./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-24.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-24.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ --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 743595c72aff8d0f3b5fb9dea31749c854cf2066424a30dfc435f22c873187b9 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:07:07,459 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:07:07,535 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 05:07:07,542 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:07:07,543 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:07:07,572 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:07:07,573 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:07:07,573 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:07:07,574 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:07:07,575 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:07:07,576 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:07:07,577 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:07:07,577 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:07:07,578 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 05:07:07,579 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:07:07,579 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:07:07,580 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 05:07:07,580 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 05:07:07,581 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:07:07,582 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 05:07:07,582 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 05:07:07,583 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 05:07:07,584 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:07:07,585 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:07:07,586 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:07:07,586 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 05:07:07,587 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:07:07,588 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:07:07,588 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:07:07,589 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:07:07,590 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:07:07,590 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:07:07,591 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:07:07,592 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:07:07,592 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:07:07,593 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:07:07,593 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:07:07,594 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:07:07,594 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:07:07,595 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:07:07,595 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 05:07:07,598 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 05:07:07,599 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:07:07,599 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:07:07,600 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:07:07,601 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_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 743595c72aff8d0f3b5fb9dea31749c854cf2066424a30dfc435f22c873187b9 [2023-11-19 05:07:07,940 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:07:07,967 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:07:07,970 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:07:07,971 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:07:07,972 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:07:07,973 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-24.i [2023-11-19 05:07:11,299 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:07:11,645 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:07:11,649 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-24.i [2023-11-19 05:07:11,669 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/data/314302061/f704336fdded4871b55b73279d1effb0/FLAG92160c550 [2023-11-19 05:07:11,690 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/data/314302061/f704336fdded4871b55b73279d1effb0 [2023-11-19 05:07:11,697 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:07:11,700 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:07:11,704 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:07:11,705 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:07:11,711 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:07:11,715 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:07:11" (1/1) ... [2023-11-19 05:07:11,716 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61fa52f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:11, skipping insertion in model container [2023-11-19 05:07:11,717 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:07:11" (1/1) ... [2023-11-19 05:07:11,775 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:07:11,977 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_032a39dd-6c2c-4ad4-942e-4d27d221b373/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-24.i[919,932] [2023-11-19 05:07:12,073 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:07:12,094 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:07:12,118 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_032a39dd-6c2c-4ad4-942e-4d27d221b373/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-24.i[919,932] [2023-11-19 05:07:12,206 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:07:12,245 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:07:12,246 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:12 WrapperNode [2023-11-19 05:07:12,246 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:07:12,249 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:07:12,249 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:07:12,250 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:07:12,258 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:12" (1/1) ... [2023-11-19 05:07:12,301 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:12" (1/1) ... [2023-11-19 05:07:12,365 INFO L138 Inliner]: procedures = 26, calls = 49, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 293 [2023-11-19 05:07:12,366 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:07:12,367 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:07:12,368 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:07:12,368 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:07:12,379 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:12" (1/1) ... [2023-11-19 05:07:12,380 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:12" (1/1) ... [2023-11-19 05:07:12,384 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:12" (1/1) ... [2023-11-19 05:07:12,384 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:12" (1/1) ... [2023-11-19 05:07:12,397 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:12" (1/1) ... [2023-11-19 05:07:12,408 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:12" (1/1) ... [2023-11-19 05:07:12,424 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:12" (1/1) ... [2023-11-19 05:07:12,427 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:12" (1/1) ... [2023-11-19 05:07:12,432 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:07:12,433 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:07:12,433 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:07:12,433 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:07:12,434 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:12" (1/1) ... [2023-11-19 05:07:12,455 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:07:12,472 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:07:12,494 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:07:12,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:07:12,550 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:07:12,550 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:07:12,550 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:07:12,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 05:07:12,551 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:07:12,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:07:12,704 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:07:12,708 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:07:13,430 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:07:14,074 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:07:14,074 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:07:14,081 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:07:14 BoogieIcfgContainer [2023-11-19 05:07:14,082 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:07:14,085 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:07:14,086 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:07:14,089 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:07:14,089 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:07:11" (1/3) ... [2023-11-19 05:07:14,091 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@89835a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:07:14, skipping insertion in model container [2023-11-19 05:07:14,091 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:12" (2/3) ... [2023-11-19 05:07:14,093 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@89835a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:07:14, skipping insertion in model container [2023-11-19 05:07:14,094 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:07:14" (3/3) ... [2023-11-19 05:07:14,095 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-co_file-24.i [2023-11-19 05:07:14,118 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:07:14,118 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:07:14,201 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:07:14,212 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;@22b289e0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:07:14,213 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:07:14,220 INFO L276 IsEmpty]: Start isEmpty. Operand has 65 states, 26 states have (on average 1.1153846153846154) internal successors, (29), 27 states have internal predecessors, (29), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2023-11-19 05:07:14,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2023-11-19 05:07:14,242 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:07:14,244 INFO L195 NwaCegarLoop]: trace histogram [36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:07:14,245 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:07:14,254 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:07:14,255 INFO L85 PathProgramCache]: Analyzing trace with hash -1700513192, now seen corresponding path program 1 times [2023-11-19 05:07:14,266 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:07:14,267 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1081381606] [2023-11-19 05:07:14,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:07:14,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:07:14,661 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 05:07:14,662 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [286654020] [2023-11-19 05:07:14,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:07:14,663 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:07:14,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:07:14,668 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 05:07:14,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 05:07:15,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:07:15,112 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 05:07:15,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:07:15,777 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 05:07:15,780 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 05:07:15,781 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 05:07:15,801 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-19 05:07:15,995 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-19 05:07:16,000 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 05:07:16,006 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 05:07:16,193 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 05:07:16 BoogieIcfgContainer [2023-11-19 05:07:16,194 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 05:07:16,194 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 05:07:16,194 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 05:07:16,195 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 05:07:16,195 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:07:14" (3/4) ... [2023-11-19 05:07:16,198 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 05:07:16,199 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 05:07:16,201 INFO L158 Benchmark]: Toolchain (without parser) took 4500.66ms. Allocated memory was 184.5MB in the beginning and 251.7MB in the end (delta: 67.1MB). Free memory was 135.7MB in the beginning and 160.7MB in the end (delta: -25.0MB). Peak memory consumption was 41.3MB. Max. memory is 16.1GB. [2023-11-19 05:07:16,201 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 184.5MB. Free memory is still 153.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:07:16,202 INFO L158 Benchmark]: CACSL2BoogieTranslator took 542.52ms. Allocated memory is still 184.5MB. Free memory was 135.7MB in the beginning and 120.2MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 05:07:16,204 INFO L158 Benchmark]: Boogie Procedure Inliner took 117.81ms. Allocated memory is still 184.5MB. Free memory was 120.2MB in the beginning and 116.8MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 05:07:16,209 INFO L158 Benchmark]: Boogie Preprocessor took 64.76ms. Allocated memory is still 184.5MB. Free memory was 116.8MB in the beginning and 114.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 05:07:16,210 INFO L158 Benchmark]: RCFGBuilder took 1648.69ms. Allocated memory was 184.5MB in the beginning and 251.7MB in the end (delta: 67.1MB). Free memory was 114.4MB in the beginning and 133.8MB in the end (delta: -19.3MB). Peak memory consumption was 55.6MB. Max. memory is 16.1GB. [2023-11-19 05:07:16,211 INFO L158 Benchmark]: TraceAbstraction took 2108.43ms. Allocated memory is still 251.7MB. Free memory was 133.8MB in the beginning and 161.7MB in the end (delta: -28.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:07:16,211 INFO L158 Benchmark]: Witness Printer took 5.03ms. Allocated memory is still 251.7MB. Free memory was 161.7MB in the beginning and 160.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 05:07:16,220 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 184.5MB. Free memory is still 153.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 542.52ms. Allocated memory is still 184.5MB. Free memory was 135.7MB in the beginning and 120.2MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 117.81ms. Allocated memory is still 184.5MB. Free memory was 120.2MB in the beginning and 116.8MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.76ms. Allocated memory is still 184.5MB. Free memory was 116.8MB in the beginning and 114.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1648.69ms. Allocated memory was 184.5MB in the beginning and 251.7MB in the end (delta: 67.1MB). Free memory was 114.4MB in the beginning and 133.8MB in the end (delta: -19.3MB). Peak memory consumption was 55.6MB. Max. memory is 16.1GB. * TraceAbstraction took 2108.43ms. Allocated memory is still 251.7MB. Free memory was 133.8MB in the beginning and 161.7MB in the end (delta: -28.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.03ms. Allocated memory is still 251.7MB. Free memory was 161.7MB in the beginning and 160.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. 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 bitwiseOr at line 98, overapproximation of someBinaryArithmeticDOUBLEoperation at line 89, overapproximation of bitwiseAnd at line 115, overapproximation of someBinaryDOUBLEComparisonOperation at line 209. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 15.8; [L23] double var_1_4 = 10.5; [L24] double var_1_5 = 1.55; [L25] signed char var_1_8 = -10; [L26] signed char var_1_10 = -16; [L27] signed char var_1_11 = -4; [L28] signed char var_1_12 = -16; [L29] double var_1_13 = 128.55; [L30] double var_1_14 = 2.3; [L31] double var_1_15 = 4.8; [L32] unsigned long int var_1_16 = 0; [L33] signed long int var_1_17 = 5; [L34] signed long int var_1_18 = 256; [L35] unsigned long int var_1_19 = 50; [L36] unsigned long int var_1_20 = 1; [L37] signed short int var_1_21 = -50; [L38] unsigned char var_1_23 = 1; [L39] unsigned char var_1_24 = 0; [L40] unsigned char var_1_25 = 0; [L41] unsigned char var_1_28 = 0; [L42] unsigned char var_1_29 = 0; [L43] unsigned char var_1_30 = 1; [L44] unsigned long int var_1_31 = 200; [L45] unsigned long int var_1_34 = 50; [L46] unsigned char var_1_35 = 32; [L47] unsigned char var_1_36 = 10; [L48] double var_1_37 = 15.5; [L49] double var_1_38 = 99.375; [L50] signed long int var_1_39 = -10; [L51] unsigned long int var_1_42 = 10000; [L52] unsigned long int var_1_43 = 4251471014; [L53] signed short int var_1_44 = 64; [L54] unsigned char var_1_45 = 1; [L55] unsigned long int var_1_46 = 25; [L56] signed long int var_1_47 = -50; [L57] unsigned char var_1_48 = 0; [L58] double var_1_49 = 16.5; [L59] signed char last_1_var_1_8 = -10; [L60] signed short int last_1_var_1_21 = -50; [L61] unsigned char last_1_var_1_23 = 1; [L213] isInitial = 1 [L214] FCALL initially() [L215] COND TRUE 1 [L216] CALL updateLastVariables() [L204] last_1_var_1_8 = var_1_8 [L205] last_1_var_1_21 = var_1_21 [L206] last_1_var_1_23 = var_1_23 [L216] RET updateLastVariables() [L217] CALL updateVariables() [L146] var_1_4 = __VERIFIER_nondet_double() [L147] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_34=50, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_38=795/8, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=31/20, var_1_8=-10] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_34=50, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_38=795/8, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=31/20, var_1_8=-10] [L148] var_1_5 = __VERIFIER_nondet_double() [L149] CALL assume_abort_if_not((var_1_5 >= -922337.2036854765600e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_34=50, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_38=795/8, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not((var_1_5 >= -922337.2036854765600e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_34=50, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_38=795/8, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L150] var_1_10 = __VERIFIER_nondet_char() [L151] CALL assume_abort_if_not(var_1_10 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=63, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_34=50, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_38=795/8, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_10 >= -63) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=63, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_34=50, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_38=795/8, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L152] CALL assume_abort_if_not(var_1_10 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=63, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_34=50, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_38=795/8, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_10 <= 63) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=63, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_34=50, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_38=795/8, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L153] var_1_11 = __VERIFIER_nondet_char() [L154] CALL assume_abort_if_not(var_1_11 >= -31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=63, var_1_11=32, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_34=50, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_38=795/8, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_11 >= -31) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=63, var_1_11=32, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_34=50, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_38=795/8, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L155] CALL assume_abort_if_not(var_1_11 <= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=63, var_1_11=32, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_34=50, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_38=795/8, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_11 <= 32) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=63, var_1_11=32, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_34=50, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_38=795/8, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L156] var_1_12 = __VERIFIER_nondet_char() [L157] CALL assume_abort_if_not(var_1_12 >= -31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=63, var_1_11=32, var_1_12=-26, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_34=50, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_38=795/8, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_12 >= -31) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=63, var_1_11=32, var_1_12=-26, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_34=50, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_38=795/8, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L158] CALL assume_abort_if_not(var_1_12 <= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=63, var_1_11=32, var_1_12=-26, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_34=50, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_38=795/8, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_12 <= 31) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=63, var_1_11=32, var_1_12=-26, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_34=50, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_38=795/8, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L159] var_1_14 = __VERIFIER_nondet_double() [L160] CALL assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427382800e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=63, var_1_11=32, var_1_12=-26, var_1_13=2571/20, var_1_14=3, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_34=50, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_38=795/8, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427382800e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=63, var_1_11=32, var_1_12=-26, var_1_13=2571/20, var_1_14=3, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_34=50, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_38=795/8, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L161] var_1_15 = __VERIFIER_nondet_double() [L162] CALL assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=63, var_1_11=32, var_1_12=-26, var_1_13=2571/20, var_1_14=3, var_1_15=4, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_34=50, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_38=795/8, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=63, var_1_11=32, var_1_12=-26, var_1_13=2571/20, var_1_14=3, var_1_15=4, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_34=50, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_38=795/8, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L163] var_1_17 = __VERIFIER_nondet_long() [L164] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=63, var_1_11=32, var_1_12=-26, var_1_13=2571/20, var_1_14=3, var_1_15=4, var_1_16=0, var_1_17=1073741824, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_34=50, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_38=795/8, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=63, var_1_11=32, var_1_12=-26, var_1_13=2571/20, var_1_14=3, var_1_15=4, var_1_16=0, var_1_17=1073741824, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_34=50, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_38=795/8, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L165] CALL assume_abort_if_not(var_1_17 <= 1073741824) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=63, var_1_11=32, var_1_12=-26, var_1_13=2571/20, var_1_14=3, var_1_15=4, var_1_16=0, var_1_17=1073741824, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_34=50, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_38=795/8, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_17 <= 1073741824) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=63, var_1_11=32, var_1_12=-26, var_1_13=2571/20, var_1_14=3, var_1_15=4, var_1_16=0, var_1_17=1073741824, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_34=50, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_38=795/8, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L166] var_1_18 = __VERIFIER_nondet_long() [L167] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=63, var_1_11=32, var_1_12=-26, var_1_13=2571/20, var_1_14=3, var_1_15=4, var_1_16=0, var_1_17=1073741824, var_1_18=2147483640, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_34=50, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_38=795/8, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=63, var_1_11=32, var_1_12=-26, var_1_13=2571/20, var_1_14=3, var_1_15=4, var_1_16=0, var_1_17=1073741824, var_1_18=2147483640, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_34=50, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_38=795/8, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L168] CALL assume_abort_if_not(var_1_18 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=63, var_1_11=32, var_1_12=-26, var_1_13=2571/20, var_1_14=3, var_1_15=4, var_1_16=0, var_1_17=1073741824, var_1_18=2147483640, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_34=50, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_38=795/8, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_18 <= 2147483647) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=63, var_1_11=32, var_1_12=-26, var_1_13=2571/20, var_1_14=3, var_1_15=4, var_1_16=0, var_1_17=1073741824, var_1_18=2147483640, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_34=50, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_38=795/8, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L169] var_1_19 = __VERIFIER_nondet_ulong() [L170] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=63, var_1_11=32, var_1_12=-26, var_1_13=2571/20, var_1_14=3, var_1_15=4, var_1_16=0, var_1_17=1073741824, var_1_18=2147483640, var_1_19=2147483640, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_34=50, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_38=795/8, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=63, var_1_11=32, var_1_12=-26, var_1_13=2571/20, var_1_14=3, var_1_15=4, var_1_16=0, var_1_17=1073741824, var_1_18=2147483640, var_1_19=2147483640, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_34=50, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_38=795/8, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L171] CALL assume_abort_if_not(var_1_19 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=63, var_1_11=32, var_1_12=-26, var_1_13=2571/20, var_1_14=3, var_1_15=4, var_1_16=0, var_1_17=1073741824, var_1_18=2147483640, var_1_19=2147483640, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_34=50, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_38=795/8, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_19 <= 2147483647) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=63, var_1_11=32, var_1_12=-26, var_1_13=2571/20, var_1_14=3, var_1_15=4, var_1_16=0, var_1_17=1073741824, var_1_18=2147483640, var_1_19=2147483640, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_34=50, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_38=795/8, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L172] var_1_20 = __VERIFIER_nondet_ulong() [L173] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=63, var_1_11=32, var_1_12=-26, var_1_13=2571/20, var_1_14=3, var_1_15=4, var_1_16=0, var_1_17=1073741824, var_1_18=2147483640, var_1_19=2147483640, var_1_1=79/5, var_1_20=2147483647, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_34=50, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_38=795/8, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=63, var_1_11=32, var_1_12=-26, var_1_13=2571/20, var_1_14=3, var_1_15=4, var_1_16=0, var_1_17=1073741824, var_1_18=2147483640, var_1_19=2147483640, var_1_1=79/5, var_1_20=2147483647, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_34=50, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_38=795/8, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L174] CALL assume_abort_if_not(var_1_20 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=63, var_1_11=32, var_1_12=-26, var_1_13=2571/20, var_1_14=3, var_1_15=4, var_1_16=0, var_1_17=1073741824, var_1_18=2147483640, var_1_19=2147483640, var_1_1=79/5, var_1_20=2147483647, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_34=50, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_38=795/8, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_20 <= 2147483647) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=63, var_1_11=32, var_1_12=-26, var_1_13=2571/20, var_1_14=3, var_1_15=4, var_1_16=0, var_1_17=1073741824, var_1_18=2147483640, var_1_19=2147483640, var_1_1=79/5, var_1_20=2147483647, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_34=50, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_38=795/8, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L175] var_1_24 = __VERIFIER_nondet_uchar() [L176] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=63, var_1_11=32, var_1_12=-26, var_1_13=2571/20, var_1_14=3, var_1_15=4, var_1_16=0, var_1_17=1073741824, var_1_18=2147483640, var_1_19=2147483640, var_1_1=79/5, var_1_20=2147483647, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_34=50, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_38=795/8, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=63, var_1_11=32, var_1_12=-26, var_1_13=2571/20, var_1_14=3, var_1_15=4, var_1_16=0, var_1_17=1073741824, var_1_18=2147483640, var_1_19=2147483640, var_1_1=79/5, var_1_20=2147483647, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_34=50, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_38=795/8, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L177] CALL assume_abort_if_not(var_1_24 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=63, var_1_11=32, var_1_12=-26, var_1_13=2571/20, var_1_14=3, var_1_15=4, var_1_16=0, var_1_17=1073741824, var_1_18=2147483640, var_1_19=2147483640, var_1_1=79/5, var_1_20=2147483647, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_34=50, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_38=795/8, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_24 <= 0) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=63, var_1_11=32, var_1_12=-26, var_1_13=2571/20, var_1_14=3, var_1_15=4, var_1_16=0, var_1_17=1073741824, var_1_18=2147483640, var_1_19=2147483640, var_1_1=79/5, var_1_20=2147483647, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_34=50, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_38=795/8, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L178] var_1_28 = __VERIFIER_nondet_uchar() [L179] CALL assume_abort_if_not(var_1_28 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=63, var_1_11=32, var_1_12=-26, var_1_13=2571/20, var_1_14=3, var_1_15=4, var_1_16=0, var_1_17=1073741824, var_1_18=2147483640, var_1_19=2147483640, var_1_1=79/5, var_1_20=2147483647, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=200, var_1_34=50, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_38=795/8, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_28 >= 1) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=63, var_1_11=32, var_1_12=-26, var_1_13=2571/20, var_1_14=3, var_1_15=4, var_1_16=0, var_1_17=1073741824, var_1_18=2147483640, var_1_19=2147483640, var_1_1=79/5, var_1_20=2147483647, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=200, var_1_34=50, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_38=795/8, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L180] CALL assume_abort_if_not(var_1_28 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=63, var_1_11=32, var_1_12=-26, var_1_13=2571/20, var_1_14=3, var_1_15=4, var_1_16=0, var_1_17=1073741824, var_1_18=2147483640, var_1_19=2147483640, var_1_1=79/5, var_1_20=2147483647, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=200, var_1_34=50, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_38=795/8, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_28 <= 1) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=63, var_1_11=32, var_1_12=-26, var_1_13=2571/20, var_1_14=3, var_1_15=4, var_1_16=0, var_1_17=1073741824, var_1_18=2147483640, var_1_19=2147483640, var_1_1=79/5, var_1_20=2147483647, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=200, var_1_34=50, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_38=795/8, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L181] var_1_29 = __VERIFIER_nondet_uchar() [L182] CALL assume_abort_if_not(var_1_29 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=63, var_1_11=32, var_1_12=-26, var_1_13=2571/20, var_1_14=3, var_1_15=4, var_1_16=0, var_1_17=1073741824, var_1_18=2147483640, var_1_19=2147483640, var_1_1=79/5, var_1_20=2147483647, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_34=50, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_38=795/8, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_29 >= 1) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=63, var_1_11=32, var_1_12=-26, var_1_13=2571/20, var_1_14=3, var_1_15=4, var_1_16=0, var_1_17=1073741824, var_1_18=2147483640, var_1_19=2147483640, var_1_1=79/5, var_1_20=2147483647, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_34=50, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_38=795/8, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L183] CALL assume_abort_if_not(var_1_29 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=63, var_1_11=32, var_1_12=-26, var_1_13=2571/20, var_1_14=3, var_1_15=4, var_1_16=0, var_1_17=1073741824, var_1_18=2147483640, var_1_19=2147483640, var_1_1=79/5, var_1_20=2147483647, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_34=50, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_38=795/8, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_29 <= 1) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=63, var_1_11=32, var_1_12=-26, var_1_13=2571/20, var_1_14=3, var_1_15=4, var_1_16=0, var_1_17=1073741824, var_1_18=2147483640, var_1_19=2147483640, var_1_1=79/5, var_1_20=2147483647, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_34=50, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_38=795/8, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L184] var_1_30 = __VERIFIER_nondet_uchar() [L185] CALL assume_abort_if_not(var_1_30 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=63, var_1_11=32, var_1_12=-26, var_1_13=2571/20, var_1_14=3, var_1_15=4, var_1_16=0, var_1_17=1073741824, var_1_18=2147483640, var_1_19=2147483640, var_1_1=79/5, var_1_20=2147483647, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_34=50, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_38=795/8, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_30 >= 1) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=63, var_1_11=32, var_1_12=-26, var_1_13=2571/20, var_1_14=3, var_1_15=4, var_1_16=0, var_1_17=1073741824, var_1_18=2147483640, var_1_19=2147483640, var_1_1=79/5, var_1_20=2147483647, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_34=50, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_38=795/8, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L186] CALL assume_abort_if_not(var_1_30 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=63, var_1_11=32, var_1_12=-26, var_1_13=2571/20, var_1_14=3, var_1_15=4, var_1_16=0, var_1_17=1073741824, var_1_18=2147483640, var_1_19=2147483640, var_1_1=79/5, var_1_20=2147483647, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_34=50, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_38=795/8, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not(var_1_30 <= 1) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=63, var_1_11=32, var_1_12=-26, var_1_13=2571/20, var_1_14=3, var_1_15=4, var_1_16=0, var_1_17=1073741824, var_1_18=2147483640, var_1_19=2147483640, var_1_1=79/5, var_1_20=2147483647, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_34=50, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_38=795/8, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L187] var_1_34 = __VERIFIER_nondet_ulong() [L188] CALL assume_abort_if_not(var_1_34 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=63, var_1_11=32, var_1_12=-26, var_1_13=2571/20, var_1_14=3, var_1_15=4, var_1_16=0, var_1_17=1073741824, var_1_18=2147483640, var_1_19=2147483640, var_1_1=79/5, var_1_20=2147483647, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_34=0, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_38=795/8, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not(var_1_34 >= 0) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=63, var_1_11=32, var_1_12=-26, var_1_13=2571/20, var_1_14=3, var_1_15=4, var_1_16=0, var_1_17=1073741824, var_1_18=2147483640, var_1_19=2147483640, var_1_1=79/5, var_1_20=2147483647, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_34=0, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_38=795/8, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L189] CALL assume_abort_if_not(var_1_34 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=63, var_1_11=32, var_1_12=-26, var_1_13=2571/20, var_1_14=3, var_1_15=4, var_1_16=0, var_1_17=1073741824, var_1_18=2147483640, var_1_19=2147483640, var_1_1=79/5, var_1_20=2147483647, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_34=0, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_38=795/8, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not(var_1_34 <= 4294967294) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=63, var_1_11=32, var_1_12=-26, var_1_13=2571/20, var_1_14=3, var_1_15=4, var_1_16=0, var_1_17=1073741824, var_1_18=2147483640, var_1_19=2147483640, var_1_1=79/5, var_1_20=2147483647, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_34=0, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_38=795/8, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L190] var_1_36 = __VERIFIER_nondet_uchar() [L191] CALL assume_abort_if_not(var_1_36 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=63, var_1_11=32, var_1_12=-26, var_1_13=2571/20, var_1_14=3, var_1_15=4, var_1_16=0, var_1_17=1073741824, var_1_18=2147483640, var_1_19=2147483640, var_1_1=79/5, var_1_20=2147483647, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_34=0, var_1_35=32, var_1_36=33, var_1_37=31/2, var_1_38=795/8, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L20] COND FALSE !(!cond) [L191] RET assume_abort_if_not(var_1_36 >= 0) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=63, var_1_11=32, var_1_12=-26, var_1_13=2571/20, var_1_14=3, var_1_15=4, var_1_16=0, var_1_17=1073741824, var_1_18=2147483640, var_1_19=2147483640, var_1_1=79/5, var_1_20=2147483647, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_34=0, var_1_35=32, var_1_36=33, var_1_37=31/2, var_1_38=795/8, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L192] CALL assume_abort_if_not(var_1_36 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=63, var_1_11=32, var_1_12=-26, var_1_13=2571/20, var_1_14=3, var_1_15=4, var_1_16=0, var_1_17=1073741824, var_1_18=2147483640, var_1_19=2147483640, var_1_1=79/5, var_1_20=2147483647, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_34=0, var_1_35=32, var_1_36=33, var_1_37=31/2, var_1_38=795/8, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_36 <= 254) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=63, var_1_11=32, var_1_12=-26, var_1_13=2571/20, var_1_14=3, var_1_15=4, var_1_16=0, var_1_17=1073741824, var_1_18=2147483640, var_1_19=2147483640, var_1_1=79/5, var_1_20=2147483647, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_34=0, var_1_35=32, var_1_36=33, var_1_37=31/2, var_1_38=795/8, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L193] var_1_38 = __VERIFIER_nondet_double() [L194] CALL assume_abort_if_not((var_1_38 >= -922337.2036854765600e+13F && var_1_38 <= -1.0e-20F) || (var_1_38 <= 9223372.036854765600e+12F && var_1_38 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=63, var_1_11=32, var_1_12=-26, var_1_13=2571/20, var_1_14=3, var_1_15=4, var_1_16=0, var_1_17=1073741824, var_1_18=2147483640, var_1_19=2147483640, var_1_1=79/5, var_1_20=2147483647, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_34=0, var_1_35=32, var_1_36=33, var_1_37=31/2, var_1_38=5, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L20] COND FALSE !(!cond) [L194] RET assume_abort_if_not((var_1_38 >= -922337.2036854765600e+13F && var_1_38 <= -1.0e-20F) || (var_1_38 <= 9223372.036854765600e+12F && var_1_38 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=63, var_1_11=32, var_1_12=-26, var_1_13=2571/20, var_1_14=3, var_1_15=4, var_1_16=0, var_1_17=1073741824, var_1_18=2147483640, var_1_19=2147483640, var_1_1=79/5, var_1_20=2147483647, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_34=0, var_1_35=32, var_1_36=33, var_1_37=31/2, var_1_38=5, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L195] var_1_43 = __VERIFIER_nondet_ulong() [L196] CALL assume_abort_if_not(var_1_43 >= 3221225470) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=63, var_1_11=32, var_1_12=-26, var_1_13=2571/20, var_1_14=3, var_1_15=4, var_1_16=0, var_1_17=1073741824, var_1_18=2147483640, var_1_19=2147483640, var_1_1=79/5, var_1_20=2147483647, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_34=0, var_1_35=32, var_1_36=33, var_1_37=31/2, var_1_38=5, var_1_39=-10, var_1_42=10000, var_1_43=3221225470, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L20] COND FALSE !(!cond) [L196] RET assume_abort_if_not(var_1_43 >= 3221225470) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=63, var_1_11=32, var_1_12=-26, var_1_13=2571/20, var_1_14=3, var_1_15=4, var_1_16=0, var_1_17=1073741824, var_1_18=2147483640, var_1_19=2147483640, var_1_1=79/5, var_1_20=2147483647, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_34=0, var_1_35=32, var_1_36=33, var_1_37=31/2, var_1_38=5, var_1_39=-10, var_1_42=10000, var_1_43=3221225470, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L197] CALL assume_abort_if_not(var_1_43 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=63, var_1_11=32, var_1_12=-26, var_1_13=2571/20, var_1_14=3, var_1_15=4, var_1_16=0, var_1_17=1073741824, var_1_18=2147483640, var_1_19=2147483640, var_1_1=79/5, var_1_20=2147483647, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_34=0, var_1_35=32, var_1_36=33, var_1_37=31/2, var_1_38=5, var_1_39=-10, var_1_42=10000, var_1_43=3221225470, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L20] COND FALSE !(!cond) [L197] RET assume_abort_if_not(var_1_43 <= 4294967294) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=63, var_1_11=32, var_1_12=-26, var_1_13=2571/20, var_1_14=3, var_1_15=4, var_1_16=0, var_1_17=1073741824, var_1_18=2147483640, var_1_19=2147483640, var_1_1=79/5, var_1_20=2147483647, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_34=0, var_1_35=32, var_1_36=33, var_1_37=31/2, var_1_38=5, var_1_39=-10, var_1_42=10000, var_1_43=3221225470, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L198] var_1_45 = __VERIFIER_nondet_uchar() [L199] CALL assume_abort_if_not(var_1_45 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=63, var_1_11=32, var_1_12=-26, var_1_13=2571/20, var_1_14=3, var_1_15=4, var_1_16=0, var_1_17=1073741824, var_1_18=2147483640, var_1_19=2147483640, var_1_1=79/5, var_1_20=2147483647, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_34=0, var_1_35=32, var_1_36=33, var_1_37=31/2, var_1_38=5, var_1_39=-10, var_1_42=10000, var_1_43=3221225470, var_1_44=64, var_1_45=255, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L20] COND FALSE !(!cond) [L199] RET assume_abort_if_not(var_1_45 >= 0) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=63, var_1_11=32, var_1_12=-26, var_1_13=2571/20, var_1_14=3, var_1_15=4, var_1_16=0, var_1_17=1073741824, var_1_18=2147483640, var_1_19=2147483640, var_1_1=79/5, var_1_20=2147483647, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_34=0, var_1_35=32, var_1_36=33, var_1_37=31/2, var_1_38=5, var_1_39=-10, var_1_42=10000, var_1_43=3221225470, var_1_44=64, var_1_45=255, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L200] CALL assume_abort_if_not(var_1_45 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=63, var_1_11=32, var_1_12=-26, var_1_13=2571/20, var_1_14=3, var_1_15=4, var_1_16=0, var_1_17=1073741824, var_1_18=2147483640, var_1_19=2147483640, var_1_1=79/5, var_1_20=2147483647, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_34=0, var_1_35=32, var_1_36=33, var_1_37=31/2, var_1_38=5, var_1_39=-10, var_1_42=10000, var_1_43=3221225470, var_1_44=64, var_1_45=255, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L20] COND FALSE !(!cond) [L200] RET assume_abort_if_not(var_1_45 <= 255) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=63, var_1_11=32, var_1_12=-26, var_1_13=2571/20, var_1_14=3, var_1_15=4, var_1_16=0, var_1_17=1073741824, var_1_18=2147483640, var_1_19=2147483640, var_1_1=79/5, var_1_20=2147483647, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_34=0, var_1_35=32, var_1_36=33, var_1_37=31/2, var_1_38=5, var_1_39=-10, var_1_42=10000, var_1_43=3221225470, var_1_44=64, var_1_45=255, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L201] CALL assume_abort_if_not(var_1_45 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=63, var_1_11=32, var_1_12=-26, var_1_13=2571/20, var_1_14=3, var_1_15=4, var_1_16=0, var_1_17=1073741824, var_1_18=2147483640, var_1_19=2147483640, var_1_1=79/5, var_1_20=2147483647, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_34=0, var_1_35=32, var_1_36=33, var_1_37=31/2, var_1_38=5, var_1_39=-10, var_1_42=10000, var_1_43=3221225470, var_1_44=64, var_1_45=255, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L20] COND FALSE !(!cond) [L201] RET assume_abort_if_not(var_1_45 != 0) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=63, var_1_11=32, var_1_12=-26, var_1_13=2571/20, var_1_14=3, var_1_15=4, var_1_16=0, var_1_17=1073741824, var_1_18=2147483640, var_1_19=2147483640, var_1_1=79/5, var_1_20=2147483647, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_34=0, var_1_35=32, var_1_36=33, var_1_37=31/2, var_1_38=5, var_1_39=-10, var_1_42=10000, var_1_43=3221225470, var_1_44=64, var_1_45=255, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L217] RET updateVariables() [L218] CALL step() [L65] COND TRUE last_1_var_1_21 <= ((((last_1_var_1_21) < (last_1_var_1_8)) ? (last_1_var_1_21) : (last_1_var_1_8))) [L66] COND TRUE \read(last_1_var_1_23) [L67] var_1_8 = (-16 + ((((var_1_10) < ((var_1_11 + var_1_12))) ? (var_1_10) : ((var_1_11 + var_1_12))))) [L72] COND FALSE !((var_1_16 / var_1_45) > ((((var_1_36) < 0 ) ? -(var_1_36) : (var_1_36)))) [L75] var_1_44 = var_1_8 [L77] var_1_23 = var_1_24 [L78] COND TRUE 32 >= var_1_21 [L79] var_1_25 = ((var_1_23 || (var_1_28 && var_1_29)) && var_1_30) [L81] COND FALSE !(! var_1_30) [L84] var_1_39 = (var_1_21 + ((((var_1_36) > ((var_1_21 + var_1_21))) ? (var_1_36) : ((var_1_21 + var_1_21))))) [L86] var_1_49 = var_1_38 [L87] COND FALSE !(128u >= var_1_8) [L94] COND FALSE !(\read(var_1_23)) [L98] EXPR 16u | var_1_8 [L98] EXPR (((16u | var_1_8)) > (var_1_16)) ? ((16u | var_1_8)) : (var_1_16) [L98] EXPR 16u | var_1_8 [L98] EXPR (((16u | var_1_8)) > (var_1_16)) ? ((16u | var_1_8)) : (var_1_16) [L98] COND FALSE !(var_1_16 > (((((16u | var_1_8)) > (var_1_16)) ? ((16u | var_1_8)) : (var_1_16)))) [L103] var_1_48 = var_1_30 [L104] COND TRUE var_1_8 >= ((1329162249 - var_1_17) - var_1_18) [L105] var_1_16 = (((((((((var_1_17) > (var_1_18)) ? (var_1_17) : (var_1_18)))) < (var_1_19)) ? (((((var_1_17) > (var_1_18)) ? (var_1_17) : (var_1_18)))) : (var_1_19))) + var_1_20) [L113] var_1_37 = var_1_38 [L114] COND TRUE ((((var_1_12) < (var_1_18)) ? (var_1_12) : (var_1_18))) <= (var_1_11 + var_1_8) [L115] EXPR var_1_18 & var_1_16 [L115] COND TRUE var_1_11 >= (var_1_18 & var_1_16) [L116] var_1_21 = 8 [L123] EXPR var_1_21 & -10 [L123] COND TRUE (var_1_21 & -10) < var_1_16 [L124] COND TRUE (~ ((((var_1_21) < (var_1_16)) ? (var_1_21) : (var_1_16)))) > var_1_34 [L125] EXPR var_1_16 ^ var_1_34 [L125] COND TRUE ((((var_1_16) < ((var_1_21 * var_1_16))) ? (var_1_16) : ((var_1_21 * var_1_16)))) < (var_1_16 ^ var_1_34) [L126] COND TRUE \read(var_1_30) [L127] var_1_35 = var_1_36 [L132] var_1_42 = ((var_1_43 - var_1_36) - var_1_8) [L133] var_1_46 = var_1_43 [L134] var_1_47 = var_1_8 [L135] unsigned char stepLocal_1 = var_1_23; [L136] signed char stepLocal_0 = var_1_8; [L137] COND FALSE !(stepLocal_0 >= var_1_16) [L140] COND FALSE !(var_1_23 || stepLocal_1) [L218] RET step() [L219] CALL, EXPR property() [L209] EXPR (((((var_1_8 >= var_1_16) ? (var_1_1 == ((double) (var_1_4 - ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5)))))) : ((var_1_23 || var_1_23) ? (var_1_1 == ((double) 128.75)) : 1)) && ((last_1_var_1_21 <= ((((last_1_var_1_21) < (last_1_var_1_8)) ? (last_1_var_1_21) : (last_1_var_1_8)))) ? (last_1_var_1_23 ? (var_1_8 == ((signed char) (-16 + ((((var_1_10) < ((var_1_11 + var_1_12))) ? (var_1_10) : ((var_1_11 + var_1_12))))))) : 1) : (var_1_8 == ((signed char) var_1_12)))) && ((128u >= var_1_8) ? ((! var_1_23) ? (var_1_13 == ((double) ((var_1_14 - var_1_15) + 0.25))) : (var_1_13 == ((double) var_1_14))) : (var_1_23 ? (var_1_13 == ((double) var_1_5)) : 1))) && ((var_1_8 >= ((1329162249 - var_1_17) - var_1_18)) ? (var_1_16 == ((unsigned long int) (((((((((var_1_17) > (var_1_18)) ? (var_1_17) : (var_1_18)))) < (var_1_19)) ? (((((var_1_17) > (var_1_18)) ? (var_1_17) : (var_1_18)))) : (var_1_19))) + var_1_20))) : (var_1_23 ? (var_1_16 == ((unsigned long int) var_1_18)) : (var_1_16 == ((unsigned long int) var_1_19))))) && ((((((var_1_12) < (var_1_18)) ? (var_1_12) : (var_1_18))) <= (var_1_11 + var_1_8)) ? ((var_1_11 >= (var_1_18 & var_1_16)) ? (var_1_21 == ((signed short int) 8)) : ((var_1_19 < var_1_8) ? (var_1_21 == ((signed short int) 64)) : 1)) : 1) [L209] EXPR (((((var_1_12) < (var_1_18)) ? (var_1_12) : (var_1_18))) <= (var_1_11 + var_1_8)) ? ((var_1_11 >= (var_1_18 & var_1_16)) ? (var_1_21 == ((signed short int) 8)) : ((var_1_19 < var_1_8) ? (var_1_21 == ((signed short int) 64)) : 1)) : 1 [L209] EXPR var_1_18 & var_1_16 [L209] EXPR (((((var_1_12) < (var_1_18)) ? (var_1_12) : (var_1_18))) <= (var_1_11 + var_1_8)) ? ((var_1_11 >= (var_1_18 & var_1_16)) ? (var_1_21 == ((signed short int) 8)) : ((var_1_19 < var_1_8) ? (var_1_21 == ((signed short int) 64)) : 1)) : 1 [L209] EXPR (((((var_1_8 >= var_1_16) ? (var_1_1 == ((double) (var_1_4 - ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5)))))) : ((var_1_23 || var_1_23) ? (var_1_1 == ((double) 128.75)) : 1)) && ((last_1_var_1_21 <= ((((last_1_var_1_21) < (last_1_var_1_8)) ? (last_1_var_1_21) : (last_1_var_1_8)))) ? (last_1_var_1_23 ? (var_1_8 == ((signed char) (-16 + ((((var_1_10) < ((var_1_11 + var_1_12))) ? (var_1_10) : ((var_1_11 + var_1_12))))))) : 1) : (var_1_8 == ((signed char) var_1_12)))) && ((128u >= var_1_8) ? ((! var_1_23) ? (var_1_13 == ((double) ((var_1_14 - var_1_15) + 0.25))) : (var_1_13 == ((double) var_1_14))) : (var_1_23 ? (var_1_13 == ((double) var_1_5)) : 1))) && ((var_1_8 >= ((1329162249 - var_1_17) - var_1_18)) ? (var_1_16 == ((unsigned long int) (((((((((var_1_17) > (var_1_18)) ? (var_1_17) : (var_1_18)))) < (var_1_19)) ? (((((var_1_17) > (var_1_18)) ? (var_1_17) : (var_1_18)))) : (var_1_19))) + var_1_20))) : (var_1_23 ? (var_1_16 == ((unsigned long int) var_1_18)) : (var_1_16 == ((unsigned long int) var_1_19))))) && ((((((var_1_12) < (var_1_18)) ? (var_1_12) : (var_1_18))) <= (var_1_11 + var_1_8)) ? ((var_1_11 >= (var_1_18 & var_1_16)) ? (var_1_21 == ((signed short int) 8)) : ((var_1_19 < var_1_8) ? (var_1_21 == ((signed short int) 64)) : 1)) : 1) [L209-L210] return ((((((var_1_8 >= var_1_16) ? (var_1_1 == ((double) (var_1_4 - ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5)))))) : ((var_1_23 || var_1_23) ? (var_1_1 == ((double) 128.75)) : 1)) && ((last_1_var_1_21 <= ((((last_1_var_1_21) < (last_1_var_1_8)) ? (last_1_var_1_21) : (last_1_var_1_8)))) ? (last_1_var_1_23 ? (var_1_8 == ((signed char) (-16 + ((((var_1_10) < ((var_1_11 + var_1_12))) ? (var_1_10) : ((var_1_11 + var_1_12))))))) : 1) : (var_1_8 == ((signed char) var_1_12)))) && ((128u >= var_1_8) ? ((! var_1_23) ? (var_1_13 == ((double) ((var_1_14 - var_1_15) + 0.25))) : (var_1_13 == ((double) var_1_14))) : (var_1_23 ? (var_1_13 == ((double) var_1_5)) : 1))) && ((var_1_8 >= ((1329162249 - var_1_17) - var_1_18)) ? (var_1_16 == ((unsigned long int) (((((((((var_1_17) > (var_1_18)) ? (var_1_17) : (var_1_18)))) < (var_1_19)) ? (((((var_1_17) > (var_1_18)) ? (var_1_17) : (var_1_18)))) : (var_1_19))) + var_1_20))) : (var_1_23 ? (var_1_16 == ((unsigned long int) var_1_18)) : (var_1_16 == ((unsigned long int) var_1_19))))) && ((((((var_1_12) < (var_1_18)) ? (var_1_12) : (var_1_18))) <= (var_1_11 + var_1_8)) ? ((var_1_11 >= (var_1_18 & var_1_16)) ? (var_1_21 == ((signed short int) 8)) : ((var_1_19 < var_1_8) ? (var_1_21 == ((signed short int) 64)) : 1)) : 1)) && (var_1_23 == ((unsigned char) var_1_24)) ; [L219] RET, EXPR property() [L219] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=63, var_1_11=32, var_1_12=-26, var_1_13=2571/20, var_1_14=3, var_1_15=4, var_1_16=4294967287, var_1_17=1073741824, var_1_18=2147483640, var_1_19=2147483640, var_1_1=79/5, var_1_20=2147483647, var_1_21=8, var_1_23=0, var_1_24=0, var_1_25=1, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_34=0, var_1_35=33, var_1_36=33, var_1_37=5, var_1_38=5, var_1_39=-17, var_1_42=3221225447, var_1_43=3221225470, var_1_44=-10, var_1_45=255, var_1_46=3221225470, var_1_47=-10, var_1_48=1, var_1_49=5, var_1_5=2, var_1_8=-10] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=63, var_1_11=32, var_1_12=-26, var_1_13=2571/20, var_1_14=3, var_1_15=4, var_1_16=4294967287, var_1_17=1073741824, var_1_18=2147483640, var_1_19=2147483640, var_1_1=79/5, var_1_20=2147483647, var_1_21=8, var_1_23=0, var_1_24=0, var_1_25=1, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_34=0, var_1_35=33, var_1_36=33, var_1_37=5, var_1_38=5, var_1_39=-17, var_1_42=3221225447, var_1_43=3221225470, var_1_44=-10, var_1_45=255, var_1_46=3221225470, var_1_47=-10, var_1_48=1, var_1_49=5, var_1_5=2, var_1_8=-10] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 65 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.8s, OverallIterations: 1, TraceHistogramMax: 36, 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=65occurred 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, 0.5s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 132 NumberOfCodeBlocks, 132 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 [2023-11-19 05:07:16,267 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-24.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ --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 743595c72aff8d0f3b5fb9dea31749c854cf2066424a30dfc435f22c873187b9 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:07:19,139 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:07:19,279 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 05:07:19,288 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:07:19,289 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:07:19,338 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:07:19,339 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:07:19,339 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:07:19,340 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:07:19,345 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:07:19,346 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:07:19,346 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:07:19,347 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:07:19,349 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:07:19,349 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:07:19,350 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:07:19,351 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:07:19,351 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:07:19,352 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:07:19,352 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:07:19,352 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:07:19,353 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:07:19,353 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:07:19,354 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:07:19,354 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 05:07:19,355 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 05:07:19,355 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 05:07:19,356 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:07:19,356 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:07:19,356 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:07:19,358 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:07:19,358 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 05:07:19,358 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:07:19,359 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:07:19,359 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:07:19,359 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:07:19,360 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:07:19,360 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 05:07:19,360 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 05:07:19,361 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:07:19,362 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:07:19,362 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:07:19,362 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_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 743595c72aff8d0f3b5fb9dea31749c854cf2066424a30dfc435f22c873187b9 [2023-11-19 05:07:19,816 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:07:19,845 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:07:19,850 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:07:19,852 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:07:19,852 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:07:19,854 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-24.i [2023-11-19 05:07:23,017 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:07:23,270 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:07:23,284 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-24.i [2023-11-19 05:07:23,303 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/data/211e31009/a1192e78cc6547bd9e2ece679770021d/FLAGc7ddec201 [2023-11-19 05:07:23,317 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/data/211e31009/a1192e78cc6547bd9e2ece679770021d [2023-11-19 05:07:23,320 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:07:23,321 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:07:23,323 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:07:23,323 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:07:23,328 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:07:23,329 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:07:23" (1/1) ... [2023-11-19 05:07:23,331 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74e7f00e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:23, skipping insertion in model container [2023-11-19 05:07:23,331 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:07:23" (1/1) ... [2023-11-19 05:07:23,371 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:07:23,541 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_032a39dd-6c2c-4ad4-942e-4d27d221b373/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-24.i[919,932] [2023-11-19 05:07:23,680 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:07:23,712 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:07:23,732 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_032a39dd-6c2c-4ad4-942e-4d27d221b373/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-24.i[919,932] [2023-11-19 05:07:23,806 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:07:23,826 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:07:23,827 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:23 WrapperNode [2023-11-19 05:07:23,827 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:07:23,828 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:07:23,828 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:07:23,829 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:07:23,836 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:23" (1/1) ... [2023-11-19 05:07:23,864 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:23" (1/1) ... [2023-11-19 05:07:23,915 INFO L138 Inliner]: procedures = 27, calls = 49, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 222 [2023-11-19 05:07:23,919 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:07:23,921 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:07:23,922 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:07:23,922 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:07:23,954 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:23" (1/1) ... [2023-11-19 05:07:23,954 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:23" (1/1) ... [2023-11-19 05:07:23,977 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:23" (1/1) ... [2023-11-19 05:07:23,978 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:23" (1/1) ... [2023-11-19 05:07:23,992 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:23" (1/1) ... [2023-11-19 05:07:24,016 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:23" (1/1) ... [2023-11-19 05:07:24,020 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:23" (1/1) ... [2023-11-19 05:07:24,022 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:23" (1/1) ... [2023-11-19 05:07:24,040 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:07:24,041 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:07:24,042 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:07:24,042 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:07:24,043 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:23" (1/1) ... [2023-11-19 05:07:24,055 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:07:24,067 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:07:24,082 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:07:24,100 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:07:24,127 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:07:24,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 05:07:24,128 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:07:24,128 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:07:24,129 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:07:24,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:07:24,271 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:07:24,274 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:07:27,697 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:07:27,712 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:07:27,712 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:07:27,717 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:07:27 BoogieIcfgContainer [2023-11-19 05:07:27,717 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:07:27,742 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:07:27,742 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:07:27,745 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:07:27,746 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:07:23" (1/3) ... [2023-11-19 05:07:27,747 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fe5db26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:07:27, skipping insertion in model container [2023-11-19 05:07:27,747 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:23" (2/3) ... [2023-11-19 05:07:27,747 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fe5db26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:07:27, skipping insertion in model container [2023-11-19 05:07:27,748 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:07:27" (3/3) ... [2023-11-19 05:07:27,750 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-co_file-24.i [2023-11-19 05:07:27,770 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:07:27,770 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:07:27,824 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:07:27,831 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;@3a69f547, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:07:27,831 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:07:27,836 INFO L276 IsEmpty]: Start isEmpty. Operand has 101 states, 62 states have (on average 1.4193548387096775) internal successors, (88), 63 states have internal predecessors, (88), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2023-11-19 05:07:27,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2023-11-19 05:07:27,858 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:07:27,860 INFO L195 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:07:27,864 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:07:27,878 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:07:27,879 INFO L85 PathProgramCache]: Analyzing trace with hash -1744153514, now seen corresponding path program 1 times [2023-11-19 05:07:27,904 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:07:27,905 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [231834131] [2023-11-19 05:07:27,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:07:27,906 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:07:27,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:07:27,912 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 05:07:27,968 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-19 05:07:28,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:07:28,714 INFO L262 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 05:07:28,742 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:07:28,873 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 670 proven. 0 refuted. 0 times theorem prover too weak. 1850 trivial. 0 not checked. [2023-11-19 05:07:28,873 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:07:28,874 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:07:28,875 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [231834131] [2023-11-19 05:07:28,876 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [231834131] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:07:28,877 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:07:28,877 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 05:07:28,879 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1129681068] [2023-11-19 05:07:28,881 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:07:28,890 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 05:07:28,891 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:07:28,942 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 05:07:28,943 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 05:07:28,947 INFO L87 Difference]: Start difference. First operand has 101 states, 62 states have (on average 1.4193548387096775) internal successors, (88), 63 states have internal predecessors, (88), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) Second operand has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2023-11-19 05:07:29,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:07:29,040 INFO L93 Difference]: Finished difference Result 194 states and 348 transitions. [2023-11-19 05:07:29,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 05:07:29,044 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 225 [2023-11-19 05:07:29,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:07:29,058 INFO L225 Difference]: With dead ends: 194 [2023-11-19 05:07:29,058 INFO L226 Difference]: Without dead ends: 96 [2023-11-19 05:07:29,068 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 224 GetRequests, 224 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 05:07:29,074 INFO L413 NwaCegarLoop]: 150 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, 150 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 05:07:29,076 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 150 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 05:07:29,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2023-11-19 05:07:29,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2023-11-19 05:07:29,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 58 states have (on average 1.3448275862068966) internal successors, (78), 58 states have internal predecessors, (78), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2023-11-19 05:07:29,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 150 transitions. [2023-11-19 05:07:29,138 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 150 transitions. Word has length 225 [2023-11-19 05:07:29,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:07:29,139 INFO L495 AbstractCegarLoop]: Abstraction has 96 states and 150 transitions. [2023-11-19 05:07:29,140 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2023-11-19 05:07:29,140 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 150 transitions. [2023-11-19 05:07:29,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2023-11-19 05:07:29,147 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:07:29,148 INFO L195 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:07:29,165 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-19 05:07:29,359 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:07:29,359 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:07:29,360 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:07:29,360 INFO L85 PathProgramCache]: Analyzing trace with hash -1862464170, now seen corresponding path program 1 times [2023-11-19 05:07:29,361 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:07:29,361 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [563435289] [2023-11-19 05:07:29,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:07:29,362 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:07:29,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:07:29,393 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 05:07:29,395 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-19 05:07:29,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:07:29,973 INFO L262 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 05:07:29,990 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:07:34,191 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2023-11-19 05:07:34,192 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:07:34,192 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:07:34,193 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [563435289] [2023-11-19 05:07:34,193 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [563435289] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:07:34,193 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:07:34,194 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 05:07:34,194 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [892415685] [2023-11-19 05:07:34,194 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:07:34,197 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 05:07:34,197 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:07:34,198 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 05:07:34,199 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 05:07:34,199 INFO L87 Difference]: Start difference. First operand 96 states and 150 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2023-11-19 05:07:37,156 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:07:38,824 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.56s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:07:38,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:07:38,825 INFO L93 Difference]: Finished difference Result 311 states and 489 transitions. [2023-11-19 05:07:38,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-19 05:07:38,846 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) Word has length 225 [2023-11-19 05:07:38,848 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:07:38,852 INFO L225 Difference]: With dead ends: 311 [2023-11-19 05:07:38,853 INFO L226 Difference]: Without dead ends: 218 [2023-11-19 05:07:38,854 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 225 GetRequests, 222 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 05:07:38,855 INFO L413 NwaCegarLoop]: 127 mSDtfsCounter, 160 mSDsluCounter, 263 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 75 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 160 SdHoareTripleChecker+Valid, 390 SdHoareTripleChecker+Invalid, 129 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 75 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2023-11-19 05:07:38,856 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [160 Valid, 390 Invalid, 129 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [75 Valid, 54 Invalid, 0 Unknown, 0 Unchecked, 4.5s Time] [2023-11-19 05:07:38,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 218 states. [2023-11-19 05:07:38,911 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 218 to 186. [2023-11-19 05:07:38,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 186 states, 111 states have (on average 1.3243243243243243) internal successors, (147), 111 states have internal predecessors, (147), 72 states have call successors, (72), 2 states have call predecessors, (72), 2 states have return successors, (72), 72 states have call predecessors, (72), 72 states have call successors, (72) [2023-11-19 05:07:38,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 186 states and 291 transitions. [2023-11-19 05:07:38,915 INFO L78 Accepts]: Start accepts. Automaton has 186 states and 291 transitions. Word has length 225 [2023-11-19 05:07:38,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:07:38,917 INFO L495 AbstractCegarLoop]: Abstraction has 186 states and 291 transitions. [2023-11-19 05:07:38,918 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2023-11-19 05:07:38,918 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 291 transitions. [2023-11-19 05:07:38,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2023-11-19 05:07:38,923 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:07:38,923 INFO L195 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:07:38,935 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-19 05:07:39,135 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:07:39,136 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:07:39,136 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:07:39,137 INFO L85 PathProgramCache]: Analyzing trace with hash -100342390, now seen corresponding path program 1 times [2023-11-19 05:07:39,137 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:07:39,138 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1808326732] [2023-11-19 05:07:39,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:07:39,139 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:07:39,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:07:39,140 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 05:07:39,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-19 05:07:39,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:07:39,677 INFO L262 TraceCheckSpWp]: Trace formula consists of 365 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 05:07:39,686 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:07:40,908 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2023-11-19 05:07:40,909 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:07:40,909 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:07:40,909 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1808326732] [2023-11-19 05:07:40,910 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1808326732] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:07:40,910 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:07:40,910 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 05:07:40,911 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [444238727] [2023-11-19 05:07:40,911 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:07:40,912 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 05:07:40,912 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:07:40,914 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 05:07:40,914 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 05:07:40,915 INFO L87 Difference]: Start difference. First operand 186 states and 291 transitions. Second operand has 4 states, 4 states have (on average 12.25) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2023-11-19 05:07:42,633 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:07:44,253 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.59s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:07:45,411 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:07:45,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:07:45,412 INFO L93 Difference]: Finished difference Result 373 states and 585 transitions. [2023-11-19 05:07:45,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-19 05:07:45,431 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) Word has length 226 [2023-11-19 05:07:45,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:07:45,437 INFO L225 Difference]: With dead ends: 373 [2023-11-19 05:07:45,438 INFO L226 Difference]: Without dead ends: 190 [2023-11-19 05:07:45,439 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 226 GetRequests, 223 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 05:07:45,441 INFO L413 NwaCegarLoop]: 147 mSDtfsCounter, 78 mSDsluCounter, 277 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 73 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 78 SdHoareTripleChecker+Valid, 424 SdHoareTripleChecker+Invalid, 93 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 73 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2023-11-19 05:07:45,441 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [78 Valid, 424 Invalid, 93 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [73 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2023-11-19 05:07:45,443 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 190 states. [2023-11-19 05:07:45,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 190 to 160. [2023-11-19 05:07:45,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 85 states have (on average 1.2352941176470589) internal successors, (105), 85 states have internal predecessors, (105), 72 states have call successors, (72), 2 states have call predecessors, (72), 2 states have return successors, (72), 72 states have call predecessors, (72), 72 states have call successors, (72) [2023-11-19 05:07:45,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 249 transitions. [2023-11-19 05:07:45,522 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 249 transitions. Word has length 226 [2023-11-19 05:07:45,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:07:45,526 INFO L495 AbstractCegarLoop]: Abstraction has 160 states and 249 transitions. [2023-11-19 05:07:45,526 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2023-11-19 05:07:45,527 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 249 transitions. [2023-11-19 05:07:45,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2023-11-19 05:07:45,533 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:07:45,533 INFO L195 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:07:45,558 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-19 05:07:45,747 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:07:45,748 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:07:45,748 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:07:45,749 INFO L85 PathProgramCache]: Analyzing trace with hash -871041842, now seen corresponding path program 1 times [2023-11-19 05:07:45,749 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:07:45,750 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [630896735] [2023-11-19 05:07:45,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:07:45,750 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:07:45,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:07:45,758 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 05:07:45,793 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-19 05:07:46,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:07:46,212 INFO L262 TraceCheckSpWp]: Trace formula consists of 365 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 05:07:46,218 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:07:47,374 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2023-11-19 05:07:47,374 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:07:47,375 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:07:47,375 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [630896735] [2023-11-19 05:07:47,375 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [630896735] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:07:47,375 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:07:47,375 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 05:07:47,376 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [99912761] [2023-11-19 05:07:47,376 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:07:47,376 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 05:07:47,377 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:07:47,377 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 05:07:47,378 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 05:07:47,378 INFO L87 Difference]: Start difference. First operand 160 states and 249 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 2 states have internal predecessors, (49), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2023-11-19 05:07:48,586 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:07:50,693 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:07:50,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:07:50,769 INFO L93 Difference]: Finished difference Result 346 states and 543 transitions. [2023-11-19 05:07:50,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 05:07:50,770 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 2 states have internal predecessors, (49), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) Word has length 226 [2023-11-19 05:07:50,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:07:50,774 INFO L225 Difference]: With dead ends: 346 [2023-11-19 05:07:50,775 INFO L226 Difference]: Without dead ends: 253 [2023-11-19 05:07:50,776 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 225 GetRequests, 224 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 05:07:50,777 INFO L413 NwaCegarLoop]: 139 mSDtfsCounter, 43 mSDsluCounter, 133 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 43 SdHoareTripleChecker+Valid, 272 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2023-11-19 05:07:50,777 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [43 Valid, 272 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 24 Invalid, 1 Unknown, 0 Unchecked, 3.3s Time] [2023-11-19 05:07:50,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 253 states. [2023-11-19 05:07:50,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 253 to 251. [2023-11-19 05:07:50,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 251 states, 139 states have (on average 1.2805755395683454) internal successors, (178), 139 states have internal predecessors, (178), 108 states have call successors, (108), 3 states have call predecessors, (108), 3 states have return successors, (108), 108 states have call predecessors, (108), 108 states have call successors, (108) [2023-11-19 05:07:50,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 251 states and 394 transitions. [2023-11-19 05:07:50,862 INFO L78 Accepts]: Start accepts. Automaton has 251 states and 394 transitions. Word has length 226 [2023-11-19 05:07:50,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:07:50,867 INFO L495 AbstractCegarLoop]: Abstraction has 251 states and 394 transitions. [2023-11-19 05:07:50,867 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 2 states have internal predecessors, (49), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2023-11-19 05:07:50,868 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 394 transitions. [2023-11-19 05:07:50,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2023-11-19 05:07:50,874 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:07:50,875 INFO L195 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:07:50,892 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2023-11-19 05:07:51,087 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:07:51,088 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:07:51,088 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:07:51,088 INFO L85 PathProgramCache]: Analyzing trace with hash 717306060, now seen corresponding path program 1 times [2023-11-19 05:07:51,089 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:07:51,089 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [734094947] [2023-11-19 05:07:51,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:07:51,089 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:07:51,089 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:07:51,090 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 05:07:51,092 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-11-19 05:07:51,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:07:51,569 INFO L262 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 05:07:51,573 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:07:52,021 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 1139 proven. 33 refuted. 0 times theorem prover too weak. 1348 trivial. 0 not checked. [2023-11-19 05:07:52,021 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 05:07:52,452 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 72 proven. 33 refuted. 0 times theorem prover too weak. 2415 trivial. 0 not checked. [2023-11-19 05:07:52,453 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:07:52,453 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [734094947] [2023-11-19 05:07:52,453 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [734094947] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 05:07:52,453 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1264464298] [2023-11-19 05:07:52,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:07:52,454 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 05:07:52,454 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 05:07:52,460 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 05:07:52,465 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-11-19 05:07:54,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:07:54,040 INFO L262 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 05:07:54,045 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:07:54,402 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 1139 proven. 33 refuted. 0 times theorem prover too weak. 1348 trivial. 0 not checked. [2023-11-19 05:07:54,402 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 05:07:54,761 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 72 proven. 33 refuted. 0 times theorem prover too weak. 2415 trivial. 0 not checked. [2023-11-19 05:07:54,761 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1264464298] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 05:07:54,762 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1026534160] [2023-11-19 05:07:54,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:07:54,762 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:07:54,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:07:54,769 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 05:07:54,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-19 05:07:55,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:07:55,080 INFO L262 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 05:07:55,085 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:07:55,499 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 1139 proven. 33 refuted. 0 times theorem prover too weak. 1348 trivial. 0 not checked. [2023-11-19 05:07:55,499 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 05:07:55,856 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 72 proven. 33 refuted. 0 times theorem prover too weak. 2415 trivial. 0 not checked. [2023-11-19 05:07:55,857 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1026534160] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 05:07:55,860 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2023-11-19 05:07:55,861 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 7 [2023-11-19 05:07:55,861 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1778140852] [2023-11-19 05:07:55,862 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2023-11-19 05:07:55,863 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-19 05:07:55,864 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:07:55,865 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-19 05:07:55,866 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-19 05:07:55,866 INFO L87 Difference]: Start difference. First operand 251 states and 394 transitions. Second operand has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 7 states have internal predecessors, (58), 2 states have call successors, (47), 2 states have call predecessors, (47), 4 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) [2023-11-19 05:07:56,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:07:56,904 INFO L93 Difference]: Finished difference Result 453 states and 701 transitions. [2023-11-19 05:07:56,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-19 05:07:56,906 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 7 states have internal predecessors, (58), 2 states have call successors, (47), 2 states have call predecessors, (47), 4 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) Word has length 226 [2023-11-19 05:07:56,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:07:56,913 INFO L225 Difference]: With dead ends: 453 [2023-11-19 05:07:56,913 INFO L226 Difference]: Without dead ends: 269 [2023-11-19 05:07:56,914 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1354 GetRequests, 1342 SyntacticMatches, 3 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2023-11-19 05:07:56,919 INFO L413 NwaCegarLoop]: 107 mSDtfsCounter, 149 mSDsluCounter, 138 mSDsCounter, 0 mSdLazyCounter, 190 mSolverCounterSat, 59 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 173 SdHoareTripleChecker+Valid, 245 SdHoareTripleChecker+Invalid, 249 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 190 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2023-11-19 05:07:56,921 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [173 Valid, 245 Invalid, 249 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 190 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2023-11-19 05:07:56,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 269 states. [2023-11-19 05:07:56,998 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 269 to 263. [2023-11-19 05:07:56,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 263 states, 148 states have (on average 1.2364864864864864) internal successors, (183), 148 states have internal predecessors, (183), 108 states have call successors, (108), 6 states have call predecessors, (108), 6 states have return successors, (108), 108 states have call predecessors, (108), 108 states have call successors, (108) [2023-11-19 05:07:57,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 263 states and 399 transitions. [2023-11-19 05:07:57,002 INFO L78 Accepts]: Start accepts. Automaton has 263 states and 399 transitions. Word has length 226 [2023-11-19 05:07:57,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:07:57,003 INFO L495 AbstractCegarLoop]: Abstraction has 263 states and 399 transitions. [2023-11-19 05:07:57,004 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 7 states have internal predecessors, (58), 2 states have call successors, (47), 2 states have call predecessors, (47), 4 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) [2023-11-19 05:07:57,004 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 399 transitions. [2023-11-19 05:07:57,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2023-11-19 05:07:57,006 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:07:57,006 INFO L195 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:07:57,022 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2023-11-19 05:07:57,225 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/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)] Ended with exit code 0 [2023-11-19 05:07:57,439 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-11-19 05:07:57,617 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:07:57,618 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:07:57,618 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:07:57,618 INFO L85 PathProgramCache]: Analyzing trace with hash -303762294, now seen corresponding path program 1 times [2023-11-19 05:07:57,619 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:07:57,619 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [504575462] [2023-11-19 05:07:57,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:07:57,619 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:07:57,620 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:07:57,621 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 05:07:57,631 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2023-11-19 05:07:58,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:07:58,074 INFO L262 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 05:07:58,077 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:07:58,639 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 1289 proven. 48 refuted. 0 times theorem prover too weak. 1183 trivial. 0 not checked. [2023-11-19 05:07:58,639 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 05:07:59,060 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 57 proven. 48 refuted. 0 times theorem prover too weak. 2415 trivial. 0 not checked. [2023-11-19 05:07:59,061 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:07:59,061 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [504575462] [2023-11-19 05:07:59,061 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [504575462] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 05:07:59,061 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1086904279] [2023-11-19 05:07:59,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:07:59,062 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 05:07:59,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 05:07:59,063 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 05:07:59,076 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2023-11-19 05:08:00,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:08:00,682 INFO L262 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 05:08:00,688 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:08:01,239 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 1289 proven. 48 refuted. 0 times theorem prover too weak. 1183 trivial. 0 not checked. [2023-11-19 05:08:01,239 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 05:08:01,642 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 57 proven. 48 refuted. 0 times theorem prover too weak. 2415 trivial. 0 not checked. [2023-11-19 05:08:01,643 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1086904279] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 05:08:01,643 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [756684215] [2023-11-19 05:08:01,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:08:01,643 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:08:01,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:08:01,644 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 05:08:01,679 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032a39dd-6c2c-4ad4-942e-4d27d221b373/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-11-19 05:08:01,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:08:01,980 INFO L262 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 05:08:01,985 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:08:02,620 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 1289 proven. 48 refuted. 0 times theorem prover too weak. 1183 trivial. 0 not checked. [2023-11-19 05:08:02,621 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 05:08:03,040 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 57 proven. 48 refuted. 0 times theorem prover too weak. 2415 trivial. 0 not checked. [2023-11-19 05:08:03,040 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [756684215] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 05:08:03,040 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2023-11-19 05:08:03,041 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6, 6, 6, 6] total 8 [2023-11-19 05:08:03,041 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [845057954] [2023-11-19 05:08:03,059 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2023-11-19 05:08:03,060 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-19 05:08:03,060 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:08:03,061 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-19 05:08:03,061 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-19 05:08:03,062 INFO L87 Difference]: Start difference. First operand 263 states and 399 transitions. Second operand has 8 states, 8 states have (on average 7.25) internal successors, (58), 8 states have internal predecessors, (58), 2 states have call successors, (52), 2 states have call predecessors, (52), 4 states have return successors, (53), 2 states have call predecessors, (53), 2 states have call successors, (53)