./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-98.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d476a8-4360-4f0d-9c08-6bd4dda85f65/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d476a8-4360-4f0d-9c08-6bd4dda85f65/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_99d476a8-4360-4f0d-9c08-6bd4dda85f65/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d476a8-4360-4f0d-9c08-6bd4dda85f65/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-98.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d476a8-4360-4f0d-9c08-6bd4dda85f65/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_99d476a8-4360-4f0d-9c08-6bd4dda85f65/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 fa899b25f522973b6bbc58879b0eb17248367bb8b552686dbd6511ffcd7729d0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:04:19,821 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:04:19,907 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d476a8-4360-4f0d-9c08-6bd4dda85f65/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 05:04:19,913 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:04:19,914 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:04:19,951 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:04:19,952 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:04:19,953 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:04:19,953 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:04:19,954 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:04:19,955 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:04:19,955 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:04:19,956 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:04:19,956 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 05:04:19,957 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:04:19,957 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:04:19,958 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 05:04:19,958 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 05:04:19,959 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:04:19,959 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 05:04:19,960 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 05:04:19,964 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 05:04:19,965 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:04:19,965 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:04:19,966 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:04:19,966 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 05:04:19,967 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:04:19,967 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:04:19,968 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:04:19,968 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:04:19,969 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:04:19,970 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:04:19,970 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:04:19,971 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:04:19,971 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:04:19,971 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:04:19,971 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:04:19,972 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:04:19,972 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:04:19,972 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:04:19,973 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 05:04:19,986 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 05:04:19,987 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:04:19,987 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:04:19,987 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:04:19,988 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_99d476a8-4360-4f0d-9c08-6bd4dda85f65/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d476a8-4360-4f0d-9c08-6bd4dda85f65/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa899b25f522973b6bbc58879b0eb17248367bb8b552686dbd6511ffcd7729d0 [2023-11-19 05:04:20,299 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:04:20,332 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:04:20,334 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:04:20,338 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:04:20,338 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:04:20,340 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d476a8-4360-4f0d-9c08-6bd4dda85f65/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-98.i [2023-11-19 05:04:23,349 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:04:23,679 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:04:23,680 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d476a8-4360-4f0d-9c08-6bd4dda85f65/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-98.i [2023-11-19 05:04:23,697 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d476a8-4360-4f0d-9c08-6bd4dda85f65/bin/utaipan-verify-t7M7D8N6sZ/data/83d34f17b/cf6190e9c22240558f40e47209e622ec/FLAG91beb496b [2023-11-19 05:04:23,713 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d476a8-4360-4f0d-9c08-6bd4dda85f65/bin/utaipan-verify-t7M7D8N6sZ/data/83d34f17b/cf6190e9c22240558f40e47209e622ec [2023-11-19 05:04:23,721 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:04:23,722 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:04:23,726 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:04:23,726 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:04:23,731 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:04:23,732 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:04:23" (1/1) ... [2023-11-19 05:04:23,733 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52cd82fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:23, skipping insertion in model container [2023-11-19 05:04:23,734 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:04:23" (1/1) ... [2023-11-19 05:04:23,783 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:04:23,947 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_99d476a8-4360-4f0d-9c08-6bd4dda85f65/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-98.i[919,932] [2023-11-19 05:04:24,046 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:04:24,061 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:04:24,074 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_99d476a8-4360-4f0d-9c08-6bd4dda85f65/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-98.i[919,932] [2023-11-19 05:04:24,121 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:04:24,140 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:04:24,141 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:24 WrapperNode [2023-11-19 05:04:24,141 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:04:24,143 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:04:24,143 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:04:24,143 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:04:24,151 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:24" (1/1) ... [2023-11-19 05:04:24,165 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:24" (1/1) ... [2023-11-19 05:04:24,219 INFO L138 Inliner]: procedures = 26, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 239 [2023-11-19 05:04:24,219 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:04:24,220 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:04:24,220 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:04:24,220 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:04:24,230 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:24" (1/1) ... [2023-11-19 05:04:24,231 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:24" (1/1) ... [2023-11-19 05:04:24,236 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:24" (1/1) ... [2023-11-19 05:04:24,239 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:24" (1/1) ... [2023-11-19 05:04:24,255 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:24" (1/1) ... [2023-11-19 05:04:24,260 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:24" (1/1) ... [2023-11-19 05:04:24,264 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:24" (1/1) ... [2023-11-19 05:04:24,267 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:24" (1/1) ... [2023-11-19 05:04:24,275 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:04:24,276 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:04:24,276 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:04:24,276 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:04:24,277 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:24" (1/1) ... [2023-11-19 05:04:24,283 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:04:24,305 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d476a8-4360-4f0d-9c08-6bd4dda85f65/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:04:24,327 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d476a8-4360-4f0d-9c08-6bd4dda85f65/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:04:24,359 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d476a8-4360-4f0d-9c08-6bd4dda85f65/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:04:24,374 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:04:24,375 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:04:24,375 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:04:24,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 05:04:24,376 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:04:24,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:04:24,516 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:04:24,520 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:04:25,098 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:04:25,589 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:04:25,589 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:04:25,596 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:04:25 BoogieIcfgContainer [2023-11-19 05:04:25,596 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:04:25,600 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:04:25,600 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:04:25,603 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:04:25,604 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:04:23" (1/3) ... [2023-11-19 05:04:25,605 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a48c997 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:04:25, skipping insertion in model container [2023-11-19 05:04:25,606 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:24" (2/3) ... [2023-11-19 05:04:25,608 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a48c997 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:04:25, skipping insertion in model container [2023-11-19 05:04:25,608 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:04:25" (3/3) ... [2023-11-19 05:04:25,609 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-98.i [2023-11-19 05:04:25,631 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:04:25,631 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:04:25,704 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:04:25,712 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;@6c506e18, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:04:25,713 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:04:25,718 INFO L276 IsEmpty]: Start isEmpty. Operand has 60 states, 24 states have (on average 1.125) internal successors, (27), 25 states have internal predecessors, (27), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-19 05:04:25,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-11-19 05:04:25,737 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:04:25,737 INFO L195 NwaCegarLoop]: trace histogram [33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:04:25,738 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:04:25,745 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:04:25,746 INFO L85 PathProgramCache]: Analyzing trace with hash -847812542, now seen corresponding path program 1 times [2023-11-19 05:04:25,755 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:04:25,756 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1051604213] [2023-11-19 05:04:25,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:04:25,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:04:26,055 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 05:04:26,056 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [827973428] [2023-11-19 05:04:26,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:04:26,057 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:04:26,057 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d476a8-4360-4f0d-9c08-6bd4dda85f65/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:04:26,059 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d476a8-4360-4f0d-9c08-6bd4dda85f65/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 05:04:26,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d476a8-4360-4f0d-9c08-6bd4dda85f65/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 05:04:26,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:04:26,804 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 05:04:27,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:04:28,071 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 05:04:28,074 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 05:04:28,075 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 05:04:28,095 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d476a8-4360-4f0d-9c08-6bd4dda85f65/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-19 05:04:28,290 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d476a8-4360-4f0d-9c08-6bd4dda85f65/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-19 05:04:28,295 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 05:04:28,300 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 05:04:28,455 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 05:04:28 BoogieIcfgContainer [2023-11-19 05:04:28,455 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 05:04:28,456 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 05:04:28,456 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 05:04:28,456 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 05:04:28,457 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:04:25" (3/4) ... [2023-11-19 05:04:28,459 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 05:04:28,461 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 05:04:28,462 INFO L158 Benchmark]: Toolchain (without parser) took 4739.66ms. Allocated memory is still 159.4MB. Free memory was 128.2MB in the beginning and 82.0MB in the end (delta: 46.2MB). Peak memory consumption was 47.4MB. Max. memory is 16.1GB. [2023-11-19 05:04:28,463 INFO L158 Benchmark]: CDTParser took 1.25ms. Allocated memory is still 123.7MB. Free memory is still 96.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:04:28,463 INFO L158 Benchmark]: CACSL2BoogieTranslator took 416.54ms. Allocated memory is still 159.4MB. Free memory was 127.7MB in the beginning and 111.6MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 05:04:28,464 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.64ms. Allocated memory is still 159.4MB. Free memory was 111.6MB in the beginning and 107.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 05:04:28,465 INFO L158 Benchmark]: Boogie Preprocessor took 54.78ms. Allocated memory is still 159.4MB. Free memory was 107.4MB in the beginning and 105.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 05:04:28,466 INFO L158 Benchmark]: RCFGBuilder took 1320.75ms. Allocated memory is still 159.4MB. Free memory was 105.3MB in the beginning and 81.1MB in the end (delta: 24.2MB). Peak memory consumption was 49.5MB. Max. memory is 16.1GB. [2023-11-19 05:04:28,466 INFO L158 Benchmark]: TraceAbstraction took 2855.46ms. Allocated memory is still 159.4MB. Free memory was 80.1MB in the beginning and 82.0MB in the end (delta: -1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:04:28,467 INFO L158 Benchmark]: Witness Printer took 5.20ms. Allocated memory is still 159.4MB. Free memory is still 82.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:04:28,470 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.25ms. Allocated memory is still 123.7MB. Free memory is still 96.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 416.54ms. Allocated memory is still 159.4MB. Free memory was 127.7MB in the beginning and 111.6MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.64ms. Allocated memory is still 159.4MB. Free memory was 111.6MB in the beginning and 107.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.78ms. Allocated memory is still 159.4MB. Free memory was 107.4MB in the beginning and 105.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1320.75ms. Allocated memory is still 159.4MB. Free memory was 105.3MB in the beginning and 81.1MB in the end (delta: 24.2MB). Peak memory consumption was 49.5MB. Max. memory is 16.1GB. * TraceAbstraction took 2855.46ms. Allocated memory is still 159.4MB. Free memory was 80.1MB in the beginning and 82.0MB in the end (delta: -1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.20ms. Allocated memory is still 159.4MB. Free memory is still 82.0MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 182, overapproximation of bitwiseOr at line 112, overapproximation of bitwiseAnd at line 66, overapproximation of someBinaryArithmeticDOUBLEoperation at line 94, overapproximation of someBinaryDOUBLEComparisonOperation at line 123. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = -64; [L23] signed short int var_1_4 = -10; [L24] signed short int var_1_5 = 100; [L25] double var_1_6 = 0.5; [L26] double var_1_7 = 16.5; [L27] double var_1_8 = 7.4; [L28] unsigned short int var_1_9 = 4; [L29] unsigned char var_1_10 = 0; [L30] unsigned long int var_1_11 = 1000000000; [L31] unsigned short int var_1_12 = 256; [L32] signed short int var_1_13 = 16; [L33] signed short int var_1_14 = 64; [L34] unsigned short int var_1_15 = 63836; [L35] unsigned short int var_1_16 = 10; [L36] signed char var_1_17 = -8; [L37] signed char var_1_18 = 8; [L38] signed short int var_1_19 = 50; [L39] signed short int var_1_20 = 10; [L40] signed short int var_1_21 = 10000; [L41] signed char var_1_22 = -2; [L42] float var_1_23 = 3.2; [L43] unsigned long int var_1_27 = 2686167646; [L44] unsigned char var_1_30 = 16; [L45] unsigned char var_1_31 = 0; [L46] signed long int var_1_32 = -2; [L47] unsigned short int var_1_33 = 1; [L48] unsigned long int var_1_34 = 3877983372; [L49] double var_1_35 = 16.75; [L50] double var_1_36 = 0.0; [L51] double var_1_37 = 99999.6; [L52] float var_1_38 = 25.6; [L53] float var_1_39 = 8.75; [L54] signed long int last_1_var_1_1 = -64; [L192] isInitial = 1 [L193] FCALL initially() [L194] COND TRUE 1 [L195] CALL updateLastVariables() [L185] last_1_var_1_1 = var_1_1 [L195] RET updateLastVariables() [L196] CALL updateVariables() [L132] var_1_4 = __VERIFIER_nondet_short() [L133] CALL assume_abort_if_not(var_1_4 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=7, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not(var_1_4 >= -32768) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=7, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L134] CALL assume_abort_if_not(var_1_4 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=7, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not(var_1_4 <= 32767) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=7, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L135] CALL assume_abort_if_not(var_1_4 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=7, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not(var_1_4 != 0) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=7, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L136] var_1_5 = __VERIFIER_nondet_short() [L137] CALL assume_abort_if_not(var_1_5 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=7, var_1_5=13, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_5 >= -32768) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=7, var_1_5=13, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L138] CALL assume_abort_if_not(var_1_5 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=7, var_1_5=13, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_5 <= 32767) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=7, var_1_5=13, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L139] CALL assume_abort_if_not(var_1_5 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=7, var_1_5=13, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_5 != 0) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=7, var_1_5=13, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L140] var_1_7 = __VERIFIER_nondet_double() [L141] CALL assume_abort_if_not((var_1_7 >= -461168.6018427382800e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=7, var_1_5=13, var_1_6=1/2, var_1_7=2, var_1_8=37/5, var_1_9=4] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not((var_1_7 >= -461168.6018427382800e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=7, var_1_5=13, var_1_6=1/2, var_1_7=2, var_1_8=37/5, var_1_9=4] [L142] var_1_8 = __VERIFIER_nondet_double() [L143] CALL assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=7, var_1_5=13, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=7, var_1_5=13, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L144] var_1_10 = __VERIFIER_nondet_uchar() [L145] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=7, var_1_5=13, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=7, var_1_5=13, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L146] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=7, var_1_5=13, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=7, var_1_5=13, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L147] var_1_13 = __VERIFIER_nondet_short() [L148] CALL assume_abort_if_not(var_1_13 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=7, var_1_5=13, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_13 >= -1) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=7, var_1_5=13, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L149] CALL assume_abort_if_not(var_1_13 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=7, var_1_5=13, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_13 <= 32767) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=7, var_1_5=13, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L150] var_1_14 = __VERIFIER_nondet_short() [L151] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=7, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=7, var_1_5=13, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=7, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=7, var_1_5=13, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L152] CALL assume_abort_if_not(var_1_14 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=7, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=7, var_1_5=13, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_14 <= 32767) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=7, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=7, var_1_5=13, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L153] var_1_15 = __VERIFIER_nondet_ushort() [L154] CALL assume_abort_if_not(var_1_15 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=7, var_1_15=32770, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=7, var_1_5=13, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_15 >= 32767) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=7, var_1_15=32770, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=7, var_1_5=13, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L155] CALL assume_abort_if_not(var_1_15 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=7, var_1_15=32770, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=7, var_1_5=13, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_15 <= 65534) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=7, var_1_15=32770, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=7, var_1_5=13, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L156] var_1_16 = __VERIFIER_nondet_ushort() [L157] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=7, var_1_15=32770, var_1_16=32767, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=7, var_1_5=13, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=7, var_1_15=32770, var_1_16=32767, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=7, var_1_5=13, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L158] CALL assume_abort_if_not(var_1_16 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=7, var_1_15=32770, var_1_16=32767, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=7, var_1_5=13, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_16 <= 32767) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=7, var_1_15=32770, var_1_16=32767, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=7, var_1_5=13, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L159] var_1_18 = __VERIFIER_nondet_char() [L160] CALL assume_abort_if_not(var_1_18 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=7, var_1_15=32770, var_1_16=32767, var_1_17=-8, var_1_18=126, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=7, var_1_5=13, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_18 >= -127) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=7, var_1_15=32770, var_1_16=32767, var_1_17=-8, var_1_18=126, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=7, var_1_5=13, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L161] CALL assume_abort_if_not(var_1_18 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=7, var_1_15=32770, var_1_16=32767, var_1_17=-8, var_1_18=126, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=7, var_1_5=13, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_18 <= 126) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=7, var_1_15=32770, var_1_16=32767, var_1_17=-8, var_1_18=126, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=7, var_1_5=13, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L162] var_1_20 = __VERIFIER_nondet_short() [L163] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=7, var_1_15=32770, var_1_16=32767, var_1_17=-8, var_1_18=126, var_1_19=50, var_1_1=-64, var_1_20=0, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=7, var_1_5=13, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=7, var_1_15=32770, var_1_16=32767, var_1_17=-8, var_1_18=126, var_1_19=50, var_1_1=-64, var_1_20=0, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=7, var_1_5=13, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L164] CALL assume_abort_if_not(var_1_20 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=7, var_1_15=32770, var_1_16=32767, var_1_17=-8, var_1_18=126, var_1_19=50, var_1_1=-64, var_1_20=0, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=7, var_1_5=13, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_20 <= 16383) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=7, var_1_15=32770, var_1_16=32767, var_1_17=-8, var_1_18=126, var_1_19=50, var_1_1=-64, var_1_20=0, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=7, var_1_5=13, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L165] var_1_21 = __VERIFIER_nondet_short() [L166] CALL assume_abort_if_not(var_1_21 >= 8191) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=7, var_1_15=32770, var_1_16=32767, var_1_17=-8, var_1_18=126, var_1_19=50, var_1_1=-64, var_1_20=0, var_1_21=16383, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=7, var_1_5=13, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_21 >= 8191) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=7, var_1_15=32770, var_1_16=32767, var_1_17=-8, var_1_18=126, var_1_19=50, var_1_1=-64, var_1_20=0, var_1_21=16383, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=7, var_1_5=13, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L167] CALL assume_abort_if_not(var_1_21 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=7, var_1_15=32770, var_1_16=32767, var_1_17=-8, var_1_18=126, var_1_19=50, var_1_1=-64, var_1_20=0, var_1_21=16383, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=7, var_1_5=13, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_21 <= 16383) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=7, var_1_15=32770, var_1_16=32767, var_1_17=-8, var_1_18=126, var_1_19=50, var_1_1=-64, var_1_20=0, var_1_21=16383, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=7, var_1_5=13, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L168] var_1_27 = __VERIFIER_nondet_ulong() [L169] CALL assume_abort_if_not(var_1_27 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=7, var_1_15=32770, var_1_16=32767, var_1_17=-8, var_1_18=126, var_1_19=50, var_1_1=-64, var_1_20=0, var_1_21=16383, var_1_22=-2, var_1_23=16/5, var_1_27=2147483647, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=7, var_1_5=13, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_27 >= 2147483647) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=7, var_1_15=32770, var_1_16=32767, var_1_17=-8, var_1_18=126, var_1_19=50, var_1_1=-64, var_1_20=0, var_1_21=16383, var_1_22=-2, var_1_23=16/5, var_1_27=2147483647, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=7, var_1_5=13, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L170] CALL assume_abort_if_not(var_1_27 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=7, var_1_15=32770, var_1_16=32767, var_1_17=-8, var_1_18=126, var_1_19=50, var_1_1=-64, var_1_20=0, var_1_21=16383, var_1_22=-2, var_1_23=16/5, var_1_27=2147483647, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=7, var_1_5=13, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_27 <= 4294967295) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=7, var_1_15=32770, var_1_16=32767, var_1_17=-8, var_1_18=126, var_1_19=50, var_1_1=-64, var_1_20=0, var_1_21=16383, var_1_22=-2, var_1_23=16/5, var_1_27=2147483647, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=7, var_1_5=13, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L171] var_1_31 = __VERIFIER_nondet_uchar() [L172] CALL assume_abort_if_not(var_1_31 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=7, var_1_15=32770, var_1_16=32767, var_1_17=-8, var_1_18=126, var_1_19=50, var_1_1=-64, var_1_20=0, var_1_21=16383, var_1_22=-2, var_1_23=16/5, var_1_27=2147483647, var_1_30=16, var_1_31=254, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=7, var_1_5=13, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_31 >= 0) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=7, var_1_15=32770, var_1_16=32767, var_1_17=-8, var_1_18=126, var_1_19=50, var_1_1=-64, var_1_20=0, var_1_21=16383, var_1_22=-2, var_1_23=16/5, var_1_27=2147483647, var_1_30=16, var_1_31=254, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=7, var_1_5=13, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L173] CALL assume_abort_if_not(var_1_31 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=7, var_1_15=32770, var_1_16=32767, var_1_17=-8, var_1_18=126, var_1_19=50, var_1_1=-64, var_1_20=0, var_1_21=16383, var_1_22=-2, var_1_23=16/5, var_1_27=2147483647, var_1_30=16, var_1_31=254, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=7, var_1_5=13, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_31 <= 254) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=7, var_1_15=32770, var_1_16=32767, var_1_17=-8, var_1_18=126, var_1_19=50, var_1_1=-64, var_1_20=0, var_1_21=16383, var_1_22=-2, var_1_23=16/5, var_1_27=2147483647, var_1_30=16, var_1_31=254, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=7, var_1_5=13, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L174] var_1_34 = __VERIFIER_nondet_ulong() [L175] CALL assume_abort_if_not(var_1_34 >= 3221225471) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=7, var_1_15=32770, var_1_16=32767, var_1_17=-8, var_1_18=126, var_1_19=50, var_1_1=-64, var_1_20=0, var_1_21=16383, var_1_22=-2, var_1_23=16/5, var_1_27=2147483647, var_1_30=16, var_1_31=254, var_1_32=-2, var_1_33=1, var_1_34=3986216788, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=7, var_1_5=13, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_34 >= 3221225471) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=7, var_1_15=32770, var_1_16=32767, var_1_17=-8, var_1_18=126, var_1_19=50, var_1_1=-64, var_1_20=0, var_1_21=16383, var_1_22=-2, var_1_23=16/5, var_1_27=2147483647, var_1_30=16, var_1_31=254, var_1_32=-2, var_1_33=1, var_1_34=3986216788, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=7, var_1_5=13, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L176] CALL assume_abort_if_not(var_1_34 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=7, var_1_15=32770, var_1_16=32767, var_1_17=-8, var_1_18=126, var_1_19=50, var_1_1=-64, var_1_20=0, var_1_21=16383, var_1_22=-2, var_1_23=16/5, var_1_27=2147483647, var_1_30=16, var_1_31=254, var_1_32=-2, var_1_33=1, var_1_34=3986216788, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=7, var_1_5=13, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_34 <= 4294967295) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=7, var_1_15=32770, var_1_16=32767, var_1_17=-8, var_1_18=126, var_1_19=50, var_1_1=-64, var_1_20=0, var_1_21=16383, var_1_22=-2, var_1_23=16/5, var_1_27=2147483647, var_1_30=16, var_1_31=254, var_1_32=-2, var_1_33=1, var_1_34=3986216788, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=7, var_1_5=13, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L177] var_1_36 = __VERIFIER_nondet_double() [L178] CALL assume_abort_if_not((var_1_36 >= 4611686.018427382800e+12F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 9223372.036854765600e+12F && var_1_36 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=7, var_1_15=32770, var_1_16=32767, var_1_17=-8, var_1_18=126, var_1_19=50, var_1_1=-64, var_1_20=0, var_1_21=16383, var_1_22=-2, var_1_23=16/5, var_1_27=2147483647, var_1_30=16, var_1_31=254, var_1_32=-2, var_1_33=1, var_1_34=3986216788, var_1_35=67/4, var_1_36=4, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=7, var_1_5=13, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not((var_1_36 >= 4611686.018427382800e+12F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 9223372.036854765600e+12F && var_1_36 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=7, var_1_15=32770, var_1_16=32767, var_1_17=-8, var_1_18=126, var_1_19=50, var_1_1=-64, var_1_20=0, var_1_21=16383, var_1_22=-2, var_1_23=16/5, var_1_27=2147483647, var_1_30=16, var_1_31=254, var_1_32=-2, var_1_33=1, var_1_34=3986216788, var_1_35=67/4, var_1_36=4, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=7, var_1_5=13, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L179] var_1_37 = __VERIFIER_nondet_double() [L180] CALL assume_abort_if_not((var_1_37 >= 0.0F && var_1_37 <= -1.0e-20F) || (var_1_37 <= 4611686.018427382800e+12F && var_1_37 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=7, var_1_15=32770, var_1_16=32767, var_1_17=-8, var_1_18=126, var_1_19=50, var_1_1=-64, var_1_20=0, var_1_21=16383, var_1_22=-2, var_1_23=16/5, var_1_27=2147483647, var_1_30=16, var_1_31=254, var_1_32=-2, var_1_33=1, var_1_34=3986216788, var_1_35=67/4, var_1_36=4, var_1_37=5, var_1_38=128/5, var_1_39=35/4, var_1_4=7, var_1_5=13, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not((var_1_37 >= 0.0F && var_1_37 <= -1.0e-20F) || (var_1_37 <= 4611686.018427382800e+12F && var_1_37 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=7, var_1_15=32770, var_1_16=32767, var_1_17=-8, var_1_18=126, var_1_19=50, var_1_1=-64, var_1_20=0, var_1_21=16383, var_1_22=-2, var_1_23=16/5, var_1_27=2147483647, var_1_30=16, var_1_31=254, var_1_32=-2, var_1_33=1, var_1_34=3986216788, var_1_35=67/4, var_1_36=4, var_1_37=5, var_1_38=128/5, var_1_39=35/4, var_1_4=7, var_1_5=13, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L181] var_1_39 = __VERIFIER_nondet_float() [L182] CALL assume_abort_if_not((var_1_39 >= 0.0F && var_1_39 <= -1.0e-20F) || (var_1_39 <= 9223372.036854765600e+12F && var_1_39 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=7, var_1_15=32770, var_1_16=32767, var_1_17=-8, var_1_18=126, var_1_19=50, var_1_1=-64, var_1_20=0, var_1_21=16383, var_1_22=-2, var_1_23=16/5, var_1_27=2147483647, var_1_30=16, var_1_31=254, var_1_32=-2, var_1_33=1, var_1_34=3986216788, var_1_35=67/4, var_1_36=4, var_1_37=5, var_1_38=128/5, var_1_39=6, var_1_4=7, var_1_5=13, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not((var_1_39 >= 0.0F && var_1_39 <= -1.0e-20F) || (var_1_39 <= 9223372.036854765600e+12F && var_1_39 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=7, var_1_15=32770, var_1_16=32767, var_1_17=-8, var_1_18=126, var_1_19=50, var_1_1=-64, var_1_20=0, var_1_21=16383, var_1_22=-2, var_1_23=16/5, var_1_27=2147483647, var_1_30=16, var_1_31=254, var_1_32=-2, var_1_33=1, var_1_34=3986216788, var_1_35=67/4, var_1_36=4, var_1_37=5, var_1_38=128/5, var_1_39=6, var_1_4=7, var_1_5=13, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L196] RET updateVariables() [L197] CALL step() [L58] COND TRUE (var_1_5 * (var_1_13 - var_1_14)) <= last_1_var_1_1 [L59] var_1_12 = (var_1_15 - ((((var_1_14) > (var_1_16)) ? (var_1_14) : (var_1_16)))) [L61] var_1_11 = (((((((2u) > ((3986216790u - var_1_12))) ? (2u) : ((3986216790u - var_1_12)))) < 0 ) ? -((((2u) > ((3986216790u - var_1_12))) ? (2u) : ((3986216790u - var_1_12)))) : ((((2u) > ((3986216790u - var_1_12))) ? (2u) : ((3986216790u - var_1_12)))))) [L62] unsigned short int stepLocal_3 = var_1_12; [L63] unsigned short int stepLocal_2 = var_1_12; [L64] unsigned short int stepLocal_1 = var_1_12; [L65] unsigned long int stepLocal_0 = var_1_11; [L66] EXPR (var_1_11 / var_1_4) & 8 [L66] COND TRUE stepLocal_3 <= ((var_1_11 / var_1_4) & 8) [L67] COND FALSE !(-16 <= stepLocal_0) [L81] COND FALSE !(\read(var_1_10)) [L86] var_1_17 = var_1_18 [L87] COND FALSE !(var_1_13 <= var_1_11) [L90] var_1_19 = ((((((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18)))) > (var_1_12)) ? (((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18)))) : (var_1_12))) [L92] var_1_22 = var_1_18 [L93] COND FALSE !(var_1_19 <= var_1_1) [L96] EXPR var_1_11 & var_1_12 [L96] COND TRUE ((((((((var_1_12) < 0 ) ? -(var_1_12) : (var_1_12)))) > (2u)) ? (((((var_1_12) < 0 ) ? -(var_1_12) : (var_1_12)))) : (2u))) > (var_1_11 & var_1_12) [L97] COND TRUE var_1_11 >= (var_1_27 - var_1_14) [L98] COND TRUE var_1_11 >= var_1_14 [L99] var_1_23 = var_1_8 [L107] var_1_30 = var_1_31 [L108] var_1_32 = var_1_31 [L109] COND TRUE var_1_16 <= ((var_1_34 - var_1_31) - ((((var_1_12) < (var_1_21)) ? (var_1_12) : (var_1_21)))) [L110] var_1_33 = 128 [L112] EXPR var_1_1 | var_1_11 [L112] COND TRUE (var_1_1 | var_1_11) > var_1_14 [L113] COND TRUE -16 <= (((((var_1_12 - var_1_31)) > (((((var_1_1) < 0 ) ? -(var_1_1) : (var_1_1))))) ? ((var_1_12 - var_1_31)) : (((((var_1_1) < 0 ) ? -(var_1_1) : (var_1_1)))))) [L114] var_1_35 = (63.2 - 7.4) [L121] COND TRUE var_1_27 < var_1_34 [L122] COND FALSE !((((((((var_1_34) > (var_1_20)) ? (var_1_34) : (var_1_20))) < 0 ) ? -((((var_1_34) > (var_1_20)) ? (var_1_34) : (var_1_20))) : ((((var_1_34) > (var_1_20)) ? (var_1_34) : (var_1_20))))) <= var_1_11) [L125] var_1_38 = var_1_36 [L197] RET step() [L198] CALL, EXPR property() [L188] EXPR (var_1_11 / var_1_4) & 8 [L188-L189] return ((((((((var_1_12 <= ((var_1_11 / var_1_4) & 8)) ? ((-16 <= var_1_11) ? ((var_1_12 != (var_1_11 / ((((var_1_4) < (var_1_5)) ? (var_1_4) : (var_1_5))))) ? (var_1_1 == ((signed long int) ((((var_1_11) > (var_1_12)) ? (var_1_11) : (var_1_12))))) : (var_1_1 == ((signed long int) ((((var_1_12) < 0 ) ? -(var_1_12) : (var_1_12)))))) : 1) : ((var_1_11 <= var_1_12) ? (var_1_1 == ((signed long int) var_1_4)) : (var_1_1 == ((signed long int) var_1_11)))) && ((var_1_19 <= var_1_1) ? (var_1_6 == ((double) (var_1_7 + var_1_8))) : 1)) && (var_1_10 ? ((var_1_4 < (var_1_12 + var_1_5)) ? (var_1_9 == ((unsigned short int) 16)) : 1) : 1)) && (var_1_11 == ((unsigned long int) (((((((2u) > ((3986216790u - var_1_12))) ? (2u) : ((3986216790u - var_1_12)))) < 0 ) ? -((((2u) > ((3986216790u - var_1_12))) ? (2u) : ((3986216790u - var_1_12)))) : ((((2u) > ((3986216790u - var_1_12))) ? (2u) : ((3986216790u - var_1_12))))))))) && (((var_1_5 * (var_1_13 - var_1_14)) <= last_1_var_1_1) ? (var_1_12 == ((unsigned short int) (var_1_15 - ((((var_1_14) > (var_1_16)) ? (var_1_14) : (var_1_16)))))) : 1)) && (var_1_17 == ((signed char) var_1_18))) && ((var_1_13 <= var_1_11) ? (var_1_19 == ((signed short int) ((var_1_12 + 25) + (var_1_20 - (var_1_21 - 1))))) : (var_1_19 == ((signed short int) ((((((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18)))) > (var_1_12)) ? (((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18)))) : (var_1_12))))))) && (var_1_22 == ((signed char) var_1_18)) ; [L198] RET, EXPR property() [L198] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=3986216787, var_1_12=3, var_1_13=-1, var_1_14=7, var_1_15=32770, var_1_16=32767, var_1_17=126, var_1_18=126, var_1_19=126, var_1_1=-64, var_1_20=0, var_1_21=16383, var_1_22=126, var_1_23=3, var_1_27=2147483647, var_1_30=254, var_1_31=254, var_1_32=254, var_1_33=128, var_1_34=3986216788, var_1_36=4, var_1_37=5, var_1_38=4, var_1_39=6, var_1_4=7, var_1_5=13, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=3986216787, var_1_12=3, var_1_13=-1, var_1_14=7, var_1_15=32770, var_1_16=32767, var_1_17=126, var_1_18=126, var_1_19=126, var_1_1=-64, var_1_20=0, var_1_21=16383, var_1_22=126, var_1_23=3, var_1_27=2147483647, var_1_30=254, var_1_31=254, var_1_32=254, var_1_33=128, var_1_34=3986216788, var_1_36=4, var_1_37=5, var_1_38=4, var_1_39=6, var_1_4=7, var_1_5=13, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 60 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.6s, OverallIterations: 1, TraceHistogramMax: 33, 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=60occurred 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, 0.8s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 121 NumberOfCodeBlocks, 121 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 05:04:28,516 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d476a8-4360-4f0d-9c08-6bd4dda85f65/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d476a8-4360-4f0d-9c08-6bd4dda85f65/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d476a8-4360-4f0d-9c08-6bd4dda85f65/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_99d476a8-4360-4f0d-9c08-6bd4dda85f65/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d476a8-4360-4f0d-9c08-6bd4dda85f65/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-98.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d476a8-4360-4f0d-9c08-6bd4dda85f65/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_99d476a8-4360-4f0d-9c08-6bd4dda85f65/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 fa899b25f522973b6bbc58879b0eb17248367bb8b552686dbd6511ffcd7729d0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:04:31,231 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:04:31,378 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d476a8-4360-4f0d-9c08-6bd4dda85f65/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 05:04:31,386 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:04:31,387 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:04:31,432 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:04:31,433 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:04:31,434 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:04:31,435 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:04:31,440 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:04:31,440 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:04:31,441 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:04:31,441 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:04:31,443 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:04:31,444 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:04:31,444 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:04:31,445 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:04:31,446 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:04:31,446 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:04:31,448 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:04:31,448 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:04:31,449 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:04:31,449 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:04:31,450 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:04:31,450 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 05:04:31,450 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 05:04:31,451 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 05:04:31,451 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:04:31,452 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:04:31,452 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:04:31,453 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:04:31,454 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 05:04:31,454 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:04:31,454 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:04:31,455 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:04:31,455 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:04:31,455 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:04:31,456 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 05:04:31,456 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 05:04:31,457 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:04:31,457 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:04:31,457 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:04:31,458 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_99d476a8-4360-4f0d-9c08-6bd4dda85f65/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d476a8-4360-4f0d-9c08-6bd4dda85f65/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa899b25f522973b6bbc58879b0eb17248367bb8b552686dbd6511ffcd7729d0 [2023-11-19 05:04:31,879 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:04:31,908 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:04:31,911 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:04:31,912 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:04:31,913 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:04:31,914 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d476a8-4360-4f0d-9c08-6bd4dda85f65/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-98.i [2023-11-19 05:04:35,241 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:04:35,542 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:04:35,543 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d476a8-4360-4f0d-9c08-6bd4dda85f65/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-98.i [2023-11-19 05:04:35,564 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d476a8-4360-4f0d-9c08-6bd4dda85f65/bin/utaipan-verify-t7M7D8N6sZ/data/61d68bb8c/5e930921ad734568be93922836caafb1/FLAGeab4172ed [2023-11-19 05:04:35,585 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d476a8-4360-4f0d-9c08-6bd4dda85f65/bin/utaipan-verify-t7M7D8N6sZ/data/61d68bb8c/5e930921ad734568be93922836caafb1 [2023-11-19 05:04:35,594 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:04:35,596 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:04:35,599 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:04:35,599 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:04:35,604 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:04:35,605 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:04:35" (1/1) ... [2023-11-19 05:04:35,606 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@271bdf1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:35, skipping insertion in model container [2023-11-19 05:04:35,607 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:04:35" (1/1) ... [2023-11-19 05:04:35,650 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:04:35,861 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_99d476a8-4360-4f0d-9c08-6bd4dda85f65/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-98.i[919,932] [2023-11-19 05:04:35,999 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:04:36,041 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:04:36,059 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_99d476a8-4360-4f0d-9c08-6bd4dda85f65/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-98.i[919,932] [2023-11-19 05:04:36,158 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:04:36,191 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:04:36,191 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:36 WrapperNode [2023-11-19 05:04:36,192 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:04:36,193 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:04:36,194 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:04:36,194 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:04:36,202 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:36" (1/1) ... [2023-11-19 05:04:36,234 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:36" (1/1) ... [2023-11-19 05:04:36,284 INFO L138 Inliner]: procedures = 27, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 200 [2023-11-19 05:04:36,284 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:04:36,285 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:04:36,285 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:04:36,285 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:04:36,298 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:36" (1/1) ... [2023-11-19 05:04:36,298 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:36" (1/1) ... [2023-11-19 05:04:36,322 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:36" (1/1) ... [2023-11-19 05:04:36,323 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:36" (1/1) ... [2023-11-19 05:04:36,352 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:36" (1/1) ... [2023-11-19 05:04:36,356 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:36" (1/1) ... [2023-11-19 05:04:36,360 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:36" (1/1) ... [2023-11-19 05:04:36,363 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:36" (1/1) ... [2023-11-19 05:04:36,368 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:04:36,369 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:04:36,369 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:04:36,369 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:04:36,370 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:36" (1/1) ... [2023-11-19 05:04:36,378 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:04:36,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d476a8-4360-4f0d-9c08-6bd4dda85f65/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:04:36,404 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d476a8-4360-4f0d-9c08-6bd4dda85f65/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:04:36,415 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d476a8-4360-4f0d-9c08-6bd4dda85f65/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:04:36,441 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:04:36,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 05:04:36,442 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:04:36,442 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:04:36,442 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:04:36,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:04:36,547 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:04:36,549 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:04:39,697 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:04:39,715 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:04:39,718 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:04:39,725 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:04:39 BoogieIcfgContainer [2023-11-19 05:04:39,726 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:04:39,730 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:04:39,730 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:04:39,733 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:04:39,734 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:04:35" (1/3) ... [2023-11-19 05:04:39,735 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f224d13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:04:39, skipping insertion in model container [2023-11-19 05:04:39,735 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:36" (2/3) ... [2023-11-19 05:04:39,736 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f224d13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:04:39, skipping insertion in model container [2023-11-19 05:04:39,736 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:04:39" (3/3) ... [2023-11-19 05:04:39,738 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-98.i [2023-11-19 05:04:39,760 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:04:39,760 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:04:39,808 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:04:39,815 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;@67cab1a1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:04:39,815 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:04:39,819 INFO L276 IsEmpty]: Start isEmpty. Operand has 91 states, 55 states have (on average 1.4) internal successors, (77), 56 states have internal predecessors, (77), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-19 05:04:39,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-11-19 05:04:39,838 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:04:39,839 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:04:39,839 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:04:39,845 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:04:39,846 INFO L85 PathProgramCache]: Analyzing trace with hash 1913597826, now seen corresponding path program 1 times [2023-11-19 05:04:39,862 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:04:39,862 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [202778444] [2023-11-19 05:04:39,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:04:39,863 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 05:04:39,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d476a8-4360-4f0d-9c08-6bd4dda85f65/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:04:39,866 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d476a8-4360-4f0d-9c08-6bd4dda85f65/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 05:04:39,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d476a8-4360-4f0d-9c08-6bd4dda85f65/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 05:04:40,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:04:40,581 INFO L262 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 05:04:40,595 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:04:40,657 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 764 proven. 0 refuted. 0 times theorem prover too weak. 1348 trivial. 0 not checked. [2023-11-19 05:04:40,658 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:04:40,659 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:04:40,659 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [202778444] [2023-11-19 05:04:40,660 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [202778444] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:04:40,660 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:04:40,660 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 05:04:40,662 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1952236032] [2023-11-19 05:04:40,663 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:04:40,668 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 05:04:40,668 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:04:40,701 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 05:04:40,702 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 05:04:40,705 INFO L87 Difference]: Start difference. First operand has 91 states, 55 states have (on average 1.4) internal successors, (77), 56 states have internal predecessors, (77), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) Second operand has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-19 05:04:40,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:04:40,759 INFO L93 Difference]: Finished difference Result 175 states and 313 transitions. [2023-11-19 05:04:40,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 05:04:40,766 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 206 [2023-11-19 05:04:40,766 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:04:40,780 INFO L225 Difference]: With dead ends: 175 [2023-11-19 05:04:40,780 INFO L226 Difference]: Without dead ends: 87 [2023-11-19 05:04:40,790 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 205 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 05:04:40,794 INFO L413 NwaCegarLoop]: 136 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, 136 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 05:04:40,795 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 136 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 05:04:40,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2023-11-19 05:04:40,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2023-11-19 05:04:40,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 52 states have (on average 1.3461538461538463) internal successors, (70), 52 states have internal predecessors, (70), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-19 05:04:40,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 136 transitions. [2023-11-19 05:04:40,847 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 136 transitions. Word has length 206 [2023-11-19 05:04:40,847 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:04:40,848 INFO L495 AbstractCegarLoop]: Abstraction has 87 states and 136 transitions. [2023-11-19 05:04:40,849 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-19 05:04:40,849 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 136 transitions. [2023-11-19 05:04:40,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-11-19 05:04:40,855 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:04:40,855 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:04:40,866 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d476a8-4360-4f0d-9c08-6bd4dda85f65/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)] Ended with exit code 0 [2023-11-19 05:04:41,059 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d476a8-4360-4f0d-9c08-6bd4dda85f65/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 05:04:41,060 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:04:41,061 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:04:41,062 INFO L85 PathProgramCache]: Analyzing trace with hash -1570024316, now seen corresponding path program 1 times [2023-11-19 05:04:41,063 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:04:41,063 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [229101472] [2023-11-19 05:04:41,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:04:41,064 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 05:04:41,064 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d476a8-4360-4f0d-9c08-6bd4dda85f65/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:04:41,066 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d476a8-4360-4f0d-9c08-6bd4dda85f65/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 05:04:41,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d476a8-4360-4f0d-9c08-6bd4dda85f65/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 05:04:41,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:04:41,729 INFO L262 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 05:04:41,738 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:04:42,075 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2023-11-19 05:04:42,078 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:04:42,079 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:04:42,079 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [229101472] [2023-11-19 05:04:42,080 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [229101472] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:04:42,081 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:04:42,082 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 05:04:42,084 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1912698884] [2023-11-19 05:04:42,086 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:04:42,088 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 05:04:42,091 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:04:42,094 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 05:04:42,094 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 05:04:42,095 INFO L87 Difference]: Start difference. First operand 87 states and 136 transitions. Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-19 05:04:45,904 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-19 05:04:48,959 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-19 05:04:50,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:04:50,519 INFO L93 Difference]: Finished difference Result 314 states and 494 transitions. [2023-11-19 05:04:50,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-19 05:04:50,523 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 206 [2023-11-19 05:04:50,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:04:50,531 INFO L225 Difference]: With dead ends: 314 [2023-11-19 05:04:50,531 INFO L226 Difference]: Without dead ends: 230 [2023-11-19 05:04:50,532 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 204 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 05:04:50,534 INFO L413 NwaCegarLoop]: 208 mSDtfsCounter, 243 mSDsluCounter, 295 mSDsCounter, 0 mSdLazyCounter, 51 mSolverCounterSat, 135 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 243 SdHoareTripleChecker+Valid, 503 SdHoareTripleChecker+Invalid, 186 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 135 IncrementalHoareTripleChecker+Valid, 51 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.3s IncrementalHoareTripleChecker+Time [2023-11-19 05:04:50,534 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [243 Valid, 503 Invalid, 186 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [135 Valid, 51 Invalid, 0 Unknown, 0 Unchecked, 8.3s Time] [2023-11-19 05:04:50,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230 states. [2023-11-19 05:04:50,594 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 167. [2023-11-19 05:04:50,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 167 states, 98 states have (on average 1.316326530612245) internal successors, (129), 98 states have internal predecessors, (129), 66 states have call successors, (66), 2 states have call predecessors, (66), 2 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2023-11-19 05:04:50,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 261 transitions. [2023-11-19 05:04:50,599 INFO L78 Accepts]: Start accepts. Automaton has 167 states and 261 transitions. Word has length 206 [2023-11-19 05:04:50,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:04:50,601 INFO L495 AbstractCegarLoop]: Abstraction has 167 states and 261 transitions. [2023-11-19 05:04:50,601 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-19 05:04:50,601 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 261 transitions. [2023-11-19 05:04:50,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-11-19 05:04:50,606 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:04:50,606 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:04:50,626 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d476a8-4360-4f0d-9c08-6bd4dda85f65/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 05:04:50,820 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d476a8-4360-4f0d-9c08-6bd4dda85f65/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 05:04:50,820 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:04:50,821 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:04:50,821 INFO L85 PathProgramCache]: Analyzing trace with hash -1963051326, now seen corresponding path program 1 times [2023-11-19 05:04:50,822 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:04:50,822 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2124992463] [2023-11-19 05:04:50,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:04:50,823 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 05:04:50,823 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d476a8-4360-4f0d-9c08-6bd4dda85f65/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:04:50,826 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d476a8-4360-4f0d-9c08-6bd4dda85f65/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 05:04:50,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d476a8-4360-4f0d-9c08-6bd4dda85f65/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 05:04:51,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:04:51,363 INFO L262 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 05:04:51,371 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:04:52,286 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1016 proven. 60 refuted. 0 times theorem prover too weak. 1036 trivial. 0 not checked. [2023-11-19 05:04:52,286 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 05:04:52,983 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 36 proven. 60 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2023-11-19 05:04:52,984 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:04:52,984 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2124992463] [2023-11-19 05:04:52,984 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2124992463] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 05:04:52,984 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [61000514] [2023-11-19 05:04:52,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:04:52,985 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 05:04:52,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d476a8-4360-4f0d-9c08-6bd4dda85f65/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 05:04:52,988 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d476a8-4360-4f0d-9c08-6bd4dda85f65/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 05:04:52,992 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d476a8-4360-4f0d-9c08-6bd4dda85f65/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-19 05:04:54,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:04:54,483 INFO L262 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 05:04:54,502 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:04:55,489 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1016 proven. 60 refuted. 0 times theorem prover too weak. 1036 trivial. 0 not checked. [2023-11-19 05:04:55,489 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 05:04:56,301 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 36 proven. 60 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2023-11-19 05:04:56,301 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [61000514] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 05:04:56,302 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [794090246] [2023-11-19 05:04:56,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:04:56,302 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:04:56,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d476a8-4360-4f0d-9c08-6bd4dda85f65/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:04:56,307 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d476a8-4360-4f0d-9c08-6bd4dda85f65/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 05:04:56,336 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d476a8-4360-4f0d-9c08-6bd4dda85f65/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-19 05:04:56,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:04:56,717 INFO L262 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 05:04:56,723 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:05:01,621 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1016 proven. 60 refuted. 0 times theorem prover too weak. 1036 trivial. 0 not checked. [2023-11-19 05:05:01,621 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 05:05:03,799 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 36 proven. 60 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2023-11-19 05:05:03,799 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [794090246] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 05:05:03,800 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2023-11-19 05:05:03,800 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 7, 8, 8, 8] total 19 [2023-11-19 05:05:03,801 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [944287218] [2023-11-19 05:05:03,801 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2023-11-19 05:05:03,802 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2023-11-19 05:05:03,803 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:05:03,804 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2023-11-19 05:05:03,804 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=111, Invalid=231, Unknown=0, NotChecked=0, Total=342 [2023-11-19 05:05:03,805 INFO L87 Difference]: Start difference. First operand 167 states and 261 transitions. Second operand has 19 states, 19 states have (on average 5.473684210526316) internal successors, (104), 19 states have internal predecessors, (104), 2 states have call successors, (53), 2 states have call predecessors, (53), 4 states have return successors, (54), 2 states have call predecessors, (54), 2 states have call successors, (54) [2023-11-19 05:05:15,155 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-19 05:05:17,644 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-19 05:05:19,650 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0]