./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-42.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/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_b038f178-822b-4cb7-aadd-45956cd2e20b/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-42.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/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_b038f178-822b-4cb7-aadd-45956cd2e20b/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 583df2ed5544a972dadd89472eff91929fe323dce02b65094581ff582d4e3330 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:21:58,389 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:21:58,465 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 05:21:58,472 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:21:58,472 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:21:58,504 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:21:58,506 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:21:58,507 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:21:58,508 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:21:58,513 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:21:58,514 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:21:58,514 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:21:58,515 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:21:58,516 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 05:21:58,517 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:21:58,517 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:21:58,518 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 05:21:58,518 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 05:21:58,519 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:21:58,519 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 05:21:58,521 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 05:21:58,522 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 05:21:58,522 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:21:58,523 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:21:58,523 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:21:58,524 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 05:21:58,524 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:21:58,524 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:21:58,525 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:21:58,525 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:21:58,526 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:21:58,527 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:21:58,527 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:21:58,527 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:21:58,527 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:21:58,528 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:21:58,528 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:21:58,528 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:21:58,528 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:21:58,529 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:21:58,529 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 05:21:58,529 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 05:21:58,529 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:21:58,530 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:21:58,530 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:21:58,531 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_b038f178-822b-4cb7-aadd-45956cd2e20b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 583df2ed5544a972dadd89472eff91929fe323dce02b65094581ff582d4e3330 [2023-11-19 05:21:58,792 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:21:58,815 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:21:58,818 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:21:58,819 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:21:58,820 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:21:58,821 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-42.i [2023-11-19 05:22:01,970 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:22:02,293 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:22:02,293 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-42.i [2023-11-19 05:22:02,305 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/bin/utaipan-verify-t7M7D8N6sZ/data/3532711f6/71911ac8abd24cf6bacb908e3715566d/FLAG5286becad [2023-11-19 05:22:02,321 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/bin/utaipan-verify-t7M7D8N6sZ/data/3532711f6/71911ac8abd24cf6bacb908e3715566d [2023-11-19 05:22:02,324 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:22:02,326 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:22:02,327 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:22:02,328 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:22:02,344 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:22:02,345 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:22:02" (1/1) ... [2023-11-19 05:22:02,346 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67dc0732 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:22:02, skipping insertion in model container [2023-11-19 05:22:02,346 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:22:02" (1/1) ... [2023-11-19 05:22:02,385 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:22:02,559 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_b038f178-822b-4cb7-aadd-45956cd2e20b/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-42.i[919,932] [2023-11-19 05:22:02,649 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:22:02,664 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:22:02,677 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_b038f178-822b-4cb7-aadd-45956cd2e20b/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-42.i[919,932] [2023-11-19 05:22:02,726 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:22:02,757 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:22:02,758 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:22:02 WrapperNode [2023-11-19 05:22:02,759 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:22:02,760 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:22:02,761 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:22:02,761 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:22:02,769 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:22:02" (1/1) ... [2023-11-19 05:22:02,799 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:22:02" (1/1) ... [2023-11-19 05:22:02,867 INFO L138 Inliner]: procedures = 26, calls = 50, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 233 [2023-11-19 05:22:02,868 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:22:02,869 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:22:02,869 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:22:02,869 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:22:02,880 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:22:02" (1/1) ... [2023-11-19 05:22:02,880 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:22:02" (1/1) ... [2023-11-19 05:22:02,895 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:22:02" (1/1) ... [2023-11-19 05:22:02,895 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:22:02" (1/1) ... [2023-11-19 05:22:02,925 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:22:02" (1/1) ... [2023-11-19 05:22:02,931 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:22:02" (1/1) ... [2023-11-19 05:22:02,934 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:22:02" (1/1) ... [2023-11-19 05:22:02,938 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:22:02" (1/1) ... [2023-11-19 05:22:02,957 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:22:02,958 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:22:02,958 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:22:02,958 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:22:02,959 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:22:02" (1/1) ... [2023-11-19 05:22:02,967 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:22:02,981 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:22:02,995 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:22:03,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:22:03,046 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:22:03,046 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:22:03,047 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:22:03,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 05:22:03,047 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:22:03,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:22:03,191 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:22:03,194 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:22:03,820 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:22:04,237 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:22:04,238 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:22:04,244 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:22:04 BoogieIcfgContainer [2023-11-19 05:22:04,245 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:22:04,249 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:22:04,250 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:22:04,253 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:22:04,254 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:22:02" (1/3) ... [2023-11-19 05:22:04,255 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3dda0e36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:22:04, skipping insertion in model container [2023-11-19 05:22:04,255 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:22:02" (2/3) ... [2023-11-19 05:22:04,257 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3dda0e36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:22:04, skipping insertion in model container [2023-11-19 05:22:04,258 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:22:04" (3/3) ... [2023-11-19 05:22:04,260 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-cn_file-42.i [2023-11-19 05:22:04,282 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:22:04,282 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:22:04,358 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:22:04,367 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;@5c70af24, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:22:04,368 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:22:04,373 INFO L276 IsEmpty]: Start isEmpty. Operand has 66 states, 26 states have (on average 1.1153846153846154) internal successors, (29), 27 states have internal predecessors, (29), 37 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2023-11-19 05:22:04,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-11-19 05:22:04,394 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:22:04,395 INFO L195 NwaCegarLoop]: trace histogram [37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:22:04,396 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:22:04,404 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:22:04,405 INFO L85 PathProgramCache]: Analyzing trace with hash -1449869014, now seen corresponding path program 1 times [2023-11-19 05:22:04,416 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:22:04,417 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [915156419] [2023-11-19 05:22:04,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:22:04,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:22:04,716 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 05:22:04,717 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [803716260] [2023-11-19 05:22:04,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:22:04,717 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:22:04,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:22:04,728 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 05:22:04,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 05:22:05,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:22:05,072 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 05:22:05,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:22:05,410 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 05:22:05,413 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 05:22:05,415 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 05:22:05,426 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-19 05:22:05,625 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-19 05:22:05,633 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 05:22:05,641 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 05:22:05,847 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 05:22:05 BoogieIcfgContainer [2023-11-19 05:22:05,847 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 05:22:05,848 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 05:22:05,848 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 05:22:05,848 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 05:22:05,849 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:22:04" (3/4) ... [2023-11-19 05:22:05,855 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 05:22:05,856 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 05:22:05,858 INFO L158 Benchmark]: Toolchain (without parser) took 3530.79ms. Allocated memory was 153.1MB in the beginning and 213.9MB in the end (delta: 60.8MB). Free memory was 120.1MB in the beginning and 147.1MB in the end (delta: -27.0MB). Peak memory consumption was 34.2MB. Max. memory is 16.1GB. [2023-11-19 05:22:05,858 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 153.1MB. Free memory is still 97.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:22:05,860 INFO L158 Benchmark]: CACSL2BoogieTranslator took 431.86ms. Allocated memory is still 153.1MB. Free memory was 119.6MB in the beginning and 103.5MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 05:22:05,861 INFO L158 Benchmark]: Boogie Procedure Inliner took 107.69ms. Allocated memory is still 153.1MB. Free memory was 103.5MB in the beginning and 98.8MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 05:22:05,862 INFO L158 Benchmark]: Boogie Preprocessor took 88.25ms. Allocated memory is still 153.1MB. Free memory was 98.8MB in the beginning and 96.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 05:22:05,864 INFO L158 Benchmark]: RCFGBuilder took 1287.24ms. Allocated memory was 153.1MB in the beginning and 213.9MB in the end (delta: 60.8MB). Free memory was 96.4MB in the beginning and 143.2MB in the end (delta: -46.8MB). Peak memory consumption was 47.5MB. Max. memory is 16.1GB. [2023-11-19 05:22:05,865 INFO L158 Benchmark]: TraceAbstraction took 1598.18ms. Allocated memory is still 213.9MB. Free memory was 142.2MB in the beginning and 148.1MB in the end (delta: -5.9MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:22:05,865 INFO L158 Benchmark]: Witness Printer took 7.74ms. Allocated memory is still 213.9MB. Free memory was 148.1MB in the beginning and 147.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 05:22:05,873 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 153.1MB. Free memory is still 97.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 431.86ms. Allocated memory is still 153.1MB. Free memory was 119.6MB in the beginning and 103.5MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 107.69ms. Allocated memory is still 153.1MB. Free memory was 103.5MB in the beginning and 98.8MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 88.25ms. Allocated memory is still 153.1MB. Free memory was 98.8MB in the beginning and 96.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1287.24ms. Allocated memory was 153.1MB in the beginning and 213.9MB in the end (delta: 60.8MB). Free memory was 96.4MB in the beginning and 143.2MB in the end (delta: -46.8MB). Peak memory consumption was 47.5MB. Max. memory is 16.1GB. * TraceAbstraction took 1598.18ms. Allocated memory is still 213.9MB. Free memory was 142.2MB in the beginning and 148.1MB in the end (delta: -5.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 7.74ms. Allocated memory is still 213.9MB. Free memory was 148.1MB in the beginning and 147.1MB 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 someBinaryFLOATComparisonOperation at line 76, overapproximation of someUnaryDOUBLEoperation at line 30, overapproximation of someBinaryArithmeticFLOAToperation at line 69. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = 16; [L23] signed char var_1_5 = -8; [L24] unsigned char var_1_6 = 10; [L25] unsigned char var_1_7 = 128; [L26] unsigned char var_1_8 = 1; [L27] unsigned char var_1_11 = 0; [L28] unsigned char var_1_12 = 0; [L29] signed short int var_1_13 = 200; [L30] float var_1_14 = -0.8; [L31] float var_1_15 = 127.25; [L32] float var_1_16 = 3.5; [L33] unsigned short int var_1_17 = 16; [L34] unsigned char var_1_19 = 1; [L35] unsigned char var_1_20 = 0; [L36] unsigned char var_1_21 = 0; [L37] unsigned char var_1_22 = 0; [L38] unsigned char var_1_23 = 1; [L39] signed short int var_1_24 = -32; [L40] unsigned char var_1_25 = 1; [L41] float var_1_26 = 500.65; [L42] signed long int var_1_27 = -8; [L43] float var_1_28 = 255.5; [L44] float var_1_29 = 7.5; [L45] float var_1_30 = 9.8; [L46] unsigned char var_1_31 = 4; [L47] signed long int var_1_32 = 1; [L48] unsigned char var_1_33 = 2; [L49] unsigned short int var_1_34 = 1; [L50] unsigned long int var_1_35 = 10; [L51] unsigned char var_1_36 = 10; [L52] unsigned char var_1_37 = 128; [L53] unsigned char var_1_38 = 16; [L54] unsigned char var_1_39 = 0; [L55] unsigned short int var_1_40 = 10; [L56] unsigned short int var_1_41 = 128; [L57] unsigned short int var_1_42 = 40597; [L58] signed short int last_1_var_1_1 = 16; [L59] unsigned char last_1_var_1_6 = 10; [L60] unsigned char last_1_var_1_8 = 1; [L61] signed short int last_1_var_1_13 = 200; [L220] isInitial = 1 [L221] FCALL initially() [L222] COND TRUE 1 [L223] CALL updateLastVariables() [L210] last_1_var_1_1 = var_1_1 [L211] last_1_var_1_6 = var_1_6 [L212] last_1_var_1_8 = var_1_8 [L213] last_1_var_1_13 = var_1_13 [L223] RET updateLastVariables() [L224] CALL updateVariables() [L151] var_1_5 = __VERIFIER_nondet_char() [L152] CALL assume_abort_if_not(var_1_5 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=0, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=0, var_1_6=10, var_1_7=128, var_1_8=1] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_5 >= -127) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=0, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=0, var_1_6=10, var_1_7=128, var_1_8=1] [L153] CALL assume_abort_if_not(var_1_5 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=0, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=0, var_1_6=10, var_1_7=128, var_1_8=1] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_5 <= 127) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=0, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=0, var_1_6=10, var_1_7=128, var_1_8=1] [L154] var_1_7 = __VERIFIER_nondet_uchar() [L155] CALL assume_abort_if_not(var_1_7 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=0, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=0, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_7 >= 127) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=0, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=0, var_1_6=10, var_1_7=201, var_1_8=1] [L156] CALL assume_abort_if_not(var_1_7 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=0, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=0, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_7 <= 254) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=0, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=0, var_1_6=10, var_1_7=201, var_1_8=1] [L157] var_1_11 = __VERIFIER_nondet_uchar() [L158] CALL assume_abort_if_not(var_1_11 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=0, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_11 >= 1) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=0, var_1_6=10, var_1_7=201, var_1_8=1] [L159] CALL assume_abort_if_not(var_1_11 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=0, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_11 <= 1) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=0, var_1_6=10, var_1_7=201, var_1_8=1] [L160] var_1_12 = __VERIFIER_nondet_uchar() [L161] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=0, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=0, var_1_6=10, var_1_7=201, var_1_8=1] [L162] CALL assume_abort_if_not(var_1_12 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=0, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_12 <= 0) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=0, var_1_6=10, var_1_7=201, var_1_8=1] [L163] var_1_15 = __VERIFIER_nondet_float() [L164] CALL assume_abort_if_not((var_1_15 >= -461168.6018427382800e+13F && 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_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=2, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=0, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not((var_1_15 >= -461168.6018427382800e+13F && 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_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=2, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=0, var_1_6=10, var_1_7=201, var_1_8=1] [L165] var_1_16 = __VERIFIER_nondet_float() [L166] CALL assume_abort_if_not((var_1_16 >= -461168.6018427382800e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=2, var_1_16=3, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=0, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not((var_1_16 >= -461168.6018427382800e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=2, var_1_16=3, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=0, var_1_6=10, var_1_7=201, var_1_8=1] [L167] var_1_20 = __VERIFIER_nondet_uchar() [L168] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=2, var_1_16=3, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=0, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=2, var_1_16=3, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=0, var_1_6=10, var_1_7=201, var_1_8=1] [L169] CALL assume_abort_if_not(var_1_20 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=2, var_1_16=3, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=0, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_20 <= 0) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=2, var_1_16=3, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=0, var_1_6=10, var_1_7=201, var_1_8=1] [L170] var_1_22 = __VERIFIER_nondet_uchar() [L171] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=2, var_1_16=3, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=0, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=2, var_1_16=3, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=0, var_1_6=10, var_1_7=201, var_1_8=1] [L172] CALL assume_abort_if_not(var_1_22 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=2, var_1_16=3, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=0, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_22 <= 1) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=2, var_1_16=3, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=0, var_1_6=10, var_1_7=201, var_1_8=1] [L173] var_1_23 = __VERIFIER_nondet_uchar() [L174] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=2, var_1_16=3, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=0, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=2, var_1_16=3, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=0, var_1_6=10, var_1_7=201, var_1_8=1] [L175] CALL assume_abort_if_not(var_1_23 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=2, var_1_16=3, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=0, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_23 <= 1) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=2, var_1_16=3, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=0, var_1_6=10, var_1_7=201, var_1_8=1] [L176] var_1_24 = __VERIFIER_nondet_short() [L177] CALL assume_abort_if_not(var_1_24 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=2, var_1_16=3, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=0, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_24 >= -32768) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=2, var_1_16=3, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=0, var_1_6=10, var_1_7=201, var_1_8=1] [L178] CALL assume_abort_if_not(var_1_24 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=2, var_1_16=3, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=0, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_24 <= 32767) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=2, var_1_16=3, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=0, var_1_6=10, var_1_7=201, var_1_8=1] [L179] var_1_25 = __VERIFIER_nondet_uchar() [L180] CALL assume_abort_if_not(var_1_25 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=2, var_1_16=3, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=0, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_25 >= 1) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=2, var_1_16=3, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=0, var_1_6=10, var_1_7=201, var_1_8=1] [L181] CALL assume_abort_if_not(var_1_25 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=2, var_1_16=3, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=0, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_25 <= 1) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=2, var_1_16=3, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=0, var_1_6=10, var_1_7=201, var_1_8=1] [L182] var_1_27 = __VERIFIER_nondet_long() [L183] CALL assume_abort_if_not(var_1_27 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=2, var_1_16=3, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=10013/20, var_1_27=23, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=0, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_27 >= -2147483648) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=2, var_1_16=3, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=10013/20, var_1_27=23, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=0, var_1_6=10, var_1_7=201, var_1_8=1] [L184] CALL assume_abort_if_not(var_1_27 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=2, var_1_16=3, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=10013/20, var_1_27=23, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=0, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_27 <= 2147483647) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=2, var_1_16=3, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=10013/20, var_1_27=23, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=0, var_1_6=10, var_1_7=201, var_1_8=1] [L185] CALL assume_abort_if_not(var_1_27 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=2, var_1_16=3, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=10013/20, var_1_27=23, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=0, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_27 != 0) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=2, var_1_16=3, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=10013/20, var_1_27=23, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=0, var_1_6=10, var_1_7=201, var_1_8=1] [L186] var_1_28 = __VERIFIER_nondet_float() [L187] CALL assume_abort_if_not((var_1_28 >= -461168.6018427382800e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 4611686.018427382800e+12F && var_1_28 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=2, var_1_16=3, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=10013/20, var_1_27=23, var_1_28=4, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=0, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not((var_1_28 >= -461168.6018427382800e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 4611686.018427382800e+12F && var_1_28 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=2, var_1_16=3, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=10013/20, var_1_27=23, var_1_28=4, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=0, var_1_6=10, var_1_7=201, var_1_8=1] [L188] var_1_29 = __VERIFIER_nondet_float() [L189] CALL assume_abort_if_not((var_1_29 >= -461168.6018427382800e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 4611686.018427382800e+12F && var_1_29 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=2, var_1_16=3, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=10013/20, var_1_27=23, var_1_28=4, var_1_29=49/5, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=0, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not((var_1_29 >= -461168.6018427382800e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 4611686.018427382800e+12F && var_1_29 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=2, var_1_16=3, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=10013/20, var_1_27=23, var_1_28=4, var_1_29=49/5, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=0, var_1_6=10, var_1_7=201, var_1_8=1] [L190] var_1_32 = __VERIFIER_nondet_long() [L191] CALL assume_abort_if_not(var_1_32 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=2, var_1_16=3, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=10013/20, var_1_27=23, var_1_28=4, var_1_29=49/5, var_1_30=49/5, var_1_31=4, var_1_32=-1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=0, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) [L191] RET assume_abort_if_not(var_1_32 >= -2147483648) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=2, var_1_16=3, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=10013/20, var_1_27=23, var_1_28=4, var_1_29=49/5, var_1_30=49/5, var_1_31=4, var_1_32=-1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=0, var_1_6=10, var_1_7=201, var_1_8=1] [L192] CALL assume_abort_if_not(var_1_32 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=2, var_1_16=3, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=10013/20, var_1_27=23, var_1_28=4, var_1_29=49/5, var_1_30=49/5, var_1_31=4, var_1_32=-1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=0, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_32 <= 2147483647) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=2, var_1_16=3, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=10013/20, var_1_27=23, var_1_28=4, var_1_29=49/5, var_1_30=49/5, var_1_31=4, var_1_32=-1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=0, var_1_6=10, var_1_7=201, var_1_8=1] [L193] var_1_33 = __VERIFIER_nondet_uchar() [L194] CALL assume_abort_if_not(var_1_33 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=2, var_1_16=3, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=10013/20, var_1_27=23, var_1_28=4, var_1_29=49/5, var_1_30=49/5, var_1_31=4, var_1_32=-1, var_1_33=0, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=0, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) [L194] RET assume_abort_if_not(var_1_33 >= 0) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=2, var_1_16=3, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=10013/20, var_1_27=23, var_1_28=4, var_1_29=49/5, var_1_30=49/5, var_1_31=4, var_1_32=-1, var_1_33=0, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=0, var_1_6=10, var_1_7=201, var_1_8=1] [L195] CALL assume_abort_if_not(var_1_33 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=2, var_1_16=3, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=10013/20, var_1_27=23, var_1_28=4, var_1_29=49/5, var_1_30=49/5, var_1_31=4, var_1_32=-1, var_1_33=0, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=0, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) [L195] RET assume_abort_if_not(var_1_33 <= 254) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=2, var_1_16=3, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=10013/20, var_1_27=23, var_1_28=4, var_1_29=49/5, var_1_30=49/5, var_1_31=4, var_1_32=-1, var_1_33=0, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=0, var_1_6=10, var_1_7=201, var_1_8=1] [L196] var_1_37 = __VERIFIER_nondet_uchar() [L197] CALL assume_abort_if_not(var_1_37 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=2, var_1_16=3, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=10013/20, var_1_27=23, var_1_28=4, var_1_29=49/5, var_1_30=49/5, var_1_31=4, var_1_32=-1, var_1_33=0, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=127, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=0, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) [L197] RET assume_abort_if_not(var_1_37 >= 127) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=2, var_1_16=3, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=10013/20, var_1_27=23, var_1_28=4, var_1_29=49/5, var_1_30=49/5, var_1_31=4, var_1_32=-1, var_1_33=0, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=127, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=0, var_1_6=10, var_1_7=201, var_1_8=1] [L198] CALL assume_abort_if_not(var_1_37 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=2, var_1_16=3, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=10013/20, var_1_27=23, var_1_28=4, var_1_29=49/5, var_1_30=49/5, var_1_31=4, var_1_32=-1, var_1_33=0, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=127, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=0, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) [L198] RET assume_abort_if_not(var_1_37 <= 254) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=2, var_1_16=3, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=10013/20, var_1_27=23, var_1_28=4, var_1_29=49/5, var_1_30=49/5, var_1_31=4, var_1_32=-1, var_1_33=0, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=127, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=0, var_1_6=10, var_1_7=201, var_1_8=1] [L199] var_1_38 = __VERIFIER_nondet_uchar() [L200] CALL assume_abort_if_not(var_1_38 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=2, var_1_16=3, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=10013/20, var_1_27=23, var_1_28=4, var_1_29=49/5, var_1_30=49/5, var_1_31=4, var_1_32=-1, var_1_33=0, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=127, var_1_38=127, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=0, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) [L200] RET assume_abort_if_not(var_1_38 >= 0) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=2, var_1_16=3, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=10013/20, var_1_27=23, var_1_28=4, var_1_29=49/5, var_1_30=49/5, var_1_31=4, var_1_32=-1, var_1_33=0, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=127, var_1_38=127, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=0, var_1_6=10, var_1_7=201, var_1_8=1] [L201] CALL assume_abort_if_not(var_1_38 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=2, var_1_16=3, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=10013/20, var_1_27=23, var_1_28=4, var_1_29=49/5, var_1_30=49/5, var_1_31=4, var_1_32=-1, var_1_33=0, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=127, var_1_38=127, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=0, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) [L201] RET assume_abort_if_not(var_1_38 <= 127) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=2, var_1_16=3, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=10013/20, var_1_27=23, var_1_28=4, var_1_29=49/5, var_1_30=49/5, var_1_31=4, var_1_32=-1, var_1_33=0, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=127, var_1_38=127, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=0, var_1_6=10, var_1_7=201, var_1_8=1] [L202] var_1_39 = __VERIFIER_nondet_uchar() [L203] CALL assume_abort_if_not(var_1_39 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=2, var_1_16=3, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=10013/20, var_1_27=23, var_1_28=4, var_1_29=49/5, var_1_30=49/5, var_1_31=4, var_1_32=-1, var_1_33=0, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=127, var_1_38=127, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=0, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) [L203] RET assume_abort_if_not(var_1_39 >= 0) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=2, var_1_16=3, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=10013/20, var_1_27=23, var_1_28=4, var_1_29=49/5, var_1_30=49/5, var_1_31=4, var_1_32=-1, var_1_33=0, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=127, var_1_38=127, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=0, var_1_6=10, var_1_7=201, var_1_8=1] [L204] CALL assume_abort_if_not(var_1_39 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=2, var_1_16=3, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=10013/20, var_1_27=23, var_1_28=4, var_1_29=49/5, var_1_30=49/5, var_1_31=4, var_1_32=-1, var_1_33=0, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=127, var_1_38=127, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=0, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) [L204] RET assume_abort_if_not(var_1_39 <= 127) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=2, var_1_16=3, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=10013/20, var_1_27=23, var_1_28=4, var_1_29=49/5, var_1_30=49/5, var_1_31=4, var_1_32=-1, var_1_33=0, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=127, var_1_38=127, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=0, var_1_6=10, var_1_7=201, var_1_8=1] [L205] var_1_42 = __VERIFIER_nondet_ushort() [L206] CALL assume_abort_if_not(var_1_42 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=2, var_1_16=3, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=10013/20, var_1_27=23, var_1_28=4, var_1_29=49/5, var_1_30=49/5, var_1_31=4, var_1_32=-1, var_1_33=0, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=127, var_1_38=127, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=32767, var_1_5=0, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) [L206] RET assume_abort_if_not(var_1_42 >= 32767) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=2, var_1_16=3, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=10013/20, var_1_27=23, var_1_28=4, var_1_29=49/5, var_1_30=49/5, var_1_31=4, var_1_32=-1, var_1_33=0, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=127, var_1_38=127, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=32767, var_1_5=0, var_1_6=10, var_1_7=201, var_1_8=1] [L207] CALL assume_abort_if_not(var_1_42 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=2, var_1_16=3, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=10013/20, var_1_27=23, var_1_28=4, var_1_29=49/5, var_1_30=49/5, var_1_31=4, var_1_32=-1, var_1_33=0, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=127, var_1_38=127, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=32767, var_1_5=0, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) [L207] RET assume_abort_if_not(var_1_42 <= 65534) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=2, var_1_16=3, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=10013/20, var_1_27=23, var_1_28=4, var_1_29=49/5, var_1_30=49/5, var_1_31=4, var_1_32=-1, var_1_33=0, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=127, var_1_38=127, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=32767, var_1_5=0, var_1_6=10, var_1_7=201, var_1_8=1] [L224] RET updateVariables() [L225] CALL step() [L65] signed long int stepLocal_6 = last_1_var_1_1; [L66] unsigned char stepLocal_5 = ((((last_1_var_1_1) < (8)) ? (last_1_var_1_1) : (8))) <= var_1_5; [L67] COND TRUE stepLocal_5 || last_1_var_1_8 [L68] COND FALSE !(stepLocal_6 <= last_1_var_1_6) [L71] var_1_14 = var_1_16 [L76] COND TRUE var_1_14 <= var_1_15 [L77] var_1_19 = (var_1_12 || var_1_20) [L79] COND TRUE var_1_5 >= -2 [L80] var_1_6 = (var_1_7 - 100) [L82] unsigned char stepLocal_4 = var_1_6; [L83] signed long int stepLocal_3 = var_1_6 / var_1_7; [L84] COND TRUE last_1_var_1_13 >= stepLocal_3 [L85] COND TRUE stepLocal_4 != ((((((((var_1_6) > (last_1_var_1_13)) ? (var_1_6) : (last_1_var_1_13)))) > (var_1_5)) ? (((((var_1_6) > (last_1_var_1_13)) ? (var_1_6) : (last_1_var_1_13)))) : (var_1_5))) [L86] var_1_13 = var_1_7 [L93] unsigned char stepLocal_7 = var_1_6; [L94] COND FALSE !(stepLocal_7 > var_1_6) [L97] unsigned char stepLocal_0 = var_1_6; [L98] COND FALSE !(\read(var_1_19)) [L101] COND FALSE !(((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))) >= stepLocal_0) [L105] unsigned char stepLocal_2 = var_1_19 && var_1_19; [L106] unsigned char stepLocal_1 = var_1_7; [L107] COND FALSE !((49.5f <= var_1_14) && stepLocal_2) [L114] var_1_8 = var_1_12 [L116] COND FALSE !(var_1_22 || var_1_23) [L119] COND FALSE !(((var_1_24 + 25) % var_1_27) < 2) [L122] COND FALSE !((- var_1_28) < ((((var_1_26) > (var_1_29)) ? (var_1_26) : (var_1_29)))) [L125] COND FALSE !(((((((((var_1_27) < 0 ) ? -(var_1_27) : (var_1_27)))) < (var_1_24)) ? (((((var_1_27) < 0 ) ? -(var_1_27) : (var_1_27)))) : (var_1_24))) <= var_1_32) [L128] COND FALSE !(var_1_31 < ((((var_1_24) < 0 ) ? -(var_1_24) : (var_1_24)))) [L131] COND TRUE \read(var_1_25) [L132] var_1_35 = var_1_33 [L134] COND TRUE \read(var_1_25) [L135] var_1_36 = (var_1_37 - var_1_38) [L139] COND TRUE (- var_1_36) != var_1_34 [L140] var_1_40 = var_1_39 [L142] COND FALSE !(var_1_33 <= (~ var_1_34)) [L147] var_1_41 = var_1_36 [L225] RET step() [L226] CALL, EXPR property() [L216-L217] return ((((((var_1_19 ? (var_1_1 == ((signed short int) ((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6))))) : ((((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))) >= var_1_6) ? (var_1_1 == ((signed short int) var_1_5)) : 1)) && ((var_1_5 >= -2) ? (var_1_6 == ((unsigned char) (var_1_7 - 100))) : 1)) && (((49.5f <= var_1_14) && (var_1_19 && var_1_19)) ? ((var_1_13 < var_1_7) ? (var_1_8 == ((unsigned char) (var_1_19 || var_1_11))) : (var_1_8 == ((unsigned char) var_1_11))) : (var_1_8 == ((unsigned char) var_1_12)))) && ((last_1_var_1_13 >= (var_1_6 / var_1_7)) ? ((var_1_6 != ((((((((var_1_6) > (last_1_var_1_13)) ? (var_1_6) : (last_1_var_1_13)))) > (var_1_5)) ? (((((var_1_6) > (last_1_var_1_13)) ? (var_1_6) : (last_1_var_1_13)))) : (var_1_5)))) ? (var_1_13 == ((signed short int) var_1_7)) : (var_1_13 == ((signed short int) last_1_var_1_13))) : (var_1_13 == ((signed short int) var_1_6)))) && (((((((last_1_var_1_1) < (8)) ? (last_1_var_1_1) : (8))) <= var_1_5) || last_1_var_1_8) ? ((last_1_var_1_1 <= last_1_var_1_6) ? (var_1_14 == ((float) (var_1_15 + var_1_16))) : (var_1_14 == ((float) var_1_16))) : (var_1_14 == ((float) var_1_16)))) && ((var_1_6 > var_1_6) ? (var_1_17 == ((unsigned short int) ((((25) > ((var_1_13 + var_1_6))) ? (25) : ((var_1_13 + var_1_6)))))) : 1)) && ((var_1_14 <= var_1_15) ? (var_1_19 == ((unsigned char) (var_1_12 || var_1_20))) : 1) ; [L226] RET, EXPR property() [L226] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=201, var_1_14=3, var_1_15=2, var_1_16=3, var_1_17=16, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=10013/20, var_1_27=23, var_1_28=4, var_1_29=49/5, var_1_30=49/5, var_1_31=4, var_1_32=-1, var_1_33=0, var_1_34=1, var_1_35=0, var_1_36=0, var_1_37=127, var_1_38=127, var_1_39=0, var_1_40=0, var_1_41=0, var_1_42=32767, var_1_5=0, var_1_6=101, var_1_7=201, var_1_8=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=201, var_1_14=3, var_1_15=2, var_1_16=3, var_1_17=16, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=10013/20, var_1_27=23, var_1_28=4, var_1_29=49/5, var_1_30=49/5, var_1_31=4, var_1_32=-1, var_1_33=0, var_1_34=1, var_1_35=0, var_1_36=0, var_1_37=127, var_1_38=127, var_1_39=0, var_1_40=0, var_1_41=0, var_1_42=32767, var_1_5=0, var_1_6=101, var_1_7=201, var_1_8=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 66 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 1, TraceHistogramMax: 37, 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=66occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 135 NumberOfCodeBlocks, 135 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 05:22:05,921 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/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_b038f178-822b-4cb7-aadd-45956cd2e20b/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-42.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/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_b038f178-822b-4cb7-aadd-45956cd2e20b/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 583df2ed5544a972dadd89472eff91929fe323dce02b65094581ff582d4e3330 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:22:08,649 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:22:08,778 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 05:22:08,787 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:22:08,788 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:22:08,848 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:22:08,849 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:22:08,850 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:22:08,851 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:22:08,856 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:22:08,857 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:22:08,857 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:22:08,858 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:22:08,859 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:22:08,860 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:22:08,860 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:22:08,862 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:22:08,862 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:22:08,863 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:22:08,864 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:22:08,865 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:22:08,865 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:22:08,866 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:22:08,866 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:22:08,867 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 05:22:08,867 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 05:22:08,868 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 05:22:08,868 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:22:08,869 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:22:08,869 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:22:08,871 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:22:08,871 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 05:22:08,871 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:22:08,872 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:22:08,872 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:22:08,873 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:22:08,873 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:22:08,873 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 05:22:08,874 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 05:22:08,875 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:22:08,875 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:22:08,876 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:22:08,876 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_b038f178-822b-4cb7-aadd-45956cd2e20b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 583df2ed5544a972dadd89472eff91929fe323dce02b65094581ff582d4e3330 [2023-11-19 05:22:09,335 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:22:09,368 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:22:09,371 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:22:09,372 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:22:09,373 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:22:09,374 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-42.i [2023-11-19 05:22:12,696 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:22:12,986 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:22:13,003 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-42.i [2023-11-19 05:22:13,023 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/bin/utaipan-verify-t7M7D8N6sZ/data/da3144d4a/a89bc60f471e4bcba5f891061aa6d960/FLAG8c1258c54 [2023-11-19 05:22:13,042 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/bin/utaipan-verify-t7M7D8N6sZ/data/da3144d4a/a89bc60f471e4bcba5f891061aa6d960 [2023-11-19 05:22:13,049 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:22:13,051 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:22:13,054 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:22:13,055 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:22:13,061 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:22:13,062 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:22:13" (1/1) ... [2023-11-19 05:22:13,063 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ece6548 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:22:13, skipping insertion in model container [2023-11-19 05:22:13,064 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:22:13" (1/1) ... [2023-11-19 05:22:13,098 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:22:13,275 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_b038f178-822b-4cb7-aadd-45956cd2e20b/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-42.i[919,932] [2023-11-19 05:22:13,355 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:22:13,378 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:22:13,391 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_b038f178-822b-4cb7-aadd-45956cd2e20b/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-42.i[919,932] [2023-11-19 05:22:13,453 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:22:13,489 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:22:13,490 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:22:13 WrapperNode [2023-11-19 05:22:13,490 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:22:13,491 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:22:13,491 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:22:13,491 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:22:13,499 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:22:13" (1/1) ... [2023-11-19 05:22:13,530 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:22:13" (1/1) ... [2023-11-19 05:22:13,581 INFO L138 Inliner]: procedures = 27, calls = 50, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 229 [2023-11-19 05:22:13,581 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:22:13,582 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:22:13,582 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:22:13,582 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:22:13,596 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:22:13" (1/1) ... [2023-11-19 05:22:13,596 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:22:13" (1/1) ... [2023-11-19 05:22:13,620 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:22:13" (1/1) ... [2023-11-19 05:22:13,620 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:22:13" (1/1) ... [2023-11-19 05:22:13,643 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:22:13" (1/1) ... [2023-11-19 05:22:13,648 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:22:13" (1/1) ... [2023-11-19 05:22:13,651 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:22:13" (1/1) ... [2023-11-19 05:22:13,654 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:22:13" (1/1) ... [2023-11-19 05:22:13,660 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:22:13,661 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:22:13,661 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:22:13,661 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:22:13,662 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:22:13" (1/1) ... [2023-11-19 05:22:13,682 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:22:13,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:22:13,714 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:22:13,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:22:13,762 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:22:13,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 05:22:13,762 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:22:13,763 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:22:13,764 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:22:13,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:22:13,906 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:22:13,908 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:22:14,662 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:22:14,671 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:22:14,672 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:22:14,685 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:22:14 BoogieIcfgContainer [2023-11-19 05:22:14,686 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:22:14,688 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:22:14,688 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:22:14,693 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:22:14,693 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:22:13" (1/3) ... [2023-11-19 05:22:14,694 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f606453 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:22:14, skipping insertion in model container [2023-11-19 05:22:14,694 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:22:13" (2/3) ... [2023-11-19 05:22:14,696 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f606453 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:22:14, skipping insertion in model container [2023-11-19 05:22:14,696 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:22:14" (3/3) ... [2023-11-19 05:22:14,698 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-cn_file-42.i [2023-11-19 05:22:14,712 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:22:14,712 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:22:14,763 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:22:14,769 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;@5ba00e34, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:22:14,770 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:22:14,774 INFO L276 IsEmpty]: Start isEmpty. Operand has 101 states, 61 states have (on average 1.4262295081967213) internal successors, (87), 62 states have internal predecessors, (87), 37 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2023-11-19 05:22:14,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2023-11-19 05:22:14,794 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:22:14,795 INFO L195 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:22:14,798 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:22:14,805 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:22:14,805 INFO L85 PathProgramCache]: Analyzing trace with hash -2106055353, now seen corresponding path program 1 times [2023-11-19 05:22:14,819 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:22:14,820 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [412473930] [2023-11-19 05:22:14,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:22:14,820 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 05:22:14,821 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:22:14,826 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/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 05:22:14,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/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 05:22:15,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:22:15,323 INFO L262 TraceCheckSpWp]: Trace formula consists of 384 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 05:22:15,349 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:22:15,416 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 884 proven. 0 refuted. 0 times theorem prover too weak. 1780 trivial. 0 not checked. [2023-11-19 05:22:15,417 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:22:15,418 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:22:15,418 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [412473930] [2023-11-19 05:22:15,419 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [412473930] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:22:15,419 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:22:15,419 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 05:22:15,421 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1383426845] [2023-11-19 05:22:15,422 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:22:15,427 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 05:22:15,427 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:22:15,461 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 05:22:15,462 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 05:22:15,465 INFO L87 Difference]: Start difference. First operand has 101 states, 61 states have (on average 1.4262295081967213) internal successors, (87), 62 states have internal predecessors, (87), 37 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) Second operand has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (37), 2 states have call predecessors, (37), 2 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) [2023-11-19 05:22:15,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:22:15,513 INFO L93 Difference]: Finished difference Result 194 states and 351 transitions. [2023-11-19 05:22:15,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 05:22:15,516 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (37), 2 states have call predecessors, (37), 2 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) Word has length 234 [2023-11-19 05:22:15,516 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:22:15,529 INFO L225 Difference]: With dead ends: 194 [2023-11-19 05:22:15,529 INFO L226 Difference]: Without dead ends: 96 [2023-11-19 05:22:15,535 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 233 GetRequests, 233 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 05:22:15,539 INFO L413 NwaCegarLoop]: 151 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, 151 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 05:22:15,540 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 151 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 05:22:15,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2023-11-19 05:22:15,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2023-11-19 05:22:15,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 57 states have (on average 1.3508771929824561) internal successors, (77), 57 states have internal predecessors, (77), 37 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2023-11-19 05:22:15,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 151 transitions. [2023-11-19 05:22:15,598 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 151 transitions. Word has length 234 [2023-11-19 05:22:15,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:22:15,599 INFO L495 AbstractCegarLoop]: Abstraction has 96 states and 151 transitions. [2023-11-19 05:22:15,599 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (37), 2 states have call predecessors, (37), 2 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) [2023-11-19 05:22:15,599 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 151 transitions. [2023-11-19 05:22:15,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2023-11-19 05:22:15,606 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:22:15,607 INFO L195 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:22:15,625 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/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 05:22:15,819 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/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 05:22:15,820 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:22:15,820 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:22:15,821 INFO L85 PathProgramCache]: Analyzing trace with hash -574908923, now seen corresponding path program 1 times [2023-11-19 05:22:15,822 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:22:15,822 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2009403866] [2023-11-19 05:22:15,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:22:15,823 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 05:22:15,823 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:22:15,825 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/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 05:22:15,827 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/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 05:22:16,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:22:16,376 INFO L262 TraceCheckSpWp]: Trace formula consists of 384 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 05:22:16,393 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:22:17,129 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2664 trivial. 0 not checked. [2023-11-19 05:22:17,129 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:22:17,129 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:22:17,130 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2009403866] [2023-11-19 05:22:17,130 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2009403866] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:22:17,130 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:22:17,130 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 05:22:17,131 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2011703828] [2023-11-19 05:22:17,131 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:22:17,134 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 05:22:17,135 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:22:17,138 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 05:22:17,139 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 05:22:17,139 INFO L87 Difference]: Start difference. First operand 96 states and 151 transitions. Second operand has 4 states, 4 states have (on average 13.0) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2023-11-19 05:22:17,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:22:17,652 INFO L93 Difference]: Finished difference Result 283 states and 448 transitions. [2023-11-19 05:22:17,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-19 05:22:17,658 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) Word has length 234 [2023-11-19 05:22:17,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:22:17,664 INFO L225 Difference]: With dead ends: 283 [2023-11-19 05:22:17,665 INFO L226 Difference]: Without dead ends: 190 [2023-11-19 05:22:17,666 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 234 GetRequests, 231 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 05:22:17,668 INFO L413 NwaCegarLoop]: 148 mSDtfsCounter, 97 mSDsluCounter, 287 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 75 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 97 SdHoareTripleChecker+Valid, 435 SdHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 75 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-19 05:22:17,669 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [97 Valid, 435 Invalid, 87 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [75 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-19 05:22:17,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 190 states. [2023-11-19 05:22:17,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 190 to 160. [2023-11-19 05:22:17,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 83 states have (on average 1.2409638554216869) internal successors, (103), 83 states have internal predecessors, (103), 74 states have call successors, (74), 2 states have call predecessors, (74), 2 states have return successors, (74), 74 states have call predecessors, (74), 74 states have call successors, (74) [2023-11-19 05:22:17,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 251 transitions. [2023-11-19 05:22:17,733 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 251 transitions. Word has length 234 [2023-11-19 05:22:17,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:22:17,735 INFO L495 AbstractCegarLoop]: Abstraction has 160 states and 251 transitions. [2023-11-19 05:22:17,735 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2023-11-19 05:22:17,735 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 251 transitions. [2023-11-19 05:22:17,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2023-11-19 05:22:17,741 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:22:17,741 INFO L195 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:22:17,752 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/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 05:22:17,952 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/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 05:22:17,952 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:22:17,953 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:22:17,953 INFO L85 PathProgramCache]: Analyzing trace with hash -921555616, now seen corresponding path program 1 times [2023-11-19 05:22:17,954 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:22:17,954 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1914665015] [2023-11-19 05:22:17,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:22:17,955 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 05:22:17,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:22:17,956 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/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 05:22:17,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/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 05:22:18,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:22:18,414 INFO L262 TraceCheckSpWp]: Trace formula consists of 384 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 05:22:18,424 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:22:18,472 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2664 trivial. 0 not checked. [2023-11-19 05:22:18,472 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:22:18,472 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:22:18,473 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1914665015] [2023-11-19 05:22:18,473 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1914665015] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:22:18,473 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:22:18,473 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 05:22:18,473 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1323725185] [2023-11-19 05:22:18,474 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:22:18,474 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 05:22:18,475 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:22:18,476 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 05:22:18,476 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 05:22:18,476 INFO L87 Difference]: Start difference. First operand 160 states and 251 transitions. Second operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2023-11-19 05:22:18,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:22:18,710 INFO L93 Difference]: Finished difference Result 253 states and 399 transitions. [2023-11-19 05:22:18,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 05:22:18,718 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) Word has length 235 [2023-11-19 05:22:18,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:22:18,723 INFO L225 Difference]: With dead ends: 253 [2023-11-19 05:22:18,723 INFO L226 Difference]: Without dead ends: 160 [2023-11-19 05:22:18,724 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 234 GetRequests, 233 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 05:22:18,725 INFO L413 NwaCegarLoop]: 146 mSDtfsCounter, 28 mSDsluCounter, 112 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 258 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-19 05:22:18,726 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [28 Valid, 258 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-19 05:22:18,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2023-11-19 05:22:18,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 160. [2023-11-19 05:22:18,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 83 states have (on average 1.2289156626506024) internal successors, (102), 83 states have internal predecessors, (102), 74 states have call successors, (74), 2 states have call predecessors, (74), 2 states have return successors, (74), 74 states have call predecessors, (74), 74 states have call successors, (74) [2023-11-19 05:22:18,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 250 transitions. [2023-11-19 05:22:18,785 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 250 transitions. Word has length 235 [2023-11-19 05:22:18,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:22:18,788 INFO L495 AbstractCegarLoop]: Abstraction has 160 states and 250 transitions. [2023-11-19 05:22:18,788 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2023-11-19 05:22:18,788 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 250 transitions. [2023-11-19 05:22:18,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2023-11-19 05:22:18,795 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:22:18,796 INFO L195 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:22:18,811 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/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 05:22:19,006 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/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 05:22:19,007 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:22:19,007 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:22:19,007 INFO L85 PathProgramCache]: Analyzing trace with hash 1379266974, now seen corresponding path program 1 times [2023-11-19 05:22:19,008 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:22:19,009 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1493424211] [2023-11-19 05:22:19,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:22:19,009 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 05:22:19,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:22:19,011 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/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 05:22:19,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/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 05:22:19,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:22:19,442 INFO L262 TraceCheckSpWp]: Trace formula consists of 383 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 05:22:19,449 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:22:20,543 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 1199 proven. 159 refuted. 0 times theorem prover too weak. 1306 trivial. 0 not checked. [2023-11-19 05:22:20,544 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 05:22:21,149 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 51 proven. 162 refuted. 0 times theorem prover too weak. 2451 trivial. 0 not checked. [2023-11-19 05:22:21,150 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:22:21,150 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1493424211] [2023-11-19 05:22:21,151 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1493424211] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 05:22:21,151 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1160996929] [2023-11-19 05:22:21,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:22:21,152 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 05:22:21,152 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 05:22:21,155 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 05:22:21,165 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-19 05:22:21,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:22:21,684 INFO L262 TraceCheckSpWp]: Trace formula consists of 383 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 05:22:21,691 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:22:21,733 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2664 trivial. 0 not checked. [2023-11-19 05:22:21,733 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:22:21,737 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1160996929] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:22:21,737 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-19 05:22:21,738 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9, 9] total 14 [2023-11-19 05:22:21,738 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2013640488] [2023-11-19 05:22:21,738 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:22:21,739 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 05:22:21,740 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:22:21,741 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 05:22:21,742 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=131, Unknown=0, NotChecked=0, Total=182 [2023-11-19 05:22:21,742 INFO L87 Difference]: Start difference. First operand 160 states and 250 transitions. Second operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2023-11-19 05:22:21,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:22:21,812 INFO L93 Difference]: Finished difference Result 296 states and 459 transitions. [2023-11-19 05:22:21,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 05:22:21,814 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) Word has length 235 [2023-11-19 05:22:21,815 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:22:21,821 INFO L225 Difference]: With dead ends: 296 [2023-11-19 05:22:21,821 INFO L226 Difference]: Without dead ends: 203 [2023-11-19 05:22:21,823 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 702 GetRequests, 689 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=51, Invalid=131, Unknown=0, NotChecked=0, Total=182 [2023-11-19 05:22:21,826 INFO L413 NwaCegarLoop]: 200 mSDtfsCounter, 60 mSDsluCounter, 141 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 60 SdHoareTripleChecker+Valid, 341 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 05:22:21,827 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [60 Valid, 341 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 05:22:21,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 203 states. [2023-11-19 05:22:21,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 203 to 200. [2023-11-19 05:22:21,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 200 states, 104 states have (on average 1.2019230769230769) internal successors, (125), 105 states have internal predecessors, (125), 92 states have call successors, (92), 3 states have call predecessors, (92), 3 states have return successors, (92), 91 states have call predecessors, (92), 92 states have call successors, (92) [2023-11-19 05:22:21,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 200 states and 309 transitions. [2023-11-19 05:22:21,902 INFO L78 Accepts]: Start accepts. Automaton has 200 states and 309 transitions. Word has length 235 [2023-11-19 05:22:21,905 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:22:21,905 INFO L495 AbstractCegarLoop]: Abstraction has 200 states and 309 transitions. [2023-11-19 05:22:21,905 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2023-11-19 05:22:21,906 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 309 transitions. [2023-11-19 05:22:21,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2023-11-19 05:22:21,909 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:22:21,910 INFO L195 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:22:21,916 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2023-11-19 05:22:22,124 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/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 05:22:22,315 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/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 05:22:22,316 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:22:22,316 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:22:22,317 INFO L85 PathProgramCache]: Analyzing trace with hash -1140692960, now seen corresponding path program 1 times [2023-11-19 05:22:22,317 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:22:22,318 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [659705112] [2023-11-19 05:22:22,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:22:22,318 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 05:22:22,318 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:22:22,320 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/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 05:22:22,328 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/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 (7)] Waiting until timeout for monitored process [2023-11-19 05:22:22,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:22:22,820 INFO L262 TraceCheckSpWp]: Trace formula consists of 383 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 05:22:22,827 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:22:23,968 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 1199 proven. 159 refuted. 0 times theorem prover too weak. 1306 trivial. 0 not checked. [2023-11-19 05:22:23,969 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 05:22:24,672 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 51 proven. 162 refuted. 0 times theorem prover too weak. 2451 trivial. 0 not checked. [2023-11-19 05:22:24,672 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:22:24,672 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [659705112] [2023-11-19 05:22:24,673 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [659705112] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 05:22:24,673 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1440849381] [2023-11-19 05:22:24,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:22:24,673 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 05:22:24,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 05:22:24,675 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 05:22:24,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-11-19 05:22:25,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:22:25,765 INFO L262 TraceCheckSpWp]: Trace formula consists of 383 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 05:22:25,772 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:22:27,638 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2664 trivial. 0 not checked. [2023-11-19 05:22:27,638 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:22:27,638 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1440849381] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:22:27,638 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-19 05:22:27,639 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [9, 9] total 16 [2023-11-19 05:22:27,639 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2100219142] [2023-11-19 05:22:27,639 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:22:27,640 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-19 05:22:27,640 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:22:27,640 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-19 05:22:27,641 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=185, Unknown=0, NotChecked=0, Total=240 [2023-11-19 05:22:27,641 INFO L87 Difference]: Start difference. First operand 200 states and 309 transitions. Second operand has 5 states, 5 states have (on average 10.6) internal successors, (53), 4 states have internal predecessors, (53), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2023-11-19 05:22:30,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:22:30,529 INFO L93 Difference]: Finished difference Result 498 states and 767 transitions. [2023-11-19 05:22:30,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-19 05:22:30,530 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 4 states have internal predecessors, (53), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) Word has length 235 [2023-11-19 05:22:30,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:22:30,535 INFO L225 Difference]: With dead ends: 498 [2023-11-19 05:22:30,536 INFO L226 Difference]: Without dead ends: 365 [2023-11-19 05:22:30,537 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 705 GetRequests, 687 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 63 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=70, Invalid=272, Unknown=0, NotChecked=0, Total=342 [2023-11-19 05:22:30,538 INFO L413 NwaCegarLoop]: 204 mSDtfsCounter, 145 mSDsluCounter, 375 mSDsCounter, 0 mSdLazyCounter, 136 mSolverCounterSat, 76 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 145 SdHoareTripleChecker+Valid, 579 SdHoareTripleChecker+Invalid, 212 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 136 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2023-11-19 05:22:30,538 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [145 Valid, 579 Invalid, 212 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 136 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2023-11-19 05:22:30,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 365 states. [2023-11-19 05:22:30,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 365 to 331. [2023-11-19 05:22:30,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 331 states, 178 states have (on average 1.2303370786516854) internal successors, (219), 180 states have internal predecessors, (219), 147 states have call successors, (147), 5 states have call predecessors, (147), 5 states have return successors, (147), 145 states have call predecessors, (147), 147 states have call successors, (147) [2023-11-19 05:22:30,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 331 states and 513 transitions. [2023-11-19 05:22:30,604 INFO L78 Accepts]: Start accepts. Automaton has 331 states and 513 transitions. Word has length 235 [2023-11-19 05:22:30,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:22:30,605 INFO L495 AbstractCegarLoop]: Abstraction has 331 states and 513 transitions. [2023-11-19 05:22:30,606 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 4 states have internal predecessors, (53), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2023-11-19 05:22:30,606 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 513 transitions. [2023-11-19 05:22:30,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2023-11-19 05:22:30,610 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:22:30,610 INFO L195 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:22:30,632 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/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 (7)] Forceful destruction successful, exit code 0 [2023-11-19 05:22:30,827 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2023-11-19 05:22:31,021 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/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_b038f178-822b-4cb7-aadd-45956cd2e20b/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt [2023-11-19 05:22:31,022 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:22:31,022 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:22:31,023 INFO L85 PathProgramCache]: Analyzing trace with hash -1359547678, now seen corresponding path program 1 times [2023-11-19 05:22:31,023 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:22:31,023 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1362066324] [2023-11-19 05:22:31,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:22:31,024 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 05:22:31,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:22:31,025 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/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 05:22:31,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/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 05:22:31,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:22:31,424 INFO L262 TraceCheckSpWp]: Trace formula consists of 384 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 05:22:31,429 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:22:32,512 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 1199 proven. 159 refuted. 0 times theorem prover too weak. 1306 trivial. 0 not checked. [2023-11-19 05:22:32,512 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 05:22:33,213 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 51 proven. 162 refuted. 0 times theorem prover too weak. 2451 trivial. 0 not checked. [2023-11-19 05:22:33,213 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:22:33,214 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1362066324] [2023-11-19 05:22:33,214 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1362066324] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 05:22:33,214 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1716722922] [2023-11-19 05:22:33,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:22:33,214 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 05:22:33,214 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 05:22:33,215 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 05:22:33,229 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2023-11-19 05:22:34,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:22:34,387 INFO L262 TraceCheckSpWp]: Trace formula consists of 384 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 05:22:34,392 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:22:35,371 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2664 trivial. 0 not checked. [2023-11-19 05:22:35,371 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:22:35,371 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1716722922] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:22:35,371 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-19 05:22:35,372 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9, 9] total 17 [2023-11-19 05:22:35,372 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1628625699] [2023-11-19 05:22:35,372 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:22:35,372 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-19 05:22:35,373 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:22:35,373 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-19 05:22:35,374 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=213, Unknown=0, NotChecked=0, Total=272 [2023-11-19 05:22:35,374 INFO L87 Difference]: Start difference. First operand 331 states and 513 transitions. Second operand has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 5 states have internal predecessors, (53), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2023-11-19 05:22:38,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:22:38,353 INFO L93 Difference]: Finished difference Result 712 states and 1086 transitions. [2023-11-19 05:22:38,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-19 05:22:38,360 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 5 states have internal predecessors, (53), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) Word has length 235 [2023-11-19 05:22:38,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:22:38,367 INFO L225 Difference]: With dead ends: 712 [2023-11-19 05:22:38,367 INFO L226 Difference]: Without dead ends: 579 [2023-11-19 05:22:38,369 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 706 GetRequests, 686 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=83, Invalid=337, Unknown=0, NotChecked=0, Total=420 [2023-11-19 05:22:38,370 INFO L413 NwaCegarLoop]: 241 mSDtfsCounter, 191 mSDsluCounter, 510 mSDsCounter, 0 mSdLazyCounter, 243 mSolverCounterSat, 81 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 191 SdHoareTripleChecker+Valid, 751 SdHoareTripleChecker+Invalid, 324 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Valid, 243 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2023-11-19 05:22:38,370 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [191 Valid, 751 Invalid, 324 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 243 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2023-11-19 05:22:38,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 579 states. [2023-11-19 05:22:38,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 579 to 509. [2023-11-19 05:22:38,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 509 states, 293 states have (on average 1.266211604095563) internal successors, (371), 298 states have internal predecessors, (371), 206 states have call successors, (206), 9 states have call predecessors, (206), 9 states have return successors, (206), 201 states have call predecessors, (206), 206 states have call successors, (206) [2023-11-19 05:22:38,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 509 states and 783 transitions. [2023-11-19 05:22:38,457 INFO L78 Accepts]: Start accepts. Automaton has 509 states and 783 transitions. Word has length 235 [2023-11-19 05:22:38,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:22:38,458 INFO L495 AbstractCegarLoop]: Abstraction has 509 states and 783 transitions. [2023-11-19 05:22:38,459 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 5 states have internal predecessors, (53), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2023-11-19 05:22:38,459 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 783 transitions. [2023-11-19 05:22:38,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2023-11-19 05:22:38,463 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:22:38,463 INFO L195 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:22:38,474 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/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)] Forceful destruction successful, exit code 0 [2023-11-19 05:22:38,680 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (10)] Forceful destruction successful, exit code 0 [2023-11-19 05:22:38,873 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/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=3,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt [2023-11-19 05:22:38,874 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:22:38,874 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:22:38,874 INFO L85 PathProgramCache]: Analyzing trace with hash 1061551156, now seen corresponding path program 1 times [2023-11-19 05:22:38,875 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:22:38,875 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1918801349] [2023-11-19 05:22:38,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:22:38,875 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 05:22:38,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:22:38,876 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/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 05:22:38,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/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 (11)] Waiting until timeout for monitored process [2023-11-19 05:22:39,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:22:39,301 INFO L262 TraceCheckSpWp]: Trace formula consists of 384 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 05:22:39,306 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:22:40,254 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 1199 proven. 159 refuted. 0 times theorem prover too weak. 1306 trivial. 0 not checked. [2023-11-19 05:22:40,254 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 05:22:40,874 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 51 proven. 162 refuted. 0 times theorem prover too weak. 2451 trivial. 0 not checked. [2023-11-19 05:22:40,875 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:22:40,875 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1918801349] [2023-11-19 05:22:40,875 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1918801349] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 05:22:40,875 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1872789790] [2023-11-19 05:22:40,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:22:40,876 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 05:22:40,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 05:22:40,877 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 05:22:40,878 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2023-11-19 05:22:41,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:22:41,976 INFO L262 TraceCheckSpWp]: Trace formula consists of 384 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 05:22:41,982 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:22:42,322 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 1368 proven. 54 refuted. 0 times theorem prover too weak. 1242 trivial. 0 not checked. [2023-11-19 05:22:42,322 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 05:22:42,705 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 54 proven. 54 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2023-11-19 05:22:42,705 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1872789790] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 05:22:42,705 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1298004987] [2023-11-19 05:22:42,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:22:42,705 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:22:42,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:22:42,712 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 05:22:42,713 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2023-11-19 05:22:42,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:22:42,910 INFO L262 TraceCheckSpWp]: Trace formula consists of 384 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 05:22:42,915 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:22:43,232 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 1368 proven. 54 refuted. 0 times theorem prover too weak. 1242 trivial. 0 not checked. [2023-11-19 05:22:43,232 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 05:22:43,517 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 54 proven. 54 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2023-11-19 05:22:43,517 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1298004987] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 05:22:43,517 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2023-11-19 05:22:43,518 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 5, 5, 5, 5] total 16 [2023-11-19 05:22:43,518 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [749123606] [2023-11-19 05:22:43,518 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2023-11-19 05:22:43,520 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2023-11-19 05:22:43,520 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:22:43,521 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2023-11-19 05:22:43,522 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=176, Unknown=0, NotChecked=0, Total=240 [2023-11-19 05:22:43,522 INFO L87 Difference]: Start difference. First operand 509 states and 783 transitions. Second operand has 16 states, 16 states have (on average 7.25) internal successors, (116), 16 states have internal predecessors, (116), 4 states have call successors, (113), 4 states have call predecessors, (113), 9 states have return successors, (116), 4 states have call predecessors, (116), 4 states have call successors, (116) [2023-11-19 05:22:45,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:22:45,796 INFO L93 Difference]: Finished difference Result 1249 states and 1854 transitions. [2023-11-19 05:22:45,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2023-11-19 05:22:45,799 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 7.25) internal successors, (116), 16 states have internal predecessors, (116), 4 states have call successors, (113), 4 states have call predecessors, (113), 9 states have return successors, (116), 4 states have call predecessors, (116), 4 states have call successors, (116) Word has length 236 [2023-11-19 05:22:45,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:22:45,806 INFO L225 Difference]: With dead ends: 1249 [2023-11-19 05:22:45,806 INFO L226 Difference]: Without dead ends: 807 [2023-11-19 05:22:45,810 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1443 GetRequests, 1395 SyntacticMatches, 3 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 539 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=600, Invalid=1562, Unknown=0, NotChecked=0, Total=2162 [2023-11-19 05:22:45,811 INFO L413 NwaCegarLoop]: 188 mSDtfsCounter, 323 mSDsluCounter, 322 mSDsCounter, 0 mSdLazyCounter, 495 mSolverCounterSat, 193 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 323 SdHoareTripleChecker+Valid, 510 SdHoareTripleChecker+Invalid, 688 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 193 IncrementalHoareTripleChecker+Valid, 495 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2023-11-19 05:22:45,811 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [323 Valid, 510 Invalid, 688 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [193 Valid, 495 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2023-11-19 05:22:45,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 807 states. [2023-11-19 05:22:45,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 807 to 759. [2023-11-19 05:22:45,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 759 states, 465 states have (on average 1.249462365591398) internal successors, (581), 467 states have internal predecessors, (581), 263 states have call successors, (263), 30 states have call predecessors, (263), 30 states have return successors, (263), 261 states have call predecessors, (263), 263 states have call successors, (263) [2023-11-19 05:22:45,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 759 states and 1107 transitions. [2023-11-19 05:22:45,962 INFO L78 Accepts]: Start accepts. Automaton has 759 states and 1107 transitions. Word has length 236 [2023-11-19 05:22:45,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:22:45,963 INFO L495 AbstractCegarLoop]: Abstraction has 759 states and 1107 transitions. [2023-11-19 05:22:45,963 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 7.25) internal successors, (116), 16 states have internal predecessors, (116), 4 states have call successors, (113), 4 states have call predecessors, (113), 9 states have return successors, (116), 4 states have call predecessors, (116), 4 states have call successors, (116) [2023-11-19 05:22:45,963 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 1107 transitions. [2023-11-19 05:22:45,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2023-11-19 05:22:45,965 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:22:45,965 INFO L195 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:22:45,976 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/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 (11)] Forceful destruction successful, exit code 0 [2023-11-19 05:22:46,193 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2023-11-19 05:22:46,379 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (12)] Forceful destruction successful, exit code 0 [2023-11-19 05:22:46,573 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/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=3,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt [2023-11-19 05:22:46,574 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:22:46,574 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:22:46,574 INFO L85 PathProgramCache]: Analyzing trace with hash -38123086, now seen corresponding path program 1 times [2023-11-19 05:22:46,575 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:22:46,575 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1235025964] [2023-11-19 05:22:46,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:22:46,575 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 05:22:46,576 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:22:46,576 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/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 05:22:46,578 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b038f178-822b-4cb7-aadd-45956cd2e20b/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 (14)] Waiting until timeout for monitored process [2023-11-19 05:22:46,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:22:46,961 INFO L262 TraceCheckSpWp]: Trace formula consists of 384 conjuncts, 29 conjunts are in the unsatisfiable core [2023-11-19 05:22:46,970 INFO L285 TraceCheckSpWp]: Computing forward predicates...