./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-14.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 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_be4b397e-19a0-4802-bd7d-c8666736c25b/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4b397e-19a0-4802-bd7d-c8666736c25b/bin/uautomizer-verify-uTZkv6EMXl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4b397e-19a0-4802-bd7d-c8666736c25b/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4b397e-19a0-4802-bd7d-c8666736c25b/bin/uautomizer-verify-uTZkv6EMXl/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-14.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4b397e-19a0-4802-bd7d-c8666736c25b/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4b397e-19a0-4802-bd7d-c8666736c25b/bin/uautomizer-verify-uTZkv6EMXl --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 35aaa7d8a01119e4a1eebdebc33ef3bf9bf37d4947f6c67e0b6fc6a845d36172 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 02:04:00,139 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:04:00,245 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4b397e-19a0-4802-bd7d-c8666736c25b/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-12 02:04:00,256 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:04:00,256 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:04:00,299 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:04:00,300 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:04:00,301 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:04:00,302 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 02:04:00,309 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 02:04:00,310 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:04:00,310 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:04:00,311 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:04:00,311 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:04:00,312 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 02:04:00,312 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 02:04:00,312 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 02:04:00,313 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 02:04:00,313 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:04:00,313 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 02:04:00,314 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 02:04:00,314 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 02:04:00,315 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 02:04:00,315 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 02:04:00,316 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:04:00,316 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:04:00,317 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:04:00,317 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 02:04:00,318 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:04:00,318 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:04:00,320 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 02:04:00,320 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 02:04:00,320 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-12 02:04:00,320 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 02:04:00,321 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-12 02:04:00,323 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 02:04:00,323 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-12 02:04:00,323 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 02:04:00,324 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-12 02:04:00,324 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_be4b397e-19a0-4802-bd7d-c8666736c25b/bin/uautomizer-verify-uTZkv6EMXl/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4b397e-19a0-4802-bd7d-c8666736c25b/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 35aaa7d8a01119e4a1eebdebc33ef3bf9bf37d4947f6c67e0b6fc6a845d36172 [2023-11-12 02:04:00,676 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:04:00,703 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:04:00,707 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:04:00,708 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:04:00,709 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:04:00,711 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4b397e-19a0-4802-bd7d-c8666736c25b/bin/uautomizer-verify-uTZkv6EMXl/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-14.i [2023-11-12 02:04:03,915 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:04:04,169 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:04:04,170 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4b397e-19a0-4802-bd7d-c8666736c25b/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-14.i [2023-11-12 02:04:04,186 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4b397e-19a0-4802-bd7d-c8666736c25b/bin/uautomizer-verify-uTZkv6EMXl/data/19e1df604/54e2e40ec4204a3aa11604e44690cf4a/FLAGf04f406d0 [2023-11-12 02:04:04,204 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4b397e-19a0-4802-bd7d-c8666736c25b/bin/uautomizer-verify-uTZkv6EMXl/data/19e1df604/54e2e40ec4204a3aa11604e44690cf4a [2023-11-12 02:04:04,207 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:04:04,209 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:04:04,211 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:04:04,211 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:04:04,217 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:04:04,217 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:04:04" (1/1) ... [2023-11-12 02:04:04,219 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@333f804a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:04:04, skipping insertion in model container [2023-11-12 02:04:04,219 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:04:04" (1/1) ... [2023-11-12 02:04:04,285 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:04:04,471 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_be4b397e-19a0-4802-bd7d-c8666736c25b/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-14.i[913,926] [2023-11-12 02:04:04,550 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:04:04,563 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 02:04:04,576 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_be4b397e-19a0-4802-bd7d-c8666736c25b/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-14.i[913,926] [2023-11-12 02:04:04,623 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:04:04,653 INFO L206 MainTranslator]: Completed translation [2023-11-12 02:04:04,653 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:04:04 WrapperNode [2023-11-12 02:04:04,654 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 02:04:04,655 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 02:04:04,655 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 02:04:04,655 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 02:04:04,663 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:04:04" (1/1) ... [2023-11-12 02:04:04,675 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:04:04" (1/1) ... [2023-11-12 02:04:04,734 INFO L138 Inliner]: procedures = 26, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 147 [2023-11-12 02:04:04,734 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 02:04:04,735 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 02:04:04,736 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 02:04:04,736 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 02:04:04,747 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:04:04" (1/1) ... [2023-11-12 02:04:04,749 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:04:04" (1/1) ... [2023-11-12 02:04:04,754 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:04:04" (1/1) ... [2023-11-12 02:04:04,754 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:04:04" (1/1) ... [2023-11-12 02:04:04,767 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:04:04" (1/1) ... [2023-11-12 02:04:04,771 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:04:04" (1/1) ... [2023-11-12 02:04:04,775 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:04:04" (1/1) ... [2023-11-12 02:04:04,778 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:04:04" (1/1) ... [2023-11-12 02:04:04,785 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 02:04:04,786 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 02:04:04,786 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 02:04:04,787 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 02:04:04,788 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:04:04" (1/1) ... [2023-11-12 02:04:04,795 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:04:04,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4b397e-19a0-4802-bd7d-c8666736c25b/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:04:04,823 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4b397e-19a0-4802-bd7d-c8666736c25b/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 02:04:04,847 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4b397e-19a0-4802-bd7d-c8666736c25b/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 02:04:04,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 02:04:04,869 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 02:04:04,869 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 02:04:04,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 02:04:04,869 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 02:04:04,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 02:04:05,001 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 02:04:05,003 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 02:04:05,473 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 02:04:05,480 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 02:04:05,480 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 02:04:05,483 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:04:05 BoogieIcfgContainer [2023-11-12 02:04:05,483 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 02:04:05,486 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 02:04:05,487 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 02:04:05,491 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 02:04:05,491 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 02:04:04" (1/3) ... [2023-11-12 02:04:05,492 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6520bde6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:04:05, skipping insertion in model container [2023-11-12 02:04:05,492 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:04:04" (2/3) ... [2023-11-12 02:04:05,493 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6520bde6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:04:05, skipping insertion in model container [2023-11-12 02:04:05,493 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:04:05" (3/3) ... [2023-11-12 02:04:05,495 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_normal_file-14.i [2023-11-12 02:04:05,516 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 02:04:05,516 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 02:04:05,573 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 02:04:05,581 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;@11445656, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-12 02:04:05,582 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 02:04:05,587 INFO L276 IsEmpty]: Start isEmpty. Operand has 65 states, 39 states have (on average 1.3846153846153846) internal successors, (54), 40 states have internal predecessors, (54), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2023-11-12 02:04:05,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2023-11-12 02:04:05,605 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:04:05,606 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:04:05,606 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:04:05,612 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:04:05,613 INFO L85 PathProgramCache]: Analyzing trace with hash 1581456758, now seen corresponding path program 1 times [2023-11-12 02:04:05,623 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:04:05,623 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1719507941] [2023-11-12 02:04:05,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:04:05,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:04:05,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:04:05,906 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:04:05,908 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1719507941] [2023-11-12 02:04:05,909 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-12 02:04:05,910 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1196614333] [2023-11-12 02:04:05,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:04:05,910 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:04:05,911 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4b397e-19a0-4802-bd7d-c8666736c25b/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:04:05,918 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4b397e-19a0-4802-bd7d-c8666736c25b/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:04:05,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4b397e-19a0-4802-bd7d-c8666736c25b/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-12 02:04:06,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:04:06,183 INFO L262 TraceCheckSpWp]: Trace formula consists of 355 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 02:04:06,214 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:04:06,295 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 968 trivial. 0 not checked. [2023-11-12 02:04:06,295 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:04:06,296 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1196614333] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:04:06,296 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:04:06,297 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 02:04:06,307 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [268489520] [2023-11-12 02:04:06,309 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:04:06,315 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-12 02:04:06,315 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:04:06,366 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-12 02:04:06,367 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 02:04:06,370 INFO L87 Difference]: Start difference. First operand has 65 states, 39 states have (on average 1.3846153846153846) internal successors, (54), 40 states have internal predecessors, (54), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2023-11-12 02:04:06,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:04:06,429 INFO L93 Difference]: Finished difference Result 123 states and 217 transitions. [2023-11-12 02:04:06,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-12 02:04:06,431 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) Word has length 143 [2023-11-12 02:04:06,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:04:06,442 INFO L225 Difference]: With dead ends: 123 [2023-11-12 02:04:06,443 INFO L226 Difference]: Without dead ends: 61 [2023-11-12 02:04:06,448 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 02:04:06,455 INFO L413 NwaCegarLoop]: 93 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, 93 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-12 02:04:06,457 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 93 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 02:04:06,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2023-11-12 02:04:06,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 61. [2023-11-12 02:04:06,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61 states, 36 states have (on average 1.3055555555555556) internal successors, (47), 36 states have internal predecessors, (47), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2023-11-12 02:04:06,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 93 transitions. [2023-11-12 02:04:06,528 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 93 transitions. Word has length 143 [2023-11-12 02:04:06,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:04:06,531 INFO L495 AbstractCegarLoop]: Abstraction has 61 states and 93 transitions. [2023-11-12 02:04:06,531 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2023-11-12 02:04:06,532 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 93 transitions. [2023-11-12 02:04:06,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2023-11-12 02:04:06,539 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:04:06,539 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:04:06,552 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4b397e-19a0-4802-bd7d-c8666736c25b/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-12 02:04:06,740 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4b397e-19a0-4802-bd7d-c8666736c25b/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-12 02:04:06,741 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:04:06,742 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:04:06,742 INFO L85 PathProgramCache]: Analyzing trace with hash -1910702100, now seen corresponding path program 1 times [2023-11-12 02:04:06,742 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:04:06,743 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [676491252] [2023-11-12 02:04:06,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:04:06,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:04:06,881 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:04:06,881 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [846952701] [2023-11-12 02:04:06,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:04:06,881 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:04:06,882 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4b397e-19a0-4802-bd7d-c8666736c25b/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:04:06,884 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4b397e-19a0-4802-bd7d-c8666736c25b/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:04:06,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4b397e-19a0-4802-bd7d-c8666736c25b/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-12 02:04:07,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:04:07,149 INFO L262 TraceCheckSpWp]: Trace formula consists of 355 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-12 02:04:07,157 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:04:07,794 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 396 proven. 15 refuted. 0 times theorem prover too weak. 601 trivial. 0 not checked. [2023-11-12 02:04:07,795 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 02:04:08,059 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:04:08,060 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [676491252] [2023-11-12 02:04:08,062 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-12 02:04:08,063 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [846952701] [2023-11-12 02:04:08,063 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [846952701] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-12 02:04:08,063 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2023-11-12 02:04:08,063 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2023-11-12 02:04:08,064 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2049161875] [2023-11-12 02:04:08,064 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2023-11-12 02:04:08,065 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-12 02:04:08,066 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:04:08,067 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-12 02:04:08,069 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2023-11-12 02:04:08,070 INFO L87 Difference]: Start difference. First operand 61 states and 93 transitions. Second operand has 8 states, 8 states have (on average 4.625) internal successors, (37), 7 states have internal predecessors, (37), 2 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2023-11-12 02:04:09,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:04:09,007 INFO L93 Difference]: Finished difference Result 215 states and 324 transitions. [2023-11-12 02:04:09,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-11-12 02:04:09,008 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 4.625) internal successors, (37), 7 states have internal predecessors, (37), 2 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 143 [2023-11-12 02:04:09,009 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:04:09,012 INFO L225 Difference]: With dead ends: 215 [2023-11-12 02:04:09,013 INFO L226 Difference]: Without dead ends: 157 [2023-11-12 02:04:09,014 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 192 GetRequests, 174 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=112, Invalid=268, Unknown=0, NotChecked=0, Total=380 [2023-11-12 02:04:09,016 INFO L413 NwaCegarLoop]: 83 mSDtfsCounter, 102 mSDsluCounter, 320 mSDsCounter, 0 mSdLazyCounter, 372 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 132 SdHoareTripleChecker+Valid, 403 SdHoareTripleChecker+Invalid, 379 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 372 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2023-11-12 02:04:09,017 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [132 Valid, 403 Invalid, 379 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 372 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2023-11-12 02:04:09,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 157 states. [2023-11-12 02:04:09,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 157 to 147. [2023-11-12 02:04:09,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 147 states, 81 states have (on average 1.2469135802469136) internal successors, (101), 82 states have internal predecessors, (101), 61 states have call successors, (61), 4 states have call predecessors, (61), 4 states have return successors, (61), 60 states have call predecessors, (61), 61 states have call successors, (61) [2023-11-12 02:04:09,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 223 transitions. [2023-11-12 02:04:09,062 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 223 transitions. Word has length 143 [2023-11-12 02:04:09,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:04:09,063 INFO L495 AbstractCegarLoop]: Abstraction has 147 states and 223 transitions. [2023-11-12 02:04:09,063 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 4.625) internal successors, (37), 7 states have internal predecessors, (37), 2 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2023-11-12 02:04:09,064 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 223 transitions. [2023-11-12 02:04:09,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2023-11-12 02:04:09,066 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:04:09,067 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:04:09,079 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4b397e-19a0-4802-bd7d-c8666736c25b/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-12 02:04:09,273 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4b397e-19a0-4802-bd7d-c8666736c25b/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:04:09,274 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:04:09,275 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:04:09,275 INFO L85 PathProgramCache]: Analyzing trace with hash 492288917, now seen corresponding path program 1 times [2023-11-12 02:04:09,275 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:04:09,276 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [417090125] [2023-11-12 02:04:09,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:04:09,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:04:09,327 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:04:09,328 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1110556945] [2023-11-12 02:04:09,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:04:09,328 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:04:09,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4b397e-19a0-4802-bd7d-c8666736c25b/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:04:09,336 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4b397e-19a0-4802-bd7d-c8666736c25b/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:04:09,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4b397e-19a0-4802-bd7d-c8666736c25b/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-12 02:04:09,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:04:09,607 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:04:09,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:04:09,828 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:04:09,834 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-12 02:04:09,836 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-12 02:04:09,850 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4b397e-19a0-4802-bd7d-c8666736c25b/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-12 02:04:10,045 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4b397e-19a0-4802-bd7d-c8666736c25b/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:04:10,050 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-11-12 02:04:10,055 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-11-12 02:04:10,220 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 02:04:10 BoogieIcfgContainer [2023-11-12 02:04:10,220 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 02:04:10,221 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 02:04:10,221 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 02:04:10,221 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 02:04:10,222 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:04:05" (3/4) ... [2023-11-12 02:04:10,226 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 02:04:10,227 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 02:04:10,232 INFO L158 Benchmark]: Toolchain (without parser) took 6018.91ms. Allocated memory is still 163.6MB. Free memory was 124.7MB in the beginning and 54.3MB in the end (delta: 70.4MB). Peak memory consumption was 69.0MB. Max. memory is 16.1GB. [2023-11-12 02:04:10,235 INFO L158 Benchmark]: CDTParser took 0.56ms. Allocated memory is still 119.5MB. Free memory is still 87.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 02:04:10,237 INFO L158 Benchmark]: CACSL2BoogieTranslator took 443.15ms. Allocated memory is still 163.6MB. Free memory was 124.7MB in the beginning and 123.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 02:04:10,238 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.07ms. Allocated memory is still 163.6MB. Free memory was 123.1MB in the beginning and 119.6MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 02:04:10,239 INFO L158 Benchmark]: Boogie Preprocessor took 49.86ms. Allocated memory is still 163.6MB. Free memory was 119.6MB in the beginning and 117.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 02:04:10,239 INFO L158 Benchmark]: RCFGBuilder took 697.55ms. Allocated memory is still 163.6MB. Free memory was 116.8MB in the beginning and 95.1MB in the end (delta: 21.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-12 02:04:10,243 INFO L158 Benchmark]: TraceAbstraction took 4733.91ms. Allocated memory is still 163.6MB. Free memory was 94.4MB in the beginning and 54.3MB in the end (delta: 40.1MB). Peak memory consumption was 41.5MB. Max. memory is 16.1GB. [2023-11-12 02:04:10,243 INFO L158 Benchmark]: Witness Printer took 6.28ms. Allocated memory is still 163.6MB. Free memory is still 54.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 02:04:10,249 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.56ms. Allocated memory is still 119.5MB. Free memory is still 87.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 443.15ms. Allocated memory is still 163.6MB. Free memory was 124.7MB in the beginning and 123.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.07ms. Allocated memory is still 163.6MB. Free memory was 123.1MB in the beginning and 119.6MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.86ms. Allocated memory is still 163.6MB. Free memory was 119.6MB in the beginning and 117.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 697.55ms. Allocated memory is still 163.6MB. Free memory was 116.8MB in the beginning and 95.1MB in the end (delta: 21.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * TraceAbstraction took 4733.91ms. Allocated memory is still 163.6MB. Free memory was 94.4MB in the beginning and 54.3MB in the end (delta: 40.1MB). Peak memory consumption was 41.5MB. Max. memory is 16.1GB. * Witness Printer took 6.28ms. Allocated memory is still 163.6MB. Free memory is still 54.3MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 134, overapproximation of someBinaryDOUBLEComparisonOperation at line 134. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = -10; [L23] unsigned char var_1_4 = 0; [L24] unsigned char var_1_7 = 1; [L25] unsigned char var_1_8 = 0; [L26] unsigned char var_1_9 = 0; [L27] unsigned char var_1_10 = 1; [L28] unsigned long int var_1_11 = 16; [L29] signed short int var_1_12 = -32; [L30] unsigned char var_1_15 = 8; [L31] unsigned char var_1_17 = 100; [L32] unsigned char var_1_18 = 10; [L33] signed long int var_1_19 = 1; [L34] unsigned char var_1_20 = 5; [L35] float var_1_21 = 25.5; [L36] signed long int var_1_23 = -5; [L37] float var_1_24 = 1.125; [L38] float var_1_25 = 15.25; [L39] signed long int var_1_26 = 5; [L40] unsigned char var_1_28 = 16; [L41] unsigned char last_1_var_1_4 = 0; [L42] unsigned char last_1_var_1_15 = 8; [L43] signed long int last_1_var_1_19 = 1; [L44] float last_1_var_1_21 = 25.5; [L45] signed long int last_1_var_1_26 = 5; [L46] unsigned char last_1_var_1_28 = 16; VAL [isInitial=0, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=0] [L138] isInitial = 1 [L139] FCALL initially() [L140] COND TRUE 1 [L141] CALL updateLastVariables() [L126] last_1_var_1_4 = var_1_4 [L127] last_1_var_1_15 = var_1_15 [L128] last_1_var_1_19 = var_1_19 [L129] last_1_var_1_21 = var_1_21 [L130] last_1_var_1_26 = var_1_26 [L131] last_1_var_1_28 = var_1_28 VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=0] [L141] RET updateLastVariables() [L142] CALL updateVariables() [L90] var_1_7 = __VERIFIER_nondet_uchar() [L91] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_8=0, var_1_9=0] [L91] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_8=0, var_1_9=0] [L92] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=0] [L92] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=0] [L93] var_1_8 = __VERIFIER_nondet_uchar() [L94] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=0] [L94] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=0] [L95] CALL assume_abort_if_not(var_1_8 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=0] [L95] RET assume_abort_if_not(var_1_8 <= 0) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=0] [L96] var_1_9 = __VERIFIER_nondet_uchar() [L97] CALL assume_abort_if_not(var_1_9 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L97] RET assume_abort_if_not(var_1_9 >= 1) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L98] CALL assume_abort_if_not(var_1_9 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L98] RET assume_abort_if_not(var_1_9 <= 1) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L99] var_1_10 = __VERIFIER_nondet_uchar() [L100] CALL assume_abort_if_not(var_1_10 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L100] RET assume_abort_if_not(var_1_10 >= 1) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L101] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L101] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L102] var_1_12 = __VERIFIER_nondet_short() [L103] CALL assume_abort_if_not(var_1_12 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=16, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=16, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L103] RET assume_abort_if_not(var_1_12 >= -32768) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=16, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L104] CALL assume_abort_if_not(var_1_12 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=16, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=16, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L104] RET assume_abort_if_not(var_1_12 <= 32767) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=16, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L105] CALL assume_abort_if_not(var_1_12 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=16, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=16, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L105] RET assume_abort_if_not(var_1_12 != 0) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=16, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L106] var_1_17 = __VERIFIER_nondet_uchar() [L107] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=16, var_1_15=8, var_1_17=2, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=16, var_1_15=8, var_1_17=2, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L107] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=16, var_1_15=8, var_1_17=2, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L108] CALL assume_abort_if_not(var_1_17 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=16, var_1_15=8, var_1_17=2, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=16, var_1_15=8, var_1_17=2, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L108] RET assume_abort_if_not(var_1_17 <= 254) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=16, var_1_15=8, var_1_17=2, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L109] var_1_18 = __VERIFIER_nondet_uchar() [L110] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=16, var_1_15=8, var_1_17=2, var_1_18=1, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=16, var_1_15=8, var_1_17=2, var_1_18=1, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L110] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=16, var_1_15=8, var_1_17=2, var_1_18=1, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L111] CALL assume_abort_if_not(var_1_18 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=16, var_1_15=8, var_1_17=2, var_1_18=1, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=16, var_1_15=8, var_1_17=2, var_1_18=1, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L111] RET assume_abort_if_not(var_1_18 <= 254) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=16, var_1_15=8, var_1_17=2, var_1_18=1, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L112] var_1_20 = __VERIFIER_nondet_uchar() [L113] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=16, var_1_15=8, var_1_17=2, var_1_18=1, var_1_19=1, var_1_1=-10, var_1_20=255, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=16, var_1_15=8, var_1_17=2, var_1_18=1, var_1_19=1, var_1_1=-10, var_1_20=255, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L113] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=16, var_1_15=8, var_1_17=2, var_1_18=1, var_1_19=1, var_1_1=-10, var_1_20=255, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L114] CALL assume_abort_if_not(var_1_20 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=16, var_1_15=8, var_1_17=2, var_1_18=1, var_1_19=1, var_1_1=-10, var_1_20=255, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=16, var_1_15=8, var_1_17=2, var_1_18=1, var_1_19=1, var_1_1=-10, var_1_20=255, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L114] RET assume_abort_if_not(var_1_20 <= 255) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=16, var_1_15=8, var_1_17=2, var_1_18=1, var_1_19=1, var_1_1=-10, var_1_20=255, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L115] CALL assume_abort_if_not(var_1_20 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=16, var_1_15=8, var_1_17=2, var_1_18=1, var_1_19=1, var_1_1=-10, var_1_20=255, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=16, var_1_15=8, var_1_17=2, var_1_18=1, var_1_19=1, var_1_1=-10, var_1_20=255, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L115] RET assume_abort_if_not(var_1_20 != 0) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=16, var_1_15=8, var_1_17=2, var_1_18=1, var_1_19=1, var_1_1=-10, var_1_20=255, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L116] var_1_23 = __VERIFIER_nondet_long() [L117] CALL assume_abort_if_not(var_1_23 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=16, var_1_15=8, var_1_17=2, var_1_18=1, var_1_19=1, var_1_1=-10, var_1_20=255, var_1_21=51/2, var_1_23=1, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=16, var_1_15=8, var_1_17=2, var_1_18=1, var_1_19=1, var_1_1=-10, var_1_20=255, var_1_21=51/2, var_1_23=1, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L117] RET assume_abort_if_not(var_1_23 >= -2147483648) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=16, var_1_15=8, var_1_17=2, var_1_18=1, var_1_19=1, var_1_1=-10, var_1_20=255, var_1_21=51/2, var_1_23=1, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L118] CALL assume_abort_if_not(var_1_23 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=16, var_1_15=8, var_1_17=2, var_1_18=1, var_1_19=1, var_1_1=-10, var_1_20=255, var_1_21=51/2, var_1_23=1, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=16, var_1_15=8, var_1_17=2, var_1_18=1, var_1_19=1, var_1_1=-10, var_1_20=255, var_1_21=51/2, var_1_23=1, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L118] RET assume_abort_if_not(var_1_23 <= 2147483647) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=16, var_1_15=8, var_1_17=2, var_1_18=1, var_1_19=1, var_1_1=-10, var_1_20=255, var_1_21=51/2, var_1_23=1, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L119] CALL assume_abort_if_not(var_1_23 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=16, var_1_15=8, var_1_17=2, var_1_18=1, var_1_19=1, var_1_1=-10, var_1_20=255, var_1_21=51/2, var_1_23=1, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=16, var_1_15=8, var_1_17=2, var_1_18=1, var_1_19=1, var_1_1=-10, var_1_20=255, var_1_21=51/2, var_1_23=1, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L119] RET assume_abort_if_not(var_1_23 != 0) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=16, var_1_15=8, var_1_17=2, var_1_18=1, var_1_19=1, var_1_1=-10, var_1_20=255, var_1_21=51/2, var_1_23=1, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L120] var_1_24 = __VERIFIER_nondet_float() [L121] CALL assume_abort_if_not((var_1_24 >= -922337.2036854765600e+13F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 9223372.036854765600e+12F && var_1_24 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=16, var_1_15=8, var_1_17=2, var_1_18=1, var_1_19=1, var_1_1=-10, var_1_20=255, var_1_21=51/2, var_1_23=1, var_1_24=2, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=16, var_1_15=8, var_1_17=2, var_1_18=1, var_1_19=1, var_1_1=-10, var_1_20=255, var_1_21=51/2, var_1_23=1, var_1_24=2, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L121] RET assume_abort_if_not((var_1_24 >= -922337.2036854765600e+13F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 9223372.036854765600e+12F && var_1_24 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=16, var_1_15=8, var_1_17=2, var_1_18=1, var_1_19=1, var_1_1=-10, var_1_20=255, var_1_21=51/2, var_1_23=1, var_1_24=2, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L122] var_1_25 = __VERIFIER_nondet_float() [L123] CALL assume_abort_if_not((var_1_25 >= -922337.2036854765600e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854765600e+12F && var_1_25 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=16, var_1_15=8, var_1_17=2, var_1_18=1, var_1_19=1, var_1_1=-10, var_1_20=255, var_1_21=51/2, var_1_23=1, var_1_24=2, var_1_25=3, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=16, var_1_15=8, var_1_17=2, var_1_18=1, var_1_19=1, var_1_1=-10, var_1_20=255, var_1_21=51/2, var_1_23=1, var_1_24=2, var_1_25=3, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L123] RET assume_abort_if_not((var_1_25 >= -922337.2036854765600e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854765600e+12F && var_1_25 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=16, var_1_15=8, var_1_17=2, var_1_18=1, var_1_19=1, var_1_1=-10, var_1_20=255, var_1_21=51/2, var_1_23=1, var_1_24=2, var_1_25=3, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L142] RET updateVariables() [L143] CALL step() [L50] COND TRUE (last_1_var_1_28 / var_1_12) <= last_1_var_1_19 [L51] var_1_11 = ((((last_1_var_1_28) > (last_1_var_1_15)) ? (last_1_var_1_28) : (last_1_var_1_15))) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=16, var_1_15=8, var_1_17=2, var_1_18=1, var_1_19=1, var_1_1=-10, var_1_20=255, var_1_21=51/2, var_1_23=1, var_1_24=2, var_1_25=3, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L53] COND FALSE !(((((last_1_var_1_21) < (-0.5)) ? (last_1_var_1_21) : (-0.5))) > (10.9 * last_1_var_1_21)) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=16, var_1_15=8, var_1_17=2, var_1_18=1, var_1_19=1, var_1_1=-10, var_1_20=255, var_1_21=51/2, var_1_23=1, var_1_24=2, var_1_25=3, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L60] var_1_1 = (var_1_15 + var_1_15) [L61] var_1_28 = var_1_17 VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=16, var_1_15=8, var_1_17=2, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=255, var_1_21=51/2, var_1_23=1, var_1_24=2, var_1_25=3, var_1_26=5, var_1_28=2, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L62] COND TRUE var_1_9 || ((var_1_11 + last_1_var_1_26) <= 4) [L63] var_1_26 = (var_1_28 - var_1_20) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=16, var_1_15=8, var_1_17=2, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=255, var_1_21=51/2, var_1_23=1, var_1_24=2, var_1_25=3, var_1_26=-253, var_1_28=2, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L67] COND FALSE !(((~ var_1_28) * var_1_1) >= (var_1_15 % var_1_23)) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=16, var_1_15=8, var_1_17=2, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=255, var_1_21=51/2, var_1_23=1, var_1_24=2, var_1_25=3, var_1_26=-253, var_1_28=2, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L70] COND TRUE (var_1_21 + 9.999999999999994E14f) < (- var_1_21) [L71] var_1_4 = (var_1_7 && var_1_8) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=16, var_1_15=8, var_1_17=2, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=255, var_1_21=51/2, var_1_23=1, var_1_24=2, var_1_25=3, var_1_26=-253, var_1_28=2, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L77] unsigned char stepLocal_1 = var_1_17; [L78] signed long int stepLocal_0 = var_1_15 % var_1_20; VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, stepLocal_0=8, stepLocal_1=2, var_1_10=1, var_1_11=16, var_1_12=16, var_1_15=8, var_1_17=2, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=255, var_1_21=51/2, var_1_23=1, var_1_24=2, var_1_25=3, var_1_26=-253, var_1_28=2, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L79] COND TRUE stepLocal_0 != var_1_1 VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, stepLocal_0=8, stepLocal_1=2, var_1_10=1, var_1_11=16, var_1_12=16, var_1_15=8, var_1_17=2, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=255, var_1_21=51/2, var_1_23=1, var_1_24=2, var_1_25=3, var_1_26=-253, var_1_28=2, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L80] COND FALSE !(var_1_18 == stepLocal_1) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, stepLocal_0=8, stepLocal_1=2, var_1_10=1, var_1_11=16, var_1_12=16, var_1_15=8, var_1_17=2, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=255, var_1_21=51/2, var_1_23=1, var_1_24=2, var_1_25=3, var_1_26=-253, var_1_28=2, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L143] RET step() [L144] CALL, EXPR property() [L134-L135] return (((((((var_1_1 == ((signed long int) (var_1_15 + var_1_15))) && (((var_1_21 + 9.999999999999994E14f) < (- var_1_21)) ? (var_1_4 == ((unsigned char) (var_1_7 && var_1_8))) : (var_1_7 ? (var_1_4 == ((unsigned char) ((var_1_8 || var_1_9) && var_1_10))) : 1))) && (((last_1_var_1_28 / var_1_12) <= last_1_var_1_19) ? (var_1_11 == ((unsigned long int) ((((last_1_var_1_28) > (last_1_var_1_15)) ? (last_1_var_1_28) : (last_1_var_1_15))))) : 1)) && ((((((last_1_var_1_21) < (-0.5)) ? (last_1_var_1_21) : (-0.5))) > (10.9 * last_1_var_1_21)) ? (last_1_var_1_4 ? (var_1_15 == ((unsigned char) ((((((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) < (var_1_18)) ? (((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) : (var_1_18))))) : (var_1_15 == ((unsigned char) var_1_18))) : 1)) && (((var_1_15 % var_1_20) != var_1_1) ? ((var_1_18 == var_1_17) ? (var_1_4 ? (var_1_19 == ((signed long int) var_1_18)) : (var_1_19 == ((signed long int) var_1_26))) : 1) : 1)) && ((((~ var_1_28) * var_1_1) >= (var_1_15 % var_1_23)) ? (var_1_21 == ((float) ((((var_1_24) > (var_1_25)) ? (var_1_24) : (var_1_25))))) : 1)) && ((var_1_9 || ((var_1_11 + last_1_var_1_26) <= 4)) ? (var_1_26 == ((signed long int) (var_1_28 - var_1_20))) : (var_1_26 == ((signed long int) (var_1_20 - var_1_17))))) && (var_1_28 == ((unsigned char) var_1_17)) ; VAL [\result=0, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=16, var_1_15=8, var_1_17=2, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=255, var_1_21=51/2, var_1_23=1, var_1_24=2, var_1_25=3, var_1_26=-253, var_1_28=2, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L144] RET, EXPR property() [L144] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=16, var_1_15=8, var_1_17=2, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=255, var_1_21=51/2, var_1_23=1, var_1_24=2, var_1_25=3, var_1_26=-253, var_1_28=2, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=16, var_1_15=8, var_1_17=2, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=255, var_1_21=51/2, var_1_23=1, var_1_24=2, var_1_25=3, var_1_26=-253, var_1_28=2, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 65 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.5s, OverallIterations: 3, TraceHistogramMax: 23, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 132 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 102 mSDsluCounter, 496 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 320 mSDsCounter, 7 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 372 IncrementalHoareTripleChecker+Invalid, 379 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 7 mSolverCounterUnsat, 176 mSDtfsCounter, 372 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 334 GetRequests, 316 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=147occurred in iteration=2, InterpolantAutomatonStates: 17, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 10 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 573 NumberOfCodeBlocks, 573 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 284 ConstructedInterpolants, 1 QuantifiedInterpolants, 856 SizeOfPredicates, 6 NumberOfNonLiveVariables, 710 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 2009/2024 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-12 02:04:10,279 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4b397e-19a0-4802-bd7d-c8666736c25b/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4b397e-19a0-4802-bd7d-c8666736c25b/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4b397e-19a0-4802-bd7d-c8666736c25b/bin/uautomizer-verify-uTZkv6EMXl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4b397e-19a0-4802-bd7d-c8666736c25b/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4b397e-19a0-4802-bd7d-c8666736c25b/bin/uautomizer-verify-uTZkv6EMXl/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-14.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4b397e-19a0-4802-bd7d-c8666736c25b/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4b397e-19a0-4802-bd7d-c8666736c25b/bin/uautomizer-verify-uTZkv6EMXl --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 35aaa7d8a01119e4a1eebdebc33ef3bf9bf37d4947f6c67e0b6fc6a845d36172 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 02:04:13,089 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:04:13,206 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4b397e-19a0-4802-bd7d-c8666736c25b/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-12 02:04:13,220 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:04:13,224 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:04:13,258 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:04:13,259 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:04:13,260 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:04:13,261 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 02:04:13,262 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 02:04:13,263 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:04:13,263 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:04:13,264 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:04:13,265 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:04:13,265 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 02:04:13,266 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 02:04:13,267 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 02:04:13,269 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:04:13,270 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 02:04:13,271 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 02:04:13,272 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 02:04:13,272 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 02:04:13,273 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 02:04:13,273 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 02:04:13,274 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 02:04:13,274 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 02:04:13,275 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:04:13,275 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:04:13,276 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:04:13,276 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 02:04:13,278 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:04:13,279 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:04:13,279 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 02:04:13,280 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 02:04:13,280 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-12 02:04:13,281 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 02:04:13,281 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-12 02:04:13,281 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 02:04:13,282 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-12 02:04:13,283 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 02:04:13,283 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-12 02:04:13,283 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-12 02:04:13,284 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_be4b397e-19a0-4802-bd7d-c8666736c25b/bin/uautomizer-verify-uTZkv6EMXl/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4b397e-19a0-4802-bd7d-c8666736c25b/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 35aaa7d8a01119e4a1eebdebc33ef3bf9bf37d4947f6c67e0b6fc6a845d36172 [2023-11-12 02:04:13,711 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:04:13,735 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:04:13,738 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:04:13,739 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:04:13,742 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:04:13,744 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4b397e-19a0-4802-bd7d-c8666736c25b/bin/uautomizer-verify-uTZkv6EMXl/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-14.i [2023-11-12 02:04:16,982 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:04:17,288 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:04:17,289 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4b397e-19a0-4802-bd7d-c8666736c25b/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-14.i [2023-11-12 02:04:17,299 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4b397e-19a0-4802-bd7d-c8666736c25b/bin/uautomizer-verify-uTZkv6EMXl/data/27494738c/a0a64bc9733f4a4f94aa468b6c6ad82e/FLAGc01420cc7 [2023-11-12 02:04:17,315 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4b397e-19a0-4802-bd7d-c8666736c25b/bin/uautomizer-verify-uTZkv6EMXl/data/27494738c/a0a64bc9733f4a4f94aa468b6c6ad82e [2023-11-12 02:04:17,318 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:04:17,319 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:04:17,321 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:04:17,321 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:04:17,327 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:04:17,328 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:04:17" (1/1) ... [2023-11-12 02:04:17,329 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@797975f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:04:17, skipping insertion in model container [2023-11-12 02:04:17,329 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:04:17" (1/1) ... [2023-11-12 02:04:17,361 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:04:17,534 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_be4b397e-19a0-4802-bd7d-c8666736c25b/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-14.i[913,926] [2023-11-12 02:04:17,592 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:04:17,624 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 02:04:17,647 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_be4b397e-19a0-4802-bd7d-c8666736c25b/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-14.i[913,926] [2023-11-12 02:04:17,678 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:04:17,711 INFO L206 MainTranslator]: Completed translation [2023-11-12 02:04:17,712 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:04:17 WrapperNode [2023-11-12 02:04:17,712 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 02:04:17,713 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 02:04:17,714 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 02:04:17,714 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 02:04:17,722 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:04:17" (1/1) ... [2023-11-12 02:04:17,736 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:04:17" (1/1) ... [2023-11-12 02:04:17,771 INFO L138 Inliner]: procedures = 27, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 145 [2023-11-12 02:04:17,778 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 02:04:17,779 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 02:04:17,780 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 02:04:17,780 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 02:04:17,790 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:04:17" (1/1) ... [2023-11-12 02:04:17,791 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:04:17" (1/1) ... [2023-11-12 02:04:17,796 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:04:17" (1/1) ... [2023-11-12 02:04:17,797 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:04:17" (1/1) ... [2023-11-12 02:04:17,809 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:04:17" (1/1) ... [2023-11-12 02:04:17,813 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:04:17" (1/1) ... [2023-11-12 02:04:17,817 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:04:17" (1/1) ... [2023-11-12 02:04:17,819 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:04:17" (1/1) ... [2023-11-12 02:04:17,824 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 02:04:17,825 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 02:04:17,826 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 02:04:17,826 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 02:04:17,827 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:04:17" (1/1) ... [2023-11-12 02:04:17,834 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:04:17,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4b397e-19a0-4802-bd7d-c8666736c25b/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:04:17,867 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4b397e-19a0-4802-bd7d-c8666736c25b/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 02:04:17,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4b397e-19a0-4802-bd7d-c8666736c25b/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 02:04:17,904 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 02:04:17,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 02:04:17,904 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 02:04:17,905 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 02:04:17,906 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 02:04:17,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 02:04:18,002 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 02:04:18,005 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 02:04:24,768 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 02:04:24,777 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 02:04:24,777 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 02:04:24,780 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:04:24 BoogieIcfgContainer [2023-11-12 02:04:24,780 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 02:04:24,783 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 02:04:24,783 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 02:04:24,797 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 02:04:24,797 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 02:04:17" (1/3) ... [2023-11-12 02:04:24,798 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55a2c6a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:04:24, skipping insertion in model container [2023-11-12 02:04:24,798 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:04:17" (2/3) ... [2023-11-12 02:04:24,799 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55a2c6a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:04:24, skipping insertion in model container [2023-11-12 02:04:24,799 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:04:24" (3/3) ... [2023-11-12 02:04:24,800 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_normal_file-14.i [2023-11-12 02:04:24,822 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 02:04:24,822 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 02:04:24,868 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 02:04:24,875 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;@693d8daf, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-12 02:04:24,875 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 02:04:24,880 INFO L276 IsEmpty]: Start isEmpty. Operand has 65 states, 39 states have (on average 1.3846153846153846) internal successors, (54), 40 states have internal predecessors, (54), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2023-11-12 02:04:24,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2023-11-12 02:04:24,919 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:04:24,921 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:04:24,925 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:04:24,935 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:04:24,935 INFO L85 PathProgramCache]: Analyzing trace with hash 1581456758, now seen corresponding path program 1 times [2023-11-12 02:04:24,952 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-12 02:04:24,952 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [304812474] [2023-11-12 02:04:24,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:04:24,953 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 02:04:24,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4b397e-19a0-4802-bd7d-c8666736c25b/bin/uautomizer-verify-uTZkv6EMXl/mathsat [2023-11-12 02:04:24,962 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4b397e-19a0-4802-bd7d-c8666736c25b/bin/uautomizer-verify-uTZkv6EMXl/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-12 02:04:24,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4b397e-19a0-4802-bd7d-c8666736c25b/bin/uautomizer-verify-uTZkv6EMXl/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-12 02:04:25,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:04:25,656 INFO L262 TraceCheckSpWp]: Trace formula consists of 239 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 02:04:25,672 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:04:25,742 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 464 proven. 0 refuted. 0 times theorem prover too weak. 548 trivial. 0 not checked. [2023-11-12 02:04:25,745 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:04:25,745 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-12 02:04:25,746 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [304812474] [2023-11-12 02:04:25,747 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [304812474] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:04:25,747 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:04:25,748 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 02:04:25,750 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [406583014] [2023-11-12 02:04:25,751 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:04:25,756 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-12 02:04:25,757 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-12 02:04:25,808 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-12 02:04:25,808 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 02:04:25,811 INFO L87 Difference]: Start difference. First operand has 65 states, 39 states have (on average 1.3846153846153846) internal successors, (54), 40 states have internal predecessors, (54), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2023-11-12 02:04:25,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:04:25,871 INFO L93 Difference]: Finished difference Result 123 states and 217 transitions. [2023-11-12 02:04:25,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-12 02:04:25,874 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 143 [2023-11-12 02:04:25,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:04:25,884 INFO L225 Difference]: With dead ends: 123 [2023-11-12 02:04:25,885 INFO L226 Difference]: Without dead ends: 61 [2023-11-12 02:04:25,893 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 02:04:25,896 INFO L413 NwaCegarLoop]: 93 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, 93 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-12 02:04:25,898 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 93 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 02:04:25,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2023-11-12 02:04:25,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 61. [2023-11-12 02:04:25,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61 states, 36 states have (on average 1.3055555555555556) internal successors, (47), 36 states have internal predecessors, (47), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2023-11-12 02:04:25,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 93 transitions. [2023-11-12 02:04:25,954 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 93 transitions. Word has length 143 [2023-11-12 02:04:25,954 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:04:25,954 INFO L495 AbstractCegarLoop]: Abstraction has 61 states and 93 transitions. [2023-11-12 02:04:25,955 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2023-11-12 02:04:25,955 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 93 transitions. [2023-11-12 02:04:25,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2023-11-12 02:04:25,959 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:04:25,960 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:04:25,980 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4b397e-19a0-4802-bd7d-c8666736c25b/bin/uautomizer-verify-uTZkv6EMXl/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-12 02:04:26,172 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4b397e-19a0-4802-bd7d-c8666736c25b/bin/uautomizer-verify-uTZkv6EMXl/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 02:04:26,173 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:04:26,173 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:04:26,174 INFO L85 PathProgramCache]: Analyzing trace with hash -1910702100, now seen corresponding path program 1 times [2023-11-12 02:04:26,175 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-12 02:04:26,175 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1174475262] [2023-11-12 02:04:26,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:04:26,176 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 02:04:26,176 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4b397e-19a0-4802-bd7d-c8666736c25b/bin/uautomizer-verify-uTZkv6EMXl/mathsat [2023-11-12 02:04:26,177 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4b397e-19a0-4802-bd7d-c8666736c25b/bin/uautomizer-verify-uTZkv6EMXl/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-12 02:04:26,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4b397e-19a0-4802-bd7d-c8666736c25b/bin/uautomizer-verify-uTZkv6EMXl/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-12 02:04:26,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:04:26,685 INFO L262 TraceCheckSpWp]: Trace formula consists of 239 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-12 02:04:26,693 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:04:28,950 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2023-11-12 02:04:28,950 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:04:28,951 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-12 02:04:28,951 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1174475262] [2023-11-12 02:04:28,951 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1174475262] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:04:28,952 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:04:28,952 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 02:04:28,952 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [491014185] [2023-11-12 02:04:28,953 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:04:28,954 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 02:04:28,955 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-12 02:04:28,956 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 02:04:28,956 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:04:28,956 INFO L87 Difference]: Start difference. First operand 61 states and 93 transitions. Second operand has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 2 states have internal predecessors, (31), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-11-12 02:04:31,123 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 02:04:33,246 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 02:04:35,673 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 02:04:37,404 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.73s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 02:04:39,467 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 02:04:42,454 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 02:04:42,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:04:42,456 INFO L93 Difference]: Finished difference Result 177 states and 273 transitions. [2023-11-12 02:04:42,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 02:04:42,490 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 2 states have internal predecessors, (31), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 143 [2023-11-12 02:04:42,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:04:42,494 INFO L225 Difference]: With dead ends: 177 [2023-11-12 02:04:42,494 INFO L226 Difference]: Without dead ends: 119 [2023-11-12 02:04:42,496 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:04:42,497 INFO L413 NwaCegarLoop]: 101 mSDtfsCounter, 21 mSDsluCounter, 81 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 182 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.5s IncrementalHoareTripleChecker+Time [2023-11-12 02:04:42,498 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 182 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 5 Unknown, 0 Unchecked, 13.5s Time] [2023-11-12 02:04:42,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2023-11-12 02:04:42,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 117. [2023-11-12 02:04:42,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117 states, 68 states have (on average 1.3088235294117647) internal successors, (89), 68 states have internal predecessors, (89), 46 states have call successors, (46), 2 states have call predecessors, (46), 2 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2023-11-12 02:04:42,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 181 transitions. [2023-11-12 02:04:42,532 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 181 transitions. Word has length 143 [2023-11-12 02:04:42,534 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:04:42,534 INFO L495 AbstractCegarLoop]: Abstraction has 117 states and 181 transitions. [2023-11-12 02:04:42,534 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 2 states have internal predecessors, (31), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-11-12 02:04:42,535 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 181 transitions. [2023-11-12 02:04:42,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2023-11-12 02:04:42,538 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:04:42,538 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:04:42,556 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4b397e-19a0-4802-bd7d-c8666736c25b/bin/uautomizer-verify-uTZkv6EMXl/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-12 02:04:42,750 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4b397e-19a0-4802-bd7d-c8666736c25b/bin/uautomizer-verify-uTZkv6EMXl/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 02:04:42,751 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:04:42,751 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:04:42,751 INFO L85 PathProgramCache]: Analyzing trace with hash -1101355474, now seen corresponding path program 1 times [2023-11-12 02:04:42,752 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-12 02:04:42,752 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [545587105] [2023-11-12 02:04:42,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:04:42,752 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 02:04:42,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4b397e-19a0-4802-bd7d-c8666736c25b/bin/uautomizer-verify-uTZkv6EMXl/mathsat [2023-11-12 02:04:42,762 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4b397e-19a0-4802-bd7d-c8666736c25b/bin/uautomizer-verify-uTZkv6EMXl/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-12 02:04:42,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4b397e-19a0-4802-bd7d-c8666736c25b/bin/uautomizer-verify-uTZkv6EMXl/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-12 02:04:43,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:04:43,323 INFO L262 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-12 02:04:43,350 INFO L285 TraceCheckSpWp]: Computing forward predicates...