./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-9.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_01070aa9-cf4d-41fe-b021-2111a55270ad/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/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_01070aa9-cf4d-41fe-b021-2111a55270ad/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-9.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/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_01070aa9-cf4d-41fe-b021-2111a55270ad/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 cc35118ba1a0e6d4f6fbfe0c13fd86d864ebc4499fb9e1bc8f8aa547d2c12872 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:59:17,232 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:59:17,328 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-19 07:59:17,334 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:59:17,335 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:59:17,359 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:59:17,360 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:59:17,360 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:59:17,361 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:59:17,362 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:59:17,363 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:59:17,363 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:59:17,364 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:59:17,365 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:59:17,365 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:59:17,366 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:59:17,367 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:59:17,367 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:59:17,368 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:59:17,368 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:59:17,369 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:59:17,370 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:59:17,370 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:59:17,371 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:59:17,372 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:59:17,372 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:59:17,373 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:59:17,374 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:59:17,374 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:59:17,375 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:59:17,375 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:59:17,376 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:59:17,377 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:59:17,377 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 07:59:17,378 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:59:17,378 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:59:17,379 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:59:17,379 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:59:17,380 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:59:17,380 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_01070aa9-cf4d-41fe-b021-2111a55270ad/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cc35118ba1a0e6d4f6fbfe0c13fd86d864ebc4499fb9e1bc8f8aa547d2c12872 [2023-11-19 07:59:17,678 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:59:17,729 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:59:17,734 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:59:17,736 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:59:17,738 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:59:17,740 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-9.i [2023-11-19 07:59:20,733 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:59:20,970 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:59:20,971 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-9.i [2023-11-19 07:59:20,982 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/bin/uautomizer-verify-uCwYo4JHxu/data/067ca97d7/4c9065c54443481c8f5ca52213e08142/FLAG1f8947506 [2023-11-19 07:59:20,997 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/bin/uautomizer-verify-uCwYo4JHxu/data/067ca97d7/4c9065c54443481c8f5ca52213e08142 [2023-11-19 07:59:21,000 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:59:21,002 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:59:21,004 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:59:21,004 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:59:21,031 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:59:21,032 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:59:20" (1/1) ... [2023-11-19 07:59:21,033 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53c11d2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:21, skipping insertion in model container [2023-11-19 07:59:21,034 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:59:20" (1/1) ... [2023-11-19 07:59:21,075 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:59:21,242 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_01070aa9-cf4d-41fe-b021-2111a55270ad/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-9.i[915,928] [2023-11-19 07:59:21,342 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:59:21,357 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:59:21,383 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-9.i[915,928] [2023-11-19 07:59:21,451 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:59:21,491 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:59:21,492 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:21 WrapperNode [2023-11-19 07:59:21,492 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:59:21,493 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:59:21,493 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:59:21,493 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:59:21,502 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:21" (1/1) ... [2023-11-19 07:59:21,518 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:21" (1/1) ... [2023-11-19 07:59:21,585 INFO L138 Inliner]: procedures = 26, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 258 [2023-11-19 07:59:21,585 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:59:21,586 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:59:21,586 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:59:21,587 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:59:21,597 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:21" (1/1) ... [2023-11-19 07:59:21,597 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:21" (1/1) ... [2023-11-19 07:59:21,604 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:21" (1/1) ... [2023-11-19 07:59:21,604 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:21" (1/1) ... [2023-11-19 07:59:21,631 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:21" (1/1) ... [2023-11-19 07:59:21,648 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:21" (1/1) ... [2023-11-19 07:59:21,653 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:21" (1/1) ... [2023-11-19 07:59:21,658 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:21" (1/1) ... [2023-11-19 07:59:21,671 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:59:21,673 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:59:21,673 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:59:21,674 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:59:21,675 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:21" (1/1) ... [2023-11-19 07:59:21,681 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:59:21,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:59:21,707 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:59:21,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:59:21,758 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:59:21,758 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 07:59:21,759 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 07:59:21,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 07:59:21,759 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:59:21,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:59:21,898 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:59:21,900 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:59:22,677 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:59:22,688 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:59:22,688 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 07:59:22,693 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:59:22 BoogieIcfgContainer [2023-11-19 07:59:22,694 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:59:22,696 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:59:22,697 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:59:22,700 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:59:22,701 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:59:20" (1/3) ... [2023-11-19 07:59:22,701 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58ce6744 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:59:22, skipping insertion in model container [2023-11-19 07:59:22,702 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:21" (2/3) ... [2023-11-19 07:59:22,702 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58ce6744 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:59:22, skipping insertion in model container [2023-11-19 07:59:22,702 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:59:22" (3/3) ... [2023-11-19 07:59:22,704 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-9.i [2023-11-19 07:59:22,725 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:59:22,725 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 07:59:22,774 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:59:22,782 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;@3d482ec6, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:59:22,782 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 07:59:22,787 INFO L276 IsEmpty]: Start isEmpty. Operand has 105 states, 76 states have (on average 1.5263157894736843) internal successors, (116), 77 states have internal predecessors, (116), 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 07:59:22,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2023-11-19 07:59:22,807 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:59:22,808 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, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:59:22,809 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:59:22,814 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:59:22,815 INFO L85 PathProgramCache]: Analyzing trace with hash -1792390543, now seen corresponding path program 1 times [2023-11-19 07:59:22,825 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:59:22,825 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [907626936] [2023-11-19 07:59:22,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:59:22,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:59:23,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:59:23,201 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:59:23,201 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [907626936] [2023-11-19 07:59:23,202 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-19 07:59:23,202 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [816711231] [2023-11-19 07:59:23,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:59:23,203 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:59:23,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:59:23,205 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:59:23,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 07:59:23,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:59:23,470 INFO L262 TraceCheckSpWp]: Trace formula consists of 424 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 07:59:23,486 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:59:23,578 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 1250 trivial. 0 not checked. [2023-11-19 07:59:23,581 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:59:23,582 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [816711231] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:59:23,582 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:59:23,582 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:59:23,585 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1268652115] [2023-11-19 07:59:23,586 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:59:23,591 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 07:59:23,592 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:59:23,639 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 07:59:23,639 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:59:23,642 INFO L87 Difference]: Start difference. First operand has 105 states, 76 states have (on average 1.5263157894736843) internal successors, (116), 77 states have internal predecessors, (116), 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 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (26), 2 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 07:59:23,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:59:23,681 INFO L93 Difference]: Finished difference Result 206 states and 357 transitions. [2023-11-19 07:59:23,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 07:59:23,683 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (26), 2 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 171 [2023-11-19 07:59:23,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:59:23,692 INFO L225 Difference]: With dead ends: 206 [2023-11-19 07:59:23,692 INFO L226 Difference]: Without dead ends: 100 [2023-11-19 07:59:23,697 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 170 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 07:59:23,701 INFO L413 NwaCegarLoop]: 159 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, 159 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 07:59:23,702 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 159 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:59:23,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2023-11-19 07:59:23,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 100. [2023-11-19 07:59:23,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 100 states, 72 states have (on average 1.4305555555555556) internal successors, (103), 72 states have internal predecessors, (103), 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 07:59:23,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 155 transitions. [2023-11-19 07:59:23,807 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 155 transitions. Word has length 171 [2023-11-19 07:59:23,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:59:23,809 INFO L495 AbstractCegarLoop]: Abstraction has 100 states and 155 transitions. [2023-11-19 07:59:23,810 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (26), 2 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 07:59:23,811 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 155 transitions. [2023-11-19 07:59:23,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2023-11-19 07:59:23,819 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:59:23,820 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, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:59:23,843 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-19 07:59:24,039 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-19 07:59:24,040 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:59:24,041 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:59:24,042 INFO L85 PathProgramCache]: Analyzing trace with hash 906298665, now seen corresponding path program 1 times [2023-11-19 07:59:24,043 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:59:24,044 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [617255153] [2023-11-19 07:59:24,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:59:24,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:59:24,155 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:59:24,156 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1841735270] [2023-11-19 07:59:24,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:59:24,156 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:59:24,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:59:24,158 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:59:24,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-19 07:59:24,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:59:24,365 INFO L262 TraceCheckSpWp]: Trace formula consists of 424 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 07:59:24,385 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:59:24,799 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 07:59:24,799 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:59:24,800 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:59:24,802 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [617255153] [2023-11-19 07:59:24,802 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 07:59:24,803 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1841735270] [2023-11-19 07:59:24,804 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1841735270] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:59:24,805 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:59:24,805 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:59:24,805 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [692323704] [2023-11-19 07:59:24,805 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:59:24,809 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:59:24,809 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:59:24,812 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:59:24,813 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:59:24,813 INFO L87 Difference]: Start difference. First operand 100 states and 155 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 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 07:59:24,905 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:59:24,905 INFO L93 Difference]: Finished difference Result 294 states and 459 transitions. [2023-11-19 07:59:24,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:59:24,907 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 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 171 [2023-11-19 07:59:24,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:59:24,914 INFO L225 Difference]: With dead ends: 294 [2023-11-19 07:59:24,915 INFO L226 Difference]: Without dead ends: 197 [2023-11-19 07:59:24,916 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 169 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 07:59:24,917 INFO L413 NwaCegarLoop]: 152 mSDtfsCounter, 74 mSDsluCounter, 146 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 74 SdHoareTripleChecker+Valid, 298 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 07:59:24,918 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [74 Valid, 298 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:59:24,919 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197 states. [2023-11-19 07:59:24,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197 to 195. [2023-11-19 07:59:24,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 195 states, 140 states have (on average 1.4285714285714286) internal successors, (200), 140 states have internal predecessors, (200), 52 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2023-11-19 07:59:24,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 195 states and 304 transitions. [2023-11-19 07:59:24,999 INFO L78 Accepts]: Start accepts. Automaton has 195 states and 304 transitions. Word has length 171 [2023-11-19 07:59:25,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:59:25,002 INFO L495 AbstractCegarLoop]: Abstraction has 195 states and 304 transitions. [2023-11-19 07:59:25,002 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 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 07:59:25,003 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 304 transitions. [2023-11-19 07:59:25,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-11-19 07:59:25,010 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:59:25,011 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:59:25,039 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-19 07:59:25,211 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:59:25,212 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:59:25,212 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:59:25,212 INFO L85 PathProgramCache]: Analyzing trace with hash 959670494, now seen corresponding path program 1 times [2023-11-19 07:59:25,213 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:59:25,213 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [513518140] [2023-11-19 07:59:25,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:59:25,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:59:25,299 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:59:25,301 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [608681777] [2023-11-19 07:59:25,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:59:25,304 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:59:25,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:59:25,306 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:59:25,322 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-19 07:59:25,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:59:25,487 INFO L262 TraceCheckSpWp]: Trace formula consists of 424 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 07:59:25,504 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:59:25,567 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 07:59:25,567 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:59:25,568 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:59:25,568 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [513518140] [2023-11-19 07:59:25,568 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 07:59:25,568 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [608681777] [2023-11-19 07:59:25,569 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [608681777] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:59:25,569 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:59:25,569 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 07:59:25,569 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1905590089] [2023-11-19 07:59:25,570 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:59:25,570 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:59:25,571 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:59:25,572 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:59:25,572 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:59:25,572 INFO L87 Difference]: Start difference. First operand 195 states and 304 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 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 07:59:25,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:59:25,681 INFO L93 Difference]: Finished difference Result 471 states and 726 transitions. [2023-11-19 07:59:25,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:59:25,682 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 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 172 [2023-11-19 07:59:25,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:59:25,686 INFO L225 Difference]: With dead ends: 471 [2023-11-19 07:59:25,686 INFO L226 Difference]: Without dead ends: 279 [2023-11-19 07:59:25,688 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 170 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 07:59:25,690 INFO L413 NwaCegarLoop]: 196 mSDtfsCounter, 72 mSDsluCounter, 111 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 72 SdHoareTripleChecker+Valid, 307 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-19 07:59:25,690 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [72 Valid, 307 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-19 07:59:25,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 279 states. [2023-11-19 07:59:25,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 279 to 275. [2023-11-19 07:59:25,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 275 states, 214 states have (on average 1.3925233644859814) internal successors, (298), 216 states have internal predecessors, (298), 56 states have call successors, (56), 4 states have call predecessors, (56), 4 states have return successors, (56), 54 states have call predecessors, (56), 56 states have call successors, (56) [2023-11-19 07:59:25,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 275 states and 410 transitions. [2023-11-19 07:59:25,727 INFO L78 Accepts]: Start accepts. Automaton has 275 states and 410 transitions. Word has length 172 [2023-11-19 07:59:25,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:59:25,728 INFO L495 AbstractCegarLoop]: Abstraction has 275 states and 410 transitions. [2023-11-19 07:59:25,729 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 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 07:59:25,729 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 410 transitions. [2023-11-19 07:59:25,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2023-11-19 07:59:25,732 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:59:25,732 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:59:25,758 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-11-19 07:59:25,955 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:59:25,956 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:59:25,956 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:59:25,956 INFO L85 PathProgramCache]: Analyzing trace with hash 1261400051, now seen corresponding path program 1 times [2023-11-19 07:59:25,957 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:59:25,957 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [664078989] [2023-11-19 07:59:25,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:59:25,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:59:26,039 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:59:26,052 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [782971818] [2023-11-19 07:59:26,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:59:26,052 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:59:26,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:59:26,054 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:59:26,071 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-19 07:59:26,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:59:26,229 INFO L262 TraceCheckSpWp]: Trace formula consists of 426 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 07:59:26,237 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:59:26,513 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 07:59:26,514 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:59:26,514 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:59:26,514 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [664078989] [2023-11-19 07:59:26,514 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 07:59:26,514 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [782971818] [2023-11-19 07:59:26,515 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [782971818] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:59:26,515 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:59:26,515 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 07:59:26,515 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [126135368] [2023-11-19 07:59:26,516 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:59:26,518 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 07:59:26,518 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:59:26,520 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 07:59:26,521 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 07:59:26,521 INFO L87 Difference]: Start difference. First operand 275 states and 410 transitions. Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 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 07:59:26,714 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:59:26,714 INFO L93 Difference]: Finished difference Result 752 states and 1124 transitions. [2023-11-19 07:59:26,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-19 07:59:26,716 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 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 173 [2023-11-19 07:59:26,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:59:26,722 INFO L225 Difference]: With dead ends: 752 [2023-11-19 07:59:26,722 INFO L226 Difference]: Without dead ends: 480 [2023-11-19 07:59:26,724 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 170 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 07:59:26,725 INFO L413 NwaCegarLoop]: 152 mSDtfsCounter, 115 mSDsluCounter, 294 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 115 SdHoareTripleChecker+Valid, 446 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-19 07:59:26,726 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [115 Valid, 446 Invalid, 66 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-19 07:59:26,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 480 states. [2023-11-19 07:59:26,776 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 480 to 323. [2023-11-19 07:59:26,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 323 states, 235 states have (on average 1.3617021276595744) internal successors, (320), 237 states have internal predecessors, (320), 82 states have call successors, (82), 5 states have call predecessors, (82), 5 states have return successors, (82), 80 states have call predecessors, (82), 82 states have call successors, (82) [2023-11-19 07:59:26,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 323 states and 484 transitions. [2023-11-19 07:59:26,781 INFO L78 Accepts]: Start accepts. Automaton has 323 states and 484 transitions. Word has length 173 [2023-11-19 07:59:26,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:59:26,783 INFO L495 AbstractCegarLoop]: Abstraction has 323 states and 484 transitions. [2023-11-19 07:59:26,783 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 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 07:59:26,783 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 484 transitions. [2023-11-19 07:59:26,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2023-11-19 07:59:26,786 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:59:26,786 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:59:26,813 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-19 07:59:27,008 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:59:27,008 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:59:27,008 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:59:27,009 INFO L85 PathProgramCache]: Analyzing trace with hash -305813901, now seen corresponding path program 1 times [2023-11-19 07:59:27,009 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:59:27,009 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1687853340] [2023-11-19 07:59:27,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:59:27,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:59:27,076 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:59:27,077 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [849239909] [2023-11-19 07:59:27,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:59:27,077 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:59:27,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:59:27,086 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:59:27,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-19 07:59:27,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:59:27,255 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:59:27,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:59:27,519 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:59:27,520 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 07:59:27,521 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 07:59:27,536 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-19 07:59:27,730 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:59:27,735 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2023-11-19 07:59:27,740 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 07:59:27,849 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet5 could not be translated [2023-11-19 07:59:27,850 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short23 could not be translated [2023-11-19 07:59:27,851 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short25 could not be translated [2023-11-19 07:59:27,851 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short23 could not be translated [2023-11-19 07:59:27,882 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 07:59:27 BoogieIcfgContainer [2023-11-19 07:59:27,882 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 07:59:27,883 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 07:59:27,883 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 07:59:27,883 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 07:59:27,884 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:59:22" (3/4) ... [2023-11-19 07:59:27,886 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 07:59:27,888 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 07:59:27,889 INFO L158 Benchmark]: Toolchain (without parser) took 6886.65ms. Allocated memory was 132.1MB in the beginning and 213.9MB in the end (delta: 81.8MB). Free memory was 65.7MB in the beginning and 155.2MB in the end (delta: -89.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:59:27,889 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 132.1MB. Free memory is still 106.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:59:27,889 INFO L158 Benchmark]: CACSL2BoogieTranslator took 488.53ms. Allocated memory was 132.1MB in the beginning and 178.3MB in the end (delta: 46.1MB). Free memory was 65.6MB in the beginning and 137.7MB in the end (delta: -72.1MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. [2023-11-19 07:59:27,890 INFO L158 Benchmark]: Boogie Procedure Inliner took 92.58ms. Allocated memory is still 178.3MB. Free memory was 137.7MB in the beginning and 130.2MB in the end (delta: 7.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-19 07:59:27,890 INFO L158 Benchmark]: Boogie Preprocessor took 85.83ms. Allocated memory is still 178.3MB. Free memory was 130.2MB in the beginning and 127.2MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 07:59:27,891 INFO L158 Benchmark]: RCFGBuilder took 1020.56ms. Allocated memory is still 178.3MB. Free memory was 127.2MB in the beginning and 117.1MB in the end (delta: 10.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 07:59:27,891 INFO L158 Benchmark]: TraceAbstraction took 5186.01ms. Allocated memory was 178.3MB in the beginning and 213.9MB in the end (delta: 35.7MB). Free memory was 117.1MB in the beginning and 156.2MB in the end (delta: -39.1MB). Peak memory consumption was 103.9MB. Max. memory is 16.1GB. [2023-11-19 07:59:27,891 INFO L158 Benchmark]: Witness Printer took 5.04ms. Allocated memory is still 213.9MB. Free memory was 156.2MB in the beginning and 155.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:59:27,894 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 132.1MB. Free memory is still 106.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 488.53ms. Allocated memory was 132.1MB in the beginning and 178.3MB in the end (delta: 46.1MB). Free memory was 65.6MB in the beginning and 137.7MB in the end (delta: -72.1MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 92.58ms. Allocated memory is still 178.3MB. Free memory was 137.7MB in the beginning and 130.2MB in the end (delta: 7.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 85.83ms. Allocated memory is still 178.3MB. Free memory was 130.2MB in the beginning and 127.2MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1020.56ms. Allocated memory is still 178.3MB. Free memory was 127.2MB in the beginning and 117.1MB in the end (delta: 10.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 5186.01ms. Allocated memory was 178.3MB in the beginning and 213.9MB in the end (delta: 35.7MB). Free memory was 117.1MB in the beginning and 156.2MB in the end (delta: -39.1MB). Peak memory consumption was 103.9MB. Max. memory is 16.1GB. * Witness Printer took 5.04ms. Allocated memory is still 213.9MB. Free memory was 156.2MB in the beginning and 155.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet5 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short23 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short25 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short23 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 199, overapproximation of someBinaryArithmeticDOUBLEoperation at line 57. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = -128; [L23] double var_1_4 = 99999999999.6; [L24] unsigned char var_1_5 = 1; [L25] signed long int var_1_6 = -5; [L26] signed char var_1_10 = 64; [L27] signed char var_1_11 = 16; [L28] signed char var_1_12 = 4; [L29] signed char var_1_13 = 64; [L30] unsigned short int var_1_14 = 64; [L31] unsigned char var_1_16 = 8; [L32] unsigned char var_1_17 = 200; [L33] unsigned char var_1_18 = 1; [L34] signed long int var_1_19 = 10; [L35] signed long int var_1_20 = -256; [L36] signed char var_1_21 = 25; [L37] signed char var_1_23 = 1; [L38] signed char var_1_24 = 5; [L39] unsigned char var_1_25 = 0; [L40] double var_1_26 = 8.125; [L41] double var_1_27 = 0.875; [L42] double var_1_28 = 15.6; [L43] double var_1_29 = 2.5; [L44] unsigned long int var_1_30 = 25; [L45] signed long int var_1_31 = 50; [L46] signed short int var_1_32 = -8; [L47] unsigned char var_1_33 = 100; [L48] signed long int last_1_var_1_6 = -5; [L49] signed long int last_1_var_1_20 = -256; [L50] signed char last_1_var_1_21 = 25; VAL [isInitial=0, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=16, var_1_12=4, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_4=499999999998/5, var_1_5=1, var_1_6=-5] [L203] isInitial = 1 [L204] FCALL initially() [L205] int k_loop; [L206] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=16, var_1_12=4, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_4=499999999998/5, var_1_5=1, var_1_6=-5] [L206] COND TRUE k_loop < 1 [L207] CALL updateLastVariables() [L194] last_1_var_1_6 = var_1_6 [L195] last_1_var_1_20 = var_1_20 [L196] last_1_var_1_21 = var_1_21 VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=16, var_1_12=4, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_4=499999999998/5, var_1_5=1, var_1_6=-5] [L207] RET updateLastVariables() [L208] CALL updateVariables() [L152] var_1_4 = __VERIFIER_nondet_double() [L153] CALL assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=16, var_1_12=4, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=16, var_1_12=4, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L153] RET assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=16, var_1_12=4, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L154] CALL assume_abort_if_not(var_1_4 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=16, var_1_12=4, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=16, var_1_12=4, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L154] RET assume_abort_if_not(var_1_4 != 0.0F) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=16, var_1_12=4, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L155] var_1_5 = __VERIFIER_nondet_uchar() [L156] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=16, var_1_12=4, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=16, var_1_12=4, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L156] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=16, var_1_12=4, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L157] CALL assume_abort_if_not(var_1_5 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=16, var_1_12=4, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=16, var_1_12=4, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L157] RET assume_abort_if_not(var_1_5 <= 1) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=16, var_1_12=4, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L158] var_1_11 = __VERIFIER_nondet_char() [L159] CALL assume_abort_if_not(var_1_11 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=4, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=4, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L159] RET assume_abort_if_not(var_1_11 >= -127) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=4, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L160] CALL assume_abort_if_not(var_1_11 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=4, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=4, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L160] RET assume_abort_if_not(var_1_11 <= 126) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=4, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L161] var_1_12 = __VERIFIER_nondet_char() [L162] CALL assume_abort_if_not(var_1_12 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L162] RET assume_abort_if_not(var_1_12 >= -1) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L163] CALL assume_abort_if_not(var_1_12 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L163] RET assume_abort_if_not(var_1_12 <= 126) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L164] var_1_13 = __VERIFIER_nondet_char() [L165] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L165] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L166] CALL assume_abort_if_not(var_1_13 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L166] RET assume_abort_if_not(var_1_13 <= 126) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L167] var_1_17 = __VERIFIER_nondet_uchar() [L168] CALL assume_abort_if_not(var_1_17 >= 190) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=64, var_1_16=8, var_1_17=190, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=64, var_1_16=8, var_1_17=190, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L168] RET assume_abort_if_not(var_1_17 >= 190) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=64, var_1_16=8, var_1_17=190, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L169] CALL assume_abort_if_not(var_1_17 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=64, var_1_16=8, var_1_17=190, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=64, var_1_16=8, var_1_17=190, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L169] RET assume_abort_if_not(var_1_17 <= 254) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=64, var_1_16=8, var_1_17=190, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L170] var_1_18 = __VERIFIER_nondet_uchar() [L171] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=64, var_1_16=8, var_1_17=190, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=64, var_1_16=8, var_1_17=190, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L171] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=64, var_1_16=8, var_1_17=190, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L172] CALL assume_abort_if_not(var_1_18 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=64, var_1_16=8, var_1_17=190, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=64, var_1_16=8, var_1_17=190, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L172] RET assume_abort_if_not(var_1_18 <= 63) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=64, var_1_16=8, var_1_17=190, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L173] var_1_23 = __VERIFIER_nondet_char() [L174] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=64, var_1_16=8, var_1_17=190, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=30, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=64, var_1_16=8, var_1_17=190, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=30, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L174] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=64, var_1_16=8, var_1_17=190, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=30, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L175] CALL assume_abort_if_not(var_1_23 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=64, var_1_16=8, var_1_17=190, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=30, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=64, var_1_16=8, var_1_17=190, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=30, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L175] RET assume_abort_if_not(var_1_23 <= 63) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=64, var_1_16=8, var_1_17=190, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=30, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L176] var_1_24 = __VERIFIER_nondet_char() [L177] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=64, var_1_16=8, var_1_17=190, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=30, var_1_24=63, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=64, var_1_16=8, var_1_17=190, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=30, var_1_24=63, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L177] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=64, var_1_16=8, var_1_17=190, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=30, var_1_24=63, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L178] CALL assume_abort_if_not(var_1_24 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=64, var_1_16=8, var_1_17=190, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=30, var_1_24=63, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=64, var_1_16=8, var_1_17=190, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=30, var_1_24=63, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L178] RET assume_abort_if_not(var_1_24 <= 63) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=64, var_1_16=8, var_1_17=190, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=30, var_1_24=63, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L179] var_1_25 = __VERIFIER_nondet_uchar() [L180] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=64, var_1_16=8, var_1_17=190, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=30, var_1_24=63, var_1_25=1, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=64, var_1_16=8, var_1_17=190, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=30, var_1_24=63, var_1_25=1, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L180] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=64, var_1_16=8, var_1_17=190, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=30, var_1_24=63, var_1_25=1, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L181] CALL assume_abort_if_not(var_1_25 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=64, var_1_16=8, var_1_17=190, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=30, var_1_24=63, var_1_25=1, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=64, var_1_16=8, var_1_17=190, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=30, var_1_24=63, var_1_25=1, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L181] RET assume_abort_if_not(var_1_25 <= 1) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=64, var_1_16=8, var_1_17=190, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=30, var_1_24=63, var_1_25=1, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L182] var_1_27 = __VERIFIER_nondet_double() [L183] CALL assume_abort_if_not((var_1_27 >= 0.0F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 4611686.018427382800e+12F && var_1_27 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=64, var_1_16=8, var_1_17=190, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=30, var_1_24=63, var_1_25=1, var_1_26=65/8, var_1_27=2, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=64, var_1_16=8, var_1_17=190, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=30, var_1_24=63, var_1_25=1, var_1_26=65/8, var_1_27=2, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L183] RET assume_abort_if_not((var_1_27 >= 0.0F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 4611686.018427382800e+12F && var_1_27 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=64, var_1_16=8, var_1_17=190, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=30, var_1_24=63, var_1_25=1, var_1_26=65/8, var_1_27=2, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L184] var_1_28 = __VERIFIER_nondet_double() [L185] CALL assume_abort_if_not((var_1_28 >= 0.0F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 4611686.018427382800e+12F && var_1_28 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=64, var_1_16=8, var_1_17=190, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=30, var_1_24=63, var_1_25=1, var_1_26=65/8, var_1_27=2, var_1_28=3, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=64, var_1_16=8, var_1_17=190, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=30, var_1_24=63, var_1_25=1, var_1_26=65/8, var_1_27=2, var_1_28=3, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L185] RET assume_abort_if_not((var_1_28 >= 0.0F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 4611686.018427382800e+12F && var_1_28 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=64, var_1_16=8, var_1_17=190, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=30, var_1_24=63, var_1_25=1, var_1_26=65/8, var_1_27=2, var_1_28=3, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L186] var_1_29 = __VERIFIER_nondet_double() [L187] CALL assume_abort_if_not((var_1_29 >= -461168.6018427382800e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 4611686.018427382800e+12F && var_1_29 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=64, var_1_16=8, var_1_17=190, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=30, var_1_24=63, var_1_25=1, var_1_26=65/8, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=64, var_1_16=8, var_1_17=190, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=30, var_1_24=63, var_1_25=1, var_1_26=65/8, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L187] RET assume_abort_if_not((var_1_29 >= -461168.6018427382800e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 4611686.018427382800e+12F && var_1_29 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=64, var_1_16=8, var_1_17=190, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=30, var_1_24=63, var_1_25=1, var_1_26=65/8, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L188] var_1_31 = __VERIFIER_nondet_long() [L189] CALL assume_abort_if_not(var_1_31 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=64, var_1_16=8, var_1_17=190, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=30, var_1_24=63, var_1_25=1, var_1_26=65/8, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=25, var_1_31=31, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=64, var_1_16=8, var_1_17=190, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=30, var_1_24=63, var_1_25=1, var_1_26=65/8, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=25, var_1_31=31, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L189] RET assume_abort_if_not(var_1_31 >= -2147483648) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=64, var_1_16=8, var_1_17=190, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=30, var_1_24=63, var_1_25=1, var_1_26=65/8, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=25, var_1_31=31, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L190] CALL assume_abort_if_not(var_1_31 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=64, var_1_16=8, var_1_17=190, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=30, var_1_24=63, var_1_25=1, var_1_26=65/8, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=25, var_1_31=31, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=64, var_1_16=8, var_1_17=190, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=30, var_1_24=63, var_1_25=1, var_1_26=65/8, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=25, var_1_31=31, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L190] RET assume_abort_if_not(var_1_31 <= 2147483647) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=64, var_1_16=8, var_1_17=190, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=30, var_1_24=63, var_1_25=1, var_1_26=65/8, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=25, var_1_31=31, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L191] CALL assume_abort_if_not(var_1_31 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=64, var_1_16=8, var_1_17=190, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=30, var_1_24=63, var_1_25=1, var_1_26=65/8, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=25, var_1_31=31, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=64, var_1_16=8, var_1_17=190, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=30, var_1_24=63, var_1_25=1, var_1_26=65/8, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=25, var_1_31=31, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L191] RET assume_abort_if_not(var_1_31 != 0) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=64, var_1_16=8, var_1_17=190, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=30, var_1_24=63, var_1_25=1, var_1_26=65/8, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=25, var_1_31=31, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L208] RET updateVariables() [L209] CALL step() [L54] COND TRUE \read(var_1_5) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=64, var_1_16=8, var_1_17=190, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=30, var_1_24=63, var_1_25=1, var_1_26=65/8, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=25, var_1_31=31, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L55] COND TRUE (last_1_var_1_6 < 1) || var_1_25 VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=64, var_1_16=8, var_1_17=190, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=30, var_1_24=63, var_1_25=1, var_1_26=65/8, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=25, var_1_31=31, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L56] COND TRUE \read(var_1_25) [L57] var_1_26 = ((var_1_27 - var_1_28) + var_1_29) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=64, var_1_16=8, var_1_17=190, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=30, var_1_24=63, var_1_25=1, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=25, var_1_31=31, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L65] COND FALSE !((- var_1_26) >= (var_1_26 / var_1_4)) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=64, var_1_16=8, var_1_17=190, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=30, var_1_24=63, var_1_25=1, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=25, var_1_31=31, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L70] var_1_32 = var_1_23 [L71] var_1_33 = var_1_18 VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=64, var_1_16=8, var_1_17=190, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=30, var_1_24=63, var_1_25=1, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=25, var_1_31=31, var_1_32=30, var_1_33=33, var_1_5=1, var_1_6=-5] [L72] COND FALSE !(! var_1_5) [L87] var_1_14 = var_1_13 VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=125, var_1_16=8, var_1_17=190, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=30, var_1_24=63, var_1_25=1, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=25, var_1_31=31, var_1_32=30, var_1_33=33, var_1_5=1, var_1_6=-5] [L89] COND FALSE !(var_1_1 == 0) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=125, var_1_16=8, var_1_17=190, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=30, var_1_24=63, var_1_25=1, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=25, var_1_31=31, var_1_32=30, var_1_33=33, var_1_5=1, var_1_6=-5] [L92] COND FALSE !(var_1_14 < var_1_1) [L95] var_1_6 = var_1_1 VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=125, var_1_16=8, var_1_17=190, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=30, var_1_24=63, var_1_25=1, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=25, var_1_31=31, var_1_32=30, var_1_33=33, var_1_5=1, var_1_6=-128] [L98] unsigned short int stepLocal_0 = var_1_14; VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, stepLocal_0=125, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=125, var_1_16=8, var_1_17=190, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=30, var_1_24=63, var_1_25=1, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=25, var_1_31=31, var_1_32=30, var_1_33=33, var_1_5=1, var_1_6=-128] [L99] COND FALSE !(! var_1_5) [L104] var_1_16 = var_1_18 VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, stepLocal_0=125, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=125, var_1_16=33, var_1_17=190, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=30, var_1_24=63, var_1_25=1, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=25, var_1_31=31, var_1_32=30, var_1_33=33, var_1_5=1, var_1_6=-128] [L106] var_1_19 = var_1_16 VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, stepLocal_0=125, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=125, var_1_16=33, var_1_17=190, var_1_18=33, var_1_19=33, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=30, var_1_24=63, var_1_25=1, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=25, var_1_31=31, var_1_32=30, var_1_33=33, var_1_5=1, var_1_6=-128] [L107] COND FALSE !(((-32 + var_1_33) / var_1_17) >= ((var_1_13 - var_1_33) / var_1_31)) [L114] var_1_30 = var_1_33 VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, stepLocal_0=125, var_1_10=64, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=125, var_1_16=33, var_1_17=190, var_1_18=33, var_1_19=33, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=30, var_1_24=63, var_1_25=1, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=33, var_1_31=31, var_1_32=30, var_1_33=33, var_1_5=1, var_1_6=-128] [L116] COND TRUE \read(var_1_5) [L117] var_1_10 = var_1_11 VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, stepLocal_0=125, var_1_10=0, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=125, var_1_16=33, var_1_17=190, var_1_18=33, var_1_19=33, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=30, var_1_24=63, var_1_25=1, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=33, var_1_31=31, var_1_32=30, var_1_33=33, var_1_5=1, var_1_6=-128] [L125] COND TRUE \read(var_1_5) [L126] var_1_20 = -10000000 VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, stepLocal_0=125, var_1_10=0, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=125, var_1_16=33, var_1_17=190, var_1_18=33, var_1_19=33, var_1_1=-128, var_1_20=-10000000, var_1_21=25, var_1_23=30, var_1_24=63, var_1_25=1, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=33, var_1_31=31, var_1_32=30, var_1_33=33, var_1_5=1, var_1_6=-128] [L142] unsigned char stepLocal_1 = var_1_5; VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, stepLocal_0=125, stepLocal_1=1, var_1_10=0, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=125, var_1_16=33, var_1_17=190, var_1_18=33, var_1_19=33, var_1_1=-128, var_1_20=-10000000, var_1_21=25, var_1_23=30, var_1_24=63, var_1_25=1, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=33, var_1_31=31, var_1_32=30, var_1_33=33, var_1_5=1, var_1_6=-128] [L143] EXPR last_1_var_1_21 & var_1_10 VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, stepLocal_0=125, stepLocal_1=1, var_1_10=0, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=125, var_1_16=33, var_1_17=190, var_1_18=33, var_1_19=33, var_1_1=-128, var_1_20=-10000000, var_1_21=25, var_1_23=30, var_1_24=63, var_1_25=1, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=33, var_1_31=31, var_1_32=30, var_1_33=33, var_1_5=1, var_1_6=-128] [L143] COND TRUE ((last_1_var_1_21 & var_1_10) >= var_1_12) && stepLocal_1 [L144] var_1_21 = (var_1_18 + (var_1_23 - var_1_24)) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, stepLocal_0=125, stepLocal_1=1, var_1_10=0, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=125, var_1_16=33, var_1_17=190, var_1_18=33, var_1_19=33, var_1_1=-128, var_1_20=-10000000, var_1_21=0, var_1_23=30, var_1_24=63, var_1_25=1, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=33, var_1_31=31, var_1_32=30, var_1_33=33, var_1_5=1, var_1_6=-128] [L209] RET step() [L210] CALL, EXPR property() [L199] EXPR ((((((((- var_1_26) >= (var_1_26 / var_1_4)) ? (var_1_5 ? (var_1_1 == ((signed long int) 10)) : 1) : 1) && ((var_1_1 == 0) ? (var_1_6 == ((signed long int) (((((var_1_1 + var_1_32)) > (var_1_14)) ? ((var_1_1 + var_1_32)) : (var_1_14))))) : ((var_1_14 < var_1_1) ? (var_1_6 == ((signed long int) var_1_1)) : (var_1_6 == ((signed long int) var_1_1))))) && (var_1_5 ? (var_1_10 == ((signed char) var_1_11)) : ((var_1_33 == ((((var_1_30) < 0 ) ? -(var_1_30) : (var_1_30)))) ? (var_1_10 == ((signed char) (((((var_1_12 - var_1_13)) < (var_1_11)) ? ((var_1_12 - var_1_13)) : (var_1_11))))) : (var_1_10 == ((signed char) var_1_13))))) && ((! var_1_5) ? ((-4 <= var_1_33) ? (((((((- var_1_33)) > (var_1_33)) ? ((- var_1_33)) : (var_1_33))) >= var_1_33) ? (var_1_14 == ((unsigned short int) (((((var_1_33 + 5)) < (var_1_13)) ? ((var_1_33 + 5)) : (var_1_13))))) : ((! (var_1_26 < var_1_26)) ? (var_1_14 == ((unsigned short int) var_1_13)) : (var_1_14 == ((unsigned short int) var_1_33)))) : (var_1_14 == ((unsigned short int) var_1_13))) : (var_1_14 == ((unsigned short int) var_1_13)))) && ((! var_1_5) ? ((-2 >= var_1_14) ? (var_1_16 == ((unsigned char) (((((var_1_17 - var_1_18) - 32) < 0 ) ? -((var_1_17 - var_1_18) - 32) : ((var_1_17 - var_1_18) - 32))))) : 1) : (var_1_16 == ((unsigned char) var_1_18)))) && (var_1_19 == ((signed long int) var_1_16))) && (var_1_5 ? (var_1_20 == ((signed long int) -10000000)) : ((var_1_11 <= var_1_10) ? ((last_1_var_1_20 <= ((var_1_14 / var_1_17) & var_1_33)) ? ((var_1_14 > var_1_33) ? (var_1_20 == ((signed long int) (last_1_var_1_20 + var_1_12))) : (var_1_20 == ((signed long int) last_1_var_1_20))) : (var_1_20 == ((signed long int) var_1_16))) : (var_1_20 == ((signed long int) var_1_14)))) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=0, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=125, var_1_16=33, var_1_17=190, var_1_18=33, var_1_19=33, var_1_1=-128, var_1_20=-10000000, var_1_21=0, var_1_23=30, var_1_24=63, var_1_25=1, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=33, var_1_31=31, var_1_32=30, var_1_33=33, var_1_5=1, var_1_6=-128] [L199] EXPR (((((((((- var_1_26) >= (var_1_26 / var_1_4)) ? (var_1_5 ? (var_1_1 == ((signed long int) 10)) : 1) : 1) && ((var_1_1 == 0) ? (var_1_6 == ((signed long int) (((((var_1_1 + var_1_32)) > (var_1_14)) ? ((var_1_1 + var_1_32)) : (var_1_14))))) : ((var_1_14 < var_1_1) ? (var_1_6 == ((signed long int) var_1_1)) : (var_1_6 == ((signed long int) var_1_1))))) && (var_1_5 ? (var_1_10 == ((signed char) var_1_11)) : ((var_1_33 == ((((var_1_30) < 0 ) ? -(var_1_30) : (var_1_30)))) ? (var_1_10 == ((signed char) (((((var_1_12 - var_1_13)) < (var_1_11)) ? ((var_1_12 - var_1_13)) : (var_1_11))))) : (var_1_10 == ((signed char) var_1_13))))) && ((! var_1_5) ? ((-4 <= var_1_33) ? (((((((- var_1_33)) > (var_1_33)) ? ((- var_1_33)) : (var_1_33))) >= var_1_33) ? (var_1_14 == ((unsigned short int) (((((var_1_33 + 5)) < (var_1_13)) ? ((var_1_33 + 5)) : (var_1_13))))) : ((! (var_1_26 < var_1_26)) ? (var_1_14 == ((unsigned short int) var_1_13)) : (var_1_14 == ((unsigned short int) var_1_33)))) : (var_1_14 == ((unsigned short int) var_1_13))) : (var_1_14 == ((unsigned short int) var_1_13)))) && ((! var_1_5) ? ((-2 >= var_1_14) ? (var_1_16 == ((unsigned char) (((((var_1_17 - var_1_18) - 32) < 0 ) ? -((var_1_17 - var_1_18) - 32) : ((var_1_17 - var_1_18) - 32))))) : 1) : (var_1_16 == ((unsigned char) var_1_18)))) && (var_1_19 == ((signed long int) var_1_16))) && (var_1_5 ? (var_1_20 == ((signed long int) -10000000)) : ((var_1_11 <= var_1_10) ? ((last_1_var_1_20 <= ((var_1_14 / var_1_17) & var_1_33)) ? ((var_1_14 > var_1_33) ? (var_1_20 == ((signed long int) (last_1_var_1_20 + var_1_12))) : (var_1_20 == ((signed long int) last_1_var_1_20))) : (var_1_20 == ((signed long int) var_1_16))) : (var_1_20 == ((signed long int) var_1_14))))) && ((((last_1_var_1_21 & var_1_10) >= var_1_12) && var_1_5) ? (var_1_21 == ((signed char) (var_1_18 + (var_1_23 - var_1_24)))) : ((! var_1_25) ? (var_1_21 == ((signed char) var_1_17)) : 1)) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=0, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=125, var_1_16=33, var_1_17=190, var_1_18=33, var_1_19=33, var_1_1=-128, var_1_20=-10000000, var_1_21=0, var_1_23=30, var_1_24=63, var_1_25=1, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=33, var_1_31=31, var_1_32=30, var_1_33=33, var_1_5=1, var_1_6=-128] [L199-L200] return (((((((((((((- var_1_26) >= (var_1_26 / var_1_4)) ? (var_1_5 ? (var_1_1 == ((signed long int) 10)) : 1) : 1) && ((var_1_1 == 0) ? (var_1_6 == ((signed long int) (((((var_1_1 + var_1_32)) > (var_1_14)) ? ((var_1_1 + var_1_32)) : (var_1_14))))) : ((var_1_14 < var_1_1) ? (var_1_6 == ((signed long int) var_1_1)) : (var_1_6 == ((signed long int) var_1_1))))) && (var_1_5 ? (var_1_10 == ((signed char) var_1_11)) : ((var_1_33 == ((((var_1_30) < 0 ) ? -(var_1_30) : (var_1_30)))) ? (var_1_10 == ((signed char) (((((var_1_12 - var_1_13)) < (var_1_11)) ? ((var_1_12 - var_1_13)) : (var_1_11))))) : (var_1_10 == ((signed char) var_1_13))))) && ((! var_1_5) ? ((-4 <= var_1_33) ? (((((((- var_1_33)) > (var_1_33)) ? ((- var_1_33)) : (var_1_33))) >= var_1_33) ? (var_1_14 == ((unsigned short int) (((((var_1_33 + 5)) < (var_1_13)) ? ((var_1_33 + 5)) : (var_1_13))))) : ((! (var_1_26 < var_1_26)) ? (var_1_14 == ((unsigned short int) var_1_13)) : (var_1_14 == ((unsigned short int) var_1_33)))) : (var_1_14 == ((unsigned short int) var_1_13))) : (var_1_14 == ((unsigned short int) var_1_13)))) && ((! var_1_5) ? ((-2 >= var_1_14) ? (var_1_16 == ((unsigned char) (((((var_1_17 - var_1_18) - 32) < 0 ) ? -((var_1_17 - var_1_18) - 32) : ((var_1_17 - var_1_18) - 32))))) : 1) : (var_1_16 == ((unsigned char) var_1_18)))) && (var_1_19 == ((signed long int) var_1_16))) && (var_1_5 ? (var_1_20 == ((signed long int) -10000000)) : ((var_1_11 <= var_1_10) ? ((last_1_var_1_20 <= ((var_1_14 / var_1_17) & var_1_33)) ? ((var_1_14 > var_1_33) ? (var_1_20 == ((signed long int) (last_1_var_1_20 + var_1_12))) : (var_1_20 == ((signed long int) last_1_var_1_20))) : (var_1_20 == ((signed long int) var_1_16))) : (var_1_20 == ((signed long int) var_1_14))))) && ((((last_1_var_1_21 & var_1_10) >= var_1_12) && var_1_5) ? (var_1_21 == ((signed char) (var_1_18 + (var_1_23 - var_1_24)))) : ((! var_1_25) ? (var_1_21 == ((signed char) var_1_17)) : 1))) && (var_1_5 ? (((last_1_var_1_6 < 1) || var_1_25) ? (var_1_25 ? (var_1_26 == ((double) ((var_1_27 - var_1_28) + var_1_29))) : 1) : (var_1_26 == ((double) var_1_28))) : (var_1_26 == ((double) var_1_28)))) && ((((-32 + var_1_33) / var_1_17) >= ((var_1_13 - var_1_33) / var_1_31)) ? ((var_1_16 > var_1_16) ? (var_1_30 == ((unsigned long int) var_1_18)) : (var_1_30 == ((unsigned long int) var_1_17))) : (var_1_30 == ((unsigned long int) var_1_33)))) && (var_1_32 == ((signed short int) var_1_23))) && (var_1_33 == ((unsigned char) var_1_18)) ; [L210] RET, EXPR property() [L210] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=0, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=125, var_1_16=33, var_1_17=190, var_1_18=33, var_1_19=33, var_1_1=-128, var_1_20=-10000000, var_1_21=0, var_1_23=30, var_1_24=63, var_1_25=1, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=33, var_1_31=31, var_1_32=30, var_1_33=33, var_1_5=1, var_1_6=-128] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=0, var_1_11=0, var_1_12=-1, var_1_13=125, var_1_14=125, var_1_16=33, var_1_17=190, var_1_18=33, var_1_19=33, var_1_1=-128, var_1_20=-10000000, var_1_21=0, var_1_23=30, var_1_24=63, var_1_25=1, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=33, var_1_31=31, var_1_32=30, var_1_33=33, var_1_5=1, var_1_6=-128] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 105 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 5.0s, OverallIterations: 5, TraceHistogramMax: 26, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 261 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 261 mSDsluCounter, 1210 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 551 mSDsCounter, 65 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 47 IncrementalHoareTripleChecker+Invalid, 112 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 65 mSolverCounterUnsat, 659 mSDtfsCounter, 47 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 684 GetRequests, 679 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=323occurred in iteration=4, InterpolantAutomatonStates: 12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 4 MinimizatonAttempts, 163 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 1032 NumberOfCodeBlocks, 1032 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 683 ConstructedInterpolants, 0 QuantifiedInterpolants, 1907 SizeOfPredicates, 2 NumberOfNonLiveVariables, 1698 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 5200/5200 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 07:59:27,941 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/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_01070aa9-cf4d-41fe-b021-2111a55270ad/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/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_01070aa9-cf4d-41fe-b021-2111a55270ad/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-9.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/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_01070aa9-cf4d-41fe-b021-2111a55270ad/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 cc35118ba1a0e6d4f6fbfe0c13fd86d864ebc4499fb9e1bc8f8aa547d2c12872 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:59:30,652 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:59:30,782 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-19 07:59:30,791 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:59:30,795 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:59:30,845 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:59:30,846 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:59:30,846 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:59:30,848 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:59:30,855 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:59:30,856 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:59:30,856 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:59:30,857 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:59:30,860 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:59:30,860 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:59:30,861 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:59:30,861 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:59:30,862 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:59:30,862 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:59:30,863 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:59:30,864 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:59:30,865 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 07:59:30,865 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 07:59:30,866 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 07:59:30,866 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:59:30,866 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:59:30,867 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:59:30,867 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:59:30,868 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:59:30,868 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:59:30,870 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:59:30,870 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:59:30,870 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:59:30,871 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:59:30,871 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-19 07:59:30,872 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 07:59:30,872 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:59:30,872 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:59:30,873 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:59:30,874 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:59:30,874 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-19 07:59:30,875 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:59:30,875 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_01070aa9-cf4d-41fe-b021-2111a55270ad/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cc35118ba1a0e6d4f6fbfe0c13fd86d864ebc4499fb9e1bc8f8aa547d2c12872 [2023-11-19 07:59:31,270 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:59:31,292 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:59:31,295 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:59:31,296 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:59:31,299 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:59:31,301 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-9.i [2023-11-19 07:59:34,508 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:59:34,850 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:59:34,851 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-9.i [2023-11-19 07:59:34,862 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/bin/uautomizer-verify-uCwYo4JHxu/data/99e682f35/81b7226116de490885703d6229326bab/FLAG6b06e917c [2023-11-19 07:59:34,881 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/bin/uautomizer-verify-uCwYo4JHxu/data/99e682f35/81b7226116de490885703d6229326bab [2023-11-19 07:59:34,886 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:59:34,889 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:59:34,894 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:59:34,895 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:59:34,900 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:59:34,901 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:59:34" (1/1) ... [2023-11-19 07:59:34,902 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18c51ffc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:34, skipping insertion in model container [2023-11-19 07:59:34,903 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:59:34" (1/1) ... [2023-11-19 07:59:34,961 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:59:35,174 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_01070aa9-cf4d-41fe-b021-2111a55270ad/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-9.i[915,928] [2023-11-19 07:59:35,280 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:59:35,303 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:59:35,318 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_01070aa9-cf4d-41fe-b021-2111a55270ad/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-9.i[915,928] [2023-11-19 07:59:35,379 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:59:35,425 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:59:35,425 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:35 WrapperNode [2023-11-19 07:59:35,426 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:59:35,429 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:59:35,430 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:59:35,430 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:59:35,439 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:35" (1/1) ... [2023-11-19 07:59:35,461 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:35" (1/1) ... [2023-11-19 07:59:35,505 INFO L138 Inliner]: procedures = 27, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 194 [2023-11-19 07:59:35,512 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:59:35,513 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:59:35,513 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:59:35,513 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:59:35,523 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:35" (1/1) ... [2023-11-19 07:59:35,524 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:35" (1/1) ... [2023-11-19 07:59:35,530 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:35" (1/1) ... [2023-11-19 07:59:35,530 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:35" (1/1) ... [2023-11-19 07:59:35,545 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:35" (1/1) ... [2023-11-19 07:59:35,549 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:35" (1/1) ... [2023-11-19 07:59:35,554 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:35" (1/1) ... [2023-11-19 07:59:35,557 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:35" (1/1) ... [2023-11-19 07:59:35,565 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:59:35,592 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:59:35,592 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:59:35,593 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:59:35,593 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:35" (1/1) ... [2023-11-19 07:59:35,621 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:59:35,645 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:59:35,660 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:59:35,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:59:35,695 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:59:35,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 07:59:35,696 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 07:59:35,696 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 07:59:35,698 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:59:35,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:59:35,807 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:59:35,810 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:59:43,190 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:59:43,205 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:59:43,205 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 07:59:43,212 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:59:43 BoogieIcfgContainer [2023-11-19 07:59:43,213 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:59:43,215 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:59:43,215 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:59:43,219 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:59:43,219 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:59:34" (1/3) ... [2023-11-19 07:59:43,220 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b0c2628 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:59:43, skipping insertion in model container [2023-11-19 07:59:43,220 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:35" (2/3) ... [2023-11-19 07:59:43,221 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b0c2628 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:59:43, skipping insertion in model container [2023-11-19 07:59:43,222 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:59:43" (3/3) ... [2023-11-19 07:59:43,224 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-9.i [2023-11-19 07:59:43,245 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:59:43,246 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 07:59:43,308 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:59:43,315 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;@184000f6, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:59:43,315 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 07:59:43,320 INFO L276 IsEmpty]: Start isEmpty. Operand has 87 states, 58 states have (on average 1.4827586206896552) internal successors, (86), 59 states have internal predecessors, (86), 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 07:59:43,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-11-19 07:59:43,339 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:59:43,340 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, 1, 1, 1] [2023-11-19 07:59:43,341 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:59:43,346 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:59:43,347 INFO L85 PathProgramCache]: Analyzing trace with hash 1928837837, now seen corresponding path program 1 times [2023-11-19 07:59:43,363 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:59:43,363 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1416670735] [2023-11-19 07:59:43,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:59:43,364 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 07:59:43,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:59:43,366 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/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 07:59:43,372 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/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 07:59:44,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:59:44,675 INFO L262 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 07:59:44,688 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:59:44,791 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 07:59:44,795 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:59:44,796 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:59:44,797 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1416670735] [2023-11-19 07:59:44,799 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1416670735] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:59:44,799 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:59:44,800 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:59:44,802 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1564655850] [2023-11-19 07:59:44,803 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:59:44,810 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 07:59:44,811 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:59:44,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 07:59:44,843 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:59:44,845 INFO L87 Difference]: Start difference. First operand has 87 states, 58 states have (on average 1.4827586206896552) internal successors, (86), 59 states have internal predecessors, (86), 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 21.5) internal successors, (43), 2 states have internal predecessors, (43), 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 07:59:44,886 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:59:44,886 INFO L93 Difference]: Finished difference Result 170 states and 297 transitions. [2023-11-19 07:59:44,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 07:59:44,889 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (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 166 [2023-11-19 07:59:44,890 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:59:44,899 INFO L225 Difference]: With dead ends: 170 [2023-11-19 07:59:44,899 INFO L226 Difference]: Without dead ends: 82 [2023-11-19 07:59:44,904 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 165 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 07:59:44,908 INFO L413 NwaCegarLoop]: 129 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, 129 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 07:59:44,910 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 129 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:59:44,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2023-11-19 07:59:44,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 82. [2023-11-19 07:59:44,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 54 states have (on average 1.3518518518518519) internal successors, (73), 54 states have internal predecessors, (73), 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 07:59:44,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 125 transitions. [2023-11-19 07:59:44,966 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 125 transitions. Word has length 166 [2023-11-19 07:59:44,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:59:44,967 INFO L495 AbstractCegarLoop]: Abstraction has 82 states and 125 transitions. [2023-11-19 07:59:44,967 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (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 07:59:44,968 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 125 transitions. [2023-11-19 07:59:44,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-11-19 07:59:44,972 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:59:44,973 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, 1, 1, 1] [2023-11-19 07:59:45,001 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/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)] Forceful destruction successful, exit code 0 [2023-11-19 07:59:45,195 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/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 07:59:45,195 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:59:45,196 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:59:45,196 INFO L85 PathProgramCache]: Analyzing trace with hash 1024535829, now seen corresponding path program 1 times [2023-11-19 07:59:45,197 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:59:45,198 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1707954288] [2023-11-19 07:59:45,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:59:45,198 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 07:59:45,198 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:59:45,200 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/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 07:59:45,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/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 07:59:46,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:59:46,436 INFO L262 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 07:59:46,445 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:59:46,688 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 07:59:46,689 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:59:46,689 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:59:46,689 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1707954288] [2023-11-19 07:59:46,690 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1707954288] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:59:46,690 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:59:46,690 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 07:59:46,690 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1114636418] [2023-11-19 07:59:46,690 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:59:46,693 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:59:46,693 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:59:46,694 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:59:46,695 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:59:46,695 INFO L87 Difference]: Start difference. First operand 82 states and 125 transitions. Second operand has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 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 07:59:49,171 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 07:59:51,186 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 07:59:51,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:59:51,308 INFO L93 Difference]: Finished difference Result 193 states and 291 transitions. [2023-11-19 07:59:51,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:59:51,309 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 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 166 [2023-11-19 07:59:51,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:59:51,313 INFO L225 Difference]: With dead ends: 193 [2023-11-19 07:59:51,313 INFO L226 Difference]: Without dead ends: 114 [2023-11-19 07:59:51,315 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 164 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 07:59:51,317 INFO L413 NwaCegarLoop]: 152 mSDtfsCounter, 40 mSDsluCounter, 96 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 9 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 40 SdHoareTripleChecker+Valid, 248 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2023-11-19 07:59:51,317 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [40 Valid, 248 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 18 Invalid, 2 Unknown, 0 Unchecked, 4.6s Time] [2023-11-19 07:59:51,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2023-11-19 07:59:51,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 111. [2023-11-19 07:59:51,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 111 states, 80 states have (on average 1.325) internal successors, (106), 81 states have internal predecessors, (106), 28 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 27 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-19 07:59:51,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 162 transitions. [2023-11-19 07:59:51,361 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 162 transitions. Word has length 166 [2023-11-19 07:59:51,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:59:51,364 INFO L495 AbstractCegarLoop]: Abstraction has 111 states and 162 transitions. [2023-11-19 07:59:51,365 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 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 07:59:51,365 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 162 transitions. [2023-11-19 07:59:51,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2023-11-19 07:59:51,370 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:59:51,370 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, 1, 1, 1, 1] [2023-11-19 07:59:51,387 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/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 07:59:51,572 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/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 07:59:51,572 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:59:51,573 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:59:51,573 INFO L85 PathProgramCache]: Analyzing trace with hash 1665246138, now seen corresponding path program 1 times [2023-11-19 07:59:51,574 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:59:51,574 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [383534498] [2023-11-19 07:59:51,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:59:51,574 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 07:59:51,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:59:51,576 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/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 07:59:51,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/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 07:59:52,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:59:52,726 INFO L262 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 07:59:52,734 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:59:55,744 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 07:59:55,745 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:59:55,745 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:59:55,745 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [383534498] [2023-11-19 07:59:55,746 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [383534498] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:59:55,746 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:59:55,746 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 07:59:55,746 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1278533133] [2023-11-19 07:59:55,747 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:59:55,748 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 07:59:55,748 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:59:55,749 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 07:59:55,749 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 07:59:55,749 INFO L87 Difference]: Start difference. First operand 111 states and 162 transitions. Second operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 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 07:59:58,440 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.32s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 08:00:00,451 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 08:00:02,844 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 08:00:04,850 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 08:00:04,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 08:00:04,852 INFO L93 Difference]: Finished difference Result 321 states and 473 transitions. [2023-11-19 08:00:04,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-19 08:00:04,947 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 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 167 [2023-11-19 08:00:04,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 08:00:04,953 INFO L225 Difference]: With dead ends: 321 [2023-11-19 08:00:04,953 INFO L226 Difference]: Without dead ends: 213 [2023-11-19 08:00:04,954 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 08:00:04,956 INFO L413 NwaCegarLoop]: 123 mSDtfsCounter, 85 mSDsluCounter, 235 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 53 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 85 SdHoareTripleChecker+Valid, 358 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.0s IncrementalHoareTripleChecker+Time [2023-11-19 08:00:04,956 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [85 Valid, 358 Invalid, 66 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 9 Invalid, 4 Unknown, 0 Unchecked, 9.0s Time] [2023-11-19 08:00:04,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 213 states. [2023-11-19 08:00:04,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 213 to 159. [2023-11-19 08:00:05,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 159 states, 101 states have (on average 1.2673267326732673) internal successors, (128), 102 states have internal predecessors, (128), 54 states have call successors, (54), 3 states have call predecessors, (54), 3 states have return successors, (54), 53 states have call predecessors, (54), 54 states have call successors, (54) [2023-11-19 08:00:05,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 236 transitions. [2023-11-19 08:00:05,003 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 236 transitions. Word has length 167 [2023-11-19 08:00:05,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 08:00:05,004 INFO L495 AbstractCegarLoop]: Abstraction has 159 states and 236 transitions. [2023-11-19 08:00:05,005 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 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 08:00:05,005 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 236 transitions. [2023-11-19 08:00:05,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2023-11-19 08:00:05,008 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:00:05,009 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, 1, 1, 1, 1, 1] [2023-11-19 08:00:05,035 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/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 08:00:05,232 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/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 08:00:05,232 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:00:05,233 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:00:05,233 INFO L85 PathProgramCache]: Analyzing trace with hash 188348522, now seen corresponding path program 1 times [2023-11-19 08:00:05,233 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 08:00:05,234 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1607508075] [2023-11-19 08:00:05,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:00:05,234 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 08:00:05,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 08:00:05,235 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/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 08:00:05,239 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/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)] Waiting until timeout for monitored process [2023-11-19 08:00:06,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:06,430 INFO L262 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 08:00:06,436 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 08:00:09,379 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 08:00:09,379 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 08:00:09,380 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 08:00:09,380 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1607508075] [2023-11-19 08:00:09,380 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1607508075] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 08:00:09,380 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 08:00:09,380 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 08:00:09,380 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1101190997] [2023-11-19 08:00:09,381 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 08:00:09,381 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 08:00:09,382 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 08:00:09,382 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 08:00:09,382 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 08:00:09,383 INFO L87 Difference]: Start difference. First operand 159 states and 236 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 2 states have internal predecessors, (41), 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 08:00:11,742 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 08:00:13,746 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 08:00:13,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 08:00:13,761 INFO L93 Difference]: Finished difference Result 375 states and 554 transitions. [2023-11-19 08:00:13,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 08:00:13,849 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 2 states have internal predecessors, (41), 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 168 [2023-11-19 08:00:13,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 08:00:13,853 INFO L225 Difference]: With dead ends: 375 [2023-11-19 08:00:13,854 INFO L226 Difference]: Without dead ends: 267 [2023-11-19 08:00:13,855 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 166 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 08:00:13,857 INFO L413 NwaCegarLoop]: 123 mSDtfsCounter, 42 mSDsluCounter, 116 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 42 SdHoareTripleChecker+Valid, 239 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2023-11-19 08:00:13,857 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [42 Valid, 239 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 7 Invalid, 2 Unknown, 0 Unchecked, 4.3s Time] [2023-11-19 08:00:13,859 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 267 states. [2023-11-19 08:00:13,911 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 267 to 265. [2023-11-19 08:00:13,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 265 states, 177 states have (on average 1.2768361581920904) internal successors, (226), 179 states have internal predecessors, (226), 82 states have call successors, (82), 5 states have call predecessors, (82), 5 states have return successors, (82), 80 states have call predecessors, (82), 82 states have call successors, (82) [2023-11-19 08:00:13,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 265 states and 390 transitions. [2023-11-19 08:00:13,917 INFO L78 Accepts]: Start accepts. Automaton has 265 states and 390 transitions. Word has length 168 [2023-11-19 08:00:13,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 08:00:13,919 INFO L495 AbstractCegarLoop]: Abstraction has 265 states and 390 transitions. [2023-11-19 08:00:13,919 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 2 states have internal predecessors, (41), 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 08:00:13,919 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 390 transitions. [2023-11-19 08:00:13,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2023-11-19 08:00:13,922 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:00:13,923 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, 1, 1, 1, 1, 1, 1] [2023-11-19 08:00:13,953 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/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)] Forceful destruction successful, exit code 0 [2023-11-19 08:00:14,144 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/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 08:00:14,144 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:00:14,145 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:00:14,145 INFO L85 PathProgramCache]: Analyzing trace with hash 552036187, now seen corresponding path program 1 times [2023-11-19 08:00:14,145 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 08:00:14,145 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1998092427] [2023-11-19 08:00:14,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:00:14,146 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 08:00:14,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 08:00:14,147 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/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 08:00:14,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01070aa9-cf4d-41fe-b021-2111a55270ad/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 08:00:17,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:18,003 INFO L262 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 48 conjunts are in the unsatisfiable core [2023-11-19 08:00:18,015 INFO L285 TraceCheckSpWp]: Computing forward predicates...