./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh --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 c51969381a6972feddb28e65c1cdcadbf54af9cdf4e8a6df00aa23e53c697f57 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 20:01:35,182 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 20:01:35,246 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-12-02 20:01:35,251 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 20:01:35,251 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 20:01:35,276 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 20:01:35,276 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 20:01:35,277 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 20:01:35,278 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 20:01:35,278 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 20:01:35,279 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 20:01:35,279 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 20:01:35,280 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 20:01:35,280 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 20:01:35,280 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 20:01:35,281 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 20:01:35,281 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 20:01:35,282 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 20:01:35,282 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 20:01:35,283 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 20:01:35,284 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 20:01:35,284 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 20:01:35,285 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 20:01:35,286 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 20:01:35,286 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 20:01:35,286 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 20:01:35,287 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 20:01:35,287 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 20:01:35,288 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 20:01:35,288 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 20:01:35,288 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 20:01:35,289 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 20:01:35,289 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 20:01:35,289 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 20:01:35,290 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 20:01:35,290 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 20:01:35,290 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 20:01:35,290 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 20:01:35,290 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 20:01:35,291 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 20:01:35,291 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 20:01:35,291 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 20:01:35,291 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 20:01:35,292 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 20:01:35,292 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 20:01:35,292 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 20:01:35,292 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 20:01:35,292 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_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c51969381a6972feddb28e65c1cdcadbf54af9cdf4e8a6df00aa23e53c697f57 [2023-12-02 20:01:35,530 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 20:01:35,551 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 20:01:35,553 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 20:01:35,554 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 20:01:35,555 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 20:01:35,556 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-3.i [2023-12-02 20:01:38,304 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 20:01:38,484 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 20:01:38,485 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-3.i [2023-12-02 20:01:38,496 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/data/5412505fc/f34253f67b5c429a9eff656fa174f0f9/FLAG4ca72493b [2023-12-02 20:01:38,508 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/data/5412505fc/f34253f67b5c429a9eff656fa174f0f9 [2023-12-02 20:01:38,509 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 20:01:38,511 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 20:01:38,512 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 20:01:38,512 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 20:01:38,516 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 20:01:38,517 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:01:38" (1/1) ... [2023-12-02 20:01:38,518 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59591a19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:01:38, skipping insertion in model container [2023-12-02 20:01:38,518 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:01:38" (1/1) ... [2023-12-02 20:01:38,554 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 20:01:38,674 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-3.i[918,931] [2023-12-02 20:01:38,752 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 20:01:38,766 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 20:01:38,776 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_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-3.i[918,931] [2023-12-02 20:01:38,819 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 20:01:38,839 INFO L206 MainTranslator]: Completed translation [2023-12-02 20:01:38,839 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:01:38 WrapperNode [2023-12-02 20:01:38,839 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 20:01:38,840 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 20:01:38,841 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 20:01:38,841 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 20:01:38,847 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:01:38" (1/1) ... [2023-12-02 20:01:38,860 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:01:38" (1/1) ... [2023-12-02 20:01:38,907 INFO L138 Inliner]: procedures = 26, calls = 60, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 329 [2023-12-02 20:01:38,907 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 20:01:38,908 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 20:01:38,908 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 20:01:38,908 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 20:01:38,918 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:01:38" (1/1) ... [2023-12-02 20:01:38,918 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:01:38" (1/1) ... [2023-12-02 20:01:38,924 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:01:38" (1/1) ... [2023-12-02 20:01:38,924 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:01:38" (1/1) ... [2023-12-02 20:01:38,941 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:01:38" (1/1) ... [2023-12-02 20:01:38,946 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:01:38" (1/1) ... [2023-12-02 20:01:38,950 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:01:38" (1/1) ... [2023-12-02 20:01:38,954 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:01:38" (1/1) ... [2023-12-02 20:01:38,961 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 20:01:38,962 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 20:01:38,962 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 20:01:38,962 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 20:01:38,963 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:01:38" (1/1) ... [2023-12-02 20:01:38,969 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 20:01:38,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 20:01:38,997 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 20:01:38,999 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 20:01:39,030 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 20:01:39,031 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 20:01:39,031 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 20:01:39,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 20:01:39,031 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 20:01:39,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 20:01:39,139 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 20:01:39,141 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 20:01:39,631 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 20:01:40,038 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 20:01:40,039 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 20:01:40,040 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:01:40 BoogieIcfgContainer [2023-12-02 20:01:40,041 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 20:01:40,043 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 20:01:40,043 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 20:01:40,046 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 20:01:40,046 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 08:01:38" (1/3) ... [2023-12-02 20:01:40,047 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6efb7ebc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:01:40, skipping insertion in model container [2023-12-02 20:01:40,047 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:01:38" (2/3) ... [2023-12-02 20:01:40,048 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6efb7ebc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:01:40, skipping insertion in model container [2023-12-02 20:01:40,048 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:01:40" (3/3) ... [2023-12-02 20:01:40,049 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-cn_file-3.i [2023-12-02 20:01:40,068 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 20:01:40,068 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 20:01:40,118 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 20:01:40,125 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;@3598c109, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 20:01:40,126 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 20:01:40,130 INFO L276 IsEmpty]: Start isEmpty. Operand has 81 states, 31 states have (on average 1.096774193548387) internal successors, (34), 32 states have internal predecessors, (34), 47 states have call successors, (47), 1 states have call predecessors, (47), 1 states have return successors, (47), 47 states have call predecessors, (47), 47 states have call successors, (47) [2023-12-02 20:01:40,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2023-12-02 20:01:40,146 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 20:01:40,146 INFO L195 NwaCegarLoop]: trace histogram [47, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 20:01:40,147 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 20:01:40,152 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:01:40,152 INFO L85 PathProgramCache]: Analyzing trace with hash -114076521, now seen corresponding path program 1 times [2023-12-02 20:01:40,161 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 20:01:40,162 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1793580012] [2023-12-02 20:01:40,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:01:40,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:01:40,368 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-02 20:01:40,368 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [753027020] [2023-12-02 20:01:40,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:01:40,369 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 20:01:40,369 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 20:01:40,370 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 20:01:40,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-02 20:01:40,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 20:01:40,799 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 20:01:40,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 20:01:41,162 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-12-02 20:01:41,165 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-02 20:01:41,166 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-02 20:01:41,178 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-12-02 20:01:41,368 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 20:01:41,373 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-02 20:01:41,377 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-12-02 20:01:41,505 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 08:01:41 BoogieIcfgContainer [2023-12-02 20:01:41,505 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 20:01:41,506 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 20:01:41,506 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 20:01:41,506 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 20:01:41,507 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:01:40" (3/4) ... [2023-12-02 20:01:41,509 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 20:01:41,510 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 20:01:41,511 INFO L158 Benchmark]: Toolchain (without parser) took 2999.93ms. Allocated memory was 142.6MB in the beginning and 205.5MB in the end (delta: 62.9MB). Free memory was 96.6MB in the beginning and 103.7MB in the end (delta: -7.1MB). Peak memory consumption was 56.8MB. Max. memory is 16.1GB. [2023-12-02 20:01:41,512 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 142.6MB. Free memory is still 116.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 20:01:41,512 INFO L158 Benchmark]: CACSL2BoogieTranslator took 327.64ms. Allocated memory is still 142.6MB. Free memory was 96.3MB in the beginning and 79.9MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-02 20:01:41,513 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.99ms. Allocated memory is still 142.6MB. Free memory was 79.7MB in the beginning and 74.2MB in the end (delta: 5.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-02 20:01:41,513 INFO L158 Benchmark]: Boogie Preprocessor took 53.47ms. Allocated memory is still 142.6MB. Free memory was 74.2MB in the beginning and 71.4MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 20:01:41,514 INFO L158 Benchmark]: RCFGBuilder took 1078.44ms. Allocated memory was 142.6MB in the beginning and 205.5MB in the end (delta: 62.9MB). Free memory was 71.2MB in the beginning and 98.4MB in the end (delta: -27.2MB). Peak memory consumption was 45.2MB. Max. memory is 16.1GB. [2023-12-02 20:01:41,515 INFO L158 Benchmark]: TraceAbstraction took 1462.47ms. Allocated memory is still 205.5MB. Free memory was 97.4MB in the beginning and 103.7MB in the end (delta: -6.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 20:01:41,515 INFO L158 Benchmark]: Witness Printer took 3.91ms. Allocated memory is still 205.5MB. Free memory is still 103.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 20:01:41,518 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 142.6MB. Free memory is still 116.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 327.64ms. Allocated memory is still 142.6MB. Free memory was 96.3MB in the beginning and 79.9MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.99ms. Allocated memory is still 142.6MB. Free memory was 79.7MB in the beginning and 74.2MB in the end (delta: 5.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.47ms. Allocated memory is still 142.6MB. Free memory was 74.2MB in the beginning and 71.4MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1078.44ms. Allocated memory was 142.6MB in the beginning and 205.5MB in the end (delta: 62.9MB). Free memory was 71.2MB in the beginning and 98.4MB in the end (delta: -27.2MB). Peak memory consumption was 45.2MB. Max. memory is 16.1GB. * TraceAbstraction took 1462.47ms. Allocated memory is still 205.5MB. Free memory was 97.4MB in the beginning and 103.7MB in the end (delta: -6.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.91ms. Allocated memory is still 205.5MB. Free memory is still 103.7MB. 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 bitwiseOr at line 107, overapproximation of shiftRight at line 110, overapproximation of bitwiseAnd at line 110, overapproximation of someBinaryDOUBLEComparisonOperation at line 75. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = -64; [L23] unsigned char var_1_3 = 1; [L24] signed char var_1_5 = -32; [L25] unsigned short int var_1_6 = 256; [L26] unsigned long int var_1_10 = 256; [L27] double var_1_12 = 8.2; [L28] signed char var_1_13 = 16; [L29] signed char var_1_14 = 10; [L30] double var_1_15 = 199.125; [L31] double var_1_16 = 9.4; [L32] double var_1_17 = 9999999999999.6; [L33] unsigned char var_1_20 = 32; [L34] unsigned char var_1_21 = 128; [L35] unsigned char var_1_22 = 64; [L36] unsigned long int var_1_23 = 64; [L37] unsigned long int var_1_24 = 5; [L38] unsigned short int var_1_25 = 2; [L39] unsigned short int var_1_26 = 1; [L40] unsigned short int var_1_27 = 64; [L41] signed short int var_1_28 = 256; [L42] signed short int var_1_29 = -128; [L43] signed long int var_1_30 = -4; [L44] signed short int var_1_31 = 64; [L45] double var_1_32 = 0.0; [L46] double var_1_33 = 3.85; [L47] unsigned short int var_1_34 = 34858; [L48] unsigned short int var_1_35 = 41225; [L49] unsigned short int var_1_36 = 4; [L50] double var_1_37 = 63.63; [L51] double var_1_38 = 64.6; [L52] signed char var_1_39 = 10; [L53] signed char var_1_40 = -25; [L54] signed char var_1_41 = 4; [L55] unsigned char var_1_42 = 50; [L56] signed char var_1_43 = -128; [L57] unsigned char var_1_44 = 10; [L58] unsigned char var_1_45 = 16; [L59] double var_1_46 = 9.5; [L60] unsigned char var_1_47 = 0; [L61] unsigned long int last_1_var_1_10 = 256; [L62] unsigned char last_1_var_1_20 = 32; [L229] isInitial = 1 [L230] FCALL initially() [L231] COND TRUE 1 [L232] CALL updateLastVariables() [L221] last_1_var_1_10 = var_1_10 [L222] last_1_var_1_20 = var_1_20 [L232] RET updateLastVariables() [L233] CALL updateVariables() [L147] var_1_3 = __VERIFIER_nondet_uchar() [L148] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=256, var_1_29=-128, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_36=4, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-32, var_1_6=256] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=256, var_1_29=-128, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_36=4, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-32, var_1_6=256] [L149] CALL assume_abort_if_not(var_1_3 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=256, var_1_29=-128, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_36=4, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-32, var_1_6=256] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_3 <= 1) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=256, var_1_29=-128, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_36=4, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-32, var_1_6=256] [L150] var_1_5 = __VERIFIER_nondet_char() [L151] CALL assume_abort_if_not(var_1_5 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=256, var_1_29=-128, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_36=4, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_5 >= -127) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=256, var_1_29=-128, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_36=4, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L152] CALL assume_abort_if_not(var_1_5 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=256, var_1_29=-128, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_36=4, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_5 <= 126) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=256, var_1_29=-128, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_36=4, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L153] var_1_13 = __VERIFIER_nondet_char() [L154] CALL assume_abort_if_not(var_1_13 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=256, var_1_29=-128, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_36=4, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_13 >= -1) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=256, var_1_29=-128, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_36=4, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L155] CALL assume_abort_if_not(var_1_13 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=256, var_1_29=-128, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_36=4, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_13 <= 127) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=256, var_1_29=-128, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_36=4, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L156] var_1_14 = __VERIFIER_nondet_char() [L157] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=256, var_1_29=-128, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_36=4, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=256, var_1_29=-128, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_36=4, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L158] CALL assume_abort_if_not(var_1_14 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=256, var_1_29=-128, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_36=4, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_14 <= 127) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=256, var_1_29=-128, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_36=4, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L159] var_1_15 = __VERIFIER_nondet_double() [L160] CALL assume_abort_if_not((var_1_15 >= -922337.2036854776000e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=256, var_1_29=-128, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_36=4, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not((var_1_15 >= -922337.2036854776000e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=256, var_1_29=-128, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_36=4, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L161] CALL assume_abort_if_not(var_1_15 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=256, var_1_29=-128, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_36=4, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_15 != 0.0F) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=256, var_1_29=-128, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_36=4, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L162] var_1_16 = __VERIFIER_nondet_double() [L163] CALL assume_abort_if_not((var_1_16 >= -922337.2036854765600e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=256, var_1_29=-128, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_36=4, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not((var_1_16 >= -922337.2036854765600e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=256, var_1_29=-128, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_36=4, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L164] var_1_21 = __VERIFIER_nondet_uchar() [L165] CALL assume_abort_if_not(var_1_21 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=192, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=256, var_1_29=-128, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_36=4, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_21 >= 127) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=192, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=256, var_1_29=-128, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_36=4, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L166] CALL assume_abort_if_not(var_1_21 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=192, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=256, var_1_29=-128, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_36=4, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_21 <= 254) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=192, var_1_22=64, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=256, var_1_29=-128, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_36=4, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L167] var_1_22 = __VERIFIER_nondet_uchar() [L168] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=192, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=256, var_1_29=-128, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_36=4, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=192, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=256, var_1_29=-128, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_36=4, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L169] CALL assume_abort_if_not(var_1_22 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=192, var_1_22=57, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=256, var_1_29=-128, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_36=4, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_22 <= 127) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=192, var_1_22=57, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=1, var_1_27=64, var_1_28=256, var_1_29=-128, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_36=4, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L170] var_1_25 = __VERIFIER_nondet_ushort() [L171] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=192, var_1_22=57, var_1_23=64, var_1_24=5, var_1_26=1, var_1_27=64, var_1_28=256, var_1_29=-128, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_36=4, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=192, var_1_22=57, var_1_23=64, var_1_24=5, var_1_26=1, var_1_27=64, var_1_28=256, var_1_29=-128, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_36=4, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L172] CALL assume_abort_if_not(var_1_25 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=192, var_1_22=57, var_1_23=64, var_1_24=5, var_1_26=1, var_1_27=64, var_1_28=256, var_1_29=-128, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_36=4, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_25 <= 65535) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=192, var_1_22=57, var_1_23=64, var_1_24=5, var_1_26=1, var_1_27=64, var_1_28=256, var_1_29=-128, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_36=4, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L173] var_1_26 = __VERIFIER_nondet_ushort() [L174] CALL assume_abort_if_not(var_1_26 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=192, var_1_22=57, var_1_23=64, var_1_24=5, var_1_27=64, var_1_28=256, var_1_29=-128, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_36=4, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_26 >= 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=192, var_1_22=57, var_1_23=64, var_1_24=5, var_1_27=64, var_1_28=256, var_1_29=-128, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_36=4, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L175] CALL assume_abort_if_not(var_1_26 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=192, var_1_22=57, var_1_23=64, var_1_24=5, var_1_27=64, var_1_28=256, var_1_29=-128, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_36=4, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_26 <= 65535) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=192, var_1_22=57, var_1_23=64, var_1_24=5, var_1_27=64, var_1_28=256, var_1_29=-128, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_36=4, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L176] var_1_27 = __VERIFIER_nondet_ushort() [L177] CALL assume_abort_if_not(var_1_27 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=192, var_1_22=57, var_1_23=64, var_1_24=5, var_1_28=256, var_1_29=-128, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_36=4, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_27 >= 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=192, var_1_22=57, var_1_23=64, var_1_24=5, var_1_28=256, var_1_29=-128, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_36=4, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L178] CALL assume_abort_if_not(var_1_27 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=192, var_1_22=57, var_1_23=64, var_1_24=5, var_1_28=256, var_1_29=-128, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_36=4, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_27 <= 65535) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=192, var_1_22=57, var_1_23=64, var_1_24=5, var_1_28=256, var_1_29=-128, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_36=4, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L179] var_1_29 = __VERIFIER_nondet_short() [L180] CALL assume_abort_if_not(var_1_29 >= -32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=192, var_1_22=57, var_1_23=64, var_1_24=5, var_1_28=256, var_1_29=1, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_36=4, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_29 >= -32767) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=192, var_1_22=57, var_1_23=64, var_1_24=5, var_1_28=256, var_1_29=1, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_36=4, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L181] CALL assume_abort_if_not(var_1_29 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=192, var_1_22=57, var_1_23=64, var_1_24=5, var_1_28=256, var_1_29=1, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_36=4, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_29 <= 32766) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=192, var_1_22=57, var_1_23=64, var_1_24=5, var_1_28=256, var_1_29=1, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_36=4, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L182] var_1_31 = __VERIFIER_nondet_short() [L183] CALL assume_abort_if_not(var_1_31 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=192, var_1_22=57, var_1_23=64, var_1_24=5, var_1_28=256, var_1_29=1, var_1_30=-4, var_1_31=9, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_36=4, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_31 >= -32768) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=192, var_1_22=57, var_1_23=64, var_1_24=5, var_1_28=256, var_1_29=1, var_1_30=-4, var_1_31=9, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_36=4, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L184] CALL assume_abort_if_not(var_1_31 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=192, var_1_22=57, var_1_23=64, var_1_24=5, var_1_28=256, var_1_29=1, var_1_30=-4, var_1_31=9, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_36=4, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_31 <= 32767) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=192, var_1_22=57, var_1_23=64, var_1_24=5, var_1_28=256, var_1_29=1, var_1_30=-4, var_1_31=9, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_36=4, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L185] CALL assume_abort_if_not(var_1_31 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=192, var_1_22=57, var_1_23=64, var_1_24=5, var_1_28=256, var_1_29=1, var_1_30=-4, var_1_31=9, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_36=4, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_31 != 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=192, var_1_22=57, var_1_23=64, var_1_24=5, var_1_28=256, var_1_29=1, var_1_30=-4, var_1_31=9, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_36=4, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L186] var_1_33 = __VERIFIER_nondet_double() [L187] CALL assume_abort_if_not((var_1_33 >= -922337.2036854765600e+13F && var_1_33 <= -1.0e-20F) || (var_1_33 <= 9223372.036854765600e+12F && var_1_33 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=192, var_1_22=57, var_1_23=64, var_1_24=5, var_1_28=256, var_1_29=1, var_1_30=-4, var_1_31=9, var_1_32=0, var_1_34=34858, var_1_35=41225, var_1_36=4, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not((var_1_33 >= -922337.2036854765600e+13F && var_1_33 <= -1.0e-20F) || (var_1_33 <= 9223372.036854765600e+12F && var_1_33 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=192, var_1_22=57, var_1_23=64, var_1_24=5, var_1_28=256, var_1_29=1, var_1_30=-4, var_1_31=9, var_1_32=0, var_1_34=34858, var_1_35=41225, var_1_36=4, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L188] var_1_34 = __VERIFIER_nondet_ushort() [L189] CALL assume_abort_if_not(var_1_34 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=192, var_1_22=57, var_1_23=64, var_1_24=5, var_1_28=256, var_1_29=1, var_1_30=-4, var_1_31=9, var_1_32=0, var_1_34=65535, var_1_35=41225, var_1_36=4, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not(var_1_34 >= 32767) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=192, var_1_22=57, var_1_23=64, var_1_24=5, var_1_28=256, var_1_29=1, var_1_30=-4, var_1_31=9, var_1_32=0, var_1_34=65535, var_1_35=41225, var_1_36=4, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L190] CALL assume_abort_if_not(var_1_34 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=192, var_1_22=57, var_1_23=64, var_1_24=5, var_1_28=256, var_1_29=1, var_1_30=-4, var_1_31=9, var_1_32=0, var_1_34=65535, var_1_35=41225, var_1_36=4, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L20] COND FALSE !(!cond) [L190] RET assume_abort_if_not(var_1_34 <= 65535) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=192, var_1_22=57, var_1_23=64, var_1_24=5, var_1_28=256, var_1_29=1, var_1_30=-4, var_1_31=9, var_1_32=0, var_1_34=65535, var_1_35=41225, var_1_36=4, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L191] var_1_35 = __VERIFIER_nondet_ushort() [L192] CALL assume_abort_if_not(var_1_35 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=192, var_1_22=57, var_1_23=64, var_1_24=5, var_1_28=256, var_1_29=1, var_1_30=-4, var_1_31=9, var_1_32=0, var_1_34=65535, var_1_35=32767, var_1_36=4, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_35 >= 32767) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=192, var_1_22=57, var_1_23=64, var_1_24=5, var_1_28=256, var_1_29=1, var_1_30=-4, var_1_31=9, var_1_32=0, var_1_34=65535, var_1_35=32767, var_1_36=4, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L193] CALL assume_abort_if_not(var_1_35 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=192, var_1_22=57, var_1_23=64, var_1_24=5, var_1_28=256, var_1_29=1, var_1_30=-4, var_1_31=9, var_1_32=0, var_1_34=65535, var_1_35=32767, var_1_36=4, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L20] COND FALSE !(!cond) [L193] RET assume_abort_if_not(var_1_35 <= 65535) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=192, var_1_22=57, var_1_23=64, var_1_24=5, var_1_28=256, var_1_29=1, var_1_30=-4, var_1_31=9, var_1_32=0, var_1_34=65535, var_1_35=32767, var_1_36=4, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L194] var_1_36 = __VERIFIER_nondet_ushort() [L195] CALL assume_abort_if_not(var_1_36 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=192, var_1_22=57, var_1_23=64, var_1_24=5, var_1_28=256, var_1_29=1, var_1_30=-4, var_1_31=9, var_1_32=0, var_1_34=65535, var_1_35=32767, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L20] COND FALSE !(!cond) [L195] RET assume_abort_if_not(var_1_36 >= 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=192, var_1_22=57, var_1_23=64, var_1_24=5, var_1_28=256, var_1_29=1, var_1_30=-4, var_1_31=9, var_1_32=0, var_1_34=65535, var_1_35=32767, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L196] CALL assume_abort_if_not(var_1_36 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=192, var_1_22=57, var_1_23=64, var_1_24=5, var_1_28=256, var_1_29=1, var_1_30=-4, var_1_31=9, var_1_32=0, var_1_34=65535, var_1_35=32767, var_1_36=32767, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L20] COND FALSE !(!cond) [L196] RET assume_abort_if_not(var_1_36 <= 32767) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=192, var_1_22=57, var_1_23=64, var_1_24=5, var_1_28=256, var_1_29=1, var_1_30=-4, var_1_31=9, var_1_32=0, var_1_34=65535, var_1_35=32767, var_1_36=32767, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L197] var_1_38 = __VERIFIER_nondet_double() [L198] CALL assume_abort_if_not((var_1_38 >= -922337.2036854765600e+13F && var_1_38 <= -1.0e-20F) || (var_1_38 <= 9223372.036854765600e+12F && var_1_38 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=192, var_1_22=57, var_1_23=64, var_1_24=5, var_1_28=256, var_1_29=1, var_1_30=-4, var_1_31=9, var_1_32=0, var_1_34=65535, var_1_35=32767, var_1_36=32767, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L20] COND FALSE !(!cond) [L198] RET assume_abort_if_not((var_1_38 >= -922337.2036854765600e+13F && var_1_38 <= -1.0e-20F) || (var_1_38 <= 9223372.036854765600e+12F && var_1_38 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=192, var_1_22=57, var_1_23=64, var_1_24=5, var_1_28=256, var_1_29=1, var_1_30=-4, var_1_31=9, var_1_32=0, var_1_34=65535, var_1_35=32767, var_1_36=32767, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L199] var_1_40 = __VERIFIER_nondet_char() [L200] CALL assume_abort_if_not(var_1_40 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=192, var_1_22=57, var_1_23=64, var_1_24=5, var_1_28=256, var_1_29=1, var_1_30=-4, var_1_31=9, var_1_32=0, var_1_34=65535, var_1_35=32767, var_1_36=32767, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=63, var_1_41=4, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L20] COND FALSE !(!cond) [L200] RET assume_abort_if_not(var_1_40 >= -63) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=192, var_1_22=57, var_1_23=64, var_1_24=5, var_1_28=256, var_1_29=1, var_1_30=-4, var_1_31=9, var_1_32=0, var_1_34=65535, var_1_35=32767, var_1_36=32767, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=63, var_1_41=4, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L201] CALL assume_abort_if_not(var_1_40 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=192, var_1_22=57, var_1_23=64, var_1_24=5, var_1_28=256, var_1_29=1, var_1_30=-4, var_1_31=9, var_1_32=0, var_1_34=65535, var_1_35=32767, var_1_36=32767, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=63, var_1_41=4, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L20] COND FALSE !(!cond) [L201] RET assume_abort_if_not(var_1_40 <= 63) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=192, var_1_22=57, var_1_23=64, var_1_24=5, var_1_28=256, var_1_29=1, var_1_30=-4, var_1_31=9, var_1_32=0, var_1_34=65535, var_1_35=32767, var_1_36=32767, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=63, var_1_41=4, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L202] var_1_41 = __VERIFIER_nondet_char() [L203] CALL assume_abort_if_not(var_1_41 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=192, var_1_22=57, var_1_23=64, var_1_24=5, var_1_28=256, var_1_29=1, var_1_30=-4, var_1_31=9, var_1_32=0, var_1_34=65535, var_1_35=32767, var_1_36=32767, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=63, var_1_41=63, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L20] COND FALSE !(!cond) [L203] RET assume_abort_if_not(var_1_41 >= -63) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=192, var_1_22=57, var_1_23=64, var_1_24=5, var_1_28=256, var_1_29=1, var_1_30=-4, var_1_31=9, var_1_32=0, var_1_34=65535, var_1_35=32767, var_1_36=32767, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=63, var_1_41=63, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L204] CALL assume_abort_if_not(var_1_41 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=192, var_1_22=57, var_1_23=64, var_1_24=5, var_1_28=256, var_1_29=1, var_1_30=-4, var_1_31=9, var_1_32=0, var_1_34=65535, var_1_35=32767, var_1_36=32767, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=63, var_1_41=63, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L20] COND FALSE !(!cond) [L204] RET assume_abort_if_not(var_1_41 <= 63) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=192, var_1_22=57, var_1_23=64, var_1_24=5, var_1_28=256, var_1_29=1, var_1_30=-4, var_1_31=9, var_1_32=0, var_1_34=65535, var_1_35=32767, var_1_36=32767, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=63, var_1_41=63, var_1_42=50, var_1_43=-128, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L205] var_1_43 = __VERIFIER_nondet_char() [L206] CALL assume_abort_if_not(var_1_43 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=192, var_1_22=57, var_1_23=64, var_1_24=5, var_1_28=256, var_1_29=1, var_1_30=-4, var_1_31=9, var_1_32=0, var_1_34=65535, var_1_35=32767, var_1_36=32767, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=63, var_1_41=63, var_1_42=50, var_1_43=63, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L20] COND FALSE !(!cond) [L206] RET assume_abort_if_not(var_1_43 >= -128) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=192, var_1_22=57, var_1_23=64, var_1_24=5, var_1_28=256, var_1_29=1, var_1_30=-4, var_1_31=9, var_1_32=0, var_1_34=65535, var_1_35=32767, var_1_36=32767, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=63, var_1_41=63, var_1_42=50, var_1_43=63, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L207] CALL assume_abort_if_not(var_1_43 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=192, var_1_22=57, var_1_23=64, var_1_24=5, var_1_28=256, var_1_29=1, var_1_30=-4, var_1_31=9, var_1_32=0, var_1_34=65535, var_1_35=32767, var_1_36=32767, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=63, var_1_41=63, var_1_42=50, var_1_43=63, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L20] COND FALSE !(!cond) [L207] RET assume_abort_if_not(var_1_43 <= 127) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=192, var_1_22=57, var_1_23=64, var_1_24=5, var_1_28=256, var_1_29=1, var_1_30=-4, var_1_31=9, var_1_32=0, var_1_34=65535, var_1_35=32767, var_1_36=32767, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=63, var_1_41=63, var_1_42=50, var_1_43=63, var_1_44=10, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L208] var_1_44 = __VERIFIER_nondet_uchar() [L209] CALL assume_abort_if_not(var_1_44 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=192, var_1_22=57, var_1_23=64, var_1_24=5, var_1_28=256, var_1_29=1, var_1_30=-4, var_1_31=9, var_1_32=0, var_1_34=65535, var_1_35=32767, var_1_36=32767, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=63, var_1_41=63, var_1_42=50, var_1_43=63, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L20] COND FALSE !(!cond) [L209] RET assume_abort_if_not(var_1_44 >= 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=192, var_1_22=57, var_1_23=64, var_1_24=5, var_1_28=256, var_1_29=1, var_1_30=-4, var_1_31=9, var_1_32=0, var_1_34=65535, var_1_35=32767, var_1_36=32767, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=63, var_1_41=63, var_1_42=50, var_1_43=63, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L210] CALL assume_abort_if_not(var_1_44 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=192, var_1_22=57, var_1_23=64, var_1_24=5, var_1_28=256, var_1_29=1, var_1_30=-4, var_1_31=9, var_1_32=0, var_1_34=65535, var_1_35=32767, var_1_36=32767, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=63, var_1_41=63, var_1_42=50, var_1_43=63, var_1_44=0, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L20] COND FALSE !(!cond) [L210] RET assume_abort_if_not(var_1_44 <= 127) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=192, var_1_22=57, var_1_23=64, var_1_24=5, var_1_28=256, var_1_29=1, var_1_30=-4, var_1_31=9, var_1_32=0, var_1_34=65535, var_1_35=32767, var_1_36=32767, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=63, var_1_41=63, var_1_42=50, var_1_43=63, var_1_44=0, var_1_45=16, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L211] var_1_45 = __VERIFIER_nondet_uchar() [L212] CALL assume_abort_if_not(var_1_45 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=192, var_1_22=57, var_1_23=64, var_1_24=5, var_1_28=256, var_1_29=1, var_1_30=-4, var_1_31=9, var_1_32=0, var_1_34=65535, var_1_35=32767, var_1_36=32767, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=63, var_1_41=63, var_1_42=50, var_1_43=63, var_1_44=0, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L20] COND FALSE !(!cond) [L212] RET assume_abort_if_not(var_1_45 >= 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=192, var_1_22=57, var_1_23=64, var_1_24=5, var_1_28=256, var_1_29=1, var_1_30=-4, var_1_31=9, var_1_32=0, var_1_34=65535, var_1_35=32767, var_1_36=32767, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=63, var_1_41=63, var_1_42=50, var_1_43=63, var_1_44=0, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L213] CALL assume_abort_if_not(var_1_45 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=192, var_1_22=57, var_1_23=64, var_1_24=5, var_1_28=256, var_1_29=1, var_1_30=-4, var_1_31=9, var_1_32=0, var_1_34=65535, var_1_35=32767, var_1_36=32767, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=63, var_1_41=63, var_1_42=50, var_1_43=63, var_1_44=0, var_1_45=127, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L20] COND FALSE !(!cond) [L213] RET assume_abort_if_not(var_1_45 <= 127) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=192, var_1_22=57, var_1_23=64, var_1_24=5, var_1_28=256, var_1_29=1, var_1_30=-4, var_1_31=9, var_1_32=0, var_1_34=65535, var_1_35=32767, var_1_36=32767, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=63, var_1_41=63, var_1_42=50, var_1_43=63, var_1_44=0, var_1_45=127, var_1_46=19/2, var_1_47=0, var_1_5=-1, var_1_6=256] [L214] var_1_46 = __VERIFIER_nondet_double() [L215] CALL assume_abort_if_not((var_1_46 >= -922337.2036854776000e+13F && var_1_46 <= -1.0e-20F) || (var_1_46 <= 9223372.036854776000e+12F && var_1_46 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=192, var_1_22=57, var_1_23=64, var_1_24=5, var_1_28=256, var_1_29=1, var_1_30=-4, var_1_31=9, var_1_32=0, var_1_34=65535, var_1_35=32767, var_1_36=32767, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=63, var_1_41=63, var_1_42=50, var_1_43=63, var_1_44=0, var_1_45=127, var_1_47=0, var_1_5=-1, var_1_6=256] [L20] COND FALSE !(!cond) [L215] RET assume_abort_if_not((var_1_46 >= -922337.2036854776000e+13F && var_1_46 <= -1.0e-20F) || (var_1_46 <= 9223372.036854776000e+12F && var_1_46 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=192, var_1_22=57, var_1_23=64, var_1_24=5, var_1_28=256, var_1_29=1, var_1_30=-4, var_1_31=9, var_1_32=0, var_1_34=65535, var_1_35=32767, var_1_36=32767, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=63, var_1_41=63, var_1_42=50, var_1_43=63, var_1_44=0, var_1_45=127, var_1_47=0, var_1_5=-1, var_1_6=256] [L216] var_1_47 = __VERIFIER_nondet_uchar() [L217] CALL assume_abort_if_not(var_1_47 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=192, var_1_22=57, var_1_23=64, var_1_24=5, var_1_28=256, var_1_29=1, var_1_30=-4, var_1_31=9, var_1_32=0, var_1_34=65535, var_1_35=32767, var_1_36=32767, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=63, var_1_41=63, var_1_42=50, var_1_43=63, var_1_44=0, var_1_45=127, var_1_5=-1, var_1_6=256] [L20] COND FALSE !(!cond) [L217] RET assume_abort_if_not(var_1_47 >= 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=192, var_1_22=57, var_1_23=64, var_1_24=5, var_1_28=256, var_1_29=1, var_1_30=-4, var_1_31=9, var_1_32=0, var_1_34=65535, var_1_35=32767, var_1_36=32767, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=63, var_1_41=63, var_1_42=50, var_1_43=63, var_1_44=0, var_1_45=127, var_1_5=-1, var_1_6=256] [L218] CALL assume_abort_if_not(var_1_47 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=192, var_1_22=57, var_1_23=64, var_1_24=5, var_1_28=256, var_1_29=1, var_1_30=-4, var_1_31=9, var_1_32=0, var_1_34=65535, var_1_35=32767, var_1_36=32767, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=63, var_1_41=63, var_1_42=50, var_1_43=63, var_1_44=0, var_1_45=127, var_1_47=1, var_1_5=-1, var_1_6=256] [L20] COND FALSE !(!cond) [L218] RET assume_abort_if_not(var_1_47 <= 1) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=61, var_1_14=127, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=192, var_1_22=57, var_1_23=64, var_1_24=5, var_1_28=256, var_1_29=1, var_1_30=-4, var_1_31=9, var_1_32=0, var_1_34=65535, var_1_35=32767, var_1_36=32767, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=63, var_1_41=63, var_1_42=50, var_1_43=63, var_1_44=0, var_1_45=127, var_1_47=1, var_1_5=-1, var_1_6=256] [L233] RET updateVariables() [L234] CALL step() [L66] COND FALSE !(\read(var_1_3)) [L71] COND TRUE var_1_39 > var_1_31 [L72] COND FALSE !(var_1_41 != var_1_43) [L75] COND TRUE (var_1_46 > var_1_32) || var_1_47 [L76] COND TRUE \read(var_1_47) [L77] var_1_42 = var_1_44 [L84] signed long int stepLocal_2 = var_1_5 * var_1_13; [L85] COND TRUE stepLocal_2 > last_1_var_1_10 [L86] var_1_20 = ((((((((var_1_21 - var_1_14)) > ((var_1_22 + 8))) ? ((var_1_21 - var_1_14)) : ((var_1_22 + 8)))) < 0 ) ? -(((((var_1_21 - var_1_14)) > ((var_1_22 + 8))) ? ((var_1_21 - var_1_14)) : ((var_1_22 + 8)))) : (((((var_1_21 - var_1_14)) > ((var_1_22 + 8))) ? ((var_1_21 - var_1_14)) : ((var_1_22 + 8)))))) [L88] var_1_28 = var_1_29 [L89] COND TRUE (((((var_1_14 - var_1_20)) < (var_1_5)) ? ((var_1_14 - var_1_20)) : (var_1_5))) < var_1_20 [L90] COND FALSE !(\read(var_1_3)) [L94] COND FALSE !(var_1_25 >= ((((var_1_26) > (var_1_27)) ? (var_1_26) : (var_1_27)))) [L97] var_1_24 = (((((var_1_25) < 0 ) ? -(var_1_25) : (var_1_25))) + ((((var_1_27) < 0 ) ? -(var_1_27) : (var_1_27)))) [L99] unsigned char stepLocal_1 = var_1_17 <= var_1_17; [L100] COND FALSE !(stepLocal_1 || var_1_3) [L105] var_1_12 = var_1_16 [L107] EXPR var_1_25 ^ var_1_26 [L107] COND TRUE ((var_1_25 ^ var_1_26) % var_1_31) > -10 [L108] var_1_30 = ((((var_1_28) < 0 ) ? -(var_1_28) : (var_1_28))) [L110] EXPR var_1_35 & var_1_25 [L110] EXPR (var_1_35 & var_1_25) >> var_1_30 [L110] COND TRUE var_1_24 >= ((var_1_35 & var_1_25) >> var_1_30) [L111] var_1_37 = ((((var_1_33) < (var_1_38)) ? (var_1_33) : (var_1_38))) [L113] COND TRUE 99999.8f < var_1_17 [L114] COND TRUE ! var_1_3 [L115] COND FALSE !(var_1_17 >= (var_1_17 / 2.5f)) [L124] COND TRUE (var_1_17 + var_1_12) <= var_1_17 [L125] COND TRUE var_1_6 >= var_1_6 [L126] var_1_23 = var_1_20 [L129] EXPR var_1_6 ^ var_1_20 [L129] unsigned long int stepLocal_0 = (var_1_6 ^ var_1_20) + var_1_23; [L130] COND TRUE var_1_20 <= stepLocal_0 [L131] COND FALSE !(var_1_12 == var_1_12) [L135] EXPR ((((var_1_28) > (-16)) ? (var_1_28) : (-16))) & 16 [L135] COND TRUE (~ var_1_30) <= (((((var_1_28) > (-16)) ? (var_1_28) : (-16))) & 16) [L136] var_1_32 = var_1_33 [L144] var_1_39 = (var_1_40 + ((((var_1_41) < 0 ) ? -(var_1_41) : (var_1_41)))) [L234] RET step() [L235] CALL, EXPR property() [L225] EXPR (((99999.8f < var_1_17) ? ((! var_1_3) ? ((var_1_17 >= (var_1_17 / 2.5f)) ? (var_1_3 ? (var_1_1 == ((signed char) var_1_5)) : (var_1_1 == ((signed char) var_1_5))) : 1) : 1) : 1) && (var_1_3 ? (((last_1_var_1_10 + (var_1_5 + last_1_var_1_20)) >= last_1_var_1_20) ? (var_1_6 == ((unsigned short int) last_1_var_1_20)) : 1) : 1)) && ((var_1_20 <= ((var_1_6 ^ var_1_20) + var_1_23)) ? ((var_1_12 == var_1_12) ? (var_1_10 == ((unsigned long int) 0u)) : 1) : 1) [L225-L226] return (((((((99999.8f < var_1_17) ? ((! var_1_3) ? ((var_1_17 >= (var_1_17 / 2.5f)) ? (var_1_3 ? (var_1_1 == ((signed char) var_1_5)) : (var_1_1 == ((signed char) var_1_5))) : 1) : 1) : 1) && (var_1_3 ? (((last_1_var_1_10 + (var_1_5 + last_1_var_1_20)) >= last_1_var_1_20) ? (var_1_6 == ((unsigned short int) last_1_var_1_20)) : 1) : 1)) && ((var_1_20 <= ((var_1_6 ^ var_1_20) + var_1_23)) ? ((var_1_12 == var_1_12) ? (var_1_10 == ((unsigned long int) 0u)) : 1) : 1)) && (((var_1_17 <= var_1_17) || var_1_3) ? (((var_1_17 / var_1_15) > 25.25) ? (var_1_12 == ((double) 128.5)) : 1) : (var_1_12 == ((double) var_1_16)))) && (((((((var_1_14 - var_1_20)) < (var_1_5)) ? ((var_1_14 - var_1_20)) : (var_1_5))) < var_1_20) ? (var_1_3 ? (var_1_17 == ((double) 128.1)) : 1) : 1)) && (((var_1_5 * var_1_13) > last_1_var_1_10) ? (var_1_20 == ((unsigned char) ((((((((var_1_21 - var_1_14)) > ((var_1_22 + 8))) ? ((var_1_21 - var_1_14)) : ((var_1_22 + 8)))) < 0 ) ? -(((((var_1_21 - var_1_14)) > ((var_1_22 + 8))) ? ((var_1_21 - var_1_14)) : ((var_1_22 + 8)))) : (((((var_1_21 - var_1_14)) > ((var_1_22 + 8))) ? ((var_1_21 - var_1_14)) : ((var_1_22 + 8)))))))) : 1)) && (((var_1_17 + var_1_12) <= var_1_17) ? ((var_1_6 >= var_1_6) ? (var_1_23 == ((unsigned long int) var_1_20)) : 1) : 1) ; [L235] RET, EXPR property() [L235] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=3, var_1_13=61, var_1_14=127, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=65, var_1_21=192, var_1_22=57, var_1_23=65, var_1_24=18, var_1_25=0, var_1_26=19, var_1_27=18, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=9, var_1_32=2, var_1_33=2, var_1_34=65535, var_1_35=32767, var_1_36=32767, var_1_37=2, var_1_38=0, var_1_39=126, var_1_3=0, var_1_40=63, var_1_41=63, var_1_42=0, var_1_43=63, var_1_44=0, var_1_45=127, var_1_47=1, var_1_5=-1, var_1_6=256] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=3, var_1_13=61, var_1_14=127, var_1_16=3, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=65, var_1_21=192, var_1_22=57, var_1_23=65, var_1_24=18, var_1_25=0, var_1_26=19, var_1_27=18, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=9, var_1_32=2, var_1_33=2, var_1_34=65535, var_1_35=32767, var_1_36=32767, var_1_37=2, var_1_38=0, var_1_39=126, var_1_3=0, var_1_40=63, var_1_41=63, var_1_42=0, var_1_43=63, var_1_44=0, var_1_45=127, var_1_47=1, var_1_5=-1, var_1_6=256] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 81 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 1, TraceHistogramMax: 47, 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=81occurred 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, 0.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 170 NumberOfCodeBlocks, 170 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 [2023-12-02 20:01:41,537 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with 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_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh --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 c51969381a6972feddb28e65c1cdcadbf54af9cdf4e8a6df00aa23e53c697f57 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 20:01:43,445 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 20:01:43,524 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-12-02 20:01:43,529 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 20:01:43,530 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 20:01:43,556 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 20:01:43,556 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 20:01:43,557 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 20:01:43,558 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 20:01:43,558 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 20:01:43,559 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 20:01:43,559 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 20:01:43,560 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 20:01:43,560 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 20:01:43,561 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 20:01:43,561 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 20:01:43,562 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 20:01:43,563 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 20:01:43,563 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 20:01:43,563 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 20:01:43,564 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 20:01:43,564 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 20:01:43,565 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 20:01:43,565 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 20:01:43,566 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 20:01:43,566 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 20:01:43,567 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 20:01:43,567 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 20:01:43,567 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 20:01:43,568 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 20:01:43,568 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 20:01:43,568 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 20:01:43,569 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 20:01:43,569 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 20:01:43,569 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 20:01:43,570 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 20:01:43,570 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 20:01:43,570 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 20:01:43,570 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 20:01:43,570 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 20:01:43,571 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 20:01:43,571 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 20:01:43,571 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 20:01:43,572 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 20:01:43,572 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_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c51969381a6972feddb28e65c1cdcadbf54af9cdf4e8a6df00aa23e53c697f57 [2023-12-02 20:01:43,854 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 20:01:43,872 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 20:01:43,875 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 20:01:43,876 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 20:01:43,876 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 20:01:43,878 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-3.i [2023-12-02 20:01:46,640 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 20:01:46,876 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 20:01:46,876 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-3.i [2023-12-02 20:01:46,887 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/data/62ba45c0a/b28c6ddba6264478a2f5bcaba57549c7/FLAGd9f033cdc [2023-12-02 20:01:46,901 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/data/62ba45c0a/b28c6ddba6264478a2f5bcaba57549c7 [2023-12-02 20:01:46,904 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 20:01:46,906 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 20:01:46,907 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 20:01:46,907 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 20:01:46,912 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 20:01:46,913 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:01:46" (1/1) ... [2023-12-02 20:01:46,914 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78d880da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:01:46, skipping insertion in model container [2023-12-02 20:01:46,914 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:01:46" (1/1) ... [2023-12-02 20:01:46,954 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 20:01:47,104 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_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-3.i[918,931] [2023-12-02 20:01:47,178 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 20:01:47,197 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 20:01:47,210 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_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-3.i[918,931] [2023-12-02 20:01:47,249 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 20:01:47,269 INFO L206 MainTranslator]: Completed translation [2023-12-02 20:01:47,269 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:01:47 WrapperNode [2023-12-02 20:01:47,269 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 20:01:47,270 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 20:01:47,270 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 20:01:47,271 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 20:01:47,278 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:01:47" (1/1) ... [2023-12-02 20:01:47,294 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:01:47" (1/1) ... [2023-12-02 20:01:47,325 INFO L138 Inliner]: procedures = 27, calls = 60, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 247 [2023-12-02 20:01:47,325 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 20:01:47,326 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 20:01:47,326 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 20:01:47,326 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 20:01:47,336 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:01:47" (1/1) ... [2023-12-02 20:01:47,336 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:01:47" (1/1) ... [2023-12-02 20:01:47,342 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:01:47" (1/1) ... [2023-12-02 20:01:47,342 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:01:47" (1/1) ... [2023-12-02 20:01:47,358 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:01:47" (1/1) ... [2023-12-02 20:01:47,362 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:01:47" (1/1) ... [2023-12-02 20:01:47,366 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:01:47" (1/1) ... [2023-12-02 20:01:47,368 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:01:47" (1/1) ... [2023-12-02 20:01:47,373 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 20:01:47,374 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 20:01:47,375 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 20:01:47,375 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 20:01:47,376 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:01:47" (1/1) ... [2023-12-02 20:01:47,381 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 20:01:47,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 20:01:47,405 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 20:01:47,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 20:01:47,471 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 20:01:47,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 20:01:47,471 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 20:01:47,472 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 20:01:47,472 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 20:01:47,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 20:01:47,574 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 20:01:47,577 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 20:01:58,041 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 20:01:58,099 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 20:01:58,099 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 20:01:58,100 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:01:58 BoogieIcfgContainer [2023-12-02 20:01:58,100 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 20:01:58,104 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 20:01:58,104 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 20:01:58,107 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 20:01:58,107 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 08:01:46" (1/3) ... [2023-12-02 20:01:58,108 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@200bc046 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:01:58, skipping insertion in model container [2023-12-02 20:01:58,108 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:01:47" (2/3) ... [2023-12-02 20:01:58,109 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@200bc046 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:01:58, skipping insertion in model container [2023-12-02 20:01:58,109 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:01:58" (3/3) ... [2023-12-02 20:01:58,110 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-cn_file-3.i [2023-12-02 20:01:58,130 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 20:01:58,130 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 20:01:58,178 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 20:01:58,184 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;@34689c93, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 20:01:58,184 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 20:01:58,188 INFO L276 IsEmpty]: Start isEmpty. Operand has 113 states, 63 states have (on average 1.4603174603174602) internal successors, (92), 64 states have internal predecessors, (92), 47 states have call successors, (47), 1 states have call predecessors, (47), 1 states have return successors, (47), 47 states have call predecessors, (47), 47 states have call successors, (47) [2023-12-02 20:01:58,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2023-12-02 20:01:58,205 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 20:01:58,206 INFO L195 NwaCegarLoop]: trace histogram [47, 47, 47, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 20:01:58,206 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 20:01:58,211 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:01:58,212 INFO L85 PathProgramCache]: Analyzing trace with hash 245870386, now seen corresponding path program 1 times [2023-12-02 20:01:58,225 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 20:01:58,225 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2064642153] [2023-12-02 20:01:58,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:01:58,226 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 [2023-12-02 20:01:58,226 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 20:01:58,227 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 20:01:58,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 20:01:59,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:01:59,518 INFO L262 TraceCheckSpWp]: Trace formula consists of 440 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 20:01:59,533 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:01:59,600 INFO L134 CoverageAnalysis]: Checked inductivity of 4324 backedges. 1632 proven. 0 refuted. 0 times theorem prover too weak. 2692 trivial. 0 not checked. [2023-12-02 20:01:59,600 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 20:01:59,601 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 20:01:59,601 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2064642153] [2023-12-02 20:01:59,601 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2064642153] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 20:01:59,602 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 20:01:59,602 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 20:01:59,603 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [423789783] [2023-12-02 20:01:59,604 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 20:01:59,609 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-02 20:01:59,609 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 20:01:59,637 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-02 20:01:59,638 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 20:01:59,640 INFO L87 Difference]: Start difference. First operand has 113 states, 63 states have (on average 1.4603174603174602) internal successors, (92), 64 states have internal predecessors, (92), 47 states have call successors, (47), 1 states have call predecessors, (47), 1 states have return successors, (47), 47 states have call predecessors, (47), 47 states have call successors, (47) Second operand has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (47), 2 states have call predecessors, (47), 2 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) [2023-12-02 20:02:02,951 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.24s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:02:02,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 20:02:02,952 INFO L93 Difference]: Finished difference Result 223 states and 417 transitions. [2023-12-02 20:02:03,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:02:03,303 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (47), 2 states have call predecessors, (47), 2 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) Word has length 281 [2023-12-02 20:02:03,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 20:02:03,311 INFO L225 Difference]: With dead ends: 223 [2023-12-02 20:02:03,311 INFO L226 Difference]: Without dead ends: 111 [2023-12-02 20:02:03,315 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 280 GetRequests, 280 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 20:02:03,318 INFO L413 NwaCegarLoop]: 176 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 176 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2023-12-02 20:02:03,319 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 176 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 3.3s Time] [2023-12-02 20:02:03,331 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2023-12-02 20:02:03,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 111. [2023-12-02 20:02:03,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 111 states, 62 states have (on average 1.3709677419354838) internal successors, (85), 62 states have internal predecessors, (85), 47 states have call successors, (47), 1 states have call predecessors, (47), 1 states have return successors, (47), 47 states have call predecessors, (47), 47 states have call successors, (47) [2023-12-02 20:02:03,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 179 transitions. [2023-12-02 20:02:03,372 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 179 transitions. Word has length 281 [2023-12-02 20:02:03,373 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 20:02:03,373 INFO L495 AbstractCegarLoop]: Abstraction has 111 states and 179 transitions. [2023-12-02 20:02:03,373 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (47), 2 states have call predecessors, (47), 2 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) [2023-12-02 20:02:03,374 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 179 transitions. [2023-12-02 20:02:03,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2023-12-02 20:02:03,381 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 20:02:03,381 INFO L195 NwaCegarLoop]: trace histogram [47, 47, 47, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 20:02:03,404 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-12-02 20:02:03,583 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 20:02:03,583 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 20:02:03,584 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:02:03,584 INFO L85 PathProgramCache]: Analyzing trace with hash -1406653332, now seen corresponding path program 1 times [2023-12-02 20:02:03,585 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 20:02:03,586 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [540410046] [2023-12-02 20:02:03,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:02:03,586 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 [2023-12-02 20:02:03,586 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 20:02:03,587 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 20:02:03,588 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 20:02:04,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:02:04,794 INFO L262 TraceCheckSpWp]: Trace formula consists of 440 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 20:02:04,804 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:02:08,558 INFO L134 CoverageAnalysis]: Checked inductivity of 4324 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4324 trivial. 0 not checked. [2023-12-02 20:02:08,558 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 20:02:08,559 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 20:02:08,559 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [540410046] [2023-12-02 20:02:08,559 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [540410046] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 20:02:08,560 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 20:02:08,560 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 20:02:08,560 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1565941943] [2023-12-02 20:02:08,561 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 20:02:08,563 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 20:02:08,564 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 20:02:08,565 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 20:02:08,565 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-02 20:02:08,566 INFO L87 Difference]: Start difference. First operand 111 states and 179 transitions. Second operand has 4 states, 4 states have (on average 12.25) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (47), 1 states have call predecessors, (47), 1 states have return successors, (47), 1 states have call predecessors, (47), 1 states have call successors, (47) [2023-12-02 20:02:11,457 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.71s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:02:14,394 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.94s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:02:17,318 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.92s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:02:20,245 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.93s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:02:23,283 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.44s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:02:25,834 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.55s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:02:31,111 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.35s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:02:33,123 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:02:35,133 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:02:37,157 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:02:39,170 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:02:39,573 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 20:02:39,574 INFO L93 Difference]: Finished difference Result 331 states and 535 transitions. [2023-12-02 20:02:39,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:02:39,575 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (47), 1 states have call predecessors, (47), 1 states have return successors, (47), 1 states have call predecessors, (47), 1 states have call successors, (47) Word has length 281 [2023-12-02 20:02:39,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 20:02:39,581 INFO L225 Difference]: With dead ends: 331 [2023-12-02 20:02:39,581 INFO L226 Difference]: Without dead ends: 221 [2023-12-02 20:02:39,583 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 281 GetRequests, 278 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-02 20:02:39,585 INFO L413 NwaCegarLoop]: 195 mSDtfsCounter, 68 mSDsluCounter, 342 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 2 mSolverCounterUnsat, 11 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 68 SdHoareTripleChecker+Valid, 537 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 11 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 30.9s IncrementalHoareTripleChecker+Time [2023-12-02 20:02:39,585 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [68 Valid, 537 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 21 Invalid, 11 Unknown, 0 Unchecked, 30.9s Time] [2023-12-02 20:02:39,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 221 states. [2023-12-02 20:02:39,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 221 to 219. [2023-12-02 20:02:39,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 219 states, 122 states have (on average 1.3524590163934427) internal successors, (165), 122 states have internal predecessors, (165), 94 states have call successors, (94), 2 states have call predecessors, (94), 2 states have return successors, (94), 94 states have call predecessors, (94), 94 states have call successors, (94) [2023-12-02 20:02:39,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 219 states and 353 transitions. [2023-12-02 20:02:39,634 INFO L78 Accepts]: Start accepts. Automaton has 219 states and 353 transitions. Word has length 281 [2023-12-02 20:02:39,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 20:02:39,636 INFO L495 AbstractCegarLoop]: Abstraction has 219 states and 353 transitions. [2023-12-02 20:02:39,636 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (47), 1 states have call predecessors, (47), 1 states have return successors, (47), 1 states have call predecessors, (47), 1 states have call successors, (47) [2023-12-02 20:02:39,636 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 353 transitions. [2023-12-02 20:02:39,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2023-12-02 20:02:39,646 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 20:02:39,646 INFO L195 NwaCegarLoop]: trace histogram [47, 47, 47, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 20:02:39,673 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/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)] Ended with exit code 0 [2023-12-02 20:02:39,847 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 20:02:39,847 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 20:02:39,848 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:02:39,848 INFO L85 PathProgramCache]: Analyzing trace with hash -1833735023, now seen corresponding path program 1 times [2023-12-02 20:02:39,849 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 20:02:39,849 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [46997645] [2023-12-02 20:02:39,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:02:39,850 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 [2023-12-02 20:02:39,850 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 20:02:39,851 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 20:02:39,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 20:02:40,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:02:41,026 INFO L262 TraceCheckSpWp]: Trace formula consists of 442 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 20:02:41,031 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:02:41,143 INFO L134 CoverageAnalysis]: Checked inductivity of 4324 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4324 trivial. 0 not checked. [2023-12-02 20:02:41,144 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 20:02:41,144 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 20:02:41,144 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [46997645] [2023-12-02 20:02:41,144 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [46997645] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 20:02:41,144 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 20:02:41,145 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 20:02:41,145 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1341725048] [2023-12-02 20:02:41,145 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 20:02:41,146 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 20:02:41,147 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 20:02:41,148 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 20:02:41,148 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 20:02:41,148 INFO L87 Difference]: Start difference. First operand 219 states and 353 transitions. Second operand has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (47), 1 states have call predecessors, (47), 1 states have return successors, (47), 1 states have call predecessors, (47), 1 states have call successors, (47) [2023-12-02 20:02:44,518 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.23s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:02:46,528 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:02:48,541 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:02:48,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 20:02:48,938 INFO L93 Difference]: Finished difference Result 495 states and 798 transitions. [2023-12-02 20:02:48,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:02:48,939 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (47), 1 states have call predecessors, (47), 1 states have return successors, (47), 1 states have call predecessors, (47), 1 states have call successors, (47) Word has length 282 [2023-12-02 20:02:48,940 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 20:02:48,944 INFO L225 Difference]: With dead ends: 495 [2023-12-02 20:02:48,944 INFO L226 Difference]: Without dead ends: 277 [2023-12-02 20:02:48,945 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 281 GetRequests, 280 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 20:02:48,947 INFO L413 NwaCegarLoop]: 171 mSDtfsCounter, 42 mSDsluCounter, 162 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 5 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 42 SdHoareTripleChecker+Valid, 333 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.8s IncrementalHoareTripleChecker+Time [2023-12-02 20:02:48,948 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [42 Valid, 333 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 17 Invalid, 3 Unknown, 0 Unchecked, 7.8s Time] [2023-12-02 20:02:48,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 277 states. [2023-12-02 20:02:48,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 277 to 253. [2023-12-02 20:02:48,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 253 states, 156 states have (on average 1.391025641025641) internal successors, (217), 156 states have internal predecessors, (217), 94 states have call successors, (94), 2 states have call predecessors, (94), 2 states have return successors, (94), 94 states have call predecessors, (94), 94 states have call successors, (94) [2023-12-02 20:02:48,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 253 states and 405 transitions. [2023-12-02 20:02:48,991 INFO L78 Accepts]: Start accepts. Automaton has 253 states and 405 transitions. Word has length 282 [2023-12-02 20:02:48,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 20:02:48,992 INFO L495 AbstractCegarLoop]: Abstraction has 253 states and 405 transitions. [2023-12-02 20:02:48,992 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (47), 1 states have call predecessors, (47), 1 states have return successors, (47), 1 states have call predecessors, (47), 1 states have call successors, (47) [2023-12-02 20:02:48,993 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 405 transitions. [2023-12-02 20:02:48,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2023-12-02 20:02:48,995 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 20:02:48,995 INFO L195 NwaCegarLoop]: trace histogram [47, 47, 47, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 20:02:49,013 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2023-12-02 20:02:49,195 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 20:02:49,196 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 20:02:49,196 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:02:49,197 INFO L85 PathProgramCache]: Analyzing trace with hash -1687531801, now seen corresponding path program 1 times [2023-12-02 20:02:49,197 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 20:02:49,197 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1263367077] [2023-12-02 20:02:49,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:02:49,198 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 [2023-12-02 20:02:49,198 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 20:02:49,199 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 20:02:49,200 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-12-02 20:02:50,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:02:50,363 INFO L262 TraceCheckSpWp]: Trace formula consists of 443 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 20:02:50,371 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:02:58,028 INFO L134 CoverageAnalysis]: Checked inductivity of 4324 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4324 trivial. 0 not checked. [2023-12-02 20:02:58,028 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 20:02:58,029 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 20:02:58,029 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1263367077] [2023-12-02 20:02:58,029 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1263367077] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 20:02:58,029 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 20:02:58,029 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 20:02:58,029 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [818896858] [2023-12-02 20:02:58,030 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 20:02:58,030 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 20:02:58,030 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 20:02:58,031 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 20:02:58,031 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-02 20:02:58,032 INFO L87 Difference]: Start difference. First operand 253 states and 405 transitions. Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (47), 1 states have call predecessors, (47), 1 states have return successors, (47), 1 states have call predecessors, (47), 1 states have call successors, (47) [2023-12-02 20:03:01,737 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:03:03,744 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:03:05,748 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:03:09,381 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:03:11,413 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:03:13,425 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:03:13,427 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 20:03:13,427 INFO L93 Difference]: Finished difference Result 829 states and 1321 transitions. [2023-12-02 20:03:13,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:03:13,797 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (47), 1 states have call predecessors, (47), 1 states have return successors, (47), 1 states have call predecessors, (47), 1 states have call successors, (47) Word has length 283 [2023-12-02 20:03:13,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 20:03:13,803 INFO L225 Difference]: With dead ends: 829 [2023-12-02 20:03:13,803 INFO L226 Difference]: Without dead ends: 577 [2023-12-02 20:03:13,804 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 283 GetRequests, 280 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-02 20:03:13,806 INFO L413 NwaCegarLoop]: 166 mSDtfsCounter, 171 mSDsluCounter, 338 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 95 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 171 SdHoareTripleChecker+Valid, 504 SdHoareTripleChecker+Invalid, 126 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.3s IncrementalHoareTripleChecker+Time [2023-12-02 20:03:13,806 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [171 Valid, 504 Invalid, 126 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 25 Invalid, 6 Unknown, 0 Unchecked, 15.3s Time] [2023-12-02 20:03:13,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 577 states. [2023-12-02 20:03:13,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 577 to 503. [2023-12-02 20:03:13,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 503 states, 310 states have (on average 1.3870967741935485) internal successors, (430), 310 states have internal predecessors, (430), 188 states have call successors, (188), 4 states have call predecessors, (188), 4 states have return successors, (188), 188 states have call predecessors, (188), 188 states have call successors, (188) [2023-12-02 20:03:13,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 503 states and 806 transitions. [2023-12-02 20:03:13,872 INFO L78 Accepts]: Start accepts. Automaton has 503 states and 806 transitions. Word has length 283 [2023-12-02 20:03:13,872 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 20:03:13,873 INFO L495 AbstractCegarLoop]: Abstraction has 503 states and 806 transitions. [2023-12-02 20:03:13,873 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (47), 1 states have call predecessors, (47), 1 states have return successors, (47), 1 states have call predecessors, (47), 1 states have call successors, (47) [2023-12-02 20:03:13,873 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 806 transitions. [2023-12-02 20:03:13,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2023-12-02 20:03:13,875 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 20:03:13,875 INFO L195 NwaCegarLoop]: trace histogram [47, 47, 47, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 20:03:13,893 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2023-12-02 20:03:14,076 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 20:03:14,076 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 20:03:14,077 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:03:14,077 INFO L85 PathProgramCache]: Analyzing trace with hash -869883351, now seen corresponding path program 1 times [2023-12-02 20:03:14,077 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 20:03:14,077 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1972631614] [2023-12-02 20:03:14,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:03:14,078 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 [2023-12-02 20:03:14,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 20:03:14,079 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 20:03:14,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-12-02 20:03:15,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:03:15,219 INFO L262 TraceCheckSpWp]: Trace formula consists of 444 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 20:03:15,224 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:03:18,861 INFO L134 CoverageAnalysis]: Checked inductivity of 4324 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4324 trivial. 0 not checked. [2023-12-02 20:03:18,861 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 20:03:18,861 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 20:03:18,861 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1972631614] [2023-12-02 20:03:18,862 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1972631614] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 20:03:18,862 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 20:03:18,862 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-02 20:03:18,862 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [799782913] [2023-12-02 20:03:18,862 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 20:03:18,863 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-02 20:03:18,863 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 20:03:18,864 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-02 20:03:18,864 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-12-02 20:03:18,864 INFO L87 Difference]: Start difference. First operand 503 states and 806 transitions. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (47), 1 states have call predecessors, (47), 1 states have return successors, (47), 1 states have call predecessors, (47), 1 states have call successors, (47) [2023-12-02 20:03:22,118 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.71s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:03:24,123 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:03:26,127 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:03:29,086 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.96s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:03:31,093 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:03:33,106 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:03:36,151 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.74s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:03:39,100 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.95s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:03:41,777 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.43s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:03:43,213 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:03:45,225 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:03:49,475 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.22s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:03:51,482 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:03:53,489 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:03:55,494 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:03:57,500 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:03:58,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 20:03:58,415 INFO L93 Difference]: Finished difference Result 749 states and 1203 transitions. [2023-12-02 20:03:58,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-02 20:03:58,416 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (47), 1 states have call predecessors, (47), 1 states have return successors, (47), 1 states have call predecessors, (47), 1 states have call successors, (47) Word has length 283 [2023-12-02 20:03:58,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 20:03:58,427 INFO L225 Difference]: With dead ends: 749 [2023-12-02 20:03:58,427 INFO L226 Difference]: Without dead ends: 497 [2023-12-02 20:03:58,428 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 284 GetRequests, 279 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-12-02 20:03:58,429 INFO L413 NwaCegarLoop]: 298 mSDtfsCounter, 156 mSDsluCounter, 431 mSDsCounter, 0 mSdLazyCounter, 78 mSolverCounterSat, 95 mSolverCounterUnsat, 15 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 37.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 156 SdHoareTripleChecker+Valid, 729 SdHoareTripleChecker+Invalid, 188 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 78 IncrementalHoareTripleChecker+Invalid, 15 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 39.4s IncrementalHoareTripleChecker+Time [2023-12-02 20:03:58,430 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [156 Valid, 729 Invalid, 188 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 78 Invalid, 15 Unknown, 0 Unchecked, 39.4s Time] [2023-12-02 20:03:58,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 497 states. [2023-12-02 20:03:58,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 497 to 481. [2023-12-02 20:03:58,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 481 states, 288 states have (on average 1.3541666666666667) internal successors, (390), 288 states have internal predecessors, (390), 188 states have call successors, (188), 4 states have call predecessors, (188), 4 states have return successors, (188), 188 states have call predecessors, (188), 188 states have call successors, (188) [2023-12-02 20:03:58,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 481 states and 766 transitions. [2023-12-02 20:03:58,484 INFO L78 Accepts]: Start accepts. Automaton has 481 states and 766 transitions. Word has length 283 [2023-12-02 20:03:58,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 20:03:58,485 INFO L495 AbstractCegarLoop]: Abstraction has 481 states and 766 transitions. [2023-12-02 20:03:58,485 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (47), 1 states have call predecessors, (47), 1 states have return successors, (47), 1 states have call predecessors, (47), 1 states have call successors, (47) [2023-12-02 20:03:58,485 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 766 transitions. [2023-12-02 20:03:58,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2023-12-02 20:03:58,487 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 20:03:58,488 INFO L195 NwaCegarLoop]: trace histogram [47, 47, 47, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 20:03:58,506 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Ended with exit code 0 [2023-12-02 20:03:58,688 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 20:03:58,688 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 20:03:58,689 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:03:58,689 INFO L85 PathProgramCache]: Analyzing trace with hash 450143087, now seen corresponding path program 1 times [2023-12-02 20:03:58,689 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 20:03:58,689 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [889770887] [2023-12-02 20:03:58,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:03:58,690 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 [2023-12-02 20:03:58,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 20:03:58,690 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 20:03:58,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2023-12-02 20:03:59,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:03:59,780 INFO L262 TraceCheckSpWp]: Trace formula consists of 444 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 20:03:59,786 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:04:11,088 INFO L134 CoverageAnalysis]: Checked inductivity of 4324 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4324 trivial. 0 not checked. [2023-12-02 20:04:11,088 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 20:04:11,088 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 20:04:11,089 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [889770887] [2023-12-02 20:04:11,089 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [889770887] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 20:04:11,089 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 20:04:11,089 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-02 20:04:11,089 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [813180944] [2023-12-02 20:04:11,089 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 20:04:11,090 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-02 20:04:11,090 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 20:04:11,091 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-02 20:04:11,091 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-12-02 20:04:11,091 INFO L87 Difference]: Start difference. First operand 481 states and 766 transitions. Second operand has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 5 states have internal predecessors, (52), 1 states have call successors, (47), 1 states have call predecessors, (47), 1 states have return successors, (47), 1 states have call predecessors, (47), 1 states have call successors, (47) [2023-12-02 20:04:16,583 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.23s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:04:18,589 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:04:20,596 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:04:22,623 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:04:24,637 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:04:26,652 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:04:28,705 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:04:30,718 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:04:32,735 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:04:34,747 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:04:36,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 20:04:36,326 INFO L93 Difference]: Finished difference Result 1790 states and 2850 transitions. [2023-12-02 20:04:36,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-02 20:04:36,327 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 5 states have internal predecessors, (52), 1 states have call successors, (47), 1 states have call predecessors, (47), 1 states have return successors, (47), 1 states have call predecessors, (47), 1 states have call successors, (47) Word has length 284 [2023-12-02 20:04:36,327 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 20:04:36,337 INFO L225 Difference]: With dead ends: 1790 [2023-12-02 20:04:36,337 INFO L226 Difference]: Without dead ends: 1310 [2023-12-02 20:04:36,340 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 285 GetRequests, 279 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2023-12-02 20:04:36,340 INFO L413 NwaCegarLoop]: 333 mSDtfsCounter, 129 mSDsluCounter, 554 mSDsCounter, 0 mSdLazyCounter, 352 mSolverCounterSat, 95 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 129 SdHoareTripleChecker+Valid, 887 SdHoareTripleChecker+Invalid, 457 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 352 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.9s IncrementalHoareTripleChecker+Time [2023-12-02 20:04:36,341 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [129 Valid, 887 Invalid, 457 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 352 Invalid, 10 Unknown, 0 Unchecked, 24.9s Time] [2023-12-02 20:04:36,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1310 states. [2023-12-02 20:04:36,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1310 to 1298. [2023-12-02 20:04:36,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1298 states, 769 states have (on average 1.3485045513654097) internal successors, (1037), 769 states have internal predecessors, (1037), 517 states have call successors, (517), 11 states have call predecessors, (517), 11 states have return successors, (517), 517 states have call predecessors, (517), 517 states have call successors, (517) [2023-12-02 20:04:36,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1298 states to 1298 states and 2071 transitions. [2023-12-02 20:04:36,580 INFO L78 Accepts]: Start accepts. Automaton has 1298 states and 2071 transitions. Word has length 284 [2023-12-02 20:04:36,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 20:04:36,581 INFO L495 AbstractCegarLoop]: Abstraction has 1298 states and 2071 transitions. [2023-12-02 20:04:36,581 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 5 states have internal predecessors, (52), 1 states have call successors, (47), 1 states have call predecessors, (47), 1 states have return successors, (47), 1 states have call predecessors, (47), 1 states have call successors, (47) [2023-12-02 20:04:36,581 INFO L276 IsEmpty]: Start isEmpty. Operand 1298 states and 2071 transitions. [2023-12-02 20:04:36,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2023-12-02 20:04:36,583 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 20:04:36,583 INFO L195 NwaCegarLoop]: trace histogram [47, 47, 47, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 20:04:36,608 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Ended with exit code 0 [2023-12-02 20:04:36,784 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 20:04:36,784 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 20:04:36,784 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:04:36,785 INFO L85 PathProgramCache]: Analyzing trace with hash -1850679503, now seen corresponding path program 1 times [2023-12-02 20:04:36,785 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 20:04:36,785 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1877090623] [2023-12-02 20:04:36,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:04:36,785 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 [2023-12-02 20:04:36,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 20:04:36,786 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 20:04:36,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2023-12-02 20:04:37,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:04:37,906 INFO L262 TraceCheckSpWp]: Trace formula consists of 445 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 20:04:37,911 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:04:45,536 INFO L134 CoverageAnalysis]: Checked inductivity of 4324 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4324 trivial. 0 not checked. [2023-12-02 20:04:45,536 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 20:04:45,536 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 20:04:45,536 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1877090623] [2023-12-02 20:04:45,537 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1877090623] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 20:04:45,537 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 20:04:45,537 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-02 20:04:45,537 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [443918270] [2023-12-02 20:04:45,537 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 20:04:45,538 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-02 20:04:45,538 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 20:04:45,539 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-02 20:04:45,539 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-12-02 20:04:45,540 INFO L87 Difference]: Start difference. First operand 1298 states and 2071 transitions. Second operand has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 5 states have internal predecessors, (52), 1 states have call successors, (47), 1 states have call predecessors, (47), 1 states have return successors, (47), 1 states have call predecessors, (47), 1 states have call successors, (47) [2023-12-02 20:04:51,071 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.20s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:04:53,076 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:04:55,084 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:04:57,097 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:04:59,102 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:05:01,107 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:05:03,125 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:05:05,157 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:05:07,167 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:05:09,173 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:05:11,179 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:05:13,190 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:05:15,211 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:05:17,228 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:05:19,240 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:05:21,269 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:05:23,282 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:05:29,868 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.21s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:05:31,887 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:05:33,904 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:05:35,916 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:05:36,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 20:05:36,312 INFO L93 Difference]: Finished difference Result 1914 states and 3025 transitions. [2023-12-02 20:05:36,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-12-02 20:05:36,313 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 5 states have internal predecessors, (52), 1 states have call successors, (47), 1 states have call predecessors, (47), 1 states have return successors, (47), 1 states have call predecessors, (47), 1 states have call successors, (47) Word has length 284 [2023-12-02 20:05:36,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 20:05:36,329 INFO L225 Difference]: With dead ends: 1914 [2023-12-02 20:05:36,329 INFO L226 Difference]: Without dead ends: 1673 [2023-12-02 20:05:36,331 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 289 GetRequests, 279 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2023-12-02 20:05:36,332 INFO L413 NwaCegarLoop]: 324 mSDtfsCounter, 462 mSDsluCounter, 676 mSDsCounter, 0 mSdLazyCounter, 535 mSolverCounterSat, 189 mSolverCounterUnsat, 21 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 49.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 462 SdHoareTripleChecker+Valid, 1000 SdHoareTripleChecker+Invalid, 745 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 189 IncrementalHoareTripleChecker+Valid, 535 IncrementalHoareTripleChecker+Invalid, 21 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 50.1s IncrementalHoareTripleChecker+Time [2023-12-02 20:05:36,332 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [462 Valid, 1000 Invalid, 745 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [189 Valid, 535 Invalid, 21 Unknown, 0 Unchecked, 50.1s Time] [2023-12-02 20:05:36,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1673 states. [2023-12-02 20:05:36,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1673 to 1535. [2023-12-02 20:05:36,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1535 states, 910 states have (on average 1.3494505494505495) internal successors, (1228), 910 states have internal predecessors, (1228), 611 states have call successors, (611), 13 states have call predecessors, (611), 13 states have return successors, (611), 611 states have call predecessors, (611), 611 states have call successors, (611) [2023-12-02 20:05:36,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1535 states to 1535 states and 2450 transitions. [2023-12-02 20:05:36,611 INFO L78 Accepts]: Start accepts. Automaton has 1535 states and 2450 transitions. Word has length 284 [2023-12-02 20:05:36,611 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 20:05:36,612 INFO L495 AbstractCegarLoop]: Abstraction has 1535 states and 2450 transitions. [2023-12-02 20:05:36,612 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 5 states have internal predecessors, (52), 1 states have call successors, (47), 1 states have call predecessors, (47), 1 states have return successors, (47), 1 states have call predecessors, (47), 1 states have call successors, (47) [2023-12-02 20:05:36,612 INFO L276 IsEmpty]: Start isEmpty. Operand 1535 states and 2450 transitions. [2023-12-02 20:05:36,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2023-12-02 20:05:36,614 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 20:05:36,615 INFO L195 NwaCegarLoop]: trace histogram [47, 47, 47, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 20:05:36,639 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2023-12-02 20:05:36,815 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 20:05:36,815 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 20:05:36,816 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:05:36,816 INFO L85 PathProgramCache]: Analyzing trace with hash 101643865, now seen corresponding path program 1 times [2023-12-02 20:05:36,817 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 20:05:36,817 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1498224999] [2023-12-02 20:05:36,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:05:36,817 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 [2023-12-02 20:05:36,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 20:05:36,818 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 20:05:36,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2023-12-02 20:05:37,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:05:37,957 INFO L262 TraceCheckSpWp]: Trace formula consists of 444 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 20:05:37,963 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:05:49,393 INFO L134 CoverageAnalysis]: Checked inductivity of 4324 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4324 trivial. 0 not checked. [2023-12-02 20:05:49,393 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 20:05:49,393 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 20:05:49,393 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1498224999] [2023-12-02 20:05:49,393 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1498224999] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 20:05:49,393 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 20:05:49,393 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 20:05:49,393 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1943160090] [2023-12-02 20:05:49,394 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 20:05:49,394 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 20:05:49,394 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 20:05:49,395 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 20:05:49,395 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-02 20:05:49,395 INFO L87 Difference]: Start difference. First operand 1535 states and 2450 transitions. Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (47), 1 states have call predecessors, (47), 1 states have return successors, (47), 1 states have call predecessors, (47), 1 states have call successors, (47) [2023-12-02 20:05:53,899 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.24s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:05:55,905 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:05:57,915 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:05:59,926 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:06:01,940 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:06:02,427 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 20:06:02,427 INFO L93 Difference]: Finished difference Result 3075 states and 4904 transitions. [2023-12-02 20:06:02,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:06:02,428 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (47), 1 states have call predecessors, (47), 1 states have return successors, (47), 1 states have call predecessors, (47), 1 states have call successors, (47) Word has length 285 [2023-12-02 20:06:02,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 20:06:02,440 INFO L225 Difference]: With dead ends: 3075 [2023-12-02 20:06:02,440 INFO L226 Difference]: Without dead ends: 1541 [2023-12-02 20:06:02,446 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 285 GetRequests, 282 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-02 20:06:02,447 INFO L413 NwaCegarLoop]: 187 mSDtfsCounter, 38 mSDsluCounter, 246 mSDsCounter, 0 mSdLazyCounter, 122 mSolverCounterSat, 0 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 38 SdHoareTripleChecker+Valid, 433 SdHoareTripleChecker+Invalid, 127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 122 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.8s IncrementalHoareTripleChecker+Time [2023-12-02 20:06:02,447 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [38 Valid, 433 Invalid, 127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 122 Invalid, 5 Unknown, 0 Unchecked, 12.8s Time] [2023-12-02 20:06:02,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1541 states. [2023-12-02 20:06:02,611 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1541 to 1535. [2023-12-02 20:06:02,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1535 states, 910 states have (on average 1.3461538461538463) internal successors, (1225), 910 states have internal predecessors, (1225), 611 states have call successors, (611), 13 states have call predecessors, (611), 13 states have return successors, (611), 611 states have call predecessors, (611), 611 states have call successors, (611) [2023-12-02 20:06:02,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1535 states to 1535 states and 2447 transitions. [2023-12-02 20:06:02,635 INFO L78 Accepts]: Start accepts. Automaton has 1535 states and 2447 transitions. Word has length 285 [2023-12-02 20:06:02,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 20:06:02,635 INFO L495 AbstractCegarLoop]: Abstraction has 1535 states and 2447 transitions. [2023-12-02 20:06:02,636 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (47), 1 states have call predecessors, (47), 1 states have return successors, (47), 1 states have call predecessors, (47), 1 states have call successors, (47) [2023-12-02 20:06:02,636 INFO L276 IsEmpty]: Start isEmpty. Operand 1535 states and 2447 transitions. [2023-12-02 20:06:02,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2023-12-02 20:06:02,638 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 20:06:02,638 INFO L195 NwaCegarLoop]: trace histogram [47, 47, 47, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 20:06:02,662 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Ended with exit code 0 [2023-12-02 20:06:02,839 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 20:06:02,839 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 20:06:02,839 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:06:02,839 INFO L85 PathProgramCache]: Analyzing trace with hash 919292315, now seen corresponding path program 1 times [2023-12-02 20:06:02,840 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 20:06:02,840 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1687527249] [2023-12-02 20:06:02,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:06:02,840 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 [2023-12-02 20:06:02,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 20:06:02,841 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 20:06:02,842 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2023-12-02 20:06:03,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:06:03,950 INFO L262 TraceCheckSpWp]: Trace formula consists of 445 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 20:06:03,954 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:06:11,492 INFO L134 CoverageAnalysis]: Checked inductivity of 4324 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4324 trivial. 0 not checked. [2023-12-02 20:06:11,492 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 20:06:11,492 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 20:06:11,492 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1687527249] [2023-12-02 20:06:11,492 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1687527249] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 20:06:11,492 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 20:06:11,493 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 20:06:11,493 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1908633709] [2023-12-02 20:06:11,493 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 20:06:11,493 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 20:06:11,493 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 20:06:11,494 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 20:06:11,494 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-02 20:06:11,494 INFO L87 Difference]: Start difference. First operand 1535 states and 2447 transitions. Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (47), 1 states have call predecessors, (47), 1 states have return successors, (47), 1 states have call predecessors, (47), 1 states have call successors, (47) [2023-12-02 20:06:15,001 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.26s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:06:17,015 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:06:19,023 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:06:21,036 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:06:23,039 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:06:23,554 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 20:06:23,554 INFO L93 Difference]: Finished difference Result 2019 states and 3217 transitions. [2023-12-02 20:06:23,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:06:23,555 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (47), 1 states have call predecessors, (47), 1 states have return successors, (47), 1 states have call predecessors, (47), 1 states have call successors, (47) Word has length 285 [2023-12-02 20:06:23,555 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 20:06:23,566 INFO L225 Difference]: With dead ends: 2019 [2023-12-02 20:06:23,566 INFO L226 Difference]: Without dead ends: 1778 [2023-12-02 20:06:23,567 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 285 GetRequests, 282 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-02 20:06:23,568 INFO L413 NwaCegarLoop]: 189 mSDtfsCounter, 39 mSDsluCounter, 345 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 534 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.9s IncrementalHoareTripleChecker+Time [2023-12-02 20:06:23,568 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [39 Valid, 534 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 5 Unknown, 0 Unchecked, 11.9s Time] [2023-12-02 20:06:23,571 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1778 states. [2023-12-02 20:06:23,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1778 to 1192. [2023-12-02 20:06:23,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1192 states, 711 states have (on average 1.3516174402250352) internal successors, (961), 711 states have internal predecessors, (961), 470 states have call successors, (470), 10 states have call predecessors, (470), 10 states have return successors, (470), 470 states have call predecessors, (470), 470 states have call successors, (470) [2023-12-02 20:06:23,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1192 states to 1192 states and 1901 transitions. [2023-12-02 20:06:23,701 INFO L78 Accepts]: Start accepts. Automaton has 1192 states and 1901 transitions. Word has length 285 [2023-12-02 20:06:23,702 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 20:06:23,702 INFO L495 AbstractCegarLoop]: Abstraction has 1192 states and 1901 transitions. [2023-12-02 20:06:23,702 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (47), 1 states have call predecessors, (47), 1 states have return successors, (47), 1 states have call predecessors, (47), 1 states have call successors, (47) [2023-12-02 20:06:23,702 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 1901 transitions. [2023-12-02 20:06:23,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2023-12-02 20:06:23,704 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 20:06:23,704 INFO L195 NwaCegarLoop]: trace histogram [47, 47, 47, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 20:06:23,721 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Ended with exit code 0 [2023-12-02 20:06:23,904 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 20:06:23,905 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 20:06:23,905 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:06:23,905 INFO L85 PathProgramCache]: Analyzing trace with hash 828166348, now seen corresponding path program 1 times [2023-12-02 20:06:23,906 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 20:06:23,906 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [374869904] [2023-12-02 20:06:23,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:06:23,906 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:06:23,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 20:06:23,907 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 20:06:23,908 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1f65ba9-f1e9-44c6-8f8e-7b2c12830214/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2023-12-02 20:06:25,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:06:25,170 INFO L262 TraceCheckSpWp]: Trace formula consists of 446 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-02 20:06:25,179 INFO L285 TraceCheckSpWp]: Computing forward predicates...