./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-11.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e7bb482b 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_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-11.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8b670c0ce186fd09c40b80582419dd7d06ef4a420fd0c29de5d521d6799e6a1a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:08:08,062 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:08:08,192 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-06 22:08:08,204 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:08:08,205 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:08:08,249 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:08:08,250 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:08:08,250 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:08:08,251 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:08:08,259 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:08:08,260 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:08:08,260 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:08:08,261 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:08:08,263 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:08:08,263 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:08:08,263 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:08:08,264 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:08:08,264 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:08:08,265 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:08:08,265 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:08:08,266 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:08:08,277 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:08:08,277 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:08:08,278 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:08:08,278 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:08:08,279 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:08:08,279 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:08:08,280 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:08:08,280 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:08:08,281 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:08:08,281 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:08:08,281 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:08:08,282 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:08:08,282 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 22:08:08,282 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:08:08,283 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:08:08,283 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:08:08,283 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:08:08,283 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:08:08,284 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_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8b670c0ce186fd09c40b80582419dd7d06ef4a420fd0c29de5d521d6799e6a1a [2023-11-06 22:08:08,559 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:08:08,616 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:08:08,618 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:08:08,620 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:08:08,621 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:08:08,623 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-11.i [2023-11-06 22:08:11,731 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:08:11,977 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:08:11,977 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-11.i [2023-11-06 22:08:12,002 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/data/8b349f624/791fd98c3dfc4aae840c8aa96109b004/FLAG0a23ede43 [2023-11-06 22:08:12,018 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/data/8b349f624/791fd98c3dfc4aae840c8aa96109b004 [2023-11-06 22:08:12,020 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:08:12,022 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:08:12,023 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:08:12,024 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:08:12,029 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:08:12,030 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:08:12" (1/1) ... [2023-11-06 22:08:12,031 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61ef48cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:08:12, skipping insertion in model container [2023-11-06 22:08:12,032 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:08:12" (1/1) ... [2023-11-06 22:08:12,117 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:08:12,283 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_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-11.i[916,929] [2023-11-06 22:08:12,374 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:08:12,388 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:08:12,401 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_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-11.i[916,929] [2023-11-06 22:08:12,450 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:08:12,479 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:08:12,479 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:08:12 WrapperNode [2023-11-06 22:08:12,480 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:08:12,481 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:08:12,481 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:08:12,481 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:08:12,489 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:08:12" (1/1) ... [2023-11-06 22:08:12,511 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:08:12" (1/1) ... [2023-11-06 22:08:12,594 INFO L138 Inliner]: procedures = 26, calls = 33, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 291 [2023-11-06 22:08:12,594 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:08:12,595 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:08:12,595 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:08:12,595 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:08:12,606 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:08:12" (1/1) ... [2023-11-06 22:08:12,606 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:08:12" (1/1) ... [2023-11-06 22:08:12,612 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:08:12" (1/1) ... [2023-11-06 22:08:12,613 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:08:12" (1/1) ... [2023-11-06 22:08:12,636 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:08:12" (1/1) ... [2023-11-06 22:08:12,644 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:08:12" (1/1) ... [2023-11-06 22:08:12,657 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:08:12" (1/1) ... [2023-11-06 22:08:12,661 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:08:12" (1/1) ... [2023-11-06 22:08:12,672 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:08:12,673 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:08:12,673 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:08:12,673 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:08:12,674 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:08:12" (1/1) ... [2023-11-06 22:08:12,681 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:08:12,695 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:08:12,711 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:08:12,744 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:08:12,756 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:08:12,757 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 22:08:12,757 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 22:08:12,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 22:08:12,758 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:08:12,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:08:12,895 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:08:12,898 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:08:13,744 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:08:13,752 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:08:13,752 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 22:08:13,763 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:08:13 BoogieIcfgContainer [2023-11-06 22:08:13,763 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:08:13,765 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:08:13,765 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:08:13,769 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:08:13,771 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:08:12" (1/3) ... [2023-11-06 22:08:13,772 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@458d1f96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:08:13, skipping insertion in model container [2023-11-06 22:08:13,772 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:08:12" (2/3) ... [2023-11-06 22:08:13,772 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@458d1f96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:08:13, skipping insertion in model container [2023-11-06 22:08:13,773 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:08:13" (3/3) ... [2023-11-06 22:08:13,774 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-11.i [2023-11-06 22:08:13,795 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:08:13,795 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 22:08:13,862 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:08:13,868 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@f757f9b, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:08:13,869 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 22:08:13,874 INFO L276 IsEmpty]: Start isEmpty. Operand has 105 states, 82 states have (on average 1.5731707317073171) internal successors, (129), 83 states have internal predecessors, (129), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2023-11-06 22:08:13,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2023-11-06 22:08:13,892 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:08:13,893 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:08:13,894 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:08:13,899 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:08:13,900 INFO L85 PathProgramCache]: Analyzing trace with hash 88096547, now seen corresponding path program 1 times [2023-11-06 22:08:13,910 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:08:13,911 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1611477164] [2023-11-06 22:08:13,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:08:13,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:08:14,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:08:14,224 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:08:14,224 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1611477164] [2023-11-06 22:08:14,227 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-06 22:08:14,228 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1143741363] [2023-11-06 22:08:14,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:08:14,228 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:08:14,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:08:14,232 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:08:14,267 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-06 22:08:14,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:08:14,550 INFO L262 TraceCheckSpWp]: Trace formula consists of 416 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-06 22:08:14,567 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:08:14,625 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 722 trivial. 0 not checked. [2023-11-06 22:08:14,625 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:08:14,626 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1143741363] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:08:14,626 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:08:14,627 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:08:14,630 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1059378359] [2023-11-06 22:08:14,631 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:08:14,638 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 22:08:14,638 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:08:14,671 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 22:08:14,672 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:08:14,675 INFO L87 Difference]: Start difference. First operand has 105 states, 82 states have (on average 1.5731707317073171) internal successors, (129), 83 states have internal predecessors, (129), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) Second operand has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 2 states have call successors, (20) [2023-11-06 22:08:14,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:08:14,711 INFO L93 Difference]: Finished difference Result 203 states and 352 transitions. [2023-11-06 22:08:14,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 22:08:14,714 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 2 states have call successors, (20) Word has length 148 [2023-11-06 22:08:14,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:08:14,724 INFO L225 Difference]: With dead ends: 203 [2023-11-06 22:08:14,724 INFO L226 Difference]: Without dead ends: 101 [2023-11-06 22:08:14,728 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 147 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:08:14,732 INFO L413 NwaCegarLoop]: 162 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, 162 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:08:14,734 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 162 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:08:14,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2023-11-06 22:08:14,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 101. [2023-11-06 22:08:14,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 79 states have (on average 1.5443037974683544) internal successors, (122), 79 states have internal predecessors, (122), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2023-11-06 22:08:14,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 162 transitions. [2023-11-06 22:08:14,799 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 162 transitions. Word has length 148 [2023-11-06 22:08:14,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:08:14,800 INFO L495 AbstractCegarLoop]: Abstraction has 101 states and 162 transitions. [2023-11-06 22:08:14,801 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 2 states have call successors, (20) [2023-11-06 22:08:14,802 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 162 transitions. [2023-11-06 22:08:14,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2023-11-06 22:08:14,814 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:08:14,814 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:08:14,821 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-06 22:08:15,015 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:08:15,015 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:08:15,016 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:08:15,016 INFO L85 PathProgramCache]: Analyzing trace with hash -132214885, now seen corresponding path program 1 times [2023-11-06 22:08:15,016 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:08:15,017 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1695657760] [2023-11-06 22:08:15,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:08:15,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:08:15,148 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:08:15,151 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [115963030] [2023-11-06 22:08:15,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:08:15,152 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:08:15,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:08:15,154 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:08:15,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-06 22:08:15,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:08:15,348 INFO L262 TraceCheckSpWp]: Trace formula consists of 416 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-06 22:08:15,354 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:08:15,461 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2023-11-06 22:08:15,462 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:08:15,463 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:08:15,467 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1695657760] [2023-11-06 22:08:15,467 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:08:15,467 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [115963030] [2023-11-06 22:08:15,467 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [115963030] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:08:15,467 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:08:15,468 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 22:08:15,468 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1921311655] [2023-11-06 22:08:15,468 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:08:15,470 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:08:15,470 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:08:15,471 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:08:15,471 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:08:15,472 INFO L87 Difference]: Start difference. First operand 101 states and 162 transitions. Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2023-11-06 22:08:15,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:08:15,512 INFO L93 Difference]: Finished difference Result 200 states and 323 transitions. [2023-11-06 22:08:15,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 22:08:15,513 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 148 [2023-11-06 22:08:15,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:08:15,516 INFO L225 Difference]: With dead ends: 200 [2023-11-06 22:08:15,516 INFO L226 Difference]: Without dead ends: 102 [2023-11-06 22:08:15,517 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:08:15,519 INFO L413 NwaCegarLoop]: 160 mSDtfsCounter, 42 mSDsluCounter, 154 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 42 SdHoareTripleChecker+Valid, 314 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:08:15,520 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [42 Valid, 314 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:08:15,521 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2023-11-06 22:08:15,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 102. [2023-11-06 22:08:15,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 102 states, 80 states have (on average 1.5375) internal successors, (123), 80 states have internal predecessors, (123), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2023-11-06 22:08:15,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 163 transitions. [2023-11-06 22:08:15,536 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 163 transitions. Word has length 148 [2023-11-06 22:08:15,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:08:15,539 INFO L495 AbstractCegarLoop]: Abstraction has 102 states and 163 transitions. [2023-11-06 22:08:15,539 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2023-11-06 22:08:15,539 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 163 transitions. [2023-11-06 22:08:15,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2023-11-06 22:08:15,542 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:08:15,542 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:08:15,553 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-06 22:08:15,749 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:08:15,749 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:08:15,750 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:08:15,750 INFO L85 PathProgramCache]: Analyzing trace with hash -1076321004, now seen corresponding path program 1 times [2023-11-06 22:08:15,750 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:08:15,751 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [152819852] [2023-11-06 22:08:15,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:08:15,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:08:15,856 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:08:15,856 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1492670315] [2023-11-06 22:08:15,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:08:15,856 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:08:15,857 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:08:15,862 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:08:15,880 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-06 22:08:16,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:08:16,050 INFO L262 TraceCheckSpWp]: Trace formula consists of 415 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-06 22:08:16,055 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:08:16,290 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 267 proven. 45 refuted. 0 times theorem prover too weak. 448 trivial. 0 not checked. [2023-11-06 22:08:16,290 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:08:16,478 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 12 proven. 45 refuted. 0 times theorem prover too weak. 703 trivial. 0 not checked. [2023-11-06 22:08:16,479 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:08:16,479 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [152819852] [2023-11-06 22:08:16,479 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:08:16,479 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1492670315] [2023-11-06 22:08:16,480 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1492670315] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 22:08:16,480 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 22:08:16,481 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2023-11-06 22:08:16,481 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1283635519] [2023-11-06 22:08:16,481 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 22:08:16,484 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-06 22:08:16,484 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:08:16,486 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-06 22:08:16,486 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-06 22:08:16,487 INFO L87 Difference]: Start difference. First operand 102 states and 163 transitions. Second operand has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 7 states have internal predecessors, (61), 2 states have call successors, (35), 2 states have call predecessors, (35), 4 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2023-11-06 22:08:16,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:08:16,745 INFO L93 Difference]: Finished difference Result 209 states and 330 transitions. [2023-11-06 22:08:16,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-06 22:08:16,747 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 7 states have internal predecessors, (61), 2 states have call successors, (35), 2 states have call predecessors, (35), 4 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 149 [2023-11-06 22:08:16,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:08:16,753 INFO L225 Difference]: With dead ends: 209 [2023-11-06 22:08:16,754 INFO L226 Difference]: Without dead ends: 110 [2023-11-06 22:08:16,758 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 301 GetRequests, 291 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=79, Unknown=0, NotChecked=0, Total=132 [2023-11-06 22:08:16,761 INFO L413 NwaCegarLoop]: 127 mSDtfsCounter, 115 mSDsluCounter, 211 mSDsCounter, 0 mSdLazyCounter, 141 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 117 SdHoareTripleChecker+Valid, 338 SdHoareTripleChecker+Invalid, 149 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 141 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:08:16,766 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [117 Valid, 338 Invalid, 149 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 141 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 22:08:16,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2023-11-06 22:08:16,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 106. [2023-11-06 22:08:16,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 106 states, 83 states have (on average 1.4939759036144578) internal successors, (124), 83 states have internal predecessors, (124), 20 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2023-11-06 22:08:16,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 164 transitions. [2023-11-06 22:08:16,800 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 164 transitions. Word has length 149 [2023-11-06 22:08:16,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:08:16,803 INFO L495 AbstractCegarLoop]: Abstraction has 106 states and 164 transitions. [2023-11-06 22:08:16,804 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 7 states have internal predecessors, (61), 2 states have call successors, (35), 2 states have call predecessors, (35), 4 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2023-11-06 22:08:16,804 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 164 transitions. [2023-11-06 22:08:16,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2023-11-06 22:08:16,809 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:08:16,809 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:08:16,815 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-06 22:08:17,015 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:08:17,016 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:08:17,016 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:08:17,016 INFO L85 PathProgramCache]: Analyzing trace with hash -369273184, now seen corresponding path program 1 times [2023-11-06 22:08:17,016 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:08:17,017 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1708226054] [2023-11-06 22:08:17,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:08:17,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:08:17,083 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:08:17,083 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2052624081] [2023-11-06 22:08:17,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:08:17,084 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:08:17,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:08:17,085 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:08:17,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-06 22:08:17,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:08:17,261 INFO L262 TraceCheckSpWp]: Trace formula consists of 417 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-06 22:08:17,268 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:08:18,235 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2023-11-06 22:08:18,235 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:08:18,236 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:08:18,236 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1708226054] [2023-11-06 22:08:18,236 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:08:18,236 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2052624081] [2023-11-06 22:08:18,236 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2052624081] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:08:18,238 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:08:18,238 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 22:08:18,239 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [785620984] [2023-11-06 22:08:18,239 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:08:18,240 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 22:08:18,241 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:08:18,242 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 22:08:18,242 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:08:18,243 INFO L87 Difference]: Start difference. First operand 106 states and 164 transitions. Second operand has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2023-11-06 22:08:18,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:08:18,587 INFO L93 Difference]: Finished difference Result 408 states and 638 transitions. [2023-11-06 22:08:18,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-06 22:08:18,587 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 151 [2023-11-06 22:08:18,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:08:18,595 INFO L225 Difference]: With dead ends: 408 [2023-11-06 22:08:18,595 INFO L226 Difference]: Without dead ends: 305 [2023-11-06 22:08:18,597 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 147 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-06 22:08:18,603 INFO L413 NwaCegarLoop]: 195 mSDtfsCounter, 394 mSDsluCounter, 417 mSDsCounter, 0 mSdLazyCounter, 83 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 394 SdHoareTripleChecker+Valid, 612 SdHoareTripleChecker+Invalid, 170 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 83 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-06 22:08:18,604 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [394 Valid, 612 Invalid, 170 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 83 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-06 22:08:18,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states. [2023-11-06 22:08:18,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 231. [2023-11-06 22:08:18,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 231 states, 186 states have (on average 1.5053763440860215) internal successors, (280), 186 states have internal predecessors, (280), 40 states have call successors, (40), 4 states have call predecessors, (40), 4 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2023-11-06 22:08:18,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 231 states and 360 transitions. [2023-11-06 22:08:18,671 INFO L78 Accepts]: Start accepts. Automaton has 231 states and 360 transitions. Word has length 151 [2023-11-06 22:08:18,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:08:18,673 INFO L495 AbstractCegarLoop]: Abstraction has 231 states and 360 transitions. [2023-11-06 22:08:18,674 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2023-11-06 22:08:18,674 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 360 transitions. [2023-11-06 22:08:18,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2023-11-06 22:08:18,676 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:08:18,677 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:08:18,694 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-06 22:08:18,894 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:08:18,895 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:08:18,895 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:08:18,895 INFO L85 PathProgramCache]: Analyzing trace with hash 2120255778, now seen corresponding path program 1 times [2023-11-06 22:08:18,895 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:08:18,895 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2021946698] [2023-11-06 22:08:18,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:08:18,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:08:18,939 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:08:18,939 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1967764770] [2023-11-06 22:08:18,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:08:18,940 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:08:18,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:08:18,941 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:08:18,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-06 22:08:19,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:08:19,152 INFO L262 TraceCheckSpWp]: Trace formula consists of 417 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-06 22:08:19,157 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:08:19,665 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2023-11-06 22:08:19,666 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:08:19,666 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:08:19,667 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2021946698] [2023-11-06 22:08:19,667 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:08:19,670 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1967764770] [2023-11-06 22:08:19,671 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1967764770] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:08:19,671 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:08:19,671 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:08:19,671 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [99962608] [2023-11-06 22:08:19,671 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:08:19,672 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:08:19,672 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:08:19,673 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:08:19,678 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:08:19,678 INFO L87 Difference]: Start difference. First operand 231 states and 360 transitions. Second operand has 4 states, 4 states have (on average 13.5) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2023-11-06 22:08:19,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:08:19,948 INFO L93 Difference]: Finished difference Result 649 states and 1016 transitions. [2023-11-06 22:08:19,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 22:08:19,949 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 151 [2023-11-06 22:08:19,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:08:19,953 INFO L225 Difference]: With dead ends: 649 [2023-11-06 22:08:19,953 INFO L226 Difference]: Without dead ends: 421 [2023-11-06 22:08:19,954 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:08:19,955 INFO L413 NwaCegarLoop]: 149 mSDtfsCounter, 139 mSDsluCounter, 266 mSDsCounter, 0 mSdLazyCounter, 68 mSolverCounterSat, 46 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 139 SdHoareTripleChecker+Valid, 415 SdHoareTripleChecker+Invalid, 114 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 46 IncrementalHoareTripleChecker+Valid, 68 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-06 22:08:19,956 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [139 Valid, 415 Invalid, 114 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [46 Valid, 68 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-06 22:08:19,957 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 421 states. [2023-11-06 22:08:20,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 421 to 390. [2023-11-06 22:08:20,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 390 states, 323 states have (on average 1.5139318885448916) internal successors, (489), 323 states have internal predecessors, (489), 60 states have call successors, (60), 6 states have call predecessors, (60), 6 states have return successors, (60), 60 states have call predecessors, (60), 60 states have call successors, (60) [2023-11-06 22:08:20,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 390 states and 609 transitions. [2023-11-06 22:08:20,008 INFO L78 Accepts]: Start accepts. Automaton has 390 states and 609 transitions. Word has length 151 [2023-11-06 22:08:20,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:08:20,009 INFO L495 AbstractCegarLoop]: Abstraction has 390 states and 609 transitions. [2023-11-06 22:08:20,009 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2023-11-06 22:08:20,009 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 609 transitions. [2023-11-06 22:08:20,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2023-11-06 22:08:20,012 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:08:20,012 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:08:20,023 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-06 22:08:20,219 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:08:20,219 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:08:20,219 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:08:20,220 INFO L85 PathProgramCache]: Analyzing trace with hash 1700177913, now seen corresponding path program 1 times [2023-11-06 22:08:20,220 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:08:20,220 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [621309429] [2023-11-06 22:08:20,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:08:20,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:08:20,261 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:08:20,262 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [198833174] [2023-11-06 22:08:20,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:08:20,262 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:08:20,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:08:20,263 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:08:20,280 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-06 22:08:20,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:08:20,445 INFO L262 TraceCheckSpWp]: Trace formula consists of 422 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-06 22:08:20,468 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:08:20,721 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2023-11-06 22:08:20,722 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:08:20,722 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:08:20,722 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [621309429] [2023-11-06 22:08:20,722 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:08:20,722 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [198833174] [2023-11-06 22:08:20,722 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [198833174] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:08:20,723 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:08:20,723 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 22:08:20,723 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1936999776] [2023-11-06 22:08:20,723 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:08:20,724 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 22:08:20,724 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:08:20,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 22:08:20,725 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-06 22:08:20,725 INFO L87 Difference]: Start difference. First operand 390 states and 609 transitions. Second operand has 6 states, 6 states have (on average 9.0) internal successors, (54), 5 states have internal predecessors, (54), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2023-11-06 22:08:21,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:08:21,067 INFO L93 Difference]: Finished difference Result 727 states and 1121 transitions. [2023-11-06 22:08:21,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-06 22:08:21,067 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 5 states have internal predecessors, (54), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 151 [2023-11-06 22:08:21,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:08:21,071 INFO L225 Difference]: With dead ends: 727 [2023-11-06 22:08:21,072 INFO L226 Difference]: Without dead ends: 426 [2023-11-06 22:08:21,073 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2023-11-06 22:08:21,073 INFO L413 NwaCegarLoop]: 148 mSDtfsCounter, 245 mSDsluCounter, 530 mSDsCounter, 0 mSdLazyCounter, 119 mSolverCounterSat, 41 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 245 SdHoareTripleChecker+Valid, 678 SdHoareTripleChecker+Invalid, 160 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 119 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-06 22:08:21,074 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [245 Valid, 678 Invalid, 160 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 119 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-06 22:08:21,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 426 states. [2023-11-06 22:08:21,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 426 to 389. [2023-11-06 22:08:21,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 389 states, 322 states have (on average 1.5124223602484472) internal successors, (487), 322 states have internal predecessors, (487), 60 states have call successors, (60), 6 states have call predecessors, (60), 6 states have return successors, (60), 60 states have call predecessors, (60), 60 states have call successors, (60) [2023-11-06 22:08:21,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 389 states and 607 transitions. [2023-11-06 22:08:21,118 INFO L78 Accepts]: Start accepts. Automaton has 389 states and 607 transitions. Word has length 151 [2023-11-06 22:08:21,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:08:21,119 INFO L495 AbstractCegarLoop]: Abstraction has 389 states and 607 transitions. [2023-11-06 22:08:21,119 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 5 states have internal predecessors, (54), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2023-11-06 22:08:21,120 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 607 transitions. [2023-11-06 22:08:21,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2023-11-06 22:08:21,122 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:08:21,122 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:08:21,133 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-11-06 22:08:21,328 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:08:21,329 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:08:21,329 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:08:21,329 INFO L85 PathProgramCache]: Analyzing trace with hash 1978750903, now seen corresponding path program 1 times [2023-11-06 22:08:21,329 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:08:21,329 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1849583536] [2023-11-06 22:08:21,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:08:21,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:08:21,363 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:08:21,363 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [345014302] [2023-11-06 22:08:21,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:08:21,364 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:08:21,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:08:21,365 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:08:21,384 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-06 22:08:21,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:08:21,557 INFO L262 TraceCheckSpWp]: Trace formula consists of 420 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-06 22:08:21,561 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:08:21,777 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2023-11-06 22:08:21,777 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:08:21,777 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:08:21,778 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1849583536] [2023-11-06 22:08:21,778 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:08:21,778 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [345014302] [2023-11-06 22:08:21,778 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [345014302] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:08:21,778 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:08:21,778 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 22:08:21,779 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [327738799] [2023-11-06 22:08:21,779 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:08:21,779 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 22:08:21,780 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:08:21,780 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 22:08:21,780 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-06 22:08:21,781 INFO L87 Difference]: Start difference. First operand 389 states and 607 transitions. Second operand has 6 states, 6 states have (on average 9.0) internal successors, (54), 5 states have internal predecessors, (54), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2023-11-06 22:08:22,186 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:08:22,187 INFO L93 Difference]: Finished difference Result 1127 states and 1772 transitions. [2023-11-06 22:08:22,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-06 22:08:22,193 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 5 states have internal predecessors, (54), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 151 [2023-11-06 22:08:22,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:08:22,200 INFO L225 Difference]: With dead ends: 1127 [2023-11-06 22:08:22,201 INFO L226 Difference]: Without dead ends: 811 [2023-11-06 22:08:22,202 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2023-11-06 22:08:22,203 INFO L413 NwaCegarLoop]: 128 mSDtfsCounter, 268 mSDsluCounter, 484 mSDsCounter, 0 mSdLazyCounter, 182 mSolverCounterSat, 46 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 268 SdHoareTripleChecker+Valid, 612 SdHoareTripleChecker+Invalid, 228 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 46 IncrementalHoareTripleChecker+Valid, 182 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-06 22:08:22,203 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [268 Valid, 612 Invalid, 228 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [46 Valid, 182 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-06 22:08:22,205 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 811 states. [2023-11-06 22:08:22,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 811 to 773. [2023-11-06 22:08:22,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 773 states, 662 states have (on average 1.5302114803625377) internal successors, (1013), 662 states have internal predecessors, (1013), 100 states have call successors, (100), 10 states have call predecessors, (100), 10 states have return successors, (100), 100 states have call predecessors, (100), 100 states have call successors, (100) [2023-11-06 22:08:22,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 773 states to 773 states and 1213 transitions. [2023-11-06 22:08:22,286 INFO L78 Accepts]: Start accepts. Automaton has 773 states and 1213 transitions. Word has length 151 [2023-11-06 22:08:22,287 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:08:22,287 INFO L495 AbstractCegarLoop]: Abstraction has 773 states and 1213 transitions. [2023-11-06 22:08:22,287 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 5 states have internal predecessors, (54), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2023-11-06 22:08:22,288 INFO L276 IsEmpty]: Start isEmpty. Operand 773 states and 1213 transitions. [2023-11-06 22:08:22,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2023-11-06 22:08:22,290 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:08:22,290 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:08:22,308 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-11-06 22:08:22,509 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2023-11-06 22:08:22,509 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:08:22,509 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:08:22,510 INFO L85 PathProgramCache]: Analyzing trace with hash -669300124, now seen corresponding path program 1 times [2023-11-06 22:08:22,510 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:08:22,510 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1257211931] [2023-11-06 22:08:22,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:08:22,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:08:22,546 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:08:22,546 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [648732128] [2023-11-06 22:08:22,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:08:22,547 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:08:22,547 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:08:22,548 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:08:22,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-06 22:08:22,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:08:22,747 INFO L262 TraceCheckSpWp]: Trace formula consists of 419 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-06 22:08:22,752 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:08:23,493 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2023-11-06 22:08:23,493 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:08:23,493 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:08:23,494 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1257211931] [2023-11-06 22:08:23,494 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:08:23,494 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [648732128] [2023-11-06 22:08:23,494 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [648732128] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:08:23,494 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:08:23,494 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:08:23,495 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [393042112] [2023-11-06 22:08:23,495 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:08:23,495 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:08:23,495 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:08:23,496 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:08:23,496 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:08:23,497 INFO L87 Difference]: Start difference. First operand 773 states and 1213 transitions. Second operand has 4 states, 4 states have (on average 13.75) internal successors, (55), 3 states have internal predecessors, (55), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2023-11-06 22:08:23,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:08:23,763 INFO L93 Difference]: Finished difference Result 1107 states and 1734 transitions. [2023-11-06 22:08:23,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 22:08:23,764 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.75) internal successors, (55), 3 states have internal predecessors, (55), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 152 [2023-11-06 22:08:23,764 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:08:23,767 INFO L225 Difference]: With dead ends: 1107 [2023-11-06 22:08:23,767 INFO L226 Difference]: Without dead ends: 382 [2023-11-06 22:08:23,769 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:08:23,769 INFO L413 NwaCegarLoop]: 150 mSDtfsCounter, 114 mSDsluCounter, 273 mSDsCounter, 0 mSdLazyCounter, 51 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 114 SdHoareTripleChecker+Valid, 423 SdHoareTripleChecker+Invalid, 96 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 51 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-06 22:08:23,770 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [114 Valid, 423 Invalid, 96 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 51 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-06 22:08:23,771 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 382 states. [2023-11-06 22:08:23,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 382 to 356. [2023-11-06 22:08:23,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 356 states, 289 states have (on average 1.4844290657439447) internal successors, (429), 289 states have internal predecessors, (429), 60 states have call successors, (60), 6 states have call predecessors, (60), 6 states have return successors, (60), 60 states have call predecessors, (60), 60 states have call successors, (60) [2023-11-06 22:08:23,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 356 states and 549 transitions. [2023-11-06 22:08:23,806 INFO L78 Accepts]: Start accepts. Automaton has 356 states and 549 transitions. Word has length 152 [2023-11-06 22:08:23,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:08:23,807 INFO L495 AbstractCegarLoop]: Abstraction has 356 states and 549 transitions. [2023-11-06 22:08:23,807 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.75) internal successors, (55), 3 states have internal predecessors, (55), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2023-11-06 22:08:23,807 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 549 transitions. [2023-11-06 22:08:23,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-11-06 22:08:23,809 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:08:23,810 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:08:23,816 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-11-06 22:08:24,016 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2023-11-06 22:08:24,016 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:08:24,017 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:08:24,017 INFO L85 PathProgramCache]: Analyzing trace with hash -1305362331, now seen corresponding path program 1 times [2023-11-06 22:08:24,017 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:08:24,017 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1110897458] [2023-11-06 22:08:24,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:08:24,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:08:24,054 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:08:24,054 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [117805868] [2023-11-06 22:08:24,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:08:24,054 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:08:24,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:08:24,056 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:08:24,088 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-11-06 22:08:24,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:08:24,260 INFO L262 TraceCheckSpWp]: Trace formula consists of 428 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-06 22:08:24,266 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:08:24,935 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 452 proven. 0 refuted. 0 times theorem prover too weak. 308 trivial. 0 not checked. [2023-11-06 22:08:24,935 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:08:24,935 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:08:24,935 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1110897458] [2023-11-06 22:08:24,935 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:08:24,936 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [117805868] [2023-11-06 22:08:24,936 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [117805868] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:08:24,936 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:08:24,936 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-06 22:08:24,936 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1453718267] [2023-11-06 22:08:24,937 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:08:24,937 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-06 22:08:24,937 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:08:24,938 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-06 22:08:24,938 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-11-06 22:08:24,938 INFO L87 Difference]: Start difference. First operand 356 states and 549 transitions. Second operand has 7 states, 7 states have (on average 9.142857142857142) internal successors, (64), 6 states have internal predecessors, (64), 3 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2023-11-06 22:08:25,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:08:25,262 INFO L93 Difference]: Finished difference Result 1052 states and 1645 transitions. [2023-11-06 22:08:25,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-06 22:08:25,262 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.142857142857142) internal successors, (64), 6 states have internal predecessors, (64), 3 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) Word has length 155 [2023-11-06 22:08:25,264 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:08:25,271 INFO L225 Difference]: With dead ends: 1052 [2023-11-06 22:08:25,272 INFO L226 Difference]: Without dead ends: 762 [2023-11-06 22:08:25,273 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2023-11-06 22:08:25,274 INFO L413 NwaCegarLoop]: 131 mSDtfsCounter, 427 mSDsluCounter, 518 mSDsCounter, 0 mSdLazyCounter, 142 mSolverCounterSat, 77 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 427 SdHoareTripleChecker+Valid, 649 SdHoareTripleChecker+Invalid, 219 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 77 IncrementalHoareTripleChecker+Valid, 142 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-06 22:08:25,274 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [427 Valid, 649 Invalid, 219 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [77 Valid, 142 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-06 22:08:25,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 762 states. [2023-11-06 22:08:25,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 762 to 649. [2023-11-06 22:08:25,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 649 states, 538 states have (on average 1.5018587360594795) internal successors, (808), 538 states have internal predecessors, (808), 100 states have call successors, (100), 10 states have call predecessors, (100), 10 states have return successors, (100), 100 states have call predecessors, (100), 100 states have call successors, (100) [2023-11-06 22:08:25,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 649 states and 1008 transitions. [2023-11-06 22:08:25,344 INFO L78 Accepts]: Start accepts. Automaton has 649 states and 1008 transitions. Word has length 155 [2023-11-06 22:08:25,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:08:25,345 INFO L495 AbstractCegarLoop]: Abstraction has 649 states and 1008 transitions. [2023-11-06 22:08:25,345 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.142857142857142) internal successors, (64), 6 states have internal predecessors, (64), 3 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2023-11-06 22:08:25,345 INFO L276 IsEmpty]: Start isEmpty. Operand 649 states and 1008 transitions. [2023-11-06 22:08:25,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-11-06 22:08:25,347 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:08:25,348 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:08:25,355 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2023-11-06 22:08:25,554 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:08:25,555 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:08:25,555 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:08:25,555 INFO L85 PathProgramCache]: Analyzing trace with hash 1184166631, now seen corresponding path program 1 times [2023-11-06 22:08:25,556 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:08:25,556 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [664149259] [2023-11-06 22:08:25,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:08:25,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:08:25,586 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:08:25,586 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [652311049] [2023-11-06 22:08:25,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:08:25,586 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:08:25,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:08:25,588 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:08:25,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-11-06 22:08:25,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:08:25,793 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:08:25,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:08:26,045 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:08:26,046 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-06 22:08:26,047 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-06 22:08:26,061 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2023-11-06 22:08:26,256 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2023-11-06 22:08:26,259 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:08:26,263 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-06 22:08:26,448 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 10:08:26 BoogieIcfgContainer [2023-11-06 22:08:26,448 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 22:08:26,449 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 22:08:26,449 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 22:08:26,449 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 22:08:26,450 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:08:13" (3/4) ... [2023-11-06 22:08:26,452 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-06 22:08:26,453 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 22:08:26,454 INFO L158 Benchmark]: Toolchain (without parser) took 14431.94ms. Allocated memory was 134.2MB in the beginning and 289.4MB in the end (delta: 155.2MB). Free memory was 67.1MB in the beginning and 222.6MB in the end (delta: -155.5MB). Peak memory consumption was 1.3MB. Max. memory is 16.1GB. [2023-11-06 22:08:26,454 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 134.2MB. Free memory is still 107.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:08:26,455 INFO L158 Benchmark]: CACSL2BoogieTranslator took 456.50ms. Allocated memory was 134.2MB in the beginning and 186.6MB in the end (delta: 52.4MB). Free memory was 66.9MB in the beginning and 143.4MB in the end (delta: -76.5MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. [2023-11-06 22:08:26,455 INFO L158 Benchmark]: Boogie Procedure Inliner took 113.78ms. Allocated memory is still 186.6MB. Free memory was 143.4MB in the beginning and 137.2MB in the end (delta: 6.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-06 22:08:26,455 INFO L158 Benchmark]: Boogie Preprocessor took 77.07ms. Allocated memory is still 186.6MB. Free memory was 137.2MB in the beginning and 133.8MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 22:08:26,456 INFO L158 Benchmark]: RCFGBuilder took 1090.26ms. Allocated memory is still 186.6MB. Free memory was 133.8MB in the beginning and 125.3MB in the end (delta: 8.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-06 22:08:26,456 INFO L158 Benchmark]: TraceAbstraction took 12682.74ms. Allocated memory was 186.6MB in the beginning and 289.4MB in the end (delta: 102.8MB). Free memory was 124.4MB in the beginning and 223.7MB in the end (delta: -99.2MB). Peak memory consumption was 117.2MB. Max. memory is 16.1GB. [2023-11-06 22:08:26,457 INFO L158 Benchmark]: Witness Printer took 4.67ms. Allocated memory is still 289.4MB. Free memory is still 222.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:08:26,459 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 134.2MB. Free memory is still 107.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 456.50ms. Allocated memory was 134.2MB in the beginning and 186.6MB in the end (delta: 52.4MB). Free memory was 66.9MB in the beginning and 143.4MB in the end (delta: -76.5MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 113.78ms. Allocated memory is still 186.6MB. Free memory was 143.4MB in the beginning and 137.2MB in the end (delta: 6.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 77.07ms. Allocated memory is still 186.6MB. Free memory was 137.2MB in the beginning and 133.8MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1090.26ms. Allocated memory is still 186.6MB. Free memory was 133.8MB in the beginning and 125.3MB in the end (delta: 8.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 12682.74ms. Allocated memory was 186.6MB in the beginning and 289.4MB in the end (delta: 102.8MB). Free memory was 124.4MB in the beginning and 223.7MB in the end (delta: -99.2MB). Peak memory consumption was 117.2MB. Max. memory is 16.1GB. * Witness Printer took 4.67ms. Allocated memory is still 289.4MB. Free memory is still 222.6MB. 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 someBinaryDOUBLEComparisonOperation at line 189, overapproximation of bitwiseOr at line 189, overapproximation of bitwiseAnd at line 86. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 4.75; [L23] unsigned char var_1_2 = 0; [L24] signed long int var_1_6 = -4; [L25] double var_1_7 = 49.8; [L26] double var_1_8 = 255.625; [L27] unsigned short int var_1_9 = 10; [L28] unsigned short int var_1_11 = 10000; [L29] signed char var_1_12 = 100; [L30] signed char var_1_13 = 16; [L31] unsigned long int var_1_14 = 4; [L32] signed short int var_1_15 = -16; [L33] unsigned char var_1_17 = 5; [L34] double var_1_18 = 64.75; [L35] double var_1_19 = 99.5; [L36] unsigned long int var_1_20 = 32; [L37] unsigned long int var_1_22 = 32; [L38] unsigned long int var_1_23 = 2461517415; [L39] unsigned long int var_1_24 = 1399914902; [L40] unsigned char var_1_25 = 2; [L41] signed long int var_1_26 = 4; [L42] unsigned char var_1_27 = 0; [L43] unsigned short int var_1_28 = 32; [L44] unsigned short int var_1_29 = 36457; [L45] double last_1_var_1_1 = 4.75; [L46] unsigned short int last_1_var_1_9 = 10; [L47] unsigned short int last_1_var_1_11 = 10000; [L48] unsigned long int last_1_var_1_14 = 4; [L49] signed short int last_1_var_1_15 = -16; [L50] unsigned char last_1_var_1_17 = 5; [L51] double last_1_var_1_18 = 64.75; [L52] unsigned long int last_1_var_1_20 = 32; [L53] unsigned long int last_1_var_1_22 = 32; [L54] unsigned char last_1_var_1_25 = 2; [L55] signed long int last_1_var_1_26 = 4; [L56] unsigned short int last_1_var_1_28 = 32; VAL [isInitial=0, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=100, var_1_13=16, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=199/2, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=-4, var_1_7=249/5, var_1_8=2045/8, var_1_9=10] [L193] isInitial = 1 [L194] FCALL initially() [L195] COND TRUE 1 [L196] CALL updateLastVariables() [L175] last_1_var_1_1 = var_1_1 [L176] last_1_var_1_9 = var_1_9 [L177] last_1_var_1_11 = var_1_11 [L178] last_1_var_1_14 = var_1_14 [L179] last_1_var_1_15 = var_1_15 [L180] last_1_var_1_17 = var_1_17 [L181] last_1_var_1_18 = var_1_18 [L182] last_1_var_1_20 = var_1_20 [L183] last_1_var_1_22 = var_1_22 [L184] last_1_var_1_25 = var_1_25 [L185] last_1_var_1_26 = var_1_26 [L186] last_1_var_1_28 = var_1_28 VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=100, var_1_13=16, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=199/2, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=-4, var_1_7=249/5, var_1_8=2045/8, var_1_9=10] [L196] RET updateLastVariables() [L197] CALL updateVariables() [L142] var_1_2 = __VERIFIER_nondet_uchar() [L143] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=100, var_1_13=16, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=199/2, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_6=-4, var_1_7=249/5, var_1_8=2045/8, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=100, var_1_13=16, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=199/2, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_6=-4, var_1_7=249/5, var_1_8=2045/8, var_1_9=10] [L143] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=100, var_1_13=16, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=199/2, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_6=-4, var_1_7=249/5, var_1_8=2045/8, var_1_9=10] [L144] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=100, var_1_13=16, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=199/2, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=-4, var_1_7=249/5, var_1_8=2045/8, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=100, var_1_13=16, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=199/2, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=-4, var_1_7=249/5, var_1_8=2045/8, var_1_9=10] [L144] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=100, var_1_13=16, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=199/2, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=-4, var_1_7=249/5, var_1_8=2045/8, var_1_9=10] [L145] var_1_6 = __VERIFIER_nondet_long() [L146] CALL assume_abort_if_not(var_1_6 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=100, var_1_13=16, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=199/2, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_7=249/5, var_1_8=2045/8, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=100, var_1_13=16, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=199/2, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_7=249/5, var_1_8=2045/8, var_1_9=10] [L146] RET assume_abort_if_not(var_1_6 >= -2147483648) VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=100, var_1_13=16, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=199/2, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_7=249/5, var_1_8=2045/8, var_1_9=10] [L147] CALL assume_abort_if_not(var_1_6 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=100, var_1_13=16, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=199/2, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_7=249/5, var_1_8=2045/8, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=100, var_1_13=16, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=199/2, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_7=249/5, var_1_8=2045/8, var_1_9=10] [L147] RET assume_abort_if_not(var_1_6 <= 2147483647) VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=100, var_1_13=16, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=199/2, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_7=249/5, var_1_8=2045/8, var_1_9=10] [L148] CALL assume_abort_if_not(var_1_6 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=100, var_1_13=16, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=199/2, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_7=249/5, var_1_8=2045/8, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=100, var_1_13=16, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=199/2, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_7=249/5, var_1_8=2045/8, var_1_9=10] [L148] RET assume_abort_if_not(var_1_6 != 0) VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=100, var_1_13=16, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=199/2, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_7=249/5, var_1_8=2045/8, var_1_9=10] [L149] var_1_7 = __VERIFIER_nondet_double() [L150] CALL assume_abort_if_not((var_1_7 >= -922337.2036854765600e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=100, var_1_13=16, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=199/2, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=2045/8, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=100, var_1_13=16, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=199/2, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=2045/8, var_1_9=10] [L150] RET assume_abort_if_not((var_1_7 >= -922337.2036854765600e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=100, var_1_13=16, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=199/2, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=2045/8, var_1_9=10] [L151] var_1_8 = __VERIFIER_nondet_double() [L152] CALL assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=100, var_1_13=16, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=199/2, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=3, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=100, var_1_13=16, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=199/2, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=3, var_1_9=10] [L152] RET assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=100, var_1_13=16, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=199/2, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=3, var_1_9=10] [L153] var_1_12 = __VERIFIER_nondet_char() [L154] CALL assume_abort_if_not(var_1_12 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=16, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=199/2, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=3, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=16, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=199/2, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=3, var_1_9=10] [L154] RET assume_abort_if_not(var_1_12 >= -1) VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=16, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=199/2, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=3, var_1_9=10] [L155] CALL assume_abort_if_not(var_1_12 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=16, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=199/2, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=3, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=16, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=199/2, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=3, var_1_9=10] [L155] RET assume_abort_if_not(var_1_12 <= 127) VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=16, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=199/2, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=3, var_1_9=10] [L156] var_1_13 = __VERIFIER_nondet_char() [L157] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=199/2, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=3, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=199/2, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=3, var_1_9=10] [L157] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=199/2, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=3, var_1_9=10] [L158] CALL assume_abort_if_not(var_1_13 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=199/2, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=3, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=199/2, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=3, var_1_9=10] [L158] RET assume_abort_if_not(var_1_13 <= 127) VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=199/2, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=3, var_1_9=10] [L159] var_1_19 = __VERIFIER_nondet_double() [L160] CALL assume_abort_if_not((var_1_19 >= -922337.2036854765600e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 9223372.036854765600e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=4, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=3, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=4, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=3, var_1_9=10] [L160] RET assume_abort_if_not((var_1_19 >= -922337.2036854765600e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 9223372.036854765600e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=4, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2461517415, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=3, var_1_9=10] [L161] var_1_23 = __VERIFIER_nondet_ulong() [L162] CALL assume_abort_if_not(var_1_23 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=4, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2147483647, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=3, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=4, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2147483647, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=3, var_1_9=10] [L162] RET assume_abort_if_not(var_1_23 >= 2147483647) VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=4, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2147483647, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=3, var_1_9=10] [L163] CALL assume_abort_if_not(var_1_23 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=4, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2147483647, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=3, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=4, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2147483647, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=3, var_1_9=10] [L163] RET assume_abort_if_not(var_1_23 <= 4294967294) VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=4, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2147483647, var_1_24=1399914902, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=3, var_1_9=10] [L164] var_1_24 = __VERIFIER_nondet_ulong() [L165] CALL assume_abort_if_not(var_1_24 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=4, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2147483647, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=3, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=4, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2147483647, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=3, var_1_9=10] [L165] RET assume_abort_if_not(var_1_24 >= 1073741823) VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=4, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2147483647, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=3, var_1_9=10] [L166] CALL assume_abort_if_not(var_1_24 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=4, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2147483647, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=3, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=4, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2147483647, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=3, var_1_9=10] [L166] RET assume_abort_if_not(var_1_24 <= 2147483647) VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=4, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2147483647, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=3, var_1_9=10] [L167] var_1_27 = __VERIFIER_nondet_uchar() [L168] CALL assume_abort_if_not(var_1_27 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=4, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2147483647, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=3, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=4, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2147483647, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=3, var_1_9=10] [L168] RET assume_abort_if_not(var_1_27 >= 0) VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=4, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2147483647, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=3, var_1_9=10] [L169] CALL assume_abort_if_not(var_1_27 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=4, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2147483647, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=3, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=4, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2147483647, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=3, var_1_9=10] [L169] RET assume_abort_if_not(var_1_27 <= 1) VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=4, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2147483647, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=36457, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=3, var_1_9=10] [L170] var_1_29 = __VERIFIER_nondet_ushort() [L171] CALL assume_abort_if_not(var_1_29 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=4, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2147483647, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=65534, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=3, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=4, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2147483647, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=65534, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=3, var_1_9=10] [L171] RET assume_abort_if_not(var_1_29 >= 32767) VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=4, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2147483647, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=65534, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=3, var_1_9=10] [L172] CALL assume_abort_if_not(var_1_29 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=4, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2147483647, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=65534, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=3, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=4, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2147483647, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=65534, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=3, var_1_9=10] [L172] RET assume_abort_if_not(var_1_29 <= 65534) VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=4, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2147483647, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=65534, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=3, var_1_9=10] [L197] RET updateVariables() [L198] CALL step() [L60] EXPR var_1_6 & 10000 VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=4, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2147483647, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=65534, var_1_2=0, var_1_6 & 10000=10000, var_1_6=10000, var_1_7=2, var_1_8=3, var_1_9=10] [L60] signed long int stepLocal_0 = var_1_6 & 10000; [L61] EXPR (last_1_var_1_20 + last_1_var_1_15) | last_1_var_1_9 VAL [(last_1_var_1_20 + last_1_var_1_15) | last_1_var_1_9=26, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, stepLocal_0=10000, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=4, var_1_1=19/4, var_1_20=32, var_1_22=32, var_1_23=2147483647, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=65534, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=3, var_1_9=10] [L61] COND TRUE ((last_1_var_1_20 + last_1_var_1_15) | last_1_var_1_9) < stepLocal_0 [L62] var_1_1 = var_1_7 VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, stepLocal_0=10000, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=4, var_1_1=2, var_1_20=32, var_1_22=32, var_1_23=2147483647, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=65534, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=3, var_1_9=10] [L66] COND TRUE last_1_var_1_14 <= last_1_var_1_15 VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, stepLocal_0=10000, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=4, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=4, var_1_1=2, var_1_20=32, var_1_22=32, var_1_23=2147483647, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=65534, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=3, var_1_9=10] [L67] COND TRUE ((last_1_var_1_26 % var_1_6) * (last_1_var_1_17 / 1000000000u)) >= ((((10u) < (var_1_13)) ? (10u) : (var_1_13))) [L68] var_1_14 = var_1_13 VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, stepLocal_0=10000, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=0, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=4, var_1_1=2, var_1_20=32, var_1_22=32, var_1_23=2147483647, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=65534, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=3, var_1_9=10] [L75] COND FALSE !(last_1_var_1_20 > last_1_var_1_15) VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, stepLocal_0=10000, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=0, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=4, var_1_1=2, var_1_20=32, var_1_22=32, var_1_23=2147483647, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=65534, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=3, var_1_9=10] [L80] COND TRUE last_1_var_1_14 <= 16 [L81] var_1_9 = last_1_var_1_25 VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, stepLocal_0=10000, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=0, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=4, var_1_1=2, var_1_20=32, var_1_22=32, var_1_23=2147483647, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=65534, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=3, var_1_9=2] [L84] unsigned long int stepLocal_5 = (3423867512u - var_1_13) - var_1_24; [L85] signed long int stepLocal_4 = 8; VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, stepLocal_0=10000, stepLocal_4=8, stepLocal_5=2350125689, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=0, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=4, var_1_1=2, var_1_20=32, var_1_22=32, var_1_23=2147483647, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=65534, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=3, var_1_9=2] [L86] EXPR last_1_var_1_17 & ((((last_1_var_1_25) < 0 ) ? -(last_1_var_1_25) : (last_1_var_1_25))) VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17 & ((((last_1_var_1_25) < 0 ) ? -(last_1_var_1_25) : (last_1_var_1_25)))=0, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, stepLocal_0=10000, stepLocal_4=8, stepLocal_5=2350125689, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=0, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=4, var_1_1=2, var_1_20=32, var_1_22=32, var_1_23=2147483647, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=65534, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=3, var_1_9=2] [L86] COND TRUE stepLocal_4 > (last_1_var_1_17 & ((((last_1_var_1_25) < 0 ) ? -(last_1_var_1_25) : (last_1_var_1_25)))) [L87] COND FALSE !(var_1_8 >= last_1_var_1_18) VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, stepLocal_0=10000, stepLocal_4=8, stepLocal_5=2350125689, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=0, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=4, var_1_1=2, var_1_20=32, var_1_22=32, var_1_23=2147483647, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=65534, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=3, var_1_9=2] [L95] EXPR last_1_var_1_11 >> var_1_14 VAL [isInitial=1, last_1_var_1_11 >> var_1_14=10000, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, stepLocal_0=10000, stepLocal_4=8, stepLocal_5=2350125689, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=0, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=4, var_1_1=2, var_1_20=32, var_1_22=32, var_1_23=2147483647, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=65534, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=3, var_1_9=2] [L95] COND FALSE !(! ((var_1_12 - var_1_13) <= (last_1_var_1_11 >> var_1_14))) [L98] signed char stepLocal_1 = var_1_13; VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, stepLocal_0=10000, stepLocal_1=0, stepLocal_4=8, stepLocal_5=2350125689, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=0, var_1_15=-16, var_1_17=5, var_1_18=259/4, var_1_19=4, var_1_1=2, var_1_20=32, var_1_22=32, var_1_23=2147483647, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=65534, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=3, var_1_9=2] [L99] COND TRUE (var_1_9 + var_1_25) >= stepLocal_1 [L100] var_1_18 = ((((var_1_7) > (((((var_1_8) > (var_1_19)) ? (var_1_8) : (var_1_19))))) ? (var_1_7) : (((((var_1_8) > (var_1_19)) ? (var_1_8) : (var_1_19)))))) VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, stepLocal_0=10000, stepLocal_1=0, stepLocal_4=8, stepLocal_5=2350125689, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=0, var_1_15=-16, var_1_17=5, var_1_18=2, var_1_19=4, var_1_1=2, var_1_20=32, var_1_22=32, var_1_23=2147483647, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=65534, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=3, var_1_9=2] [L102] var_1_17 = var_1_13 VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, stepLocal_0=10000, stepLocal_1=0, stepLocal_4=8, stepLocal_5=2350125689, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=0, var_1_15=-16, var_1_17=0, var_1_18=2, var_1_19=4, var_1_1=2, var_1_20=32, var_1_22=32, var_1_23=2147483647, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=65534, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=3, var_1_9=2] [L103] COND TRUE ! var_1_2 [L104] var_1_22 = (var_1_23 - var_1_25) VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, stepLocal_0=10000, stepLocal_1=0, stepLocal_4=8, stepLocal_5=2350125689, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=0, var_1_15=-16, var_1_17=0, var_1_18=2, var_1_19=4, var_1_1=2, var_1_20=32, var_1_22=2147483645, var_1_23=2147483647, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=65534, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=3, var_1_9=2] [L108] COND FALSE !(var_1_7 >= 4.5) VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, stepLocal_0=10000, stepLocal_1=0, stepLocal_4=8, stepLocal_5=2350125689, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=0, var_1_15=-16, var_1_17=0, var_1_18=2, var_1_19=4, var_1_1=2, var_1_20=32, var_1_22=2147483645, var_1_23=2147483647, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=32, var_1_29=65534, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=3, var_1_9=2] [L111] var_1_28 = (var_1_29 - (var_1_13 + ((((var_1_15) < 0 ) ? -(var_1_15) : (var_1_15))))) [L112] unsigned long int stepLocal_3 = var_1_22; [L113] signed char stepLocal_2 = var_1_13; VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, stepLocal_0=10000, stepLocal_1=0, stepLocal_2=0, stepLocal_3=2147483645, stepLocal_4=8, stepLocal_5=2350125689, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=0, var_1_15=-16, var_1_17=0, var_1_18=2, var_1_19=4, var_1_1=2, var_1_20=32, var_1_22=2147483645, var_1_23=2147483647, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=65518, var_1_29=65534, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=3, var_1_9=2] [L114] COND TRUE stepLocal_2 == (var_1_6 * (var_1_12 - 64)) [L115] var_1_20 = var_1_17 VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, stepLocal_0=10000, stepLocal_1=0, stepLocal_2=0, stepLocal_3=2147483645, stepLocal_4=8, stepLocal_5=2350125689, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=0, var_1_15=-16, var_1_17=0, var_1_18=2, var_1_19=4, var_1_1=2, var_1_20=0, var_1_22=2147483645, var_1_23=2147483647, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=65518, var_1_29=65534, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=3, var_1_9=2] [L125] unsigned long int stepLocal_7 = var_1_14; [L126] unsigned long int stepLocal_6 = var_1_23; VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, stepLocal_0=10000, stepLocal_1=0, stepLocal_2=0, stepLocal_3=2147483645, stepLocal_4=8, stepLocal_5=2350125689, stepLocal_6=2147483647, stepLocal_7=0, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=0, var_1_15=-16, var_1_17=0, var_1_18=2, var_1_19=4, var_1_1=2, var_1_20=0, var_1_22=2147483645, var_1_23=2147483647, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=65518, var_1_29=65534, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=3, var_1_9=2] [L127] COND FALSE !(\read(var_1_2)) VAL [isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, stepLocal_0=10000, stepLocal_1=0, stepLocal_2=0, stepLocal_3=2147483645, stepLocal_4=8, stepLocal_5=2350125689, stepLocal_6=2147483647, stepLocal_7=0, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=0, var_1_15=-16, var_1_17=0, var_1_18=2, var_1_19=4, var_1_1=2, var_1_20=0, var_1_22=2147483645, var_1_23=2147483647, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=65518, var_1_29=65534, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=3, var_1_9=2] [L198] RET step() [L199] CALL, EXPR property() [L189] EXPR (last_1_var_1_20 + last_1_var_1_15) | last_1_var_1_9 VAL [(last_1_var_1_20 + last_1_var_1_15) | last_1_var_1_9=16, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=0, var_1_15=-16, var_1_17=0, var_1_18=2, var_1_19=4, var_1_1=2, var_1_20=0, var_1_22=2147483645, var_1_23=2147483647, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=65518, var_1_29=65534, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=3, var_1_9=2] [L189] EXPR var_1_6 & 10000 VAL [(last_1_var_1_20 + last_1_var_1_15) | last_1_var_1_9=16, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=0, var_1_15=-16, var_1_17=0, var_1_18=2, var_1_19=4, var_1_1=2, var_1_20=0, var_1_22=2147483645, var_1_23=2147483647, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=65518, var_1_29=65534, var_1_2=0, var_1_6 & 10000=10000, var_1_6=10000, var_1_7=2, var_1_8=3, var_1_9=2] [L189] EXPR (((((last_1_var_1_20 + last_1_var_1_15) | last_1_var_1_9) < (var_1_6 & 10000)) ? (var_1_1 == ((double) var_1_7)) : (var_1_1 == ((double) ((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8)))))) && ((last_1_var_1_20 > last_1_var_1_15) ? ((last_1_var_1_1 < var_1_7) ? (var_1_9 == ((unsigned short int) last_1_var_1_25)) : 1) : ((last_1_var_1_14 <= 16) ? (var_1_9 == ((unsigned short int) last_1_var_1_25)) : 1))) && ((! ((var_1_12 - var_1_13) <= (last_1_var_1_11 >> var_1_14))) ? (var_1_11 == ((unsigned short int) var_1_13)) : 1) VAL [(((((last_1_var_1_20 + last_1_var_1_15) | last_1_var_1_9) < (var_1_6 & 10000)) ? (var_1_1 == ((double) var_1_7)) : (var_1_1 == ((double) ((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8)))))) && ((last_1_var_1_20 > last_1_var_1_15) ? ((last_1_var_1_1 < var_1_7) ? (var_1_9 == ((unsigned short int) last_1_var_1_25)) : 1) : ((last_1_var_1_14 <= 16) ? (var_1_9 == ((unsigned short int) last_1_var_1_25)) : 1))) && ((! ((var_1_12 - var_1_13) <= (last_1_var_1_11 >> var_1_14))) ? (var_1_11 == ((unsigned short int) var_1_13)) : 1)=0, (last_1_var_1_20 + last_1_var_1_15) | last_1_var_1_9=16, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=0, var_1_15=-16, var_1_17=0, var_1_18=2, var_1_19=4, var_1_1=2, var_1_20=0, var_1_22=2147483645, var_1_23=2147483647, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=65518, var_1_29=65534, var_1_2=0, var_1_6 & 10000=10000, var_1_6=10000, var_1_7=2, var_1_8=3, var_1_9=2] [L189] EXPR ((((((((((((last_1_var_1_20 + last_1_var_1_15) | last_1_var_1_9) < (var_1_6 & 10000)) ? (var_1_1 == ((double) var_1_7)) : (var_1_1 == ((double) ((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8)))))) && ((last_1_var_1_20 > last_1_var_1_15) ? ((last_1_var_1_1 < var_1_7) ? (var_1_9 == ((unsigned short int) last_1_var_1_25)) : 1) : ((last_1_var_1_14 <= 16) ? (var_1_9 == ((unsigned short int) last_1_var_1_25)) : 1))) && ((! ((var_1_12 - var_1_13) <= (last_1_var_1_11 >> var_1_14))) ? (var_1_11 == ((unsigned short int) var_1_13)) : 1)) && ((last_1_var_1_14 <= last_1_var_1_15) ? ((((last_1_var_1_26 % var_1_6) * (last_1_var_1_17 / 1000000000u)) >= ((((10u) < (var_1_13)) ? (10u) : (var_1_13)))) ? (var_1_14 == ((unsigned long int) var_1_13)) : (var_1_14 == ((unsigned long int) last_1_var_1_22))) : (var_1_14 == ((unsigned long int) last_1_var_1_26)))) && ((var_1_7 >= 4.5) ? (var_1_15 == ((signed short int) (((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17))) - ((((var_1_13) > (var_1_25)) ? (var_1_13) : (var_1_25)))))) : 1)) && (var_1_17 == ((unsigned char) var_1_13))) && (((var_1_9 + var_1_25) >= var_1_13) ? (var_1_18 == ((double) ((((var_1_7) > (((((var_1_8) > (var_1_19)) ? (var_1_8) : (var_1_19))))) ? (var_1_7) : (((((var_1_8) > (var_1_19)) ? (var_1_8) : (var_1_19)))))))) : 1)) && ((var_1_13 == (var_1_6 * (var_1_12 - 64))) ? (var_1_20 == ((unsigned long int) var_1_17)) : ((! (var_1_7 <= (var_1_1 * var_1_8))) ? ((var_1_28 < var_1_22) ? (var_1_20 == ((unsigned long int) var_1_9)) : (var_1_20 == ((unsigned long int) var_1_9))) : 1))) && ((! var_1_2) ? (var_1_22 == ((unsigned long int) (var_1_23 - var_1_25))) : (var_1_22 == ((unsigned long int) (var_1_17 + (var_1_24 - var_1_9)))))) && ((8 > (last_1_var_1_17 & ((((last_1_var_1_25) < 0 ) ? -(last_1_var_1_25) : (last_1_var_1_25))))) ? ((var_1_8 >= last_1_var_1_18) ? ((((last_1_var_1_28 | last_1_var_1_25) + last_1_var_1_11) < ((3423867512u - var_1_13) - var_1_24)) ? (var_1_25 == ((unsigned char) var_1_13)) : 1) : 1) : (var_1_25 == ((unsigned char) var_1_13))) VAL [((((((((((((last_1_var_1_20 + last_1_var_1_15) | last_1_var_1_9) < (var_1_6 & 10000)) ? (var_1_1 == ((double) var_1_7)) : (var_1_1 == ((double) ((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8)))))) && ((last_1_var_1_20 > last_1_var_1_15) ? ((last_1_var_1_1 < var_1_7) ? (var_1_9 == ((unsigned short int) last_1_var_1_25)) : 1) : ((last_1_var_1_14 <= 16) ? (var_1_9 == ((unsigned short int) last_1_var_1_25)) : 1))) && ((! ((var_1_12 - var_1_13) <= (last_1_var_1_11 >> var_1_14))) ? (var_1_11 == ((unsigned short int) var_1_13)) : 1)) && ((last_1_var_1_14 <= last_1_var_1_15) ? ((((last_1_var_1_26 % var_1_6) * (last_1_var_1_17 / 1000000000u)) >= ((((10u) < (var_1_13)) ? (10u) : (var_1_13)))) ? (var_1_14 == ((unsigned long int) var_1_13)) : (var_1_14 == ((unsigned long int) last_1_var_1_22))) : (var_1_14 == ((unsigned long int) last_1_var_1_26)))) && ((var_1_7 >= 4.5) ? (var_1_15 == ((signed short int) (((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17))) - ((((var_1_13) > (var_1_25)) ? (var_1_13) : (var_1_25)))))) : 1)) && (var_1_17 == ((unsigned char) var_1_13))) && (((var_1_9 + var_1_25) >= var_1_13) ? (var_1_18 == ((double) ((((var_1_7) > (((((var_1_8) > (var_1_19)) ? (var_1_8) : (var_1_19))))) ? (var_1_7) : (((((var_1_8) > (var_1_19)) ? (var_1_8) : (var_1_19)))))))) : 1)) && ((var_1_13 == (var_1_6 * (var_1_12 - 64))) ? (var_1_20 == ((unsigned long int) var_1_17)) : ((! (var_1_7 <= (var_1_1 * var_1_8))) ? ((var_1_28 < var_1_22) ? (var_1_20 == ((unsigned long int) var_1_9)) : (var_1_20 == ((unsigned long int) var_1_9))) : 1))) && ((! var_1_2) ? (var_1_22 == ((unsigned long int) (var_1_23 - var_1_25))) : (var_1_22 == ((unsigned long int) (var_1_17 + (var_1_24 - var_1_9)))))) && ((8 > (last_1_var_1_17 & ((((last_1_var_1_25) < 0 ) ? -(last_1_var_1_25) : (last_1_var_1_25))))) ? ((var_1_8 >= last_1_var_1_18) ? ((((last_1_var_1_28 | last_1_var_1_25) + last_1_var_1_11) < ((3423867512u - var_1_13) - var_1_24)) ? (var_1_25 == ((unsigned char) var_1_13)) : 1) : 1) : (var_1_25 == ((unsigned char) var_1_13)))=0, (((((last_1_var_1_20 + last_1_var_1_15) | last_1_var_1_9) < (var_1_6 & 10000)) ? (var_1_1 == ((double) var_1_7)) : (var_1_1 == ((double) ((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8)))))) && ((last_1_var_1_20 > last_1_var_1_15) ? ((last_1_var_1_1 < var_1_7) ? (var_1_9 == ((unsigned short int) last_1_var_1_25)) : 1) : ((last_1_var_1_14 <= 16) ? (var_1_9 == ((unsigned short int) last_1_var_1_25)) : 1))) && ((! ((var_1_12 - var_1_13) <= (last_1_var_1_11 >> var_1_14))) ? (var_1_11 == ((unsigned short int) var_1_13)) : 1)=0, (last_1_var_1_20 + last_1_var_1_15) | last_1_var_1_9=16, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=0, var_1_15=-16, var_1_17=0, var_1_18=2, var_1_19=4, var_1_1=2, var_1_20=0, var_1_22=2147483645, var_1_23=2147483647, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=65518, var_1_29=65534, var_1_2=0, var_1_6 & 10000=10000, var_1_6=10000, var_1_7=2, var_1_8=3, var_1_9=2] [L189-L190] return ((((((((((((((last_1_var_1_20 + last_1_var_1_15) | last_1_var_1_9) < (var_1_6 & 10000)) ? (var_1_1 == ((double) var_1_7)) : (var_1_1 == ((double) ((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8)))))) && ((last_1_var_1_20 > last_1_var_1_15) ? ((last_1_var_1_1 < var_1_7) ? (var_1_9 == ((unsigned short int) last_1_var_1_25)) : 1) : ((last_1_var_1_14 <= 16) ? (var_1_9 == ((unsigned short int) last_1_var_1_25)) : 1))) && ((! ((var_1_12 - var_1_13) <= (last_1_var_1_11 >> var_1_14))) ? (var_1_11 == ((unsigned short int) var_1_13)) : 1)) && ((last_1_var_1_14 <= last_1_var_1_15) ? ((((last_1_var_1_26 % var_1_6) * (last_1_var_1_17 / 1000000000u)) >= ((((10u) < (var_1_13)) ? (10u) : (var_1_13)))) ? (var_1_14 == ((unsigned long int) var_1_13)) : (var_1_14 == ((unsigned long int) last_1_var_1_22))) : (var_1_14 == ((unsigned long int) last_1_var_1_26)))) && ((var_1_7 >= 4.5) ? (var_1_15 == ((signed short int) (((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17))) - ((((var_1_13) > (var_1_25)) ? (var_1_13) : (var_1_25)))))) : 1)) && (var_1_17 == ((unsigned char) var_1_13))) && (((var_1_9 + var_1_25) >= var_1_13) ? (var_1_18 == ((double) ((((var_1_7) > (((((var_1_8) > (var_1_19)) ? (var_1_8) : (var_1_19))))) ? (var_1_7) : (((((var_1_8) > (var_1_19)) ? (var_1_8) : (var_1_19)))))))) : 1)) && ((var_1_13 == (var_1_6 * (var_1_12 - 64))) ? (var_1_20 == ((unsigned long int) var_1_17)) : ((! (var_1_7 <= (var_1_1 * var_1_8))) ? ((var_1_28 < var_1_22) ? (var_1_20 == ((unsigned long int) var_1_9)) : (var_1_20 == ((unsigned long int) var_1_9))) : 1))) && ((! var_1_2) ? (var_1_22 == ((unsigned long int) (var_1_23 - var_1_25))) : (var_1_22 == ((unsigned long int) (var_1_17 + (var_1_24 - var_1_9)))))) && ((8 > (last_1_var_1_17 & ((((last_1_var_1_25) < 0 ) ? -(last_1_var_1_25) : (last_1_var_1_25))))) ? ((var_1_8 >= last_1_var_1_18) ? ((((last_1_var_1_28 | last_1_var_1_25) + last_1_var_1_11) < ((3423867512u - var_1_13) - var_1_24)) ? (var_1_25 == ((unsigned char) var_1_13)) : 1) : 1) : (var_1_25 == ((unsigned char) var_1_13)))) && (var_1_2 ? ((var_1_23 >= var_1_25) ? (((var_1_25 - 10) <= var_1_14) ? (var_1_27 ? (var_1_26 == ((signed long int) (((((((((var_1_25) < (var_1_22)) ? (var_1_25) : (var_1_22)))) < (var_1_17)) ? (((((var_1_25) < (var_1_22)) ? (var_1_25) : (var_1_22)))) : (var_1_17))) + var_1_17))) : 1) : (var_1_26 == ((signed long int) ((((var_1_12) < (var_1_17)) ? (var_1_12) : (var_1_17)))))) : (var_1_26 == ((signed long int) ((-32 + var_1_22) + var_1_14)))) : 1)) && (var_1_28 == ((unsigned short int) (var_1_29 - (var_1_13 + ((((var_1_15) < 0 ) ? -(var_1_15) : (var_1_15))))))) ; [L199] RET, EXPR property() [L199] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=0, var_1_15=-16, var_1_17=0, var_1_18=2, var_1_19=4, var_1_1=2, var_1_20=0, var_1_22=2147483645, var_1_23=2147483647, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=65518, var_1_29=65534, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=3, var_1_9=2] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_11=10000, last_1_var_1_14=4, last_1_var_1_15=-16, last_1_var_1_17=5, last_1_var_1_18=259/4, last_1_var_1_1=19/4, last_1_var_1_20=32, last_1_var_1_22=32, last_1_var_1_25=2, last_1_var_1_26=4, last_1_var_1_28=32, last_1_var_1_9=10, var_1_11=10000, var_1_12=64, var_1_13=0, var_1_14=0, var_1_15=-16, var_1_17=0, var_1_18=2, var_1_19=4, var_1_1=2, var_1_20=0, var_1_22=2147483645, var_1_23=2147483647, var_1_24=1073741823, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=65518, var_1_29=65534, var_1_2=0, var_1_6=10000, var_1_7=2, var_1_8=3, var_1_9=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 105 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 12.4s, OverallIterations: 10, TraceHistogramMax: 20, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 2.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1746 SdHoareTripleChecker+Valid, 1.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1744 mSDsluCounter, 4203 SdHoareTripleChecker+Invalid, 1.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2853 mSDsCounter, 350 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 795 IncrementalHoareTripleChecker+Invalid, 1145 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 350 mSolverCounterUnsat, 1350 mSDtfsCounter, 795 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1512 GetRequests, 1468 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=773occurred in iteration=7, InterpolantAutomatonStates: 48, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 9 MinimizatonAttempts, 323 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 4.2s InterpolantComputationTime, 1659 NumberOfCodeBlocks, 1659 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 1495 ConstructedInterpolants, 0 QuantifiedInterpolants, 6619 SizeOfPredicates, 25 NumberOfNonLiveVariables, 3770 ConjunctsInSsa, 82 ConjunctsInUnsatCore, 10 InterpolantComputations, 8 PerfectInterpolantSequences, 7510/7600 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-06 22:08:26,488 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-11.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8b670c0ce186fd09c40b80582419dd7d06ef4a420fd0c29de5d521d6799e6a1a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:08:29,282 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:08:29,416 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-06 22:08:29,424 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:08:29,425 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:08:29,454 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:08:29,454 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:08:29,455 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:08:29,456 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:08:29,456 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:08:29,457 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:08:29,458 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:08:29,459 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:08:29,459 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:08:29,460 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:08:29,460 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:08:29,461 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:08:29,462 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:08:29,462 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:08:29,463 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:08:29,463 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:08:29,464 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-06 22:08:29,465 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-06 22:08:29,465 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-06 22:08:29,466 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:08:29,466 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:08:29,467 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:08:29,467 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:08:29,468 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:08:29,469 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:08:29,469 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:08:29,470 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:08:29,470 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:08:29,471 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:08:29,471 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-06 22:08:29,472 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-06 22:08:29,472 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:08:29,472 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:08:29,473 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:08:29,473 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:08:29,473 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-06 22:08:29,474 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:08:29,474 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_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8b670c0ce186fd09c40b80582419dd7d06ef4a420fd0c29de5d521d6799e6a1a [2023-11-06 22:08:29,861 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:08:29,891 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:08:29,894 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:08:29,896 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:08:29,896 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:08:29,898 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-11.i [2023-11-06 22:08:33,052 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:08:33,381 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:08:33,381 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-11.i [2023-11-06 22:08:33,395 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/data/c100f6f02/f6cd33d70d7b4d08846ec9a24b9626f1/FLAGc3956f1f0 [2023-11-06 22:08:33,415 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/data/c100f6f02/f6cd33d70d7b4d08846ec9a24b9626f1 [2023-11-06 22:08:33,421 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:08:33,422 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:08:33,426 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:08:33,426 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:08:33,431 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:08:33,432 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:08:33" (1/1) ... [2023-11-06 22:08:33,433 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e07e904 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:08:33, skipping insertion in model container [2023-11-06 22:08:33,434 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:08:33" (1/1) ... [2023-11-06 22:08:33,489 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:08:33,674 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_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-11.i[916,929] [2023-11-06 22:08:33,773 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:08:33,798 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:08:33,819 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_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-11.i[916,929] [2023-11-06 22:08:33,873 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:08:33,894 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:08:33,894 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:08:33 WrapperNode [2023-11-06 22:08:33,895 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:08:33,896 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:08:33,896 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:08:33,896 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:08:33,904 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:08:33" (1/1) ... [2023-11-06 22:08:33,922 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:08:33" (1/1) ... [2023-11-06 22:08:33,971 INFO L138 Inliner]: procedures = 27, calls = 33, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 184 [2023-11-06 22:08:33,975 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:08:33,976 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:08:33,978 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:08:33,979 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:08:33,990 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:08:33" (1/1) ... [2023-11-06 22:08:33,990 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:08:33" (1/1) ... [2023-11-06 22:08:34,001 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:08:33" (1/1) ... [2023-11-06 22:08:34,002 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:08:33" (1/1) ... [2023-11-06 22:08:34,019 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:08:33" (1/1) ... [2023-11-06 22:08:34,026 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:08:33" (1/1) ... [2023-11-06 22:08:34,030 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:08:33" (1/1) ... [2023-11-06 22:08:34,033 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:08:33" (1/1) ... [2023-11-06 22:08:34,052 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:08:34,054 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:08:34,060 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:08:34,061 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:08:34,062 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:08:33" (1/1) ... [2023-11-06 22:08:34,069 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:08:34,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:08:34,098 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:08:34,129 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:08:34,145 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:08:34,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-06 22:08:34,146 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 22:08:34,146 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 22:08:34,147 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:08:34,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:08:34,293 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:08:34,295 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:08:41,112 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:08:41,120 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:08:41,120 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 22:08:41,122 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:08:41 BoogieIcfgContainer [2023-11-06 22:08:41,122 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:08:41,125 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:08:41,125 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:08:41,128 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:08:41,128 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:08:33" (1/3) ... [2023-11-06 22:08:41,129 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35d44562 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:08:41, skipping insertion in model container [2023-11-06 22:08:41,130 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:08:33" (2/3) ... [2023-11-06 22:08:41,130 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35d44562 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:08:41, skipping insertion in model container [2023-11-06 22:08:41,130 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:08:41" (3/3) ... [2023-11-06 22:08:41,132 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-11.i [2023-11-06 22:08:41,151 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:08:41,152 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 22:08:41,205 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:08:41,225 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@c464a2a, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:08:41,226 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 22:08:41,231 INFO L276 IsEmpty]: Start isEmpty. Operand has 75 states, 52 states have (on average 1.4807692307692308) internal successors, (77), 53 states have internal predecessors, (77), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2023-11-06 22:08:41,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2023-11-06 22:08:41,248 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:08:41,249 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:08:41,250 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:08:41,255 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:08:41,256 INFO L85 PathProgramCache]: Analyzing trace with hash -1600914285, now seen corresponding path program 1 times [2023-11-06 22:08:41,275 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:08:41,276 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2030726812] [2023-11-06 22:08:41,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:08:41,277 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:08:41,277 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:08:41,284 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-06 22:08:41,290 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-06 22:08:41,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:08:41,877 INFO L262 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-06 22:08:41,889 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:08:41,940 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 350 proven. 0 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2023-11-06 22:08:41,941 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:08:41,941 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 22:08:41,942 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2030726812] [2023-11-06 22:08:41,942 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2030726812] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:08:41,942 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:08:41,943 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:08:41,944 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1861345350] [2023-11-06 22:08:41,945 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:08:41,950 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 22:08:41,950 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 22:08:41,977 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 22:08:41,977 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:08:41,979 INFO L87 Difference]: Start difference. First operand has 75 states, 52 states have (on average 1.4807692307692308) internal successors, (77), 53 states have internal predecessors, (77), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) Second operand has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2023-11-06 22:08:42,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:08:42,013 INFO L93 Difference]: Finished difference Result 143 states and 248 transitions. [2023-11-06 22:08:42,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 22:08:42,016 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 136 [2023-11-06 22:08:42,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:08:42,025 INFO L225 Difference]: With dead ends: 143 [2023-11-06 22:08:42,025 INFO L226 Difference]: Without dead ends: 71 [2023-11-06 22:08:42,031 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:08:42,040 INFO L413 NwaCegarLoop]: 110 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, 110 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:08:42,041 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 110 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:08:42,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2023-11-06 22:08:42,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2023-11-06 22:08:42,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 49 states have (on average 1.4285714285714286) internal successors, (70), 49 states have internal predecessors, (70), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2023-11-06 22:08:42,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 110 transitions. [2023-11-06 22:08:42,095 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 110 transitions. Word has length 136 [2023-11-06 22:08:42,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:08:42,096 INFO L495 AbstractCegarLoop]: Abstraction has 71 states and 110 transitions. [2023-11-06 22:08:42,097 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2023-11-06 22:08:42,097 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 110 transitions. [2023-11-06 22:08:42,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2023-11-06 22:08:42,101 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:08:42,101 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:08:42,131 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-06 22:08:42,322 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:08:42,322 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:08:42,323 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:08:42,323 INFO L85 PathProgramCache]: Analyzing trace with hash 97337611, now seen corresponding path program 1 times [2023-11-06 22:08:42,324 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:08:42,325 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1076005030] [2023-11-06 22:08:42,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:08:42,325 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:08:42,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:08:42,349 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-06 22:08:42,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-06 22:08:42,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:08:42,912 INFO L262 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-06 22:08:42,921 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:08:44,821 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2023-11-06 22:08:44,822 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:08:44,822 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 22:08:44,822 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1076005030] [2023-11-06 22:08:44,823 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1076005030] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:08:44,823 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:08:44,823 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:08:44,824 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [318488088] [2023-11-06 22:08:44,824 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:08:44,826 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:08:44,826 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 22:08:44,827 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:08:44,827 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:08:44,828 INFO L87 Difference]: Start difference. First operand 71 states and 110 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2023-11-06 22:08:46,334 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:08:49,025 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:08:49,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:08:49,026 INFO L93 Difference]: Finished difference Result 208 states and 325 transitions. [2023-11-06 22:08:49,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 22:08:49,066 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 136 [2023-11-06 22:08:49,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:08:49,070 INFO L225 Difference]: With dead ends: 208 [2023-11-06 22:08:49,071 INFO L226 Difference]: Without dead ends: 140 [2023-11-06 22:08:49,072 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:08:49,073 INFO L413 NwaCegarLoop]: 102 mSDtfsCounter, 69 mSDsluCounter, 190 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 42 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 69 SdHoareTripleChecker+Valid, 292 SdHoareTripleChecker+Invalid, 74 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:08:49,074 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [69 Valid, 292 Invalid, 74 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [42 Valid, 31 Invalid, 1 Unknown, 0 Unchecked, 4.1s Time] [2023-11-06 22:08:49,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2023-11-06 22:08:49,111 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 113. [2023-11-06 22:08:49,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 113 states, 70 states have (on average 1.3428571428571427) internal successors, (94), 70 states have internal predecessors, (94), 40 states have call successors, (40), 2 states have call predecessors, (40), 2 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2023-11-06 22:08:49,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 174 transitions. [2023-11-06 22:08:49,116 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 174 transitions. Word has length 136 [2023-11-06 22:08:49,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:08:49,117 INFO L495 AbstractCegarLoop]: Abstraction has 113 states and 174 transitions. [2023-11-06 22:08:49,117 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2023-11-06 22:08:49,118 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 174 transitions. [2023-11-06 22:08:49,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2023-11-06 22:08:49,120 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:08:49,121 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:08:49,142 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-06 22:08:49,342 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:08:49,342 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:08:49,343 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:08:49,343 INFO L85 PathProgramCache]: Analyzing trace with hash 1118152020, now seen corresponding path program 1 times [2023-11-06 22:08:49,344 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:08:49,344 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1842093488] [2023-11-06 22:08:49,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:08:49,345 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:08:49,345 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:08:49,346 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-06 22:08:49,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-06 22:08:49,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:08:49,906 INFO L262 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-06 22:08:49,916 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:08:51,592 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2023-11-06 22:08:51,592 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:08:51,593 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 22:08:51,593 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1842093488] [2023-11-06 22:08:51,593 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1842093488] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:08:51,593 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:08:51,593 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:08:51,594 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1476596706] [2023-11-06 22:08:51,594 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:08:51,595 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:08:51,595 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 22:08:51,596 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:08:51,596 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:08:51,597 INFO L87 Difference]: Start difference. First operand 113 states and 174 transitions. Second operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2023-11-06 22:08:52,808 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:08:55,245 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:08:57,248 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:08:59,253 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:09:00,415 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:09:01,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:09:01,127 INFO L93 Difference]: Finished difference Result 264 states and 409 transitions. [2023-11-06 22:09:01,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 22:09:01,128 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 137 [2023-11-06 22:09:01,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:09:01,132 INFO L225 Difference]: With dead ends: 264 [2023-11-06 22:09:01,132 INFO L226 Difference]: Without dead ends: 196 [2023-11-06 22:09:01,133 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:09:01,135 INFO L413 NwaCegarLoop]: 126 mSDtfsCounter, 107 mSDsluCounter, 199 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 41 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 107 SdHoareTripleChecker+Valid, 325 SdHoareTripleChecker+Invalid, 69 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.4s IncrementalHoareTripleChecker+Time [2023-11-06 22:09:01,135 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [107 Valid, 325 Invalid, 69 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 25 Invalid, 3 Unknown, 0 Unchecked, 9.4s Time] [2023-11-06 22:09:01,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 196 states. [2023-11-06 22:09:01,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 196 to 177. [2023-11-06 22:09:01,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 177 states, 113 states have (on average 1.3628318584070795) internal successors, (154), 113 states have internal predecessors, (154), 60 states have call successors, (60), 3 states have call predecessors, (60), 3 states have return successors, (60), 60 states have call predecessors, (60), 60 states have call successors, (60) [2023-11-06 22:09:01,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 274 transitions. [2023-11-06 22:09:01,193 INFO L78 Accepts]: Start accepts. Automaton has 177 states and 274 transitions. Word has length 137 [2023-11-06 22:09:01,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:09:01,194 INFO L495 AbstractCegarLoop]: Abstraction has 177 states and 274 transitions. [2023-11-06 22:09:01,194 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2023-11-06 22:09:01,194 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 274 transitions. [2023-11-06 22:09:01,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2023-11-06 22:09:01,197 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:09:01,197 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:09:01,220 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-06 22:09:01,398 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:09:01,398 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:09:01,399 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:09:01,399 INFO L85 PathProgramCache]: Analyzing trace with hash -326916524, now seen corresponding path program 1 times [2023-11-06 22:09:01,399 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:09:01,400 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [614786898] [2023-11-06 22:09:01,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:09:01,400 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:09:01,400 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:09:01,404 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-06 22:09:01,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-06 22:09:01,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:09:01,867 INFO L262 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-06 22:09:01,880 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:09:02,597 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2023-11-06 22:09:02,597 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:09:02,598 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 22:09:02,598 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [614786898] [2023-11-06 22:09:02,598 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [614786898] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:09:02,598 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:09:02,598 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 22:09:02,599 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [918535433] [2023-11-06 22:09:02,599 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:09:02,600 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 22:09:02,600 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 22:09:02,601 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 22:09:02,601 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:09:02,601 INFO L87 Difference]: Start difference. First operand 177 states and 274 transitions. Second operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2023-11-06 22:09:05,619 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:09:07,625 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:09:10,908 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:09:12,912 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:09:12,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:09:12,914 INFO L93 Difference]: Finished difference Result 348 states and 542 transitions. [2023-11-06 22:09:12,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 22:09:12,969 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 137 [2023-11-06 22:09:12,970 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:09:12,973 INFO L225 Difference]: With dead ends: 348 [2023-11-06 22:09:12,973 INFO L226 Difference]: Without dead ends: 216 [2023-11-06 22:09:12,975 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2023-11-06 22:09:12,976 INFO L413 NwaCegarLoop]: 105 mSDtfsCounter, 106 mSDsluCounter, 226 mSDsCounter, 0 mSdLazyCounter, 62 mSolverCounterSat, 41 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 106 SdHoareTripleChecker+Valid, 331 SdHoareTripleChecker+Invalid, 107 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 62 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.2s IncrementalHoareTripleChecker+Time [2023-11-06 22:09:12,987 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [106 Valid, 331 Invalid, 107 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 62 Invalid, 4 Unknown, 0 Unchecked, 10.2s Time] [2023-11-06 22:09:12,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 216 states. [2023-11-06 22:09:13,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 216 to 179. [2023-11-06 22:09:13,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 179 states, 115 states have (on average 1.3565217391304347) internal successors, (156), 115 states have internal predecessors, (156), 60 states have call successors, (60), 3 states have call predecessors, (60), 3 states have return successors, (60), 60 states have call predecessors, (60), 60 states have call successors, (60) [2023-11-06 22:09:13,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 276 transitions. [2023-11-06 22:09:13,037 INFO L78 Accepts]: Start accepts. Automaton has 179 states and 276 transitions. Word has length 137 [2023-11-06 22:09:13,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:09:13,037 INFO L495 AbstractCegarLoop]: Abstraction has 179 states and 276 transitions. [2023-11-06 22:09:13,038 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2023-11-06 22:09:13,038 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 276 transitions. [2023-11-06 22:09:13,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2023-11-06 22:09:13,046 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:09:13,046 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:09:13,066 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2023-11-06 22:09:13,264 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:09:13,264 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:09:13,265 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:09:13,265 INFO L85 PathProgramCache]: Analyzing trace with hash 1469543727, now seen corresponding path program 1 times [2023-11-06 22:09:13,266 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:09:13,266 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [151581342] [2023-11-06 22:09:13,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:09:13,266 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:09:13,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:09:13,267 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-06 22:09:13,270 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-11-06 22:09:13,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:09:13,778 INFO L262 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-06 22:09:13,783 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:09:15,686 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 397 proven. 30 refuted. 0 times theorem prover too weak. 333 trivial. 0 not checked. [2023-11-06 22:09:15,686 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:09:16,475 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 22:09:16,475 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [151581342] [2023-11-06 22:09:16,475 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [151581342] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:09:16,476 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1381985483] [2023-11-06 22:09:16,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:09:16,476 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-06 22:09:16,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/cvc4 [2023-11-06 22:09:16,478 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-06 22:09:16,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-11-06 22:09:17,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:09:17,630 INFO L262 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-06 22:09:17,635 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:09:20,542 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2023-11-06 22:09:20,542 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:09:20,543 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1381985483] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:09:20,543 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 22:09:20,543 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [7] total 12 [2023-11-06 22:09:20,543 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [301216505] [2023-11-06 22:09:20,544 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:09:20,544 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-06 22:09:20,544 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 22:09:20,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-06 22:09:20,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=166, Unknown=0, NotChecked=0, Total=210 [2023-11-06 22:09:20,546 INFO L87 Difference]: Start difference. First operand 179 states and 276 transitions. Second operand has 7 states, 7 states have (on average 5.857142857142857) internal successors, (41), 6 states have internal predecessors, (41), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2023-11-06 22:09:25,654 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-06 22:09:27,657 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-06 22:09:29,567 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.83s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:09:32,238 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:09:37,499 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.89s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-06 22:09:40,020 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-06 22:09:41,545 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result VALID. Formula has sorts [Bool, FloatingPoint, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-06 22:09:42,579 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:09:42,579 INFO L93 Difference]: Finished difference Result 626 states and 967 transitions. [2023-11-06 22:09:42,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 22:09:42,589 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.857142857142857) internal successors, (41), 6 states have internal predecessors, (41), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 138 [2023-11-06 22:09:42,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:09:42,595 INFO L225 Difference]: With dead ends: 626 [2023-11-06 22:09:42,595 INFO L226 Difference]: Without dead ends: 494 [2023-11-06 22:09:42,596 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 300 GetRequests, 285 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=58, Invalid=214, Unknown=0, NotChecked=0, Total=272 [2023-11-06 22:09:42,597 INFO L413 NwaCegarLoop]: 114 mSDtfsCounter, 260 mSDsluCounter, 359 mSDsCounter, 0 mSdLazyCounter, 341 mSolverCounterSat, 40 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 260 SdHoareTripleChecker+Valid, 473 SdHoareTripleChecker+Invalid, 385 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 341 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.4s IncrementalHoareTripleChecker+Time [2023-11-06 22:09:42,597 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [260 Valid, 473 Invalid, 385 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [40 Valid, 341 Invalid, 4 Unknown, 0 Unchecked, 21.4s Time] [2023-11-06 22:09:42,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 494 states. [2023-11-06 22:09:42,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 494 to 415. [2023-11-06 22:09:42,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 415 states, 289 states have (on average 1.4186851211072664) internal successors, (410), 291 states have internal predecessors, (410), 118 states have call successors, (118), 7 states have call predecessors, (118), 7 states have return successors, (118), 116 states have call predecessors, (118), 118 states have call successors, (118) [2023-11-06 22:09:42,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 415 states and 646 transitions. [2023-11-06 22:09:42,726 INFO L78 Accepts]: Start accepts. Automaton has 415 states and 646 transitions. Word has length 138 [2023-11-06 22:09:42,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:09:42,728 INFO L495 AbstractCegarLoop]: Abstraction has 415 states and 646 transitions. [2023-11-06 22:09:42,728 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.857142857142857) internal successors, (41), 6 states have internal predecessors, (41), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2023-11-06 22:09:42,729 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 646 transitions. [2023-11-06 22:09:42,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2023-11-06 22:09:42,732 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:09:42,732 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:09:42,748 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2023-11-06 22:09:42,955 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2023-11-06 22:09:43,142 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/cvc4 --incremental --print-success --lang smt,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:09:43,142 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:09:43,143 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:09:43,143 INFO L85 PathProgramCache]: Analyzing trace with hash 1211378289, now seen corresponding path program 1 times [2023-11-06 22:09:43,143 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:09:43,144 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [805648067] [2023-11-06 22:09:43,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:09:43,144 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:09:43,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:09:43,145 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-06 22:09:43,146 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2023-11-06 22:09:43,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:09:43,646 INFO L262 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-06 22:09:43,649 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:09:45,547 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 397 proven. 30 refuted. 0 times theorem prover too weak. 333 trivial. 0 not checked. [2023-11-06 22:09:45,548 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:09:46,264 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 22:09:46,264 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [805648067] [2023-11-06 22:09:46,264 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [805648067] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:09:46,264 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [700977339] [2023-11-06 22:09:46,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:09:46,264 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-06 22:09:46,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/cvc4 [2023-11-06 22:09:46,265 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-06 22:09:46,267 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2023-11-06 22:09:47,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:09:47,309 INFO L262 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-06 22:09:47,313 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:09:50,259 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2023-11-06 22:09:50,259 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:09:50,259 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [700977339] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:09:50,259 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 22:09:50,259 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [7] total 11 [2023-11-06 22:09:50,259 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1804974916] [2023-11-06 22:09:50,259 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:09:50,260 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 22:09:50,260 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 22:09:50,261 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 22:09:50,261 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=131, Unknown=0, NotChecked=0, Total=182 [2023-11-06 22:09:50,261 INFO L87 Difference]: Start difference. First operand 415 states and 646 transitions. Second operand has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 5 states have internal predecessors, (41), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2023-11-06 22:09:54,264 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-06 22:09:56,440 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:09:58,442 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:09:59,590 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-06 22:10:01,934 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:10:03,937 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-06 22:10:05,278 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-06 22:10:07,483 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:10:11,536 WARN L539 Checker$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 [0] [2023-11-06 22:10:13,540 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-06 22:10:14,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:10:14,961 INFO L93 Difference]: Finished difference Result 1129 states and 1756 transitions. [2023-11-06 22:10:14,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 22:10:14,970 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 5 states have internal predecessors, (41), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 138 [2023-11-06 22:10:14,970 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:10:14,977 INFO L225 Difference]: With dead ends: 1129 [2023-11-06 22:10:14,977 INFO L226 Difference]: Without dead ends: 765 [2023-11-06 22:10:14,979 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 301 GetRequests, 285 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=84, Invalid=188, Unknown=0, NotChecked=0, Total=272 [2023-11-06 22:10:14,980 INFO L413 NwaCegarLoop]: 113 mSDtfsCounter, 281 mSDsluCounter, 315 mSDsCounter, 0 mSdLazyCounter, 280 mSolverCounterSat, 100 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 281 SdHoareTripleChecker+Valid, 428 SdHoareTripleChecker+Invalid, 387 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 100 IncrementalHoareTripleChecker+Valid, 280 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.2s IncrementalHoareTripleChecker+Time [2023-11-06 22:10:14,980 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [281 Valid, 428 Invalid, 387 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [100 Valid, 280 Invalid, 7 Unknown, 0 Unchecked, 24.2s Time] [2023-11-06 22:10:14,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 765 states. [2023-11-06 22:10:15,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 765 to 647. [2023-11-06 22:10:15,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 647 states, 459 states have (on average 1.4291938997821352) internal successors, (656), 463 states have internal predecessors, (656), 176 states have call successors, (176), 11 states have call predecessors, (176), 11 states have return successors, (176), 172 states have call predecessors, (176), 176 states have call successors, (176) [2023-11-06 22:10:15,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 647 states and 1008 transitions. [2023-11-06 22:10:15,111 INFO L78 Accepts]: Start accepts. Automaton has 647 states and 1008 transitions. Word has length 138 [2023-11-06 22:10:15,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:10:15,112 INFO L495 AbstractCegarLoop]: Abstraction has 647 states and 1008 transitions. [2023-11-06 22:10:15,112 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 5 states have internal predecessors, (41), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2023-11-06 22:10:15,112 INFO L276 IsEmpty]: Start isEmpty. Operand 647 states and 1008 transitions. [2023-11-06 22:10:15,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2023-11-06 22:10:15,114 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:10:15,114 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:10:15,141 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2023-11-06 22:10:15,344 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2023-11-06 22:10:15,536 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/cvc4 --incremental --print-success --lang smt [2023-11-06 22:10:15,537 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:10:15,537 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:10:15,537 INFO L85 PathProgramCache]: Analyzing trace with hash 200261039, now seen corresponding path program 1 times [2023-11-06 22:10:15,537 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:10:15,537 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [95545599] [2023-11-06 22:10:15,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:10:15,538 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:10:15,538 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:10:15,539 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-06 22:10:15,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d9dd7dd-f269-4045-8a7a-8dc41f14ca2a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2023-11-06 22:10:16,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:10:16,135 INFO L262 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 43 conjunts are in the unsatisfiable core [2023-11-06 22:10:16,143 INFO L285 TraceCheckSpWp]: Computing forward predicates...