,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:37:28,196 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:37:28,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:37:28,384 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:37:28,384 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 07:37:28,385 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 07:37:28,387 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-19 07:37:28,391 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2023-11-19 07:37:28,395 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 07:37:28,526 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 07:37:28 BoogieIcfgContainer [2023-11-19 07:37:28,526 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 07:37:28,527 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 07:37:28,527 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 07:37:28,527 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 07:37:28,528 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:37:24" (3/4) ... [2023-11-19 07:37:28,530 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 07:37:28,531 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 07:37:28,532 INFO L158 Benchmark]: Toolchain (without parser) took 5353.91ms. Allocated memory was 144.7MB in the beginning and 205.5MB in the end (delta: 60.8MB). Free memory was 99.2MB in the beginning and 75.2MB in the end (delta: 24.0MB). Peak memory consumption was 85.1MB. Max. memory is 16.1GB. [2023-11-19 07:37:28,532 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 144.7MB. Free memory is still 119.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:37:28,533 INFO L158 Benchmark]: CACSL2BoogieTranslator took 400.07ms. Allocated memory is still 144.7MB. Free memory was 98.9MB in the beginning and 85.2MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 07:37:28,533 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.14ms. Allocated memory is still 144.7MB. Free memory was 85.2MB in the beginning and 81.9MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 07:37:28,534 INFO L158 Benchmark]: Boogie Preprocessor took 50.22ms. Allocated memory is still 144.7MB. Free memory was 81.6MB in the beginning and 79.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 07:37:28,534 INFO L158 Benchmark]: RCFGBuilder took 701.85ms. Allocated memory was 144.7MB in the beginning and 205.5MB in the end (delta: 60.8MB). Free memory was 79.8MB in the beginning and 170.9MB in the end (delta: -91.1MB). Peak memory consumption was 26.1MB. Max. memory is 16.1GB. [2023-11-19 07:37:28,535 INFO L158 Benchmark]: TraceAbstraction took 4120.68ms. Allocated memory is still 205.5MB. Free memory was 169.8MB in the beginning and 75.2MB in the end (delta: 94.7MB). Peak memory consumption was 94.7MB. Max. memory is 16.1GB. [2023-11-19 07:37:28,535 INFO L158 Benchmark]: Witness Printer took 4.39ms. Allocated memory is still 205.5MB. Free memory is still 75.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:37:28,538 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 144.7MB. Free memory is still 119.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 400.07ms. Allocated memory is still 144.7MB. Free memory was 98.9MB in the beginning and 85.2MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.14ms. Allocated memory is still 144.7MB. Free memory was 85.2MB in the beginning and 81.9MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.22ms. Allocated memory is still 144.7MB. Free memory was 81.6MB in the beginning and 79.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 701.85ms. Allocated memory was 144.7MB in the beginning and 205.5MB in the end (delta: 60.8MB). Free memory was 79.8MB in the beginning and 170.9MB in the end (delta: -91.1MB). Peak memory consumption was 26.1MB. Max. memory is 16.1GB. * TraceAbstraction took 4120.68ms. Allocated memory is still 205.5MB. Free memory was 169.8MB in the beginning and 75.2MB in the end (delta: 94.7MB). Peak memory consumption was 94.7MB. Max. memory is 16.1GB. * Witness Printer took 4.39ms. Allocated memory is still 205.5MB. Free memory is still 75.2MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 139, overapproximation of someBinaryDOUBLEComparisonOperation at line 139. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 2; [L23] unsigned char var_1_2 = 0; [L24] signed long int var_1_3 = -25; [L25] unsigned char var_1_4 = 100; [L26] unsigned char var_1_5 = 2; [L27] unsigned char var_1_6 = 64; [L28] unsigned char var_1_7 = 32; [L29] unsigned char var_1_8 = 32; [L30] float var_1_9 = 100.5; [L31] unsigned char var_1_10 = 4; [L32] float var_1_11 = 0.8; [L33] float var_1_12 = 2.5; [L34] signed short int var_1_13 = -32; [L35] float var_1_14 = 3.2; [L36] unsigned char var_1_15 = 1; [L37] unsigned char var_1_16 = 0; [L38] unsigned char var_1_17 = 0; [L39] float var_1_18 = 0.25; [L40] float var_1_19 = 100000000.25; [L41] signed char var_1_20 = 0; [L42] signed char var_1_21 = 10; [L43] double var_1_22 = 1000000.5; [L44] unsigned long int var_1_23 = 256; [L45] unsigned long int var_1_24 = 50; VAL [isInitial=0, var_1_10=4, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_14=16/5, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=-25, var_1_4=100, var_1_5=2, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L143] isInitial = 1 [L144] FCALL initially() [L145] COND TRUE 1 [L146] FCALL updateLastVariables() [L147] CALL updateVariables() [L94] var_1_2 = __VERIFIER_nondet_uchar() [L95] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=4, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_14=16/5, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_3=-25, var_1_4=100, var_1_5=2, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=4, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_14=16/5, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_3=-25, var_1_4=100, var_1_5=2, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L95] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=4, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_14=16/5, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_3=-25, var_1_4=100, var_1_5=2, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L96] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=4, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_14=16/5, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=-25, var_1_4=100, var_1_5=2, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=4, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_14=16/5, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=-25, var_1_4=100, var_1_5=2, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L96] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, var_1_10=4, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_14=16/5, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=-25, var_1_4=100, var_1_5=2, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L97] var_1_3 = __VERIFIER_nondet_long() [L98] CALL assume_abort_if_not(var_1_3 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=4, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_14=16/5, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=100, var_1_5=2, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=4, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_14=16/5, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=100, var_1_5=2, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L98] RET assume_abort_if_not(var_1_3 >= -2147483648) VAL [isInitial=1, var_1_10=4, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_14=16/5, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=100, var_1_5=2, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L99] CALL assume_abort_if_not(var_1_3 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=4, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_14=16/5, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=100, var_1_5=2, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=4, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_14=16/5, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=100, var_1_5=2, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L99] RET assume_abort_if_not(var_1_3 <= 2147483647) VAL [isInitial=1, var_1_10=4, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_14=16/5, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=100, var_1_5=2, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L100] var_1_4 = __VERIFIER_nondet_uchar() [L101] CALL assume_abort_if_not(var_1_4 >= 95) VAL [\old(cond)=1, isInitial=1, var_1_10=4, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_14=16/5, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=2, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=4, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_14=16/5, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=2, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L101] RET assume_abort_if_not(var_1_4 >= 95) VAL [isInitial=1, var_1_10=4, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_14=16/5, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=2, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L102] CALL assume_abort_if_not(var_1_4 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=4, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_14=16/5, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=2, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=4, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_14=16/5, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=2, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L102] RET assume_abort_if_not(var_1_4 <= 127) VAL [isInitial=1, var_1_10=4, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_14=16/5, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=2, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L103] var_1_5 = __VERIFIER_nondet_uchar() [L104] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=4, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_14=16/5, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=1, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=4, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_14=16/5, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=1, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L104] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_10=4, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_14=16/5, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=1, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L105] CALL assume_abort_if_not(var_1_5 <= 32) VAL [\old(cond)=1, isInitial=1, var_1_10=4, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_14=16/5, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=1, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=4, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_14=16/5, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=1, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L105] RET assume_abort_if_not(var_1_5 <= 32) VAL [isInitial=1, var_1_10=4, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_14=16/5, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=1, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L106] var_1_6 = __VERIFIER_nondet_uchar() [L107] CALL assume_abort_if_not(var_1_6 >= 64) VAL [\old(cond)=1, isInitial=1, var_1_10=4, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_14=16/5, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=1, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=4, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_14=16/5, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=1, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L107] RET assume_abort_if_not(var_1_6 >= 64) VAL [isInitial=1, var_1_10=4, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_14=16/5, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=1, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L108] CALL assume_abort_if_not(var_1_6 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=4, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_14=16/5, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=1, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=4, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_14=16/5, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=1, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L108] RET assume_abort_if_not(var_1_6 <= 127) VAL [isInitial=1, var_1_10=4, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_14=16/5, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=1, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L109] var_1_7 = __VERIFIER_nondet_uchar() [L110] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=4, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_14=16/5, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=1, var_1_6=64, var_1_7=64, var_1_8=32, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=4, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_14=16/5, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=1, var_1_6=64, var_1_7=64, var_1_8=32, var_1_9=201/2] [L110] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, var_1_10=4, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_14=16/5, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=1, var_1_6=64, var_1_7=64, var_1_8=32, var_1_9=201/2] [L111] CALL assume_abort_if_not(var_1_7 <= 64) VAL [\old(cond)=1, isInitial=1, var_1_10=4, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_14=16/5, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=1, var_1_6=64, var_1_7=64, var_1_8=32, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=4, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_14=16/5, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=1, var_1_6=64, var_1_7=64, var_1_8=32, var_1_9=201/2] [L111] RET assume_abort_if_not(var_1_7 <= 64) VAL [isInitial=1, var_1_10=4, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_14=16/5, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=1, var_1_6=64, var_1_7=64, var_1_8=32, var_1_9=201/2] [L112] var_1_8 = __VERIFIER_nondet_uchar() [L113] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=4, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_14=16/5, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=1, var_1_6=64, var_1_7=64, var_1_8=29, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=4, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_14=16/5, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=1, var_1_6=64, var_1_7=64, var_1_8=29, var_1_9=201/2] [L113] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, var_1_10=4, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_14=16/5, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=1, var_1_6=64, var_1_7=64, var_1_8=29, var_1_9=201/2] [L114] CALL assume_abort_if_not(var_1_8 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=4, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_14=16/5, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=1, var_1_6=64, var_1_7=64, var_1_8=29, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=4, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_14=16/5, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=1, var_1_6=64, var_1_7=64, var_1_8=29, var_1_9=201/2] [L114] RET assume_abort_if_not(var_1_8 <= 63) VAL [isInitial=1, var_1_10=4, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_14=16/5, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=1, var_1_6=64, var_1_7=64, var_1_8=29, var_1_9=201/2] [L115] var_1_10 = __VERIFIER_nondet_uchar() [L116] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_14=16/5, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=1, var_1_6=64, var_1_7=64, var_1_8=29, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_14=16/5, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=1, var_1_6=64, var_1_7=64, var_1_8=29, var_1_9=201/2] [L116] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_14=16/5, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=1, var_1_6=64, var_1_7=64, var_1_8=29, var_1_9=201/2] [L117] CALL assume_abort_if_not(var_1_10 <= 255) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_14=16/5, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=1, var_1_6=64, var_1_7=64, var_1_8=29, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_14=16/5, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=1, var_1_6=64, var_1_7=64, var_1_8=29, var_1_9=201/2] [L117] RET assume_abort_if_not(var_1_10 <= 255) VAL [isInitial=1, var_1_10=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_14=16/5, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=1, var_1_6=64, var_1_7=64, var_1_8=29, var_1_9=201/2] [L118] var_1_11 = __VERIFIER_nondet_float() [L119] CALL assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=100000006, var_1_12=5/2, var_1_13=-32, var_1_14=16/5, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=1, var_1_6=64, var_1_7=64, var_1_8=29, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=100000006, var_1_12=5/2, var_1_13=-32, var_1_14=16/5, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=1, var_1_6=64, var_1_7=64, var_1_8=29, var_1_9=201/2] [L119] RET assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=100000006, var_1_12=5/2, var_1_13=-32, var_1_14=16/5, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=1, var_1_6=64, var_1_7=64, var_1_8=29, var_1_9=201/2] [L120] var_1_12 = __VERIFIER_nondet_float() [L121] CALL assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=100000006, var_1_12=100000005, var_1_13=-32, var_1_14=16/5, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=1, var_1_6=64, var_1_7=64, var_1_8=29, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=100000006, var_1_12=100000005, var_1_13=-32, var_1_14=16/5, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=1, var_1_6=64, var_1_7=64, var_1_8=29, var_1_9=201/2] [L121] RET assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=100000006, var_1_12=100000005, var_1_13=-32, var_1_14=16/5, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=1, var_1_6=64, var_1_7=64, var_1_8=29, var_1_9=201/2] [L122] var_1_14 = __VERIFIER_nondet_float() [L123] CALL assume_abort_if_not((var_1_14 >= -922337.2036854776000e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=100000006, var_1_12=100000005, var_1_13=-32, var_1_14=100000008, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=1, var_1_6=64, var_1_7=64, var_1_8=29, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=100000006, var_1_12=100000005, var_1_13=-32, var_1_14=100000008, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=1, var_1_6=64, var_1_7=64, var_1_8=29, var_1_9=201/2] [L123] RET assume_abort_if_not((var_1_14 >= -922337.2036854776000e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=100000006, var_1_12=100000005, var_1_13=-32, var_1_14=100000008, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=1, var_1_6=64, var_1_7=64, var_1_8=29, var_1_9=201/2] [L124] var_1_16 = __VERIFIER_nondet_uchar() [L125] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=100000006, var_1_12=100000005, var_1_13=-32, var_1_14=100000008, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=1, var_1_6=64, var_1_7=64, var_1_8=29, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=100000006, var_1_12=100000005, var_1_13=-32, var_1_14=100000008, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=1, var_1_6=64, var_1_7=64, var_1_8=29, var_1_9=201/2] [L125] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=100000006, var_1_12=100000005, var_1_13=-32, var_1_14=100000008, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=1, var_1_6=64, var_1_7=64, var_1_8=29, var_1_9=201/2] [L126] CALL assume_abort_if_not(var_1_16 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=100000006, var_1_12=100000005, var_1_13=-32, var_1_14=100000008, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=1, var_1_6=64, var_1_7=64, var_1_8=29, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=100000006, var_1_12=100000005, var_1_13=-32, var_1_14=100000008, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=1, var_1_6=64, var_1_7=64, var_1_8=29, var_1_9=201/2] [L126] RET assume_abort_if_not(var_1_16 <= 0) VAL [isInitial=1, var_1_10=0, var_1_11=100000006, var_1_12=100000005, var_1_13=-32, var_1_14=100000008, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=1, var_1_6=64, var_1_7=64, var_1_8=29, var_1_9=201/2] [L127] var_1_17 = __VERIFIER_nondet_uchar() [L128] CALL assume_abort_if_not(var_1_17 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=100000006, var_1_12=100000005, var_1_13=-32, var_1_14=100000008, var_1_15=1, var_1_16=0, var_1_17=1, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=1, var_1_6=64, var_1_7=64, var_1_8=29, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=100000006, var_1_12=100000005, var_1_13=-32, var_1_14=100000008, var_1_15=1, var_1_16=0, var_1_17=1, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=1, var_1_6=64, var_1_7=64, var_1_8=29, var_1_9=201/2] [L128] RET assume_abort_if_not(var_1_17 >= 1) VAL [isInitial=1, var_1_10=0, var_1_11=100000006, var_1_12=100000005, var_1_13=-32, var_1_14=100000008, var_1_15=1, var_1_16=0, var_1_17=1, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=1, var_1_6=64, var_1_7=64, var_1_8=29, var_1_9=201/2] [L129] CALL assume_abort_if_not(var_1_17 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=100000006, var_1_12=100000005, var_1_13=-32, var_1_14=100000008, var_1_15=1, var_1_16=0, var_1_17=1, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=1, var_1_6=64, var_1_7=64, var_1_8=29, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=100000006, var_1_12=100000005, var_1_13=-32, var_1_14=100000008, var_1_15=1, var_1_16=0, var_1_17=1, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=1, var_1_6=64, var_1_7=64, var_1_8=29, var_1_9=201/2] [L129] RET assume_abort_if_not(var_1_17 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=100000006, var_1_12=100000005, var_1_13=-32, var_1_14=100000008, var_1_15=1, var_1_16=0, var_1_17=1, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=1, var_1_6=64, var_1_7=64, var_1_8=29, var_1_9=201/2] [L130] var_1_19 = __VERIFIER_nondet_float() [L131] CALL assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=100000006, var_1_12=100000005, var_1_13=-32, var_1_14=100000008, var_1_15=1, var_1_16=0, var_1_17=1, var_1_18=1/4, var_1_19=100000007, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=1, var_1_6=64, var_1_7=64, var_1_8=29, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=100000006, var_1_12=100000005, var_1_13=-32, var_1_14=100000008, var_1_15=1, var_1_16=0, var_1_17=1, var_1_18=1/4, var_1_19=100000007, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=1, var_1_6=64, var_1_7=64, var_1_8=29, var_1_9=201/2] [L131] RET assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=100000006, var_1_12=100000005, var_1_13=-32, var_1_14=100000008, var_1_15=1, var_1_16=0, var_1_17=1, var_1_18=1/4, var_1_19=100000007, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=1, var_1_6=64, var_1_7=64, var_1_8=29, var_1_9=201/2] [L132] var_1_21 = __VERIFIER_nondet_char() [L133] CALL assume_abort_if_not(var_1_21 >= -31) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=100000006, var_1_12=100000005, var_1_13=-32, var_1_14=100000008, var_1_15=1, var_1_16=0, var_1_17=1, var_1_18=1/4, var_1_19=100000007, var_1_1=2, var_1_20=0, var_1_21=-31, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=1, var_1_6=64, var_1_7=64, var_1_8=29, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=100000006, var_1_12=100000005, var_1_13=-32, var_1_14=100000008, var_1_15=1, var_1_16=0, var_1_17=1, var_1_18=1/4, var_1_19=100000007, var_1_1=2, var_1_20=0, var_1_21=-31, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=1, var_1_6=64, var_1_7=64, var_1_8=29, var_1_9=201/2] [L133] RET assume_abort_if_not(var_1_21 >= -31) VAL [isInitial=1, var_1_10=0, var_1_11=100000006, var_1_12=100000005, var_1_13=-32, var_1_14=100000008, var_1_15=1, var_1_16=0, var_1_17=1, var_1_18=1/4, var_1_19=100000007, var_1_1=2, var_1_20=0, var_1_21=-31, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=1, var_1_6=64, var_1_7=64, var_1_8=29, var_1_9=201/2] [L134] CALL assume_abort_if_not(var_1_21 <= 31) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=100000006, var_1_12=100000005, var_1_13=-32, var_1_14=100000008, var_1_15=1, var_1_16=0, var_1_17=1, var_1_18=1/4, var_1_19=100000007, var_1_1=2, var_1_20=0, var_1_21=-31, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=1, var_1_6=64, var_1_7=64, var_1_8=29, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=100000006, var_1_12=100000005, var_1_13=-32, var_1_14=100000008, var_1_15=1, var_1_16=0, var_1_17=1, var_1_18=1/4, var_1_19=100000007, var_1_1=2, var_1_20=0, var_1_21=-31, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=1, var_1_6=64, var_1_7=64, var_1_8=29, var_1_9=201/2] [L134] RET assume_abort_if_not(var_1_21 <= 31) VAL [isInitial=1, var_1_10=0, var_1_11=100000006, var_1_12=100000005, var_1_13=-32, var_1_14=100000008, var_1_15=1, var_1_16=0, var_1_17=1, var_1_18=1/4, var_1_19=100000007, var_1_1=2, var_1_20=0, var_1_21=-31, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=1, var_1_6=64, var_1_7=64, var_1_8=29, var_1_9=201/2] [L147] RET updateVariables() [L148] CALL step() [L49] COND TRUE -32 < var_1_3 [L50] var_1_1 = (((var_1_4 - var_1_5) + var_1_6) - (var_1_7 + ((((var_1_8) < 0 ) ? -(var_1_8) : (var_1_8))))) VAL [isInitial=1, var_1_10=0, var_1_11=100000006, var_1_12=100000005, var_1_13=-32, var_1_14=100000008, var_1_15=1, var_1_16=0, var_1_17=1, var_1_18=1/4, var_1_19=100000007, var_1_1=65, var_1_20=0, var_1_21=-31, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=1, var_1_6=64, var_1_7=64, var_1_8=29, var_1_9=201/2] [L52] COND FALSE !((var_1_10 + ((((var_1_3) > (var_1_6)) ? (var_1_3) : (var_1_6)))) == var_1_5) [L55] var_1_9 = var_1_12 VAL [isInitial=1, var_1_10=0, var_1_11=100000006, var_1_12=100000005, var_1_13=-32, var_1_14=100000008, var_1_15=1, var_1_16=0, var_1_17=1, var_1_18=1/4, var_1_19=100000007, var_1_1=65, var_1_20=0, var_1_21=-31, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=1, var_1_6=64, var_1_7=64, var_1_8=29, var_1_9=100000005] [L57] COND FALSE !((var_1_12 * ((((var_1_9) < (var_1_11)) ? (var_1_9) : (var_1_11)))) > (- var_1_14)) VAL [isInitial=1, var_1_10=0, var_1_11=100000006, var_1_12=100000005, var_1_13=-32, var_1_14=100000008, var_1_15=1, var_1_16=0, var_1_17=1, var_1_18=1/4, var_1_19=100000007, var_1_1=65, var_1_20=0, var_1_21=-31, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=1, var_1_6=64, var_1_7=64, var_1_8=29, var_1_9=100000005] [L66] COND FALSE !(var_1_5 >= var_1_6) [L75] var_1_15 = var_1_17 VAL [isInitial=1, var_1_10=0, var_1_11=100000006, var_1_12=100000005, var_1_13=-32, var_1_14=100000008, var_1_15=1, var_1_16=0, var_1_17=1, var_1_18=1/4, var_1_19=100000007, var_1_1=65, var_1_20=0, var_1_21=-31, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=1, var_1_6=64, var_1_7=64, var_1_8=29, var_1_9=100000005] [L77] unsigned char stepLocal_1 = var_1_15; [L78] unsigned char stepLocal_0 = var_1_15; VAL [isInitial=1, stepLocal_0=1, stepLocal_1=1, var_1_10=0, var_1_11=100000006, var_1_12=100000005, var_1_13=-32, var_1_14=100000008, var_1_15=1, var_1_16=0, var_1_17=1, var_1_18=1/4, var_1_19=100000007, var_1_1=65, var_1_20=0, var_1_21=-31, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=1, var_1_6=64, var_1_7=64, var_1_8=29, var_1_9=100000005] [L79] COND TRUE var_1_17 || stepLocal_1 VAL [isInitial=1, stepLocal_0=1, stepLocal_1=1, var_1_10=0, var_1_11=100000006, var_1_12=100000005, var_1_13=-32, var_1_14=100000008, var_1_15=1, var_1_16=0, var_1_17=1, var_1_18=1/4, var_1_19=100000007, var_1_1=65, var_1_20=0, var_1_21=-31, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=1, var_1_6=64, var_1_7=64, var_1_8=29, var_1_9=100000005] [L80] COND FALSE !(stepLocal_0 && var_1_2) [L83] var_1_18 = var_1_19 VAL [isInitial=1, stepLocal_0=1, stepLocal_1=1, var_1_10=0, var_1_11=100000006, var_1_12=100000005, var_1_13=-32, var_1_14=100000008, var_1_15=1, var_1_16=0, var_1_17=1, var_1_18=100000007, var_1_19=100000007, var_1_1=65, var_1_20=0, var_1_21=-31, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=1, var_1_6=64, var_1_7=64, var_1_8=29, var_1_9=100000005] [L86] COND TRUE var_1_11 == var_1_18 [L87] var_1_20 = ((var_1_5 + var_1_21) + var_1_8) VAL [isInitial=1, stepLocal_0=1, stepLocal_1=1, var_1_10=0, var_1_11=100000006, var_1_12=100000005, var_1_13=-32, var_1_14=100000008, var_1_15=1, var_1_16=0, var_1_17=1, var_1_18=100000007, var_1_19=100000007, var_1_1=65, var_1_20=-1, var_1_21=-31, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=1, var_1_6=64, var_1_7=64, var_1_8=29, var_1_9=100000005] [L89] var_1_22 = var_1_12 [L90] var_1_23 = var_1_8 [L91] var_1_24 = var_1_6 VAL [isInitial=1, stepLocal_0=1, stepLocal_1=1, var_1_10=0, var_1_11=100000006, var_1_12=100000005, var_1_13=-32, var_1_14=100000008, var_1_15=1, var_1_16=0, var_1_17=1, var_1_18=100000007, var_1_19=100000007, var_1_1=65, var_1_20=-1, var_1_21=-31, var_1_22=100000005, var_1_23=29, var_1_24=64, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=1, var_1_6=64, var_1_7=64, var_1_8=29, var_1_9=100000005] [L148] RET step() [L149] CALL, EXPR property() [L139-L140] return (((((((((-32 < var_1_3) ? (var_1_1 == ((unsigned char) (((var_1_4 - var_1_5) + var_1_6) - (var_1_7 + ((((var_1_8) < 0 ) ? -(var_1_8) : (var_1_8))))))) : 1) && (((var_1_10 + ((((var_1_3) > (var_1_6)) ? (var_1_3) : (var_1_6)))) == var_1_5) ? (var_1_9 == ((float) ((4.5f + var_1_11) - var_1_12))) : (var_1_9 == ((float) var_1_12)))) && (((var_1_12 * ((((var_1_9) < (var_1_11)) ? (var_1_9) : (var_1_11)))) > (- var_1_14)) ? ((var_1_6 <= var_1_8) ? (var_1_2 ? (var_1_13 == ((signed short int) var_1_8)) : (var_1_13 == ((signed short int) var_1_5))) : 1) : 1)) && ((var_1_5 >= var_1_6) ? ((var_1_13 <= var_1_10) ? (var_1_15 == ((unsigned char) var_1_16)) : ((var_1_2 || var_1_16) ? (var_1_15 == ((unsigned char) var_1_17)) : 1)) : (var_1_15 == ((unsigned char) var_1_17)))) && ((var_1_17 || var_1_15) ? ((var_1_15 && var_1_2) ? (var_1_18 == ((float) (var_1_11 + var_1_19))) : (var_1_18 == ((float) var_1_19))) : 1)) && ((var_1_11 == var_1_18) ? (var_1_20 == ((signed char) ((var_1_5 + var_1_21) + var_1_8))) : 1)) && (var_1_22 == ((double) var_1_12))) && (var_1_23 == ((unsigned long int) var_1_8))) && (var_1_24 == ((unsigned long int) var_1_6)) ; VAL [\result=0, isInitial=1, var_1_10=0, var_1_11=100000006, var_1_12=100000005, var_1_13=-32, var_1_14=100000008, var_1_15=1, var_1_16=0, var_1_17=1, var_1_18=100000007, var_1_19=100000007, var_1_1=65, var_1_20=-1, var_1_21=-31, var_1_22=100000005, var_1_23=29, var_1_24=64, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=1, var_1_6=64, var_1_7=64, var_1_8=29, var_1_9=100000005] [L149] RET, EXPR property() [L149] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=0, var_1_11=100000006, var_1_12=100000005, var_1_13=-32, var_1_14=100000008, var_1_15=1, var_1_16=0, var_1_17=1, var_1_18=100000007, var_1_19=100000007, var_1_1=65, var_1_20=-1, var_1_21=-31, var_1_22=100000005, var_1_23=29, var_1_24=64, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=1, var_1_6=64, var_1_7=64, var_1_8=29, var_1_9=100000005] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=0, var_1_11=100000006, var_1_12=100000005, var_1_13=-32, var_1_14=100000008, var_1_15=1, var_1_16=0, var_1_17=1, var_1_18=100000007, var_1_19=100000007, var_1_1=65, var_1_20=-1, var_1_21=-31, var_1_22=100000005, var_1_23=29, var_1_24=64, var_1_2=0, var_1_3=64, var_1_4=95, var_1_5=1, var_1_6=64, var_1_7=64, var_1_8=29, var_1_9=100000005] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 73 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.9s, OverallIterations: 4, TraceHistogramMax: 26, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 201 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 180 mSDsluCounter, 535 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 189 mSDsCounter, 92 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 232 IncrementalHoareTripleChecker+Invalid, 324 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 92 mSolverCounterUnsat, 346 mSDtfsCounter, 232 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 517 GetRequests, 505 SyntacticMatches, 2 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=134occurred in iteration=3, InterpolantAutomatonStates: 14, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 10 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 811 NumberOfCodeBlocks, 811 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 805 ConstructedInterpolants, 0 QuantifiedInterpolants, 1327 SizeOfPredicates, 3 NumberOfNonLiveVariables, 383 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 5 InterpolantComputations, 2 PerfectInterpolantSequences, 6464/6500 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 [2023-11-19 07:37:28,583 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c62293-02ad-4e7f-afae-d4696eedb8ad/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c62293-02ad-4e7f-afae-d4696eedb8ad/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c62293-02ad-4e7f-afae-d4696eedb8ad/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c62293-02ad-4e7f-afae-d4696eedb8ad/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c62293-02ad-4e7f-afae-d4696eedb8ad/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-32.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c62293-02ad-4e7f-afae-d4696eedb8ad/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c62293-02ad-4e7f-afae-d4696eedb8ad/bin/uautomizer-verify-uCwYo4JHxu --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 905ea402cc55bdef24afb6746a861e91183650285de09f36be5802e4884371ad --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:37:31,220 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:37:31,347 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c62293-02ad-4e7f-afae-d4696eedb8ad/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-19 07:37:31,359 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:37:31,360 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:37:31,405 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:37:31,406 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:37:31,406 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:37:31,407 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:37:31,412 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:37:31,413 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:37:31,414 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:37:31,414 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:37:31,416 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:37:31,417 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:37:31,417 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:37:31,417 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:37:31,418 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:37:31,418 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:37:31,419 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:37:31,419 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:37:31,420 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 07:37:31,420 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 07:37:31,420 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 07:37:31,421 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:37:31,421 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:37:31,422 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:37:31,422 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:37:31,422 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:37:31,423 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:37:31,424 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:37:31,424 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:37:31,425 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:37:31,425 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:37:31,425 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-19 07:37:31,426 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 07:37:31,426 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:37:31,426 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:37:31,426 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:37:31,427 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:37:31,428 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-19 07:37:31,428 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:37:31,428 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_e9c62293-02ad-4e7f-afae-d4696eedb8ad/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c62293-02ad-4e7f-afae-d4696eedb8ad/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 905ea402cc55bdef24afb6746a861e91183650285de09f36be5802e4884371ad [2023-11-19 07:37:31,838 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:37:31,862 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:37:31,865 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:37:31,866 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:37:31,868 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:37:31,870 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c62293-02ad-4e7f-afae-d4696eedb8ad/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-32.i [2023-11-19 07:37:35,066 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:37:35,331 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:37:35,331 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c62293-02ad-4e7f-afae-d4696eedb8ad/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-32.i [2023-11-19 07:37:35,344 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c62293-02ad-4e7f-afae-d4696eedb8ad/bin/uautomizer-verify-uCwYo4JHxu/data/e1205d11e/a8f7f5fa07b54e23ae565e1afd012820/FLAGa6842b5d9 [2023-11-19 07:37:35,359 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c62293-02ad-4e7f-afae-d4696eedb8ad/bin/uautomizer-verify-uCwYo4JHxu/data/e1205d11e/a8f7f5fa07b54e23ae565e1afd012820 [2023-11-19 07:37:35,362 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:37:35,364 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:37:35,365 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:37:35,366 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:37:35,372 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:37:35,373 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:37:35" (1/1) ... [2023-11-19 07:37:35,374 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ff9d1ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:37:35, skipping insertion in model container [2023-11-19 07:37:35,374 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:37:35" (1/1) ... [2023-11-19 07:37:35,411 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:37:35,571 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_e9c62293-02ad-4e7f-afae-d4696eedb8ad/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-32.i[917,930] [2023-11-19 07:37:35,641 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:37:35,665 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:37:35,679 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_e9c62293-02ad-4e7f-afae-d4696eedb8ad/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-32.i[917,930] [2023-11-19 07:37:35,721 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:37:35,746 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:37:35,746 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:37:35 WrapperNode [2023-11-19 07:37:35,746 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:37:35,748 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:37:35,748 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:37:35,748 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:37:35,756 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:37:35" (1/1) ... [2023-11-19 07:37:35,771 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:37:35" (1/1) ... [2023-11-19 07:37:35,812 INFO L138 Inliner]: procedures = 27, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 156 [2023-11-19 07:37:35,813 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:37:35,813 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:37:35,814 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:37:35,814 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:37:35,824 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:37:35" (1/1) ... [2023-11-19 07:37:35,824 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:37:35" (1/1) ... [2023-11-19 07:37:35,831 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:37:35" (1/1) ... [2023-11-19 07:37:35,833 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:37:35" (1/1) ... [2023-11-19 07:37:35,845 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:37:35" (1/1) ... [2023-11-19 07:37:35,860 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:37:35" (1/1) ... [2023-11-19 07:37:35,864 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:37:35" (1/1) ... [2023-11-19 07:37:35,880 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:37:35" (1/1) ... [2023-11-19 07:37:35,885 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:37:35,886 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:37:35,886 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:37:35,886 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:37:35,887 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:37:35" (1/1) ... [2023-11-19 07:37:35,898 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:37:35,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c62293-02ad-4e7f-afae-d4696eedb8ad/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:37:35,930 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c62293-02ad-4e7f-afae-d4696eedb8ad/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:37:35,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c62293-02ad-4e7f-afae-d4696eedb8ad/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:37:35,979 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:37:35,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 07:37:35,979 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 07:37:35,980 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 07:37:35,981 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:37:35,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:37:36,124 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:37:36,127 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:37:39,028 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:37:39,043 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:37:39,044 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 07:37:39,049 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:37:39 BoogieIcfgContainer [2023-11-19 07:37:39,049 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:37:39,056 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:37:39,056 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:37:39,059 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:37:39,060 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:37:35" (1/3) ... [2023-11-19 07:37:39,060 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f0534a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:37:39, skipping insertion in model container [2023-11-19 07:37:39,061 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:37:35" (2/3) ... [2023-11-19 07:37:39,061 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f0534a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:37:39, skipping insertion in model container [2023-11-19 07:37:39,062 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:37:39" (3/3) ... [2023-11-19 07:37:39,064 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-32.i [2023-11-19 07:37:39,082 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:37:39,082 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 07:37:39,136 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:37:39,143 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@37aef458, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:37:39,144 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 07:37:39,150 INFO L276 IsEmpty]: Start isEmpty. Operand has 73 states, 44 states have (on average 1.3636363636363635) internal successors, (60), 45 states have internal predecessors, (60), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-19 07:37:39,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2023-11-19 07:37:39,167 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:37:39,168 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:37:39,169 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:37:39,174 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:37:39,176 INFO L85 PathProgramCache]: Analyzing trace with hash 708788799, now seen corresponding path program 1 times [2023-11-19 07:37:39,191 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:37:39,191 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1569683798] [2023-11-19 07:37:39,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:37:39,192 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 [2023-11-19 07:37:39,192 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c62293-02ad-4e7f-afae-d4696eedb8ad/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:37:39,195 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c62293-02ad-4e7f-afae-d4696eedb8ad/bin/uautomizer-verify-uCwYo4JHxu/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) [2023-11-19 07:37:39,241 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c62293-02ad-4e7f-afae-d4696eedb8ad/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 07:37:39,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:39,763 INFO L262 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 07:37:39,777 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:37:39,836 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 554 proven. 0 refuted. 0 times theorem prover too weak. 746 trivial. 0 not checked. [2023-11-19 07:37:39,836 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:37:39,837 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:37:39,837 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1569683798] [2023-11-19 07:37:39,838 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1569683798] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:37:39,838 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:37:39,839 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:37:39,841 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [653742072] [2023-11-19 07:37:39,842 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:37:39,847 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 07:37:39,848 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:37:39,880 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 07:37:39,881 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:37:39,883 INFO L87 Difference]: Start difference. First operand has 73 states, 44 states have (on average 1.3636363636363635) internal successors, (60), 45 states have internal predecessors, (60), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) 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, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-19 07:37:39,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:37:39,921 INFO L93 Difference]: Finished difference Result 139 states and 244 transitions. [2023-11-19 07:37:39,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 07:37:39,924 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, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 162 [2023-11-19 07:37:39,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:37:39,933 INFO L225 Difference]: With dead ends: 139 [2023-11-19 07:37:39,934 INFO L226 Difference]: Without dead ends: 69 [2023-11-19 07:37:39,939 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 161 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:37:39,944 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 [2023-11-19 07:37:39,945 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] [2023-11-19 07:37:39,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2023-11-19 07:37:40,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 69. [2023-11-19 07:37:40,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69 states, 41 states have (on average 1.2926829268292683) internal successors, (53), 41 states have internal predecessors, (53), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-19 07:37:40,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 105 transitions. [2023-11-19 07:37:40,015 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 105 transitions. Word has length 162 [2023-11-19 07:37:40,016 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:37:40,016 INFO L495 AbstractCegarLoop]: Abstraction has 69 states and 105 transitions. [2023-11-19 07:37:40,017 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, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-19 07:37:40,017 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 105 transitions. [2023-11-19 07:37:40,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2023-11-19 07:37:40,029 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:37:40,030 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:37:40,040 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c62293-02ad-4e7f-afae-d4696eedb8ad/bin/uautomizer-verify-uCwYo4JHxu/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)] Ended with exit code 0 [2023-11-19 07:37:40,240 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c62293-02ad-4e7f-afae-d4696eedb8ad/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 07:37:40,240 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:37:40,241 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:37:40,241 INFO L85 PathProgramCache]: Analyzing trace with hash -1290435193, now seen corresponding path program 1 times [2023-11-19 07:37:40,242 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:37:40,243 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [588303258] [2023-11-19 07:37:40,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:37:40,243 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 [2023-11-19 07:37:40,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c62293-02ad-4e7f-afae-d4696eedb8ad/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:37:40,245 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c62293-02ad-4e7f-afae-d4696eedb8ad/bin/uautomizer-verify-uCwYo4JHxu/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) [2023-11-19 07:37:40,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c62293-02ad-4e7f-afae-d4696eedb8ad/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 07:37:40,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:40,609 INFO L262 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 07:37:40,626 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:37:41,191 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 409 proven. 18 refuted. 0 times theorem prover too weak. 873 trivial. 0 not checked. [2023-11-19 07:37:41,191 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 07:37:41,721 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 63 proven. 12 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2023-11-19 07:37:41,722 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:37:41,722 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [588303258] [2023-11-19 07:37:41,722 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [588303258] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 07:37:41,723 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-19 07:37:41,724 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 7] total 14 [2023-11-19 07:37:41,727 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1433841582] [2023-11-19 07:37:41,728 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-19 07:37:41,732 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-11-19 07:37:41,733 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:37:41,737 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-11-19 07:37:41,738 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2023-11-19 07:37:41,738 INFO L87 Difference]: Start difference. First operand 69 states and 105 transitions. Second operand has 14 states, 14 states have (on average 4.0) internal successors, (56), 14 states have internal predecessors, (56), 3 states have call successors, (30), 3 states have call predecessors, (30), 5 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) [2023-11-19 07:37:45,106 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 07:37:46,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:37:46,702 INFO L93 Difference]: Finished difference Result 258 states and 383 transitions. [2023-11-19 07:37:46,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-11-19 07:37:46,707 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 4.0) internal successors, (56), 14 states have internal predecessors, (56), 3 states have call successors, (30), 3 states have call predecessors, (30), 5 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) Word has length 162 [2023-11-19 07:37:46,709 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:37:46,712 INFO L225 Difference]: With dead ends: 258 [2023-11-19 07:37:46,712 INFO L226 Difference]: Without dead ends: 192 [2023-11-19 07:37:46,714 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 340 GetRequests, 311 SyntacticMatches, 1 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 158 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=226, Invalid=644, Unknown=0, NotChecked=0, Total=870 [2023-11-19 07:37:46,715 INFO L413 NwaCegarLoop]: 142 mSDtfsCounter, 308 mSDsluCounter, 447 mSDsCounter, 0 mSdLazyCounter, 605 mSolverCounterSat, 139 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 351 SdHoareTripleChecker+Valid, 589 SdHoareTripleChecker+Invalid, 744 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 139 IncrementalHoareTripleChecker+Valid, 605 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2023-11-19 07:37:46,716 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [351 Valid, 589 Invalid, 744 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [139 Valid, 605 Invalid, 0 Unknown, 0 Unchecked, 4.2s Time] [2023-11-19 07:37:46,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 192 states. [2023-11-19 07:37:46,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 192 to 183. [2023-11-19 07:37:46,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 183 states, 103 states have (on average 1.2135922330097086) internal successors, (125), 104 states have internal predecessors, (125), 73 states have call successors, (73), 6 states have call predecessors, (73), 6 states have return successors, (73), 72 states have call predecessors, (73), 73 states have call successors, (73) [2023-11-19 07:37:46,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 183 states and 271 transitions. [2023-11-19 07:37:46,802 INFO L78 Accepts]: Start accepts. Automaton has 183 states and 271 transitions. Word has length 162 [2023-11-19 07:37:46,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:37:46,804 INFO L495 AbstractCegarLoop]: Abstraction has 183 states and 271 transitions. [2023-11-19 07:37:46,804 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 4.0) internal successors, (56), 14 states have internal predecessors, (56), 3 states have call successors, (30), 3 states have call predecessors, (30), 5 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) [2023-11-19 07:37:46,804 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 271 transitions. [2023-11-19 07:37:46,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-11-19 07:37:46,809 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:37:46,810 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:37:46,826 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c62293-02ad-4e7f-afae-d4696eedb8ad/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-19 07:37:47,019 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c62293-02ad-4e7f-afae-d4696eedb8ad/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 07:37:47,020 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:37:47,020 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:37:47,021 INFO L85 PathProgramCache]: Analyzing trace with hash -145383326, now seen corresponding path program 1 times [2023-11-19 07:37:47,021 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:37:47,022 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [485314543] [2023-11-19 07:37:47,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:37:47,022 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 [2023-11-19 07:37:47,022 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c62293-02ad-4e7f-afae-d4696eedb8ad/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:37:47,025 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c62293-02ad-4e7f-afae-d4696eedb8ad/bin/uautomizer-verify-uCwYo4JHxu/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) [2023-11-19 07:37:47,071 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c62293-02ad-4e7f-afae-d4696eedb8ad/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-19 07:37:47,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:47,383 INFO L262 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 07:37:47,391 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:37:49,410 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 585 proven. 144 refuted. 0 times theorem prover too weak. 571 trivial. 0 not checked. [2023-11-19 07:37:49,412 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 07:37:49,612 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:37:49,612 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [485314543] [2023-11-19 07:37:49,612 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [485314543] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-19 07:37:49,613 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [112137630] [2023-11-19 07:37:49,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:37:49,613 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 07:37:49,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c62293-02ad-4e7f-afae-d4696eedb8ad/bin/uautomizer-verify-uCwYo4JHxu/cvc4 [2023-11-19 07:37:49,616 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c62293-02ad-4e7f-afae-d4696eedb8ad/bin/uautomizer-verify-uCwYo4JHxu/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 07:37:49,628 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c62293-02ad-4e7f-afae-d4696eedb8ad/bin/uautomizer-verify-uCwYo4JHxu/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-19 07:37:52,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:52,187 INFO L262 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 07:37:52,194 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:37:53,929 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 585 proven. 144 refuted. 0 times theorem prover too weak. 571 trivial. 0 not checked. [2023-11-19 07:37:53,929 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 07:37:54,004 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [112137630] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-19 07:37:54,004 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-19 07:37:54,005 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 11 [2023-11-19 07:37:54,005 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [686627193] [2023-11-19 07:37:54,005 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-19 07:37:54,006 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-11-19 07:37:54,006 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:37:54,007 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-11-19 07:37:54,007 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2023-11-19 07:37:54,007 INFO L87 Difference]: Start difference. First operand 183 states and 271 transitions. Second operand has 11 states, 11 states have (on average 4.363636363636363) internal successors, (48), 10 states have internal predecessors, (48), 4 states have call successors, (26), 4 states have call predecessors, (26), 5 states have return successors, (26), 4 states have call predecessors, (26), 4 states have call successors, (26) [2023-11-19 07:37:57,073 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 07:37:58,747 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.67s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 07:37:58,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:37:58,794 INFO L93 Difference]: Finished difference Result 287 states and 400 transitions. [2023-11-19 07:37:58,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-11-19 07:37:58,814 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 4.363636363636363) internal successors, (48), 10 states have internal predecessors, (48), 4 states have call successors, (26), 4 states have call predecessors, (26), 5 states have return successors, (26), 4 states have call predecessors, (26), 4 states have call successors, (26) Word has length 163 [2023-11-19 07:37:58,815 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:37:58,818 INFO L225 Difference]: With dead ends: 287 [2023-11-19 07:37:58,818 INFO L226 Difference]: Without dead ends: 141 [2023-11-19 07:37:58,821 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 361 GetRequests, 345 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=100, Invalid=206, Unknown=0, NotChecked=0, Total=306 [2023-11-19 07:37:58,822 INFO L413 NwaCegarLoop]: 61 mSDtfsCounter, 53 mSDsluCounter, 80 mSDsCounter, 0 mSdLazyCounter, 185 mSolverCounterSat, 19 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 59 SdHoareTripleChecker+Valid, 141 SdHoareTripleChecker+Invalid, 205 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 185 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2023-11-19 07:37:58,822 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [59 Valid, 141 Invalid, 205 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 185 Invalid, 1 Unknown, 0 Unchecked, 4.5s Time] [2023-11-19 07:37:58,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2023-11-19 07:37:58,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 133. [2023-11-19 07:37:58,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 133 states, 76 states have (on average 1.0921052631578947) internal successors, (83), 77 states have internal predecessors, (83), 47 states have call successors, (47), 9 states have call predecessors, (47), 9 states have return successors, (47), 46 states have call predecessors, (47), 47 states have call successors, (47) [2023-11-19 07:37:58,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 177 transitions. [2023-11-19 07:37:58,846 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 177 transitions. Word has length 163 [2023-11-19 07:37:58,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:37:58,847 INFO L495 AbstractCegarLoop]: Abstraction has 133 states and 177 transitions. [2023-11-19 07:37:58,847 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 4.363636363636363) internal successors, (48), 10 states have internal predecessors, (48), 4 states have call successors, (26), 4 states have call predecessors, (26), 5 states have return successors, (26), 4 states have call predecessors, (26), 4 states have call successors, (26) [2023-11-19 07:37:58,847 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 177 transitions. [2023-11-19 07:37:58,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-11-19 07:37:58,849 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:37:58,850 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:37:58,859 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c62293-02ad-4e7f-afae-d4696eedb8ad/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-19 07:37:59,065 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c62293-02ad-4e7f-afae-d4696eedb8ad/bin/uautomizer-verify-uCwYo4JHxu/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2023-11-19 07:37:59,259 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c62293-02ad-4e7f-afae-d4696eedb8ad/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c62293-02ad-4e7f-afae-d4696eedb8ad/bin/uautomizer-verify-uCwYo4JHxu/cvc4 --incremental --print-success --lang smt [2023-11-19 07:37:59,259 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:37:59,259 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:37:59,260 INFO L85 PathProgramCache]: Analyzing trace with hash 112782112, now seen corresponding path program 1 times [2023-11-19 07:37:59,261 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:37:59,261 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2042861294] [2023-11-19 07:37:59,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:37:59,261 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 [2023-11-19 07:37:59,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c62293-02ad-4e7f-afae-d4696eedb8ad/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:37:59,264 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c62293-02ad-4e7f-afae-d4696eedb8ad/bin/uautomizer-verify-uCwYo4JHxu/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) [2023-11-19 07:37:59,267 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c62293-02ad-4e7f-afae-d4696eedb8ad/bin/uautomizer-verify-uCwYo4JHxu/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 (6)] Waiting until timeout for monitored process [2023-11-19 07:37:59,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:37:59,822 INFO L262 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 50 conjunts are in the unsatisfiable core [2023-11-19 07:37:59,834 INFO L285 TraceCheckSpWp]: Computing forward predicates...