./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-77.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c489ac0b-6bf3-44a9-a407-509a9f65d30d/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c489ac0b-6bf3-44a9-a407-509a9f65d30d/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c489ac0b-6bf3-44a9-a407-509a9f65d30d/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c489ac0b-6bf3-44a9-a407-509a9f65d30d/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-77.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c489ac0b-6bf3-44a9-a407-509a9f65d30d/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c489ac0b-6bf3-44a9-a407-509a9f65d30d/bin/utaipan-verify-NcY6lQBIFX --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c138543f6ba98669770851b61863f8a9f1a4345a1a373f90e9ce4b504418f405 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 01:04:00,428 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 01:04:00,555 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c489ac0b-6bf3-44a9-a407-509a9f65d30d/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-12 01:04:00,565 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 01:04:00,567 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 01:04:00,604 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 01:04:00,605 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 01:04:00,606 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 01:04:00,607 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 01:04:00,612 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 01:04:00,612 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 01:04:00,613 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 01:04:00,614 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 01:04:00,616 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 01:04:00,616 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 01:04:00,617 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 01:04:00,617 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 01:04:00,617 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 01:04:00,618 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 01:04:00,618 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 01:04:00,619 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 01:04:00,619 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 01:04:00,620 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 01:04:00,621 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 01:04:00,621 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 01:04:00,622 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 01:04:00,622 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 01:04:00,623 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 01:04:00,623 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 01:04:00,623 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 01:04:00,625 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 01:04:00,625 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 01:04:00,625 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 01:04:00,626 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 01:04:00,626 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 01:04:00,626 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 01:04:00,626 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 01:04:00,627 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 01:04:00,627 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 01:04:00,627 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 01:04:00,628 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 01:04:00,628 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 01:04:00,628 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 01:04:00,628 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 01:04:00,629 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 01:04:00,629 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_c489ac0b-6bf3-44a9-a407-509a9f65d30d/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c489ac0b-6bf3-44a9-a407-509a9f65d30d/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c138543f6ba98669770851b61863f8a9f1a4345a1a373f90e9ce4b504418f405 [2023-11-12 01:04:00,976 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 01:04:01,008 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 01:04:01,011 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 01:04:01,012 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 01:04:01,013 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 01:04:01,016 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c489ac0b-6bf3-44a9-a407-509a9f65d30d/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-77.i [2023-11-12 01:04:04,163 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 01:04:04,399 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 01:04:04,400 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c489ac0b-6bf3-44a9-a407-509a9f65d30d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-77.i [2023-11-12 01:04:04,412 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c489ac0b-6bf3-44a9-a407-509a9f65d30d/bin/utaipan-verify-NcY6lQBIFX/data/23b9b944d/9f24335b0aeb482f9b0684a78aa917bd/FLAGa94505bb6 [2023-11-12 01:04:04,428 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c489ac0b-6bf3-44a9-a407-509a9f65d30d/bin/utaipan-verify-NcY6lQBIFX/data/23b9b944d/9f24335b0aeb482f9b0684a78aa917bd [2023-11-12 01:04:04,430 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 01:04:04,432 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 01:04:04,434 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 01:04:04,434 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 01:04:04,442 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 01:04:04,448 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 01:04:04" (1/1) ... [2023-11-12 01:04:04,449 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c2c5933 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:04:04, skipping insertion in model container [2023-11-12 01:04:04,450 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 01:04:04" (1/1) ... [2023-11-12 01:04:04,487 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 01:04:04,641 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_c489ac0b-6bf3-44a9-a407-509a9f65d30d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-77.i[919,932] [2023-11-12 01:04:04,720 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 01:04:04,745 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 01:04:04,771 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_c489ac0b-6bf3-44a9-a407-509a9f65d30d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-77.i[919,932] [2023-11-12 01:04:04,862 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 01:04:04,889 INFO L206 MainTranslator]: Completed translation [2023-11-12 01:04:04,889 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:04:04 WrapperNode [2023-11-12 01:04:04,889 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 01:04:04,891 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 01:04:04,891 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 01:04:04,891 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 01:04:04,899 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:04:04" (1/1) ... [2023-11-12 01:04:04,925 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:04:04" (1/1) ... [2023-11-12 01:04:04,984 INFO L138 Inliner]: procedures = 26, calls = 48, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 253 [2023-11-12 01:04:04,985 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 01:04:04,986 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 01:04:04,986 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 01:04:04,986 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 01:04:04,996 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:04:04" (1/1) ... [2023-11-12 01:04:04,997 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:04:04" (1/1) ... [2023-11-12 01:04:05,011 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:04:04" (1/1) ... [2023-11-12 01:04:05,013 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:04:04" (1/1) ... [2023-11-12 01:04:05,034 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:04:04" (1/1) ... [2023-11-12 01:04:05,054 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:04:04" (1/1) ... [2023-11-12 01:04:05,060 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:04:04" (1/1) ... [2023-11-12 01:04:05,071 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:04:04" (1/1) ... [2023-11-12 01:04:05,078 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 01:04:05,086 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 01:04:05,087 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 01:04:05,087 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 01:04:05,088 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:04:04" (1/1) ... [2023-11-12 01:04:05,115 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 01:04:05,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c489ac0b-6bf3-44a9-a407-509a9f65d30d/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 01:04:05,141 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c489ac0b-6bf3-44a9-a407-509a9f65d30d/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 01:04:05,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c489ac0b-6bf3-44a9-a407-509a9f65d30d/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 01:04:05,190 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 01:04:05,190 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 01:04:05,190 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 01:04:05,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 01:04:05,191 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 01:04:05,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 01:04:05,316 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 01:04:05,319 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 01:04:05,880 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 01:04:06,249 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 01:04:06,249 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 01:04:06,252 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 01:04:06 BoogieIcfgContainer [2023-11-12 01:04:06,252 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 01:04:06,255 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 01:04:06,256 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 01:04:06,259 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 01:04:06,259 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 01:04:04" (1/3) ... [2023-11-12 01:04:06,260 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4401ed8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 01:04:06, skipping insertion in model container [2023-11-12 01:04:06,260 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:04:04" (2/3) ... [2023-11-12 01:04:06,263 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4401ed8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 01:04:06, skipping insertion in model container [2023-11-12 01:04:06,264 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 01:04:06" (3/3) ... [2023-11-12 01:04:06,265 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-co_file-77.i [2023-11-12 01:04:06,285 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 01:04:06,285 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 01:04:06,352 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 01:04:06,361 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=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@67d6760b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 01:04:06,361 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 01:04:06,367 INFO L276 IsEmpty]: Start isEmpty. Operand has 64 states, 26 states have (on average 1.1153846153846154) internal successors, (29), 27 states have internal predecessors, (29), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2023-11-12 01:04:06,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-11-12 01:04:06,386 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 01:04:06,388 INFO L195 NwaCegarLoop]: trace histogram [35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 01:04:06,388 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 01:04:06,396 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 01:04:06,396 INFO L85 PathProgramCache]: Analyzing trace with hash -2074612012, now seen corresponding path program 1 times [2023-11-12 01:04:06,406 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 01:04:06,407 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1549949147] [2023-11-12 01:04:06,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 01:04:06,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 01:04:06,635 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 01:04:06,636 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1663687694] [2023-11-12 01:04:06,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 01:04:06,636 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 01:04:06,637 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c489ac0b-6bf3-44a9-a407-509a9f65d30d/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 01:04:06,640 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c489ac0b-6bf3-44a9-a407-509a9f65d30d/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 01:04:06,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c489ac0b-6bf3-44a9-a407-509a9f65d30d/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-12 01:04:07,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 01:04:07,013 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 01:04:07,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 01:04:07,351 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-12 01:04:07,354 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-12 01:04:07,355 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-12 01:04:07,372 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c489ac0b-6bf3-44a9-a407-509a9f65d30d/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-12 01:04:07,566 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c489ac0b-6bf3-44a9-a407-509a9f65d30d/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-12 01:04:07,572 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-12 01:04:07,581 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-11-12 01:04:07,808 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 01:04:07 BoogieIcfgContainer [2023-11-12 01:04:07,809 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 01:04:07,809 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 01:04:07,810 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 01:04:07,810 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 01:04:07,810 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 01:04:06" (3/4) ... [2023-11-12 01:04:07,813 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 01:04:07,814 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 01:04:07,816 INFO L158 Benchmark]: Toolchain (without parser) took 3383.37ms. Allocated memory is still 153.1MB. Free memory was 107.5MB in the beginning and 107.4MB in the end (delta: 34.9kB). Peak memory consumption was 1.0MB. Max. memory is 16.1GB. [2023-11-12 01:04:07,816 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 107.0MB. Free memory was 76.2MB in the beginning and 76.2MB in the end (delta: 29.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 01:04:07,818 INFO L158 Benchmark]: CACSL2BoogieTranslator took 456.21ms. Allocated memory is still 153.1MB. Free memory was 107.0MB in the beginning and 91.1MB in the end (delta: 15.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-12 01:04:07,819 INFO L158 Benchmark]: Boogie Procedure Inliner took 94.50ms. Allocated memory is still 153.1MB. Free memory was 91.1MB in the beginning and 86.0MB in the end (delta: 5.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-12 01:04:07,824 INFO L158 Benchmark]: Boogie Preprocessor took 99.78ms. Allocated memory is still 153.1MB. Free memory was 86.0MB in the beginning and 83.4MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 01:04:07,825 INFO L158 Benchmark]: RCFGBuilder took 1165.74ms. Allocated memory is still 153.1MB. Free memory was 83.4MB in the beginning and 106.5MB in the end (delta: -23.1MB). Peak memory consumption was 32.4MB. Max. memory is 16.1GB. [2023-11-12 01:04:07,826 INFO L158 Benchmark]: TraceAbstraction took 1553.56ms. Allocated memory is still 153.1MB. Free memory was 106.5MB in the beginning and 107.4MB in the end (delta: -969.5kB). Peak memory consumption was 58.8MB. Max. memory is 16.1GB. [2023-11-12 01:04:07,827 INFO L158 Benchmark]: Witness Printer took 5.12ms. Allocated memory is still 153.1MB. Free memory is still 107.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 01:04:07,834 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 107.0MB. Free memory was 76.2MB in the beginning and 76.2MB in the end (delta: 29.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 456.21ms. Allocated memory is still 153.1MB. Free memory was 107.0MB in the beginning and 91.1MB in the end (delta: 15.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 94.50ms. Allocated memory is still 153.1MB. Free memory was 91.1MB in the beginning and 86.0MB in the end (delta: 5.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 99.78ms. Allocated memory is still 153.1MB. Free memory was 86.0MB in the beginning and 83.4MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1165.74ms. Allocated memory is still 153.1MB. Free memory was 83.4MB in the beginning and 106.5MB in the end (delta: -23.1MB). Peak memory consumption was 32.4MB. Max. memory is 16.1GB. * TraceAbstraction took 1553.56ms. Allocated memory is still 153.1MB. Free memory was 106.5MB in the beginning and 107.4MB in the end (delta: -969.5kB). Peak memory consumption was 58.8MB. Max. memory is 16.1GB. * Witness Printer took 5.12ms. Allocated memory is still 153.1MB. Free memory is still 107.4MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 64, overapproximation of shiftRight at line 111, overapproximation of bitwiseOr at line 114, overapproximation of bitwiseAnd at line 111. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 2; [L23] float var_1_2 = 255.5; [L24] float var_1_3 = 99.8; [L25] signed char var_1_4 = -25; [L26] float var_1_6 = 255.25; [L27] unsigned short int var_1_7 = 16; [L28] signed char var_1_8 = -10; [L29] signed char var_1_9 = -8; [L30] unsigned short int var_1_10 = 8; [L31] unsigned short int var_1_11 = 10000; [L32] unsigned short int var_1_12 = 5; [L33] signed short int var_1_13 = 200; [L34] unsigned char var_1_15 = 0; [L35] unsigned short int var_1_16 = 35895; [L36] unsigned short int var_1_17 = 18336; [L37] unsigned char var_1_18 = 0; [L38] signed long int var_1_19 = -50; [L39] unsigned char var_1_20 = 10; [L40] unsigned char var_1_22 = 100; [L41] unsigned char var_1_23 = 16; [L42] signed long int var_1_24 = -256; [L43] unsigned char var_1_25 = 1; [L44] float var_1_26 = 128.75; [L45] float var_1_27 = 25.02; [L46] float var_1_28 = 3.5; [L47] unsigned char var_1_30 = 25; [L48] signed char var_1_32 = 1; [L49] unsigned char var_1_33 = 200; [L50] unsigned char var_1_34 = 64; [L51] unsigned char var_1_35 = 64; [L52] unsigned char var_1_36 = 8; [L53] unsigned short int var_1_37 = 500; [L54] unsigned char var_1_38 = 32; [L55] unsigned short int var_1_39 = 25; [L56] signed char last_1_var_1_8 = -10; [L57] unsigned char last_1_var_1_15 = 0; [L58] signed long int last_1_var_1_19 = -50; [L211] isInitial = 1 [L212] FCALL initially() [L213] COND TRUE 1 [L214] CALL updateLastVariables() [L202] last_1_var_1_8 = var_1_8 [L203] last_1_var_1_15 = var_1_15 [L204] last_1_var_1_19 = var_1_19 [L214] RET updateLastVariables() [L215] CALL updateVariables() [L145] var_1_2 = __VERIFIER_nondet_float() [L146] CALL assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_26=515/4, var_1_27=1251/50, var_1_28=7/2, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=499/5, var_1_4=-25, var_1_6=1021/4, var_1_7=16, var_1_8=-10, var_1_9=-8] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_26=515/4, var_1_27=1251/50, var_1_28=7/2, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=499/5, var_1_4=-25, var_1_6=1021/4, var_1_7=16, var_1_8=-10, var_1_9=-8] [L147] var_1_3 = __VERIFIER_nondet_float() [L148] CALL assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_26=515/4, var_1_27=1251/50, var_1_28=7/2, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=2, var_1_4=-25, var_1_6=1021/4, var_1_7=16, var_1_8=-10, var_1_9=-8] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_26=515/4, var_1_27=1251/50, var_1_28=7/2, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=2, var_1_4=-25, var_1_6=1021/4, var_1_7=16, var_1_8=-10, var_1_9=-8] [L149] var_1_4 = __VERIFIER_nondet_char() [L150] CALL assume_abort_if_not(var_1_4 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_26=515/4, var_1_27=1251/50, var_1_28=7/2, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=2, var_1_4=-1, var_1_6=1021/4, var_1_7=16, var_1_8=-10, var_1_9=-8] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_4 >= -127) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_26=515/4, var_1_27=1251/50, var_1_28=7/2, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=2, var_1_4=-1, var_1_6=1021/4, var_1_7=16, var_1_8=-10, var_1_9=-8] [L151] CALL assume_abort_if_not(var_1_4 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_26=515/4, var_1_27=1251/50, var_1_28=7/2, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=2, var_1_4=-1, var_1_6=1021/4, var_1_7=16, var_1_8=-10, var_1_9=-8] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_4 <= 127) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_26=515/4, var_1_27=1251/50, var_1_28=7/2, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=2, var_1_4=-1, var_1_6=1021/4, var_1_7=16, var_1_8=-10, var_1_9=-8] [L152] var_1_6 = __VERIFIER_nondet_float() [L153] CALL assume_abort_if_not((var_1_6 >= -922337.2036854776000e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_26=515/4, var_1_27=1251/50, var_1_28=7/2, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=2, var_1_4=-1, var_1_6=3, var_1_7=16, var_1_8=-10, var_1_9=-8] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not((var_1_6 >= -922337.2036854776000e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_26=515/4, var_1_27=1251/50, var_1_28=7/2, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=2, var_1_4=-1, var_1_6=3, var_1_7=16, var_1_8=-10, var_1_9=-8] [L154] var_1_7 = __VERIFIER_nondet_ushort() [L155] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_26=515/4, var_1_27=1251/50, var_1_28=7/2, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=2, var_1_4=-1, var_1_6=3, var_1_7=0, var_1_8=-10, var_1_9=-8] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_26=515/4, var_1_27=1251/50, var_1_28=7/2, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=2, var_1_4=-1, var_1_6=3, var_1_7=0, var_1_8=-10, var_1_9=-8] [L156] CALL assume_abort_if_not(var_1_7 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_26=515/4, var_1_27=1251/50, var_1_28=7/2, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=2, var_1_4=-1, var_1_6=3, var_1_7=0, var_1_8=-10, var_1_9=-8] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_7 <= 65534) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_26=515/4, var_1_27=1251/50, var_1_28=7/2, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=2, var_1_4=-1, var_1_6=3, var_1_7=0, var_1_8=-10, var_1_9=-8] [L157] var_1_9 = __VERIFIER_nondet_char() [L158] CALL assume_abort_if_not(var_1_9 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_26=515/4, var_1_27=1251/50, var_1_28=7/2, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=2, var_1_4=-1, var_1_6=3, var_1_7=0, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_9 >= -127) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_26=515/4, var_1_27=1251/50, var_1_28=7/2, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=2, var_1_4=-1, var_1_6=3, var_1_7=0, var_1_8=-10, var_1_9=0] [L159] CALL assume_abort_if_not(var_1_9 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_26=515/4, var_1_27=1251/50, var_1_28=7/2, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=2, var_1_4=-1, var_1_6=3, var_1_7=0, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_9 <= 126) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_26=515/4, var_1_27=1251/50, var_1_28=7/2, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=2, var_1_4=-1, var_1_6=3, var_1_7=0, var_1_8=-10, var_1_9=0] [L160] var_1_11 = __VERIFIER_nondet_ushort() [L161] CALL assume_abort_if_not(var_1_11 >= 8191) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_26=515/4, var_1_27=1251/50, var_1_28=7/2, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=2, var_1_4=-1, var_1_6=3, var_1_7=0, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_11 >= 8191) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_26=515/4, var_1_27=1251/50, var_1_28=7/2, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=2, var_1_4=-1, var_1_6=3, var_1_7=0, var_1_8=-10, var_1_9=0] [L162] CALL assume_abort_if_not(var_1_11 <= 16384) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_26=515/4, var_1_27=1251/50, var_1_28=7/2, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=2, var_1_4=-1, var_1_6=3, var_1_7=0, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_11 <= 16384) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_26=515/4, var_1_27=1251/50, var_1_28=7/2, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=2, var_1_4=-1, var_1_6=3, var_1_7=0, var_1_8=-10, var_1_9=0] [L163] var_1_12 = __VERIFIER_nondet_ushort() [L164] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=1860, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_26=515/4, var_1_27=1251/50, var_1_28=7/2, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=2, var_1_4=-1, var_1_6=3, var_1_7=0, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=1860, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_26=515/4, var_1_27=1251/50, var_1_28=7/2, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=2, var_1_4=-1, var_1_6=3, var_1_7=0, var_1_8=-10, var_1_9=0] [L165] CALL assume_abort_if_not(var_1_12 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=1860, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_26=515/4, var_1_27=1251/50, var_1_28=7/2, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=2, var_1_4=-1, var_1_6=3, var_1_7=0, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_12 <= 16383) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=1860, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_26=515/4, var_1_27=1251/50, var_1_28=7/2, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=2, var_1_4=-1, var_1_6=3, var_1_7=0, var_1_8=-10, var_1_9=0] [L166] var_1_16 = __VERIFIER_nondet_ushort() [L167] CALL assume_abort_if_not(var_1_16 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=1860, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_26=515/4, var_1_27=1251/50, var_1_28=7/2, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=2, var_1_4=-1, var_1_6=3, var_1_7=0, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_16 >= 32767) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=1860, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_26=515/4, var_1_27=1251/50, var_1_28=7/2, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=2, var_1_4=-1, var_1_6=3, var_1_7=0, var_1_8=-10, var_1_9=0] [L168] CALL assume_abort_if_not(var_1_16 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=1860, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_26=515/4, var_1_27=1251/50, var_1_28=7/2, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=2, var_1_4=-1, var_1_6=3, var_1_7=0, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_16 <= 65535) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=1860, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_26=515/4, var_1_27=1251/50, var_1_28=7/2, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=2, var_1_4=-1, var_1_6=3, var_1_7=0, var_1_8=-10, var_1_9=0] [L169] var_1_17 = __VERIFIER_nondet_ushort() [L170] CALL assume_abort_if_not(var_1_17 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=1860, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=16383, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_26=515/4, var_1_27=1251/50, var_1_28=7/2, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=2, var_1_4=-1, var_1_6=3, var_1_7=0, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_17 >= 16383) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=1860, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=16383, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_26=515/4, var_1_27=1251/50, var_1_28=7/2, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=2, var_1_4=-1, var_1_6=3, var_1_7=0, var_1_8=-10, var_1_9=0] [L171] CALL assume_abort_if_not(var_1_17 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=1860, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=16383, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_26=515/4, var_1_27=1251/50, var_1_28=7/2, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=2, var_1_4=-1, var_1_6=3, var_1_7=0, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_17 <= 32767) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=1860, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=16383, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_26=515/4, var_1_27=1251/50, var_1_28=7/2, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=2, var_1_4=-1, var_1_6=3, var_1_7=0, var_1_8=-10, var_1_9=0] [L172] var_1_18 = __VERIFIER_nondet_uchar() [L173] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=1860, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=16383, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_26=515/4, var_1_27=1251/50, var_1_28=7/2, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=2, var_1_4=-1, var_1_6=3, var_1_7=0, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=1860, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=16383, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_26=515/4, var_1_27=1251/50, var_1_28=7/2, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=2, var_1_4=-1, var_1_6=3, var_1_7=0, var_1_8=-10, var_1_9=0] [L174] CALL assume_abort_if_not(var_1_18 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=1860, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=16383, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_26=515/4, var_1_27=1251/50, var_1_28=7/2, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=2, var_1_4=-1, var_1_6=3, var_1_7=0, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_18 <= 0) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=1860, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=16383, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_26=515/4, var_1_27=1251/50, var_1_28=7/2, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=2, var_1_4=-1, var_1_6=3, var_1_7=0, var_1_8=-10, var_1_9=0] [L175] var_1_22 = __VERIFIER_nondet_uchar() [L176] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=1860, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=16383, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=254, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_26=515/4, var_1_27=1251/50, var_1_28=7/2, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=2, var_1_4=-1, var_1_6=3, var_1_7=0, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=1860, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=16383, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=254, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_26=515/4, var_1_27=1251/50, var_1_28=7/2, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=2, var_1_4=-1, var_1_6=3, var_1_7=0, var_1_8=-10, var_1_9=0] [L177] CALL assume_abort_if_not(var_1_22 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=1860, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=16383, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=254, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_26=515/4, var_1_27=1251/50, var_1_28=7/2, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=2, var_1_4=-1, var_1_6=3, var_1_7=0, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_22 <= 254) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=1860, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=16383, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=254, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_26=515/4, var_1_27=1251/50, var_1_28=7/2, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=2, var_1_4=-1, var_1_6=3, var_1_7=0, var_1_8=-10, var_1_9=0] [L178] var_1_26 = __VERIFIER_nondet_float() [L179] CALL assume_abort_if_not((var_1_26 >= -922337.2036854776000e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 9223372.036854776000e+12F && var_1_26 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=1860, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=16383, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=254, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_26=4, var_1_27=1251/50, var_1_28=7/2, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=2, var_1_4=-1, var_1_6=3, var_1_7=0, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not((var_1_26 >= -922337.2036854776000e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 9223372.036854776000e+12F && var_1_26 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=1860, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=16383, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=254, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_26=4, var_1_27=1251/50, var_1_28=7/2, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=2, var_1_4=-1, var_1_6=3, var_1_7=0, var_1_8=-10, var_1_9=0] [L180] var_1_27 = __VERIFIER_nondet_float() [L181] CALL assume_abort_if_not((var_1_27 >= -922337.2036854776000e+13F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 9223372.036854776000e+12F && var_1_27 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=1860, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=16383, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=254, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_26=4, var_1_27=5, var_1_28=7/2, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=2, var_1_4=-1, var_1_6=3, var_1_7=0, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not((var_1_27 >= -922337.2036854776000e+13F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 9223372.036854776000e+12F && var_1_27 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=1860, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=16383, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=254, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_26=4, var_1_27=5, var_1_28=7/2, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=2, var_1_4=-1, var_1_6=3, var_1_7=0, var_1_8=-10, var_1_9=0] [L182] var_1_28 = __VERIFIER_nondet_float() [L183] CALL assume_abort_if_not((var_1_28 >= -922337.2036854776000e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 9223372.036854776000e+12F && var_1_28 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=1860, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=16383, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=254, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_26=4, var_1_27=5, var_1_28=6, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=2, var_1_4=-1, var_1_6=3, var_1_7=0, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not((var_1_28 >= -922337.2036854776000e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 9223372.036854776000e+12F && var_1_28 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=1860, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=16383, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=254, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_26=4, var_1_27=5, var_1_28=6, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=2, var_1_4=-1, var_1_6=3, var_1_7=0, var_1_8=-10, var_1_9=0] [L184] var_1_32 = __VERIFIER_nondet_char() [L185] CALL assume_abort_if_not(var_1_32 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=1860, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=16383, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=254, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_26=4, var_1_27=5, var_1_28=6, var_1_30=25, var_1_32=-1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=2, var_1_4=-1, var_1_6=3, var_1_7=0, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_32 >= -128) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=1860, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=16383, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=254, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_26=4, var_1_27=5, var_1_28=6, var_1_30=25, var_1_32=-1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=2, var_1_4=-1, var_1_6=3, var_1_7=0, var_1_8=-10, var_1_9=0] [L186] CALL assume_abort_if_not(var_1_32 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=1860, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=16383, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=254, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_26=4, var_1_27=5, var_1_28=6, var_1_30=25, var_1_32=-1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=2, var_1_4=-1, var_1_6=3, var_1_7=0, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not(var_1_32 <= 127) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=1860, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=16383, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=254, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_26=4, var_1_27=5, var_1_28=6, var_1_30=25, var_1_32=-1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=2, var_1_4=-1, var_1_6=3, var_1_7=0, var_1_8=-10, var_1_9=0] [L187] CALL assume_abort_if_not(var_1_32 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=1860, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=16383, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=254, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_26=4, var_1_27=5, var_1_28=6, var_1_30=25, var_1_32=-1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=2, var_1_4=-1, var_1_6=3, var_1_7=0, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not(var_1_32 != 0) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=1860, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=16383, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=254, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_26=4, var_1_27=5, var_1_28=6, var_1_30=25, var_1_32=-1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=2, var_1_4=-1, var_1_6=3, var_1_7=0, var_1_8=-10, var_1_9=0] [L188] var_1_33 = __VERIFIER_nondet_uchar() [L189] CALL assume_abort_if_not(var_1_33 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=1860, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=16383, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=254, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_26=4, var_1_27=5, var_1_28=6, var_1_30=25, var_1_32=-1, var_1_33=127, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=2, var_1_4=-1, var_1_6=3, var_1_7=0, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not(var_1_33 >= 127) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=1860, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=16383, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=254, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_26=4, var_1_27=5, var_1_28=6, var_1_30=25, var_1_32=-1, var_1_33=127, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=2, var_1_4=-1, var_1_6=3, var_1_7=0, var_1_8=-10, var_1_9=0] [L190] CALL assume_abort_if_not(var_1_33 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=1860, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=16383, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=254, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_26=4, var_1_27=5, var_1_28=6, var_1_30=25, var_1_32=-1, var_1_33=127, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=2, var_1_4=-1, var_1_6=3, var_1_7=0, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) [L190] RET assume_abort_if_not(var_1_33 <= 254) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=1860, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=16383, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=254, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_26=4, var_1_27=5, var_1_28=6, var_1_30=25, var_1_32=-1, var_1_33=127, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=2, var_1_4=-1, var_1_6=3, var_1_7=0, var_1_8=-10, var_1_9=0] [L191] var_1_34 = __VERIFIER_nondet_uchar() [L192] CALL assume_abort_if_not(var_1_34 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=1860, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=16383, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=254, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_26=4, var_1_27=5, var_1_28=6, var_1_30=25, var_1_32=-1, var_1_33=127, var_1_34=63, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=2, var_1_4=-1, var_1_6=3, var_1_7=0, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_34 >= 0) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=1860, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=16383, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=254, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_26=4, var_1_27=5, var_1_28=6, var_1_30=25, var_1_32=-1, var_1_33=127, var_1_34=63, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=2, var_1_4=-1, var_1_6=3, var_1_7=0, var_1_8=-10, var_1_9=0] [L193] CALL assume_abort_if_not(var_1_34 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=1860, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=16383, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=254, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_26=4, var_1_27=5, var_1_28=6, var_1_30=25, var_1_32=-1, var_1_33=127, var_1_34=63, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=2, var_1_4=-1, var_1_6=3, var_1_7=0, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) [L193] RET assume_abort_if_not(var_1_34 <= 127) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=1860, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=16383, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=254, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_26=4, var_1_27=5, var_1_28=6, var_1_30=25, var_1_32=-1, var_1_33=127, var_1_34=63, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=2, var_1_4=-1, var_1_6=3, var_1_7=0, var_1_8=-10, var_1_9=0] [L194] var_1_35 = __VERIFIER_nondet_uchar() [L195] CALL assume_abort_if_not(var_1_35 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=1860, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=16383, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=254, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_26=4, var_1_27=5, var_1_28=6, var_1_30=25, var_1_32=-1, var_1_33=127, var_1_34=63, var_1_35=63, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=2, var_1_4=-1, var_1_6=3, var_1_7=0, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) [L195] RET assume_abort_if_not(var_1_35 >= 63) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=1860, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=16383, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=254, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_26=4, var_1_27=5, var_1_28=6, var_1_30=25, var_1_32=-1, var_1_33=127, var_1_34=63, var_1_35=63, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=2, var_1_4=-1, var_1_6=3, var_1_7=0, var_1_8=-10, var_1_9=0] [L196] CALL assume_abort_if_not(var_1_35 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=1860, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=16383, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=254, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_26=4, var_1_27=5, var_1_28=6, var_1_30=25, var_1_32=-1, var_1_33=127, var_1_34=63, var_1_35=63, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=2, var_1_4=-1, var_1_6=3, var_1_7=0, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) [L196] RET assume_abort_if_not(var_1_35 <= 127) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=1860, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=16383, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=254, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_26=4, var_1_27=5, var_1_28=6, var_1_30=25, var_1_32=-1, var_1_33=127, var_1_34=63, var_1_35=63, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=2, var_1_4=-1, var_1_6=3, var_1_7=0, var_1_8=-10, var_1_9=0] [L197] var_1_36 = __VERIFIER_nondet_uchar() [L198] CALL assume_abort_if_not(var_1_36 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=1860, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=16383, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=254, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_26=4, var_1_27=5, var_1_28=6, var_1_30=25, var_1_32=-1, var_1_33=127, var_1_34=63, var_1_35=63, var_1_36=0, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=2, var_1_4=-1, var_1_6=3, var_1_7=0, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) [L198] RET assume_abort_if_not(var_1_36 >= 0) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=1860, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=16383, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=254, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_26=4, var_1_27=5, var_1_28=6, var_1_30=25, var_1_32=-1, var_1_33=127, var_1_34=63, var_1_35=63, var_1_36=0, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=2, var_1_4=-1, var_1_6=3, var_1_7=0, var_1_8=-10, var_1_9=0] [L199] CALL assume_abort_if_not(var_1_36 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=1860, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=16383, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=254, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_26=4, var_1_27=5, var_1_28=6, var_1_30=25, var_1_32=-1, var_1_33=127, var_1_34=63, var_1_35=63, var_1_36=0, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=2, var_1_4=-1, var_1_6=3, var_1_7=0, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) [L199] RET assume_abort_if_not(var_1_36 <= 63) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=1860, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=16383, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=254, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_26=4, var_1_27=5, var_1_28=6, var_1_30=25, var_1_32=-1, var_1_33=127, var_1_34=63, var_1_35=63, var_1_36=0, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=2, var_1_4=-1, var_1_6=3, var_1_7=0, var_1_8=-10, var_1_9=0] [L215] RET updateVariables() [L216] CALL step() [L62] signed long int stepLocal_0 = (((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4)); [L63] COND FALSE !(stepLocal_0 <= last_1_var_1_8) [L70] var_1_1 = var_1_7 [L72] COND FALSE !((- var_1_7) < (var_1_1 * var_1_4)) [L75] COND FALSE !((var_1_6 * var_1_2) <= var_1_3) [L82] signed long int stepLocal_1 = var_1_16 - (var_1_17 - 256); [L83] COND FALSE !(var_1_3 != var_1_6) [L90] var_1_15 = var_1_18 [L92] var_1_10 = (50 + ((var_1_11 + 10000) - var_1_12)) [L93] unsigned short int stepLocal_4 = var_1_1; [L94] signed long int stepLocal_3 = var_1_7 + (128 + var_1_1); [L95] signed long int stepLocal_2 = - var_1_10; [L96] COND FALSE !(var_1_1 < stepLocal_2) [L101] COND TRUE stepLocal_4 < (((((var_1_10) < (var_1_17)) ? (var_1_10) : (var_1_17))) / var_1_11) [L102] var_1_19 = ((((var_1_7) > (var_1_9)) ? (var_1_7) : (var_1_9))) [L107] COND TRUE var_1_8 <= -1 [L108] var_1_20 = (((((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22))) < 0 ) ? -((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22))) : ((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22))))) [L110] var_1_23 = var_1_22 [L111] EXPR var_1_22 >> var_1_8 [L111] EXPR var_1_10 & (var_1_22 >> var_1_8) [L111] COND FALSE !(var_1_1 >= (var_1_10 & (var_1_22 >> var_1_8))) [L114] EXPR var_1_10 ^ var_1_22 [L114] COND FALSE !(var_1_1 > (var_1_10 ^ var_1_22)) [L118] COND TRUE var_1_10 >= (-128 & var_1_13) [L119] COND FALSE !((((((var_1_26) > (var_1_27)) ? (var_1_26) : (var_1_27))) <= var_1_28) && var_1_15) [L125] COND FALSE !(\read(var_1_15)) [L128] COND TRUE ! var_1_15 [L129] COND TRUE (var_1_1 % var_1_32) <= var_1_1 [L130] var_1_30 = (var_1_33 - ((((var_1_34) > ((var_1_35 - var_1_36))) ? (var_1_34) : ((var_1_35 - var_1_36))))) [L134] COND TRUE ((((var_1_1) > (var_1_10)) ? (var_1_1) : (var_1_10))) > var_1_32 [L135] COND TRUE ! var_1_15 [L136] COND FALSE !(\read(var_1_15)) [L141] var_1_38 = var_1_34 [L142] var_1_39 = var_1_19 [L216] RET step() [L217] CALL, EXPR property() [L207-L208] return ((((((((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))) <= last_1_var_1_8) ? (((- var_1_3) > ((((var_1_2) > (var_1_6)) ? (var_1_2) : (var_1_6)))) ? (var_1_1 == ((unsigned short int) var_1_7)) : (var_1_1 == ((unsigned short int) var_1_7))) : (var_1_1 == ((unsigned short int) var_1_7))) && (((- var_1_7) < (var_1_1 * var_1_4)) ? (var_1_8 == ((signed char) var_1_9)) : 1)) && (var_1_10 == ((unsigned short int) (50 + ((var_1_11 + 10000) - var_1_12))))) && (((var_1_6 * var_1_2) <= var_1_3) ? (last_1_var_1_15 ? (var_1_13 == ((signed short int) (-10 + var_1_12))) : (var_1_13 == ((signed short int) var_1_4))) : 1)) && ((var_1_3 != var_1_6) ? ((var_1_13 >= (var_1_16 - (var_1_17 - 256))) ? (var_1_15 == ((unsigned char) var_1_18)) : (var_1_15 == ((unsigned char) var_1_18))) : (var_1_15 == ((unsigned char) var_1_18)))) && ((var_1_1 < (- var_1_10)) ? (((var_1_7 + (128 + var_1_1)) <= last_1_var_1_19) ? (var_1_19 == ((signed long int) var_1_4)) : 1) : ((var_1_1 < (((((var_1_10) < (var_1_17)) ? (var_1_10) : (var_1_17))) / var_1_11)) ? (var_1_19 == ((signed long int) ((((var_1_7) > (var_1_9)) ? (var_1_7) : (var_1_9))))) : (var_1_19 == ((signed long int) var_1_16)))) ; [L217] RET, EXPR property() [L217] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=16381, var_1_11=8191, var_1_12=1860, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=16383, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=254, var_1_22=254, var_1_23=254, var_1_24=-256, var_1_25=1, var_1_26=4, var_1_27=5, var_1_28=6, var_1_30=64, var_1_32=-1, var_1_33=127, var_1_34=63, var_1_35=63, var_1_36=0, var_1_37=500, var_1_38=63, var_1_39=0, var_1_3=2, var_1_4=-1, var_1_6=3, var_1_7=0, var_1_8=-10, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=16381, var_1_11=8191, var_1_12=1860, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=16383, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=254, var_1_22=254, var_1_23=254, var_1_24=-256, var_1_25=1, var_1_26=4, var_1_27=5, var_1_28=6, var_1_30=64, var_1_32=-1, var_1_33=127, var_1_34=63, var_1_35=63, var_1_36=0, var_1_37=500, var_1_38=63, var_1_39=0, var_1_3=2, var_1_4=-1, var_1_6=3, var_1_7=0, var_1_8=-10, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 64 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 1, TraceHistogramMax: 35, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=64occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 129 NumberOfCodeBlocks, 129 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-12 01:04:07,871 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c489ac0b-6bf3-44a9-a407-509a9f65d30d/bin/utaipan-verify-NcY6lQBIFX/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_c489ac0b-6bf3-44a9-a407-509a9f65d30d/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c489ac0b-6bf3-44a9-a407-509a9f65d30d/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c489ac0b-6bf3-44a9-a407-509a9f65d30d/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c489ac0b-6bf3-44a9-a407-509a9f65d30d/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-77.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c489ac0b-6bf3-44a9-a407-509a9f65d30d/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c489ac0b-6bf3-44a9-a407-509a9f65d30d/bin/utaipan-verify-NcY6lQBIFX --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c138543f6ba98669770851b61863f8a9f1a4345a1a373f90e9ce4b504418f405 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 01:04:10,782 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 01:04:10,914 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c489ac0b-6bf3-44a9-a407-509a9f65d30d/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-12 01:04:10,921 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 01:04:10,922 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 01:04:10,970 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 01:04:10,971 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 01:04:10,971 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 01:04:10,972 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 01:04:10,973 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 01:04:10,973 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 01:04:10,974 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 01:04:10,974 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 01:04:10,975 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 01:04:10,976 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 01:04:10,976 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 01:04:10,977 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 01:04:10,978 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 01:04:10,978 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 01:04:10,979 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 01:04:10,979 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 01:04:10,980 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 01:04:10,980 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 01:04:10,980 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 01:04:10,981 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 01:04:10,981 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 01:04:10,982 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 01:04:10,982 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 01:04:10,982 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 01:04:10,983 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 01:04:10,984 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 01:04:10,984 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 01:04:10,985 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 01:04:10,985 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 01:04:10,985 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 01:04:10,986 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 01:04:10,986 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 01:04:10,986 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 01:04:10,986 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 01:04:10,987 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 01:04:10,987 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 01:04:10,987 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 01:04:10,988 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_c489ac0b-6bf3-44a9-a407-509a9f65d30d/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c489ac0b-6bf3-44a9-a407-509a9f65d30d/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c138543f6ba98669770851b61863f8a9f1a4345a1a373f90e9ce4b504418f405 [2023-11-12 01:04:11,408 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 01:04:11,441 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 01:04:11,444 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 01:04:11,445 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 01:04:11,445 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 01:04:11,447 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c489ac0b-6bf3-44a9-a407-509a9f65d30d/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-77.i [2023-11-12 01:04:14,626 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 01:04:14,959 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 01:04:14,960 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c489ac0b-6bf3-44a9-a407-509a9f65d30d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-77.i [2023-11-12 01:04:14,973 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c489ac0b-6bf3-44a9-a407-509a9f65d30d/bin/utaipan-verify-NcY6lQBIFX/data/77673187b/793bfbf39ac2420db36e263c6c76a922/FLAG01795b89e [2023-11-12 01:04:14,989 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c489ac0b-6bf3-44a9-a407-509a9f65d30d/bin/utaipan-verify-NcY6lQBIFX/data/77673187b/793bfbf39ac2420db36e263c6c76a922 [2023-11-12 01:04:14,992 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 01:04:14,993 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 01:04:14,995 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 01:04:14,995 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 01:04:15,000 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 01:04:15,001 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 01:04:14" (1/1) ... [2023-11-12 01:04:15,002 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38cf88cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:04:15, skipping insertion in model container [2023-11-12 01:04:15,002 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 01:04:14" (1/1) ... [2023-11-12 01:04:15,041 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 01:04:15,220 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_c489ac0b-6bf3-44a9-a407-509a9f65d30d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-77.i[919,932] [2023-11-12 01:04:15,331 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 01:04:15,364 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 01:04:15,386 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_c489ac0b-6bf3-44a9-a407-509a9f65d30d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-77.i[919,932] [2023-11-12 01:04:15,461 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 01:04:15,492 INFO L206 MainTranslator]: Completed translation [2023-11-12 01:04:15,493 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:04:15 WrapperNode [2023-11-12 01:04:15,493 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 01:04:15,495 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 01:04:15,495 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 01:04:15,496 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 01:04:15,503 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:04:15" (1/1) ... [2023-11-12 01:04:15,535 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:04:15" (1/1) ... [2023-11-12 01:04:15,585 INFO L138 Inliner]: procedures = 27, calls = 48, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 219 [2023-11-12 01:04:15,585 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 01:04:15,586 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 01:04:15,586 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 01:04:15,586 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 01:04:15,596 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:04:15" (1/1) ... [2023-11-12 01:04:15,597 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:04:15" (1/1) ... [2023-11-12 01:04:15,602 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:04:15" (1/1) ... [2023-11-12 01:04:15,602 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:04:15" (1/1) ... [2023-11-12 01:04:15,616 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:04:15" (1/1) ... [2023-11-12 01:04:15,620 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:04:15" (1/1) ... [2023-11-12 01:04:15,624 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:04:15" (1/1) ... [2023-11-12 01:04:15,627 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:04:15" (1/1) ... [2023-11-12 01:04:15,632 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 01:04:15,633 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 01:04:15,634 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 01:04:15,634 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 01:04:15,635 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:04:15" (1/1) ... [2023-11-12 01:04:15,661 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 01:04:15,684 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c489ac0b-6bf3-44a9-a407-509a9f65d30d/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 01:04:15,699 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c489ac0b-6bf3-44a9-a407-509a9f65d30d/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 01:04:15,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c489ac0b-6bf3-44a9-a407-509a9f65d30d/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 01:04:15,773 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 01:04:15,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 01:04:15,773 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 01:04:15,774 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 01:04:15,775 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 01:04:15,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 01:04:15,912 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 01:04:15,915 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 01:04:17,990 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 01:04:17,999 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 01:04:17,999 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 01:04:18,004 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 01:04:18 BoogieIcfgContainer [2023-11-12 01:04:18,005 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 01:04:18,008 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 01:04:18,009 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 01:04:18,012 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 01:04:18,012 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 01:04:14" (1/3) ... [2023-11-12 01:04:18,013 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5bf86227 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 01:04:18, skipping insertion in model container [2023-11-12 01:04:18,013 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:04:15" (2/3) ... [2023-11-12 01:04:18,014 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5bf86227 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 01:04:18, skipping insertion in model container [2023-11-12 01:04:18,014 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 01:04:18" (3/3) ... [2023-11-12 01:04:18,015 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-co_file-77.i [2023-11-12 01:04:18,034 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 01:04:18,035 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 01:04:18,090 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 01:04:18,095 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=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@e439147, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 01:04:18,096 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 01:04:18,100 INFO L276 IsEmpty]: Start isEmpty. Operand has 99 states, 61 states have (on average 1.4262295081967213) internal successors, (87), 62 states have internal predecessors, (87), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2023-11-12 01:04:18,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2023-11-12 01:04:18,116 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 01:04:18,117 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 01:04:18,119 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 01:04:18,123 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 01:04:18,124 INFO L85 PathProgramCache]: Analyzing trace with hash 1286419763, now seen corresponding path program 1 times [2023-11-12 01:04:18,142 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 01:04:18,142 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1860837473] [2023-11-12 01:04:18,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 01:04:18,143 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 01:04:18,143 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c489ac0b-6bf3-44a9-a407-509a9f65d30d/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 01:04:18,151 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c489ac0b-6bf3-44a9-a407-509a9f65d30d/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-12 01:04:18,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c489ac0b-6bf3-44a9-a407-509a9f65d30d/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-12 01:04:18,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 01:04:18,734 INFO L262 TraceCheckSpWp]: Trace formula consists of 355 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 01:04:18,760 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 01:04:18,858 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 548 proven. 0 refuted. 0 times theorem prover too weak. 1832 trivial. 0 not checked. [2023-11-12 01:04:18,861 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 01:04:18,862 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 01:04:18,862 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1860837473] [2023-11-12 01:04:18,863 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1860837473] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 01:04:18,863 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 01:04:18,863 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 01:04:18,865 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1054520638] [2023-11-12 01:04:18,866 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 01:04:18,873 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-12 01:04:18,874 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 01:04:18,926 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-12 01:04:18,927 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 01:04:18,930 INFO L87 Difference]: Start difference. First operand has 99 states, 61 states have (on average 1.4262295081967213) internal successors, (87), 62 states have internal predecessors, (87), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) Second operand has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-11-12 01:04:18,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 01:04:18,997 INFO L93 Difference]: Finished difference Result 191 states and 343 transitions. [2023-11-12 01:04:18,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-12 01:04:18,999 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 219 [2023-11-12 01:04:18,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 01:04:19,010 INFO L225 Difference]: With dead ends: 191 [2023-11-12 01:04:19,010 INFO L226 Difference]: Without dead ends: 95 [2023-11-12 01:04:19,018 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 218 GetRequests, 218 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 01:04:19,022 INFO L413 NwaCegarLoop]: 149 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, 149 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-12 01:04:19,024 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 149 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 01:04:19,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2023-11-12 01:04:19,084 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2023-11-12 01:04:19,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 58 states have (on average 1.3620689655172413) internal successors, (79), 58 states have internal predecessors, (79), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2023-11-12 01:04:19,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 149 transitions. [2023-11-12 01:04:19,094 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 149 transitions. Word has length 219 [2023-11-12 01:04:19,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 01:04:19,094 INFO L495 AbstractCegarLoop]: Abstraction has 95 states and 149 transitions. [2023-11-12 01:04:19,095 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-11-12 01:04:19,096 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 149 transitions. [2023-11-12 01:04:19,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2023-11-12 01:04:19,109 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 01:04:19,109 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 01:04:19,136 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c489ac0b-6bf3-44a9-a407-509a9f65d30d/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-12 01:04:19,331 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c489ac0b-6bf3-44a9-a407-509a9f65d30d/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 01:04:19,332 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 01:04:19,332 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 01:04:19,332 INFO L85 PathProgramCache]: Analyzing trace with hash 1371784121, now seen corresponding path program 1 times [2023-11-12 01:04:19,333 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 01:04:19,334 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [812414776] [2023-11-12 01:04:19,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 01:04:19,334 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 01:04:19,334 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c489ac0b-6bf3-44a9-a407-509a9f65d30d/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 01:04:19,335 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c489ac0b-6bf3-44a9-a407-509a9f65d30d/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-12 01:04:19,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c489ac0b-6bf3-44a9-a407-509a9f65d30d/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-12 01:04:19,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 01:04:19,794 INFO L262 TraceCheckSpWp]: Trace formula consists of 355 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-12 01:04:19,804 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 01:04:19,893 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2023-11-12 01:04:19,893 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 01:04:19,894 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 01:04:19,894 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [812414776] [2023-11-12 01:04:19,894 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [812414776] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 01:04:19,894 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 01:04:19,895 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 01:04:19,895 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [433549232] [2023-11-12 01:04:19,895 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 01:04:19,897 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 01:04:19,897 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 01:04:19,898 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 01:04:19,898 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 01:04:19,899 INFO L87 Difference]: Start difference. First operand 95 states and 149 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-12 01:04:20,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 01:04:20,342 INFO L93 Difference]: Finished difference Result 186 states and 293 transitions. [2023-11-12 01:04:20,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 01:04:20,356 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 219 [2023-11-12 01:04:20,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 01:04:20,360 INFO L225 Difference]: With dead ends: 186 [2023-11-12 01:04:20,360 INFO L226 Difference]: Without dead ends: 94 [2023-11-12 01:04:20,362 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 218 GetRequests, 217 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 01:04:20,363 INFO L413 NwaCegarLoop]: 145 mSDtfsCounter, 26 mSDsluCounter, 117 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 262 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-12 01:04:20,364 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [26 Valid, 262 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-12 01:04:20,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2023-11-12 01:04:20,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 94. [2023-11-12 01:04:20,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 94 states, 57 states have (on average 1.3333333333333333) internal successors, (76), 57 states have internal predecessors, (76), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2023-11-12 01:04:20,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 146 transitions. [2023-11-12 01:04:20,381 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 146 transitions. Word has length 219 [2023-11-12 01:04:20,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 01:04:20,384 INFO L495 AbstractCegarLoop]: Abstraction has 94 states and 146 transitions. [2023-11-12 01:04:20,385 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-12 01:04:20,385 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 146 transitions. [2023-11-12 01:04:20,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2023-11-12 01:04:20,389 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 01:04:20,390 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 01:04:20,415 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c489ac0b-6bf3-44a9-a407-509a9f65d30d/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-12 01:04:20,595 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c489ac0b-6bf3-44a9-a407-509a9f65d30d/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 01:04:20,595 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 01:04:20,596 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 01:04:20,596 INFO L85 PathProgramCache]: Analyzing trace with hash 57221817, now seen corresponding path program 1 times [2023-11-12 01:04:20,597 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 01:04:20,597 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [452264263] [2023-11-12 01:04:20,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 01:04:20,598 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 01:04:20,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c489ac0b-6bf3-44a9-a407-509a9f65d30d/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 01:04:20,599 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c489ac0b-6bf3-44a9-a407-509a9f65d30d/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-12 01:04:20,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c489ac0b-6bf3-44a9-a407-509a9f65d30d/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-12 01:04:21,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 01:04:21,054 INFO L262 TraceCheckSpWp]: Trace formula consists of 355 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-12 01:04:21,064 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 01:04:21,516 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 1222 proven. 48 refuted. 0 times theorem prover too weak. 1110 trivial. 0 not checked. [2023-11-12 01:04:21,520 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 01:04:21,921 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 54 proven. 48 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2023-11-12 01:04:21,922 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 01:04:21,922 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [452264263] [2023-11-12 01:04:21,922 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [452264263] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 01:04:21,923 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [727211263] [2023-11-12 01:04:21,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 01:04:21,923 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-12 01:04:21,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c489ac0b-6bf3-44a9-a407-509a9f65d30d/bin/utaipan-verify-NcY6lQBIFX/cvc4 [2023-11-12 01:04:21,926 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c489ac0b-6bf3-44a9-a407-509a9f65d30d/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-12 01:04:21,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c489ac0b-6bf3-44a9-a407-509a9f65d30d/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-12 01:04:23,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 01:04:23,024 INFO L262 TraceCheckSpWp]: Trace formula consists of 355 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-12 01:04:23,033 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 01:04:23,387 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 1222 proven. 48 refuted. 0 times theorem prover too weak. 1110 trivial. 0 not checked. [2023-11-12 01:04:23,387 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 01:04:23,685 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 54 proven. 48 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2023-11-12 01:04:23,686 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [727211263] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 01:04:23,686 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [401145358] [2023-11-12 01:04:23,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 01:04:23,686 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 01:04:23,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c489ac0b-6bf3-44a9-a407-509a9f65d30d/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 01:04:23,691 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c489ac0b-6bf3-44a9-a407-509a9f65d30d/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 01:04:23,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c489ac0b-6bf3-44a9-a407-509a9f65d30d/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-12 01:04:23,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 01:04:23,976 INFO L262 TraceCheckSpWp]: Trace formula consists of 355 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-12 01:04:23,983 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 01:04:24,289 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 1222 proven. 48 refuted. 0 times theorem prover too weak. 1110 trivial. 0 not checked. [2023-11-12 01:04:24,289 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 01:04:24,581 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 54 proven. 48 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2023-11-12 01:04:24,582 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [401145358] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 01:04:24,582 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2023-11-12 01:04:24,583 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6, 6, 6, 6] total 8 [2023-11-12 01:04:24,583 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1842784974] [2023-11-12 01:04:24,583 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2023-11-12 01:04:24,586 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-12 01:04:24,587 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 01:04:24,588 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-12 01:04:24,588 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-12 01:04:24,588 INFO L87 Difference]: Start difference. First operand 94 states and 146 transitions. Second operand has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 2 states have call successors, (51), 2 states have call predecessors, (51), 4 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2023-11-12 01:04:25,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 01:04:25,718 INFO L93 Difference]: Finished difference Result 193 states and 296 transitions. [2023-11-12 01:04:25,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-12 01:04:25,720 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 2 states have call successors, (51), 2 states have call predecessors, (51), 4 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) Word has length 219 [2023-11-12 01:04:25,722 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 01:04:25,724 INFO L225 Difference]: With dead ends: 193 [2023-11-12 01:04:25,724 INFO L226 Difference]: Without dead ends: 102 [2023-11-12 01:04:25,725 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1316 GetRequests, 1300 SyntacticMatches, 3 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=77, Invalid=133, Unknown=0, NotChecked=0, Total=210 [2023-11-12 01:04:25,727 INFO L413 NwaCegarLoop]: 95 mSDtfsCounter, 126 mSDsluCounter, 116 mSDsCounter, 0 mSdLazyCounter, 207 mSolverCounterSat, 119 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 128 SdHoareTripleChecker+Valid, 211 SdHoareTripleChecker+Invalid, 326 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 119 IncrementalHoareTripleChecker+Valid, 207 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-11-12 01:04:25,727 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [128 Valid, 211 Invalid, 326 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [119 Valid, 207 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-11-12 01:04:25,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2023-11-12 01:04:25,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 98. [2023-11-12 01:04:25,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 98 states, 60 states have (on average 1.2333333333333334) internal successors, (74), 60 states have internal predecessors, (74), 35 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2023-11-12 01:04:25,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 144 transitions. [2023-11-12 01:04:25,749 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 144 transitions. Word has length 219 [2023-11-12 01:04:25,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 01:04:25,750 INFO L495 AbstractCegarLoop]: Abstraction has 98 states and 144 transitions. [2023-11-12 01:04:25,750 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 2 states have call successors, (51), 2 states have call predecessors, (51), 4 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2023-11-12 01:04:25,750 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 144 transitions. [2023-11-12 01:04:25,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2023-11-12 01:04:25,754 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 01:04:25,754 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 01:04:25,776 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c489ac0b-6bf3-44a9-a407-509a9f65d30d/bin/utaipan-verify-NcY6lQBIFX/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)] Ended with exit code 0 [2023-11-12 01:04:25,982 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c489ac0b-6bf3-44a9-a407-509a9f65d30d/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-12 01:04:26,177 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c489ac0b-6bf3-44a9-a407-509a9f65d30d/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2023-11-12 01:04:26,371 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c489ac0b-6bf3-44a9-a407-509a9f65d30d/bin/utaipan-verify-NcY6lQBIFX/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c489ac0b-6bf3-44a9-a407-509a9f65d30d/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c489ac0b-6bf3-44a9-a407-509a9f65d30d/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt [2023-11-12 01:04:26,372 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 01:04:26,372 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 01:04:26,373 INFO L85 PathProgramCache]: Analyzing trace with hash 936107774, now seen corresponding path program 1 times [2023-11-12 01:04:26,373 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 01:04:26,374 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1870130428] [2023-11-12 01:04:26,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 01:04:26,374 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 01:04:26,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c489ac0b-6bf3-44a9-a407-509a9f65d30d/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 01:04:26,376 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c489ac0b-6bf3-44a9-a407-509a9f65d30d/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-12 01:04:26,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c489ac0b-6bf3-44a9-a407-509a9f65d30d/bin/utaipan-verify-NcY6lQBIFX/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 (7)] Waiting until timeout for monitored process [2023-11-12 01:04:26,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 01:04:26,792 INFO L262 TraceCheckSpWp]: Trace formula consists of 357 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-12 01:04:26,799 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 01:04:29,790 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 1098 proven. 204 refuted. 0 times theorem prover too weak. 1078 trivial. 0 not checked. [2023-11-12 01:04:29,790 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 01:04:30,280 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 01:04:30,280 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1870130428] [2023-11-12 01:04:30,280 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1870130428] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-12 01:04:30,280 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [714527877] [2023-11-12 01:04:30,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 01:04:30,281 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-12 01:04:30,281 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c489ac0b-6bf3-44a9-a407-509a9f65d30d/bin/utaipan-verify-NcY6lQBIFX/cvc4 [2023-11-12 01:04:30,282 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c489ac0b-6bf3-44a9-a407-509a9f65d30d/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-12 01:04:30,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c489ac0b-6bf3-44a9-a407-509a9f65d30d/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-11-12 01:04:31,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 01:04:31,605 INFO L262 TraceCheckSpWp]: Trace formula consists of 357 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-12 01:04:31,614 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 01:04:37,487 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 1347 proven. 240 refuted. 0 times theorem prover too weak. 793 trivial. 0 not checked. [2023-11-12 01:04:37,487 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 01:04:40,284 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [714527877] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-12 01:04:40,285 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2113637284] [2023-11-12 01:04:40,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 01:04:40,285 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 01:04:40,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c489ac0b-6bf3-44a9-a407-509a9f65d30d/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 01:04:40,286 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c489ac0b-6bf3-44a9-a407-509a9f65d30d/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 01:04:40,290 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c489ac0b-6bf3-44a9-a407-509a9f65d30d/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-12 01:04:40,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 01:04:40,558 INFO L262 TraceCheckSpWp]: Trace formula consists of 357 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-12 01:04:40,565 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 01:04:42,771 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 1098 proven. 204 refuted. 0 times theorem prover too weak. 1078 trivial. 0 not checked. [2023-11-12 01:04:42,771 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 01:04:43,124 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2113637284] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-12 01:04:43,124 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-12 01:04:43,125 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 15, 12] total 17 [2023-11-12 01:04:43,125 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [901713985] [2023-11-12 01:04:43,125 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-12 01:04:43,126 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2023-11-12 01:04:43,126 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 01:04:43,127 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2023-11-12 01:04:43,128 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=111, Invalid=351, Unknown=0, NotChecked=0, Total=462 [2023-11-12 01:04:43,128 INFO L87 Difference]: Start difference. First operand 98 states and 144 transitions. Second operand has 18 states, 18 states have (on average 5.277777777777778) internal successors, (95), 15 states have internal predecessors, (95), 6 states have call successors, (57), 6 states have call predecessors, (57), 8 states have return successors, (58), 6 states have call predecessors, (58), 6 states have call successors, (58)