./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 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_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje --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 81f9c885cba2dee1faa6ea50c6c887a8afbb04e68b15a3a5c9caa87415ef3349 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 04:59:26,469 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 04:59:26,576 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-09 04:59:26,582 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 04:59:26,583 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 04:59:26,615 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 04:59:26,618 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 04:59:26,619 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 04:59:26,620 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 04:59:26,622 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 04:59:26,623 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 04:59:26,624 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 04:59:26,624 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 04:59:26,628 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 04:59:26,629 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 04:59:26,629 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 04:59:26,630 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 04:59:26,630 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 04:59:26,632 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 04:59:26,632 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 04:59:26,633 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 04:59:26,633 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 04:59:26,634 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 04:59:26,635 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 04:59:26,635 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 04:59:26,636 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 04:59:26,636 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 04:59:26,637 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 04:59:26,637 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 04:59:26,637 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 04:59:26,638 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 04:59:26,639 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 04:59:26,639 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 04:59:26,640 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 04:59:26,640 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 04:59:26,641 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 04:59:26,641 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 04:59:26,642 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 04:59:26,642 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 04:59:26,642 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 04:59:26,643 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 04:59:26,643 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 04:59:26,644 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 04:59:26,644 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 04:59:26,645 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 04:59:26,645 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 04:59:26,645 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 04:59:26,646 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_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 81f9c885cba2dee1faa6ea50c6c887a8afbb04e68b15a3a5c9caa87415ef3349 [2024-11-09 04:59:26,974 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 04:59:27,007 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 04:59:27,011 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 04:59:27,013 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 04:59:27,014 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 04:59:27,015 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-3.i Unable to find full path for "g++" [2024-11-09 04:59:29,055 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 04:59:29,344 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 04:59:29,349 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-3.i [2024-11-09 04:59:29,366 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/data/55fb96c3d/ee4c8a8544de494f9963e939637571bb/FLAGfde2f4a8a [2024-11-09 04:59:29,393 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/data/55fb96c3d/ee4c8a8544de494f9963e939637571bb [2024-11-09 04:59:29,397 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 04:59:29,401 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 04:59:29,404 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 04:59:29,404 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 04:59:29,411 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 04:59:29,412 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 04:59:29" (1/1) ... [2024-11-09 04:59:29,413 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2159edfe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:59:29, skipping insertion in model container [2024-11-09 04:59:29,414 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 04:59:29" (1/1) ... [2024-11-09 04:59:29,463 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 04:59:29,711 WARN L250 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_ca40b2dc-d288-4033-8efa-2c4cdd42d333/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-3.i[918,931] [2024-11-09 04:59:29,837 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 04:59:29,849 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 04:59:29,861 WARN L250 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_ca40b2dc-d288-4033-8efa-2c4cdd42d333/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-3.i[918,931] [2024-11-09 04:59:29,945 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 04:59:29,983 INFO L204 MainTranslator]: Completed translation [2024-11-09 04:59:29,984 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:59:29 WrapperNode [2024-11-09 04:59:29,984 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 04:59:29,986 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 04:59:29,986 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 04:59:29,986 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 04:59:30,005 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:59:29" (1/1) ... [2024-11-09 04:59:30,029 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:59:29" (1/1) ... [2024-11-09 04:59:30,094 INFO L138 Inliner]: procedures = 26, calls = 47, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 273 [2024-11-09 04:59:30,094 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 04:59:30,095 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 04:59:30,095 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 04:59:30,095 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 04:59:30,107 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:59:29" (1/1) ... [2024-11-09 04:59:30,107 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:59:29" (1/1) ... [2024-11-09 04:59:30,112 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:59:29" (1/1) ... [2024-11-09 04:59:30,113 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:59:29" (1/1) ... [2024-11-09 04:59:30,127 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:59:29" (1/1) ... [2024-11-09 04:59:30,132 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:59:29" (1/1) ... [2024-11-09 04:59:30,138 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:59:29" (1/1) ... [2024-11-09 04:59:30,141 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:59:29" (1/1) ... [2024-11-09 04:59:30,153 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 04:59:30,154 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 04:59:30,154 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 04:59:30,154 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 04:59:30,155 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:59:29" (1/1) ... [2024-11-09 04:59:30,173 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 04:59:30,192 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 04:59:30,210 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 04:59:30,216 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 04:59:30,255 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 04:59:30,255 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 04:59:30,255 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 04:59:30,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 04:59:30,258 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 04:59:30,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 04:59:30,407 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 04:59:30,413 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 04:59:31,215 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-09 04:59:31,215 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 04:59:31,844 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 04:59:31,845 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 04:59:31,846 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 04:59:31 BoogieIcfgContainer [2024-11-09 04:59:31,846 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 04:59:31,850 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 04:59:31,851 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 04:59:31,856 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 04:59:31,857 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 04:59:29" (1/3) ... [2024-11-09 04:59:31,859 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5642d52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 04:59:31, skipping insertion in model container [2024-11-09 04:59:31,859 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:59:29" (2/3) ... [2024-11-09 04:59:31,861 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5642d52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 04:59:31, skipping insertion in model container [2024-11-09 04:59:31,861 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 04:59:31" (3/3) ... [2024-11-09 04:59:31,863 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-co_file-3.i [2024-11-09 04:59:31,887 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 04:59:31,887 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 04:59:31,985 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 04:59:31,995 INFO L333 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, 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;@780019e7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 04:59:31,996 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 04:59:32,002 INFO L276 IsEmpty]: Start isEmpty. Operand has 61 states, 24 states have (on average 1.125) internal successors, (27), 25 states have internal predecessors, (27), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2024-11-09 04:59:32,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-09 04:59:32,021 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:59:32,022 INFO L215 NwaCegarLoop]: trace histogram [34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:59:32,023 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 04:59:32,029 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:59:32,030 INFO L85 PathProgramCache]: Analyzing trace with hash -1422606304, now seen corresponding path program 1 times [2024-11-09 04:59:32,043 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:59:32,044 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [349418118] [2024-11-09 04:59:32,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:59:32,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:59:33,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 04:59:33,087 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1392117199] [2024-11-09 04:59:33,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:59:33,088 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 04:59:33,088 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 04:59:33,091 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 04:59:33,094 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-09 04:59:33,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 04:59:33,826 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 04:59:34,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 04:59:34,204 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-09 04:59:34,207 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-09 04:59:34,208 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-09 04:59:34,219 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-09 04:59:34,410 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-09 04:59:34,415 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-09 04:59:34,574 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-09 04:59:34,578 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 04:59:34 BoogieIcfgContainer [2024-11-09 04:59:34,579 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-09 04:59:34,579 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 04:59:34,580 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 04:59:34,580 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 04:59:34,581 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 04:59:31" (3/4) ... [2024-11-09 04:59:34,584 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 04:59:34,585 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 04:59:34,587 INFO L158 Benchmark]: Toolchain (without parser) took 5185.95ms. Allocated memory was 163.6MB in the beginning and 207.6MB in the end (delta: 44.0MB). Free memory was 105.8MB in the beginning and 70.4MB in the end (delta: 35.4MB). Peak memory consumption was 79.6MB. Max. memory is 16.1GB. [2024-11-09 04:59:34,588 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 123.7MB. Free memory was 95.6MB in the beginning and 95.5MB in the end (delta: 119.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 04:59:34,589 INFO L158 Benchmark]: CACSL2BoogieTranslator took 581.65ms. Allocated memory is still 163.6MB. Free memory was 105.5MB in the beginning and 131.2MB in the end (delta: -25.7MB). Peak memory consumption was 23.2MB. Max. memory is 16.1GB. [2024-11-09 04:59:34,589 INFO L158 Benchmark]: Boogie Procedure Inliner took 108.31ms. Allocated memory is still 163.6MB. Free memory was 131.2MB in the beginning and 126.3MB in the end (delta: 4.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-09 04:59:34,590 INFO L158 Benchmark]: Boogie Preprocessor took 57.88ms. Allocated memory is still 163.6MB. Free memory was 126.3MB in the beginning and 123.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 04:59:34,591 INFO L158 Benchmark]: RCFGBuilder took 1692.51ms. Allocated memory is still 163.6MB. Free memory was 123.7MB in the beginning and 78.7MB in the end (delta: 44.9MB). Peak memory consumption was 56.7MB. Max. memory is 16.1GB. [2024-11-09 04:59:34,592 INFO L158 Benchmark]: TraceAbstraction took 2729.13ms. Allocated memory was 163.6MB in the beginning and 207.6MB in the end (delta: 44.0MB). Free memory was 77.6MB in the beginning and 70.4MB in the end (delta: 7.2MB). Peak memory consumption was 50.0MB. Max. memory is 16.1GB. [2024-11-09 04:59:34,592 INFO L158 Benchmark]: Witness Printer took 5.83ms. Allocated memory is still 207.6MB. Free memory is still 70.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 04:59:34,596 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 123.7MB. Free memory was 95.6MB in the beginning and 95.5MB in the end (delta: 119.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 581.65ms. Allocated memory is still 163.6MB. Free memory was 105.5MB in the beginning and 131.2MB in the end (delta: -25.7MB). Peak memory consumption was 23.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 108.31ms. Allocated memory is still 163.6MB. Free memory was 131.2MB in the beginning and 126.3MB in the end (delta: 4.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.88ms. Allocated memory is still 163.6MB. Free memory was 126.3MB in the beginning and 123.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1692.51ms. Allocated memory is still 163.6MB. Free memory was 123.7MB in the beginning and 78.7MB in the end (delta: 44.9MB). Peak memory consumption was 56.7MB. Max. memory is 16.1GB. * TraceAbstraction took 2729.13ms. Allocated memory was 163.6MB in the beginning and 207.6MB in the end (delta: 44.0MB). Free memory was 77.6MB in the beginning and 70.4MB in the end (delta: 7.2MB). Peak memory consumption was 50.0MB. Max. memory is 16.1GB. * Witness Printer took 5.83ms. Allocated memory is still 207.6MB. Free memory is still 70.4MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of bitwiseOr at line 100, overapproximation of shiftRight at line 103, overapproximation of bitwiseAnd at line 103, overapproximation of someBinaryDOUBLEComparisonOperation at line 68. 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] signed short int var_1_28 = 256; [L39] signed long int var_1_30 = -4; [L40] signed short int var_1_31 = 64; [L41] double var_1_32 = 0.0; [L42] double var_1_33 = 3.85; [L43] unsigned short int var_1_34 = 34858; [L44] unsigned short int var_1_35 = 41225; [L45] double var_1_37 = 63.63; [L46] double var_1_38 = 64.6; [L47] signed char var_1_39 = 10; [L48] signed char var_1_40 = -25; [L49] signed char var_1_41 = 4; [L50] unsigned char var_1_42 = 50; [L51] unsigned char var_1_44 = 10; [L52] unsigned char var_1_45 = 16; [L53] unsigned char var_1_47 = 0; [L54] unsigned long int last_1_var_1_10 = 256; [L55] unsigned char last_1_var_1_20 = 32; [L202] isInitial = 1 [L203] FCALL initially() [L204] COND TRUE 1 [L205] CALL updateLastVariables() [L194] last_1_var_1_10 = var_1_10 [L195] last_1_var_1_20 = var_1_20 [L205] RET updateLastVariables() [L206] CALL updateVariables() [L140] var_1_3 = __VERIFIER_nondet_uchar() [L141] 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_28=256, 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_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_44=10, var_1_45=16, var_1_47=0, var_1_5=-32, var_1_6=256] [L20] COND FALSE !(!cond) [L141] 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_28=256, 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_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_44=10, var_1_45=16, var_1_47=0, var_1_5=-32, var_1_6=256] [L142] 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_28=256, 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_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-32, var_1_6=256] [L20] COND FALSE !(!cond) [L142] 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_28=256, 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_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-32, var_1_6=256] [L143] var_1_5 = __VERIFIER_nondet_char() [L144] 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_28=256, 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_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-127, var_1_6=256] [L20] COND FALSE !(!cond) [L144] 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_28=256, 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_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-127, var_1_6=256] [L145] 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_28=256, 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_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-127, var_1_6=256] [L20] COND FALSE !(!cond) [L145] 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_28=256, 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_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-127, var_1_6=256] [L146] var_1_13 = __VERIFIER_nondet_char() [L147] 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=127, 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_28=256, 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_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-127, var_1_6=256] [L20] COND FALSE !(!cond) [L147] 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=127, 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_28=256, 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_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-127, var_1_6=256] [L148] 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=127, 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_28=256, 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_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-127, var_1_6=256] [L20] COND FALSE !(!cond) [L148] 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=127, 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_28=256, 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_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-127, var_1_6=256] [L149] var_1_14 = __VERIFIER_nondet_char() [L150] 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=127, var_1_14=0, 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_28=256, 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_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-127, var_1_6=256] [L20] COND FALSE !(!cond) [L150] 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=127, var_1_14=0, 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_28=256, 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_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-127, var_1_6=256] [L151] 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=127, var_1_14=0, 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_28=256, 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_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-127, var_1_6=256] [L20] COND FALSE !(!cond) [L151] 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=127, var_1_14=0, 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_28=256, 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_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-127, var_1_6=256] [L152] var_1_15 = __VERIFIER_nondet_double() [L153] 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=127, var_1_14=0, 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_28=256, 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_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-127, var_1_6=256] [L20] COND FALSE !(!cond) [L153] 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=127, var_1_14=0, 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_28=256, 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_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-127, var_1_6=256] [L154] 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=127, var_1_14=0, 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_28=256, 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_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-127, var_1_6=256] [L20] COND FALSE !(!cond) [L154] 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=127, var_1_14=0, 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_28=256, 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_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-127, var_1_6=256] [L155] var_1_16 = __VERIFIER_nondet_double() [L156] 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=127, var_1_14=0, 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_28=256, 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_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-127, var_1_6=256] [L20] COND FALSE !(!cond) [L156] 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=127, var_1_14=0, 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_28=256, 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_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-127, var_1_6=256] [L157] var_1_21 = __VERIFIER_nondet_uchar() [L158] 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=127, var_1_14=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=-129, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, 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_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-127, var_1_6=256] [L20] COND FALSE !(!cond) [L158] 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=127, var_1_14=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=-129, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, 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_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-127, var_1_6=256] [L159] 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=127, var_1_14=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=-129, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, 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_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-127, var_1_6=256] [L20] COND FALSE !(!cond) [L159] 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=127, var_1_14=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=-129, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, 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_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-127, var_1_6=256] [L160] var_1_22 = __VERIFIER_nondet_uchar() [L161] 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=127, var_1_14=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=-129, var_1_23=64, var_1_24=5, var_1_28=256, 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_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-127, var_1_6=256] [L20] COND FALSE !(!cond) [L161] 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=127, var_1_14=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=-129, var_1_23=64, var_1_24=5, var_1_28=256, 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_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-127, var_1_6=256] [L162] 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=127, var_1_14=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=-129, var_1_22=-129, var_1_23=64, var_1_24=5, var_1_28=256, 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_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-127, var_1_6=256] [L20] COND FALSE !(!cond) [L162] 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=127, var_1_14=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=-129, var_1_22=-129, var_1_23=64, var_1_24=5, var_1_28=256, 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_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-127, var_1_6=256] [L163] var_1_31 = __VERIFIER_nondet_short() [L164] 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=127, var_1_14=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=-129, var_1_22=-129, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-127, var_1_6=256] [L20] COND FALSE !(!cond) [L164] 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=127, var_1_14=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=-129, var_1_22=-129, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-127, var_1_6=256] [L165] 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=127, var_1_14=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=-129, var_1_22=-129, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-127, var_1_6=256] [L20] COND FALSE !(!cond) [L165] 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=127, var_1_14=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=-129, var_1_22=-129, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-127, var_1_6=256] [L166] 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=127, var_1_14=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=-129, var_1_22=-129, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-127, var_1_6=256] [L20] COND FALSE !(!cond) [L166] 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=127, var_1_14=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=-129, var_1_22=-129, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-127, var_1_6=256] [L167] var_1_33 = __VERIFIER_nondet_double() [L168] 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=127, var_1_14=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=-129, var_1_22=-129, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-127, var_1_6=256] [L20] COND FALSE !(!cond) [L168] 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=127, var_1_14=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=-129, var_1_22=-129, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-127, var_1_6=256] [L169] var_1_34 = __VERIFIER_nondet_ushort() [L170] 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=127, var_1_14=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=-129, var_1_22=-129, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_34=32767, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-127, var_1_6=256] [L20] COND FALSE !(!cond) [L170] 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=127, var_1_14=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=-129, var_1_22=-129, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_34=32767, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-127, var_1_6=256] [L171] 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=127, var_1_14=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=-129, var_1_22=-129, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_34=32767, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-127, var_1_6=256] [L20] COND FALSE !(!cond) [L171] 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=127, var_1_14=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=-129, var_1_22=-129, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_34=32767, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-127, var_1_6=256] [L172] var_1_35 = __VERIFIER_nondet_ushort() [L173] 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=127, var_1_14=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=-129, var_1_22=-129, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_34=32767, var_1_35=-98305, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-127, var_1_6=256] [L20] COND FALSE !(!cond) [L173] 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=127, var_1_14=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=-129, var_1_22=-129, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_34=32767, var_1_35=-98305, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-127, var_1_6=256] [L174] 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=127, var_1_14=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=-129, var_1_22=-129, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_34=32767, var_1_35=-98305, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-127, var_1_6=256] [L20] COND FALSE !(!cond) [L174] 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=127, var_1_14=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=-129, var_1_22=-129, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_34=32767, var_1_35=-98305, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-127, var_1_6=256] [L175] var_1_38 = __VERIFIER_nondet_double() [L176] 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=127, var_1_14=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=-129, var_1_22=-129, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_34=32767, var_1_35=-98305, var_1_37=6363/100, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-127, var_1_6=256] [L20] COND FALSE !(!cond) [L176] 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=127, var_1_14=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=-129, var_1_22=-129, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_34=32767, var_1_35=-98305, var_1_37=6363/100, var_1_39=10, var_1_3=1, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-127, var_1_6=256] [L177] var_1_40 = __VERIFIER_nondet_char() [L178] 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=127, var_1_14=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=-129, var_1_22=-129, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_34=32767, var_1_35=-98305, var_1_37=6363/100, var_1_39=10, var_1_3=1, var_1_40=-63, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-127, var_1_6=256] [L20] COND FALSE !(!cond) [L178] 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=127, var_1_14=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=-129, var_1_22=-129, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_34=32767, var_1_35=-98305, var_1_37=6363/100, var_1_39=10, var_1_3=1, var_1_40=-63, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-127, var_1_6=256] [L179] 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=127, var_1_14=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=-129, var_1_22=-129, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_34=32767, var_1_35=-98305, var_1_37=6363/100, var_1_39=10, var_1_3=1, var_1_40=-63, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-127, var_1_6=256] [L20] COND FALSE !(!cond) [L179] 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=127, var_1_14=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=-129, var_1_22=-129, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_34=32767, var_1_35=-98305, var_1_37=6363/100, var_1_39=10, var_1_3=1, var_1_40=-63, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-127, var_1_6=256] [L180] var_1_41 = __VERIFIER_nondet_char() [L181] 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=127, var_1_14=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=-129, var_1_22=-129, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_34=32767, var_1_35=-98305, var_1_37=6363/100, var_1_39=10, var_1_3=1, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-127, var_1_6=256] [L20] COND FALSE !(!cond) [L181] 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=127, var_1_14=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=-129, var_1_22=-129, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_34=32767, var_1_35=-98305, var_1_37=6363/100, var_1_39=10, var_1_3=1, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-127, var_1_6=256] [L182] 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=127, var_1_14=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=-129, var_1_22=-129, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_34=32767, var_1_35=-98305, var_1_37=6363/100, var_1_39=10, var_1_3=1, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-127, var_1_6=256] [L20] COND FALSE !(!cond) [L182] 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=127, var_1_14=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=-129, var_1_22=-129, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_34=32767, var_1_35=-98305, var_1_37=6363/100, var_1_39=10, var_1_3=1, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-127, var_1_6=256] [L183] var_1_44 = __VERIFIER_nondet_uchar() [L184] 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=127, var_1_14=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=-129, var_1_22=-129, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_34=32767, var_1_35=-98305, var_1_37=6363/100, var_1_39=10, var_1_3=1, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_45=16, var_1_47=0, var_1_5=-127, var_1_6=256] [L20] COND FALSE !(!cond) [L184] 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=127, var_1_14=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=-129, var_1_22=-129, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_34=32767, var_1_35=-98305, var_1_37=6363/100, var_1_39=10, var_1_3=1, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_45=16, var_1_47=0, var_1_5=-127, var_1_6=256] [L185] 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=127, var_1_14=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=-129, var_1_22=-129, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_34=32767, var_1_35=-98305, var_1_37=6363/100, var_1_39=10, var_1_3=1, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_44=0, var_1_45=16, var_1_47=0, var_1_5=-127, var_1_6=256] [L20] COND FALSE !(!cond) [L185] 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=127, var_1_14=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=-129, var_1_22=-129, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_34=32767, var_1_35=-98305, var_1_37=6363/100, var_1_39=10, var_1_3=1, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_44=0, var_1_45=16, var_1_47=0, var_1_5=-127, var_1_6=256] [L186] var_1_45 = __VERIFIER_nondet_uchar() [L187] 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=127, var_1_14=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=-129, var_1_22=-129, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_34=32767, var_1_35=-98305, var_1_37=6363/100, var_1_39=10, var_1_3=1, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_44=0, var_1_47=0, var_1_5=-127, var_1_6=256] [L20] COND FALSE !(!cond) [L187] 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=127, var_1_14=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=-129, var_1_22=-129, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_34=32767, var_1_35=-98305, var_1_37=6363/100, var_1_39=10, var_1_3=1, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_44=0, var_1_47=0, var_1_5=-127, var_1_6=256] [L188] 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=127, var_1_14=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=-129, var_1_22=-129, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_34=32767, var_1_35=-98305, var_1_37=6363/100, var_1_39=10, var_1_3=1, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_44=0, var_1_45=0, var_1_47=0, var_1_5=-127, var_1_6=256] [L20] COND FALSE !(!cond) [L188] 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=127, var_1_14=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=-129, var_1_22=-129, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_34=32767, var_1_35=-98305, var_1_37=6363/100, var_1_39=10, var_1_3=1, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_44=0, var_1_45=0, var_1_47=0, var_1_5=-127, var_1_6=256] [L189] var_1_47 = __VERIFIER_nondet_uchar() [L190] 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=127, var_1_14=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=-129, var_1_22=-129, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_34=32767, var_1_35=-98305, var_1_37=6363/100, var_1_39=10, var_1_3=1, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_44=0, var_1_45=0, var_1_5=-127, var_1_6=256] [L20] COND FALSE !(!cond) [L190] 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=127, var_1_14=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=-129, var_1_22=-129, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_34=32767, var_1_35=-98305, var_1_37=6363/100, var_1_39=10, var_1_3=1, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_44=0, var_1_45=0, var_1_5=-127, var_1_6=256] [L191] 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=127, var_1_14=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=-129, var_1_22=-129, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_34=32767, var_1_35=-98305, var_1_37=6363/100, var_1_39=10, var_1_3=1, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_44=0, var_1_45=0, var_1_47=-255, var_1_5=-127, var_1_6=256] [L20] COND FALSE !(!cond) [L191] 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=127, var_1_14=0, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=-129, var_1_22=-129, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=-32768, var_1_32=0, var_1_34=32767, var_1_35=-98305, var_1_37=6363/100, var_1_39=10, var_1_3=1, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_44=0, var_1_45=0, var_1_47=-255, var_1_5=-127, var_1_6=256] [L206] RET updateVariables() [L207] CALL step() [L59] COND TRUE \read(var_1_3) [L60] COND TRUE (last_1_var_1_10 + (var_1_5 + last_1_var_1_20)) >= last_1_var_1_20 [L61] var_1_6 = last_1_var_1_20 [L64] COND FALSE !(var_1_10 > var_1_31) [L77] signed long int stepLocal_2 = var_1_5 * var_1_13; [L78] COND TRUE stepLocal_2 > last_1_var_1_10 [L79] 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)))))) [L81] var_1_28 = var_1_20 [L82] COND TRUE (((((var_1_14 - var_1_20)) < (var_1_5)) ? ((var_1_14 - var_1_20)) : (var_1_5))) < var_1_20 [L83] COND TRUE \read(var_1_3) [L84] var_1_17 = 128.1 [L87] COND FALSE !(var_1_6 >= ((((var_1_23) > (var_1_23)) ? (var_1_23) : (var_1_23)))) [L90] var_1_24 = (((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6))) + ((((var_1_23) < 0 ) ? -(var_1_23) : (var_1_23)))) [L92] unsigned char stepLocal_1 = var_1_17 <= var_1_17; [L93] COND TRUE stepLocal_1 || var_1_3 [L94] COND FALSE !((var_1_17 / var_1_15) > 25.25) [L100] EXPR var_1_23 ^ var_1_20 [L100] COND FALSE !(((var_1_23 ^ var_1_20) % var_1_31) > -10) [L103] EXPR var_1_35 & var_1_6 [L103] EXPR (var_1_35 & var_1_6) >> var_1_20 [L103] COND TRUE var_1_23 >= ((var_1_35 & var_1_6) >> var_1_20) [L104] var_1_37 = ((((var_1_33) < (var_1_38)) ? (var_1_33) : (var_1_38))) [L106] COND FALSE !(99999.8f < var_1_17) [L117] COND FALSE !((var_1_17 + var_1_12) <= var_1_17) [L122] EXPR var_1_6 ^ var_1_20 [L122] unsigned long int stepLocal_0 = (var_1_6 ^ var_1_20) + var_1_23; [L123] COND FALSE !(var_1_20 <= stepLocal_0) [L128] EXPR ((((var_1_10) > (-16)) ? (var_1_10) : (-16))) & 16 [L128] COND FALSE !((~ var_1_20) <= (((((var_1_10) > (-16)) ? (var_1_10) : (-16))) & 16)) [L131] COND TRUE var_1_6 <= (((((var_1_34) < (var_1_35)) ? (var_1_34) : (var_1_35))) - ((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) [L132] var_1_32 = var_1_33 [L137] var_1_39 = (var_1_40 + ((((var_1_41) < 0 ) ? -(var_1_41) : (var_1_41)))) [L207] RET step() [L208] CALL, EXPR property() [L198] 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) [L198] EXPR var_1_6 ^ var_1_20 [L198] 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) [L198-L199] 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) ; [L208] RET, EXPR property() [L208] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) 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=127, var_1_14=0, var_1_16=0, var_1_17=1281/10, var_1_1=-64, var_1_20=135, var_1_21=-129, var_1_22=-129, var_1_23=64, var_1_24=96, var_1_28=135, var_1_30=-4, var_1_31=-32768, var_1_32=2, var_1_33=2, var_1_34=32767, var_1_35=-98305, var_1_37=2, var_1_38=0, var_1_39=0, var_1_3=1, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_44=0, var_1_45=0, var_1_47=-255, var_1_5=-127, var_1_6=32] [L19] reach_error() 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=127, var_1_14=0, var_1_16=0, var_1_17=1281/10, var_1_1=-64, var_1_20=135, var_1_21=-129, var_1_22=-129, var_1_23=64, var_1_24=96, var_1_28=135, var_1_30=-4, var_1_31=-32768, var_1_32=2, var_1_33=2, var_1_34=32767, var_1_35=-98305, var_1_37=2, var_1_38=0, var_1_39=0, var_1_3=1, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_44=0, var_1_45=0, var_1_47=-255, var_1_5=-127, var_1_6=32] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 61 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.5s, OverallIterations: 1, TraceHistogramMax: 34, 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=61occurred 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, 1.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 248 NumberOfCodeBlocks, 248 NumberOfCodeBlocksAsserted, 2 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 [2024-11-09 04:59:34,639 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje --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 81f9c885cba2dee1faa6ea50c6c887a8afbb04e68b15a3a5c9caa87415ef3349 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 04:59:37,647 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 04:59:37,755 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-09 04:59:37,762 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 04:59:37,764 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 04:59:37,815 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 04:59:37,818 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 04:59:37,819 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 04:59:37,820 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 04:59:37,822 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 04:59:37,822 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 04:59:37,823 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 04:59:37,823 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 04:59:37,824 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 04:59:37,827 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 04:59:37,827 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 04:59:37,828 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 04:59:37,829 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 04:59:37,829 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 04:59:37,830 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 04:59:37,833 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 04:59:37,834 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 04:59:37,834 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 04:59:37,835 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 04:59:37,835 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 04:59:37,835 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 04:59:37,836 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 04:59:37,836 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 04:59:37,836 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 04:59:37,837 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 04:59:37,837 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 04:59:37,838 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 04:59:37,838 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 04:59:37,839 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 04:59:37,839 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 04:59:37,839 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 04:59:37,840 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 04:59:37,840 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 04:59:37,841 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 04:59:37,841 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 04:59:37,841 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 04:59:37,842 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 04:59:37,842 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 04:59:37,842 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 81f9c885cba2dee1faa6ea50c6c887a8afbb04e68b15a3a5c9caa87415ef3349 [2024-11-09 04:59:38,351 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 04:59:38,385 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 04:59:38,389 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 04:59:38,390 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 04:59:38,391 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 04:59:38,393 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-3.i Unable to find full path for "g++" [2024-11-09 04:59:40,746 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 04:59:41,107 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 04:59:41,111 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-3.i [2024-11-09 04:59:41,129 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/data/a6796223e/2f1c7b8e326842ba9f5186eaff12747a/FLAGdb38b0fd3 [2024-11-09 04:59:41,155 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/data/a6796223e/2f1c7b8e326842ba9f5186eaff12747a [2024-11-09 04:59:41,158 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 04:59:41,162 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 04:59:41,163 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 04:59:41,164 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 04:59:41,170 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 04:59:41,173 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 04:59:41" (1/1) ... [2024-11-09 04:59:41,175 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@517a8d54 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:59:41, skipping insertion in model container [2024-11-09 04:59:41,176 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 04:59:41" (1/1) ... [2024-11-09 04:59:41,226 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 04:59:41,497 WARN L250 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_ca40b2dc-d288-4033-8efa-2c4cdd42d333/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-3.i[918,931] [2024-11-09 04:59:41,640 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 04:59:41,664 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 04:59:41,685 WARN L250 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_ca40b2dc-d288-4033-8efa-2c4cdd42d333/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-3.i[918,931] [2024-11-09 04:59:41,769 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 04:59:41,806 INFO L204 MainTranslator]: Completed translation [2024-11-09 04:59:41,807 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:59:41 WrapperNode [2024-11-09 04:59:41,807 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 04:59:41,809 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 04:59:41,810 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 04:59:41,810 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 04:59:41,820 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:59:41" (1/1) ... [2024-11-09 04:59:41,847 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:59:41" (1/1) ... [2024-11-09 04:59:41,917 INFO L138 Inliner]: procedures = 27, calls = 47, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 205 [2024-11-09 04:59:41,918 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 04:59:41,919 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 04:59:41,920 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 04:59:41,920 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 04:59:41,959 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:59:41" (1/1) ... [2024-11-09 04:59:41,959 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:59:41" (1/1) ... [2024-11-09 04:59:41,964 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:59:41" (1/1) ... [2024-11-09 04:59:41,968 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:59:41" (1/1) ... [2024-11-09 04:59:41,993 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:59:41" (1/1) ... [2024-11-09 04:59:42,009 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:59:41" (1/1) ... [2024-11-09 04:59:42,017 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:59:41" (1/1) ... [2024-11-09 04:59:42,019 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:59:41" (1/1) ... [2024-11-09 04:59:42,028 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 04:59:42,032 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 04:59:42,036 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 04:59:42,037 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 04:59:42,038 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:59:41" (1/1) ... [2024-11-09 04:59:42,053 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 04:59:42,081 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 04:59:42,101 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 04:59:42,105 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 04:59:42,148 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 04:59:42,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 04:59:42,149 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 04:59:42,149 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 04:59:42,149 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 04:59:42,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 04:59:42,281 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 04:59:42,285 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 04:59:53,765 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-09 04:59:53,765 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 04:59:53,787 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 04:59:53,789 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 04:59:53,789 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 04:59:53 BoogieIcfgContainer [2024-11-09 04:59:53,790 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 04:59:53,793 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 04:59:53,793 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 04:59:53,797 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 04:59:53,797 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 04:59:41" (1/3) ... [2024-11-09 04:59:53,799 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2238d920 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 04:59:53, skipping insertion in model container [2024-11-09 04:59:53,799 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:59:41" (2/3) ... [2024-11-09 04:59:53,801 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2238d920 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 04:59:53, skipping insertion in model container [2024-11-09 04:59:53,801 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 04:59:53" (3/3) ... [2024-11-09 04:59:53,803 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-co_file-3.i [2024-11-09 04:59:53,824 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 04:59:53,825 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 04:59:53,913 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 04:59:53,921 INFO L333 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, 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;@7db11955, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 04:59:53,922 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 04:59:53,927 INFO L276 IsEmpty]: Start isEmpty. Operand has 100 states, 63 states have (on average 1.4603174603174602) internal successors, (92), 64 states have internal predecessors, (92), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2024-11-09 04:59:53,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2024-11-09 04:59:53,951 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:59:53,953 INFO L215 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:59:53,955 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 04:59:53,961 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:59:53,963 INFO L85 PathProgramCache]: Analyzing trace with hash 468275356, now seen corresponding path program 1 times [2024-11-09 04:59:53,981 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 04:59:53,981 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1837237824] [2024-11-09 04:59:53,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:59:53,983 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 [2024-11-09 04:59:53,983 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 04:59:53,987 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 04:59:53,996 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 04:59:55,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:59:55,361 INFO L255 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 04:59:55,377 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 04:59:55,444 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 794 proven. 0 refuted. 0 times theorem prover too weak. 1450 trivial. 0 not checked. [2024-11-09 04:59:55,445 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 04:59:55,449 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 04:59:55,449 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1837237824] [2024-11-09 04:59:55,450 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1837237824] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:59:55,450 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:59:55,451 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 04:59:55,453 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1575564042] [2024-11-09 04:59:55,455 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:59:55,462 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-09 04:59:55,462 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 04:59:55,491 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-09 04:59:55,492 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 04:59:55,495 INFO L87 Difference]: Start difference. First operand has 100 states, 63 states have (on average 1.4603174603174602) internal successors, (92), 64 states have internal predecessors, (92), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) Second operand has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2024-11-09 04:59:55,538 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:59:55,538 INFO L93 Difference]: Finished difference Result 193 states and 348 transitions. [2024-11-09 04:59:55,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-09 04:59:55,541 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 214 [2024-11-09 04:59:55,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:59:55,551 INFO L225 Difference]: With dead ends: 193 [2024-11-09 04:59:55,551 INFO L226 Difference]: Without dead ends: 96 [2024-11-09 04:59:55,556 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 213 GetRequests, 213 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 04:59:55,560 INFO L432 NwaCegarLoop]: 151 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 151 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 04:59:55,561 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 151 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 04:59:55,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2024-11-09 04:59:55,617 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2024-11-09 04:59:55,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 60 states have (on average 1.3833333333333333) internal successors, (83), 60 states have internal predecessors, (83), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2024-11-09 04:59:55,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 151 transitions. [2024-11-09 04:59:55,643 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 151 transitions. Word has length 214 [2024-11-09 04:59:55,645 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:59:55,646 INFO L471 AbstractCegarLoop]: Abstraction has 96 states and 151 transitions. [2024-11-09 04:59:55,647 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2024-11-09 04:59:55,647 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 151 transitions. [2024-11-09 04:59:55,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2024-11-09 04:59:55,654 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:59:55,654 INFO L215 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:59:55,673 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-09 04:59:55,855 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 04:59:55,855 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 04:59:55,856 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:59:55,856 INFO L85 PathProgramCache]: Analyzing trace with hash 413206992, now seen corresponding path program 1 times [2024-11-09 04:59:55,857 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 04:59:55,858 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1734374007] [2024-11-09 04:59:55,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:59:55,858 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 [2024-11-09 04:59:55,858 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 04:59:55,861 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 04:59:55,863 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 04:59:57,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:59:57,196 INFO L255 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 04:59:57,208 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:00:01,140 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2024-11-09 05:00:01,141 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 05:00:01,141 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:00:01,142 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1734374007] [2024-11-09 05:00:01,142 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1734374007] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:00:01,142 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:00:01,143 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 05:00:01,143 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1945663580] [2024-11-09 05:00:01,143 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:00:01,148 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 05:00:01,149 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:00:01,150 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 05:00:01,150 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 05:00:01,151 INFO L87 Difference]: Start difference. First operand 96 states and 151 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2024-11-09 05:00:03,463 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:00:05,470 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:00:07,698 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:00:09,705 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:00:11,951 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:00:14,199 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:00:17,422 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:00:21,164 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.29s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:00:23,169 WARN L539 Checker$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 [] [2024-11-09 05:00:25,188 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:00:27,194 WARN L539 Checker$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 [] [2024-11-09 05:00:27,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:00:27,214 INFO L93 Difference]: Finished difference Result 282 states and 447 transitions. [2024-11-09 05:00:27,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 05:00:27,313 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 215 [2024-11-09 05:00:27,315 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:00:27,319 INFO L225 Difference]: With dead ends: 282 [2024-11-09 05:00:27,319 INFO L226 Difference]: Without dead ends: 189 [2024-11-09 05:00:27,320 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 215 GetRequests, 212 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-09 05:00:27,322 INFO L432 NwaCegarLoop]: 172 mSDtfsCounter, 46 mSDsluCounter, 306 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 2 mSolverCounterUnsat, 11 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 46 SdHoareTripleChecker+Valid, 478 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 11 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.9s IncrementalHoareTripleChecker+Time [2024-11-09 05:00:27,323 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [46 Valid, 478 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 21 Invalid, 11 Unknown, 0 Unchecked, 25.9s Time] [2024-11-09 05:00:27,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 189 states. [2024-11-09 05:00:27,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 189 to 187. [2024-11-09 05:00:27,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 187 states, 116 states have (on average 1.3706896551724137) internal successors, (159), 116 states have internal predecessors, (159), 68 states have call successors, (68), 2 states have call predecessors, (68), 2 states have return successors, (68), 68 states have call predecessors, (68), 68 states have call successors, (68) [2024-11-09 05:00:27,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 295 transitions. [2024-11-09 05:00:27,363 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 295 transitions. Word has length 215 [2024-11-09 05:00:27,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:00:27,364 INFO L471 AbstractCegarLoop]: Abstraction has 187 states and 295 transitions. [2024-11-09 05:00:27,365 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2024-11-09 05:00:27,365 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 295 transitions. [2024-11-09 05:00:27,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2024-11-09 05:00:27,369 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:00:27,370 INFO L215 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:00:27,395 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2024-11-09 05:00:27,570 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:00:27,571 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:00:27,571 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:00:27,571 INFO L85 PathProgramCache]: Analyzing trace with hash 1619583888, now seen corresponding path program 1 times [2024-11-09 05:00:27,572 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:00:27,573 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2054884621] [2024-11-09 05:00:27,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:00:27,573 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 [2024-11-09 05:00:27,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:00:27,576 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 05:00:27,577 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:00:28,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:00:28,814 INFO L255 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 05:00:28,820 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:00:28,983 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2024-11-09 05:00:28,984 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 05:00:28,984 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:00:28,984 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2054884621] [2024-11-09 05:00:28,985 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2054884621] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:00:28,985 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:00:28,985 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 05:00:28,985 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [264301207] [2024-11-09 05:00:28,986 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:00:28,987 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 05:00:28,987 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:00:28,988 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 05:00:28,988 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 05:00:28,989 INFO L87 Difference]: Start difference. First operand 187 states and 295 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2024-11-09 05:00:31,437 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:00:33,444 WARN L539 Checker$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 [] [2024-11-09 05:00:33,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:00:33,583 INFO L93 Difference]: Finished difference Result 435 states and 686 transitions. [2024-11-09 05:00:33,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 05:00:33,584 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 216 [2024-11-09 05:00:33,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:00:33,588 INFO L225 Difference]: With dead ends: 435 [2024-11-09 05:00:33,588 INFO L226 Difference]: Without dead ends: 251 [2024-11-09 05:00:33,589 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 215 GetRequests, 214 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 05:00:33,590 INFO L432 NwaCegarLoop]: 148 mSDtfsCounter, 45 mSDsluCounter, 134 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 5 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 45 SdHoareTripleChecker+Valid, 282 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2024-11-09 05:00:33,591 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [45 Valid, 282 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 14 Invalid, 2 Unknown, 0 Unchecked, 4.6s Time] [2024-11-09 05:00:33,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 251 states. [2024-11-09 05:00:33,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 251 to 221. [2024-11-09 05:00:33,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 221 states, 150 states have (on average 1.42) internal successors, (213), 150 states have internal predecessors, (213), 68 states have call successors, (68), 2 states have call predecessors, (68), 2 states have return successors, (68), 68 states have call predecessors, (68), 68 states have call successors, (68) [2024-11-09 05:00:33,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 221 states and 349 transitions. [2024-11-09 05:00:33,630 INFO L78 Accepts]: Start accepts. Automaton has 221 states and 349 transitions. Word has length 216 [2024-11-09 05:00:33,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:00:33,632 INFO L471 AbstractCegarLoop]: Abstraction has 221 states and 349 transitions. [2024-11-09 05:00:33,632 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2024-11-09 05:00:33,636 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 349 transitions. [2024-11-09 05:00:33,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2024-11-09 05:00:33,644 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:00:33,644 INFO L215 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:00:33,670 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:00:33,844 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:00:33,845 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:00:33,845 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:00:33,846 INFO L85 PathProgramCache]: Analyzing trace with hash -1264607785, now seen corresponding path program 1 times [2024-11-09 05:00:33,846 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:00:33,847 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1848301676] [2024-11-09 05:00:33,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:00:33,847 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 [2024-11-09 05:00:33,847 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:00:33,850 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 05:00:33,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:00:35,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:00:35,334 INFO L255 TraceCheckSpWp]: Trace formula consists of 344 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 05:00:35,341 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:00:44,235 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2024-11-09 05:00:44,236 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 05:00:44,236 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:00:44,236 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1848301676] [2024-11-09 05:00:44,236 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1848301676] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:00:44,237 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:00:44,237 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 05:00:44,237 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [221975236] [2024-11-09 05:00:44,237 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:00:44,238 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 05:00:44,238 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:00:44,239 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 05:00:44,240 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-09 05:00:44,240 INFO L87 Difference]: Start difference. First operand 221 states and 349 transitions. Second operand has 5 states, 5 states have (on average 10.0) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2024-11-09 05:00:48,869 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.29s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:00:50,893 WARN L539 Checker$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 [] [2024-11-09 05:00:52,900 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:00:54,943 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:00:56,962 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:00:58,964 WARN L539 Checker$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 [] [2024-11-09 05:01:00,968 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:01:02,973 WARN L539 Checker$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 [] [2024-11-09 05:01:04,976 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:01:06,986 WARN L539 Checker$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 [] [2024-11-09 05:01:09,006 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:01:13,650 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:01:15,654 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:01:17,657 WARN L539 Checker$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 [] [2024-11-09 05:01:17,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:01:17,789 INFO L93 Difference]: Finished difference Result 1245 states and 1961 transitions. [2024-11-09 05:01:17,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-09 05:01:17,791 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 217 [2024-11-09 05:01:17,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:01:17,802 INFO L225 Difference]: With dead ends: 1245 [2024-11-09 05:01:17,802 INFO L226 Difference]: Without dead ends: 1027 [2024-11-09 05:01:17,804 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 219 GetRequests, 213 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-11-09 05:01:17,805 INFO L432 NwaCegarLoop]: 379 mSDtfsCounter, 353 mSDsluCounter, 234 mSDsCounter, 0 mSdLazyCounter, 319 mSolverCounterSat, 74 mSolverCounterUnsat, 14 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 32.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 353 SdHoareTripleChecker+Valid, 613 SdHoareTripleChecker+Invalid, 407 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 319 IncrementalHoareTripleChecker+Invalid, 14 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 33.2s IncrementalHoareTripleChecker+Time [2024-11-09 05:01:17,806 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [353 Valid, 613 Invalid, 407 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 319 Invalid, 14 Unknown, 0 Unchecked, 33.2s Time] [2024-11-09 05:01:17,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1027 states. [2024-11-09 05:01:17,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1027 to 895. [2024-11-09 05:01:17,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 895 states, 614 states have (on average 1.3843648208469055) internal successors, (850), 614 states have internal predecessors, (850), 272 states have call successors, (272), 8 states have call predecessors, (272), 8 states have return successors, (272), 272 states have call predecessors, (272), 272 states have call successors, (272) [2024-11-09 05:01:17,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 895 states and 1394 transitions. [2024-11-09 05:01:17,971 INFO L78 Accepts]: Start accepts. Automaton has 895 states and 1394 transitions. Word has length 217 [2024-11-09 05:01:17,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:01:17,972 INFO L471 AbstractCegarLoop]: Abstraction has 895 states and 1394 transitions. [2024-11-09 05:01:17,973 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2024-11-09 05:01:17,973 INFO L276 IsEmpty]: Start isEmpty. Operand 895 states and 1394 transitions. [2024-11-09 05:01:17,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2024-11-09 05:01:17,978 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:01:17,979 INFO L215 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:01:18,013 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2024-11-09 05:01:18,179 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:01:18,180 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:01:18,180 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:01:18,181 INFO L85 PathProgramCache]: Analyzing trace with hash 1422485143, now seen corresponding path program 1 times [2024-11-09 05:01:18,181 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:01:18,181 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1194573644] [2024-11-09 05:01:18,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:01:18,182 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 [2024-11-09 05:01:18,182 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:01:18,185 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 05:01:18,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:01:19,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:01:19,593 INFO L255 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 05:01:19,597 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:01:23,838 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2024-11-09 05:01:23,838 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 05:01:23,838 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:01:23,839 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1194573644] [2024-11-09 05:01:23,839 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1194573644] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:01:23,839 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:01:23,839 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 05:01:23,839 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [12635510] [2024-11-09 05:01:23,840 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:01:23,840 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 05:01:23,840 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:01:23,841 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 05:01:23,841 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-09 05:01:23,842 INFO L87 Difference]: Start difference. First operand 895 states and 1394 transitions. Second operand has 5 states, 5 states have (on average 10.0) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2024-11-09 05:01:26,462 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.98s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:01:29,007 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:01:31,010 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:01:32,795 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.78s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:01:35,072 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:01:37,086 WARN L539 Checker$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 [] [2024-11-09 05:01:39,349 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:01:41,354 WARN L539 Checker$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 [] [2024-11-09 05:01:43,171 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:01:46,846 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.40s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:01:48,851 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:01:50,862 WARN L539 Checker$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 [] [2024-11-09 05:01:52,865 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:01:54,887 WARN L539 Checker$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 [] [2024-11-09 05:01:55,579 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:01:55,580 INFO L93 Difference]: Finished difference Result 1328 states and 2078 transitions. [2024-11-09 05:01:55,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 05:01:55,581 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 217 [2024-11-09 05:01:55,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:01:55,589 INFO L225 Difference]: With dead ends: 1328 [2024-11-09 05:01:55,589 INFO L226 Difference]: Without dead ends: 881 [2024-11-09 05:01:55,592 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 218 GetRequests, 213 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-09 05:01:55,593 INFO L432 NwaCegarLoop]: 244 mSDtfsCounter, 136 mSDsluCounter, 357 mSDsCounter, 0 mSdLazyCounter, 71 mSolverCounterSat, 69 mSolverCounterUnsat, 11 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 30.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 136 SdHoareTripleChecker+Valid, 601 SdHoareTripleChecker+Invalid, 151 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 71 IncrementalHoareTripleChecker+Invalid, 11 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 31.5s IncrementalHoareTripleChecker+Time [2024-11-09 05:01:55,594 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [136 Valid, 601 Invalid, 151 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 71 Invalid, 11 Unknown, 0 Unchecked, 31.5s Time] [2024-11-09 05:01:55,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 881 states. [2024-11-09 05:01:55,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 881 to 846. [2024-11-09 05:01:55,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 846 states, 565 states have (on average 1.3539823008849559) internal successors, (765), 565 states have internal predecessors, (765), 272 states have call successors, (272), 8 states have call predecessors, (272), 8 states have return successors, (272), 272 states have call predecessors, (272), 272 states have call successors, (272) [2024-11-09 05:01:55,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 846 states and 1309 transitions. [2024-11-09 05:01:55,713 INFO L78 Accepts]: Start accepts. Automaton has 846 states and 1309 transitions. Word has length 217 [2024-11-09 05:01:55,715 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:01:55,716 INFO L471 AbstractCegarLoop]: Abstraction has 846 states and 1309 transitions. [2024-11-09 05:01:55,716 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2024-11-09 05:01:55,716 INFO L276 IsEmpty]: Start isEmpty. Operand 846 states and 1309 transitions. [2024-11-09 05:01:55,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2024-11-09 05:01:55,721 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:01:55,721 INFO L215 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:01:55,751 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:01:55,922 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:01:55,923 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:01:55,923 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:01:55,924 INFO L85 PathProgramCache]: Analyzing trace with hash -406634862, now seen corresponding path program 1 times [2024-11-09 05:01:55,924 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:01:55,924 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [242202866] [2024-11-09 05:01:55,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:01:55,925 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 [2024-11-09 05:01:55,925 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:01:55,928 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 05:01:55,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:01:57,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:01:57,311 INFO L255 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 05:01:57,316 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:02:06,250 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2024-11-09 05:02:06,251 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 05:02:06,251 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:02:06,251 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [242202866] [2024-11-09 05:02:06,251 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [242202866] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:02:06,252 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:02:06,252 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 05:02:06,252 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1956777741] [2024-11-09 05:02:06,252 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:02:06,253 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 05:02:06,253 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:02:06,254 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 05:02:06,254 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-09 05:02:06,255 INFO L87 Difference]: Start difference. First operand 846 states and 1309 transitions. Second operand has 6 states, 6 states have (on average 8.5) internal successors, (51), 5 states have internal predecessors, (51), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2024-11-09 05:02:12,617 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:02:14,627 WARN L539 Checker$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 [] [2024-11-09 05:02:16,643 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:02:18,649 WARN L539 Checker$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 [] [2024-11-09 05:02:20,653 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:02:22,661 WARN L539 Checker$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 [] [2024-11-09 05:02:24,677 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:02:26,701 WARN L539 Checker$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 [] [2024-11-09 05:02:28,708 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:02:30,709 WARN L539 Checker$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 [] [2024-11-09 05:02:32,739 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:02:34,747 WARN L539 Checker$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 [] [2024-11-09 05:02:36,754 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:02:38,762 WARN L539 Checker$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 [] [2024-11-09 05:02:40,774 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:02:42,780 WARN L539 Checker$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 [] [2024-11-09 05:02:48,707 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:02:50,713 WARN L539 Checker$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 [] [2024-11-09 05:02:52,717 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:02:54,726 WARN L539 Checker$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 [] [2024-11-09 05:02:54,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:02:54,901 INFO L93 Difference]: Finished difference Result 1574 states and 2404 transitions. [2024-11-09 05:02:54,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-09 05:02:54,902 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 5 states have internal predecessors, (51), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 218 [2024-11-09 05:02:54,903 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:02:54,910 INFO L225 Difference]: With dead ends: 1574 [2024-11-09 05:02:54,911 INFO L226 Difference]: Without dead ends: 961 [2024-11-09 05:02:54,914 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 223 GetRequests, 213 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2024-11-09 05:02:54,915 INFO L432 NwaCegarLoop]: 389 mSDtfsCounter, 301 mSDsluCounter, 685 mSDsCounter, 0 mSdLazyCounter, 534 mSolverCounterSat, 69 mSolverCounterUnsat, 20 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 47.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 301 SdHoareTripleChecker+Valid, 1074 SdHoareTripleChecker+Invalid, 623 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 534 IncrementalHoareTripleChecker+Invalid, 20 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 47.8s IncrementalHoareTripleChecker+Time [2024-11-09 05:02:54,915 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [301 Valid, 1074 Invalid, 623 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 534 Invalid, 20 Unknown, 0 Unchecked, 47.8s Time] [2024-11-09 05:02:54,917 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 961 states. [2024-11-09 05:02:55,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 961 to 846. [2024-11-09 05:02:55,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 846 states, 565 states have (on average 1.3469026548672567) internal successors, (761), 565 states have internal predecessors, (761), 272 states have call successors, (272), 8 states have call predecessors, (272), 8 states have return successors, (272), 272 states have call predecessors, (272), 272 states have call successors, (272) [2024-11-09 05:02:55,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 846 states and 1305 transitions. [2024-11-09 05:02:55,024 INFO L78 Accepts]: Start accepts. Automaton has 846 states and 1305 transitions. Word has length 218 [2024-11-09 05:02:55,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:02:55,025 INFO L471 AbstractCegarLoop]: Abstraction has 846 states and 1305 transitions. [2024-11-09 05:02:55,026 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 5 states have internal predecessors, (51), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2024-11-09 05:02:55,026 INFO L276 IsEmpty]: Start isEmpty. Operand 846 states and 1305 transitions. [2024-11-09 05:02:55,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2024-11-09 05:02:55,029 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:02:55,030 INFO L215 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:02:55,058 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:02:55,230 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:02:55,231 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:02:55,231 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:02:55,231 INFO L85 PathProgramCache]: Analyzing trace with hash 1047699534, now seen corresponding path program 1 times [2024-11-09 05:02:55,231 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:02:55,232 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [147583148] [2024-11-09 05:02:55,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:02:55,232 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 [2024-11-09 05:02:55,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:02:55,234 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 05:02:55,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:02:56,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:02:56,541 INFO L255 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 05:02:56,554 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:03:04,478 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2024-11-09 05:03:04,478 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 05:03:04,478 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:03:04,479 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [147583148] [2024-11-09 05:03:04,479 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [147583148] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:03:04,479 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:03:04,479 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 05:03:04,479 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [381270830] [2024-11-09 05:03:04,479 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:03:04,480 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 05:03:04,480 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:03:04,481 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 05:03:04,481 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 05:03:04,481 INFO L87 Difference]: Start difference. First operand 846 states and 1305 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, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2024-11-09 05:03:07,765 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.39s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:03:09,771 WARN L539 Checker$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 [] [2024-11-09 05:03:11,786 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:03:14,488 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.36s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:03:16,496 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 [] [2024-11-09 05:03:16,816 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:03:16,816 INFO L93 Difference]: Finished difference Result 2347 states and 3594 transitions. [2024-11-09 05:03:16,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 05:03:16,818 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, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 218 [2024-11-09 05:03:16,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:03:16,829 INFO L225 Difference]: With dead ends: 2347 [2024-11-09 05:03:16,830 INFO L226 Difference]: Without dead ends: 1504 [2024-11-09 05:03:16,833 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 218 GetRequests, 215 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-09 05:03:16,835 INFO L432 NwaCegarLoop]: 167 mSDtfsCounter, 127 mSDsluCounter, 264 mSDsCounter, 0 mSdLazyCounter, 45 mSolverCounterSat, 70 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 127 SdHoareTripleChecker+Valid, 431 SdHoareTripleChecker+Invalid, 120 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 45 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.1s IncrementalHoareTripleChecker+Time [2024-11-09 05:03:16,835 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [127 Valid, 431 Invalid, 120 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 45 Invalid, 5 Unknown, 0 Unchecked, 12.1s Time] [2024-11-09 05:03:16,837 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1504 states. [2024-11-09 05:03:16,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1504 to 1343. [2024-11-09 05:03:17,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1343 states, 887 states have (on average 1.3359639233370912) internal successors, (1185), 887 states have internal predecessors, (1185), 442 states have call successors, (442), 13 states have call predecessors, (442), 13 states have return successors, (442), 442 states have call predecessors, (442), 442 states have call successors, (442) [2024-11-09 05:03:17,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1343 states to 1343 states and 2069 transitions. [2024-11-09 05:03:17,012 INFO L78 Accepts]: Start accepts. Automaton has 1343 states and 2069 transitions. Word has length 218 [2024-11-09 05:03:17,013 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:03:17,013 INFO L471 AbstractCegarLoop]: Abstraction has 1343 states and 2069 transitions. [2024-11-09 05:03:17,013 INFO L472 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, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2024-11-09 05:03:17,014 INFO L276 IsEmpty]: Start isEmpty. Operand 1343 states and 2069 transitions. [2024-11-09 05:03:17,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2024-11-09 05:03:17,019 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:03:17,019 INFO L215 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:03:17,050 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:03:17,220 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:03:17,221 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:03:17,221 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:03:17,221 INFO L85 PathProgramCache]: Analyzing trace with hash 1201790183, now seen corresponding path program 1 times [2024-11-09 05:03:17,222 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:03:17,222 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1395175782] [2024-11-09 05:03:17,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:03:17,222 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 [2024-11-09 05:03:17,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:03:17,226 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 05:03:17,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:03:18,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:03:18,607 INFO L255 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 05:03:18,611 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:03:23,185 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2024-11-09 05:03:23,186 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 05:03:23,186 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:03:23,186 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1395175782] [2024-11-09 05:03:23,186 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1395175782] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:03:23,186 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:03:23,186 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 05:03:23,186 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [624301170] [2024-11-09 05:03:23,187 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:03:23,187 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 05:03:23,187 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:03:23,188 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 05:03:23,188 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-09 05:03:23,188 INFO L87 Difference]: Start difference. First operand 1343 states and 2069 transitions. Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2024-11-09 05:03:27,135 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:03:29,141 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:03:31,145 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:03:33,475 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.33s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:03:35,482 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:03:37,484 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:03:39,772 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.29s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:03:42,023 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:03:44,031 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:03:45,897 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.74s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:03:49,234 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.29s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:03:51,252 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:03:53,258 WARN L539 Checker$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 [] [2024-11-09 05:03:55,271 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:03:57,279 WARN L539 Checker$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 [] [2024-11-09 05:03:59,288 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:04:02,593 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:04:04,904 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.31s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:04:05,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:04:05,026 INFO L93 Difference]: Finished difference Result 2436 states and 3769 transitions. [2024-11-09 05:04:05,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 05:04:05,027 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 219 [2024-11-09 05:04:05,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:04:05,039 INFO L225 Difference]: With dead ends: 2436 [2024-11-09 05:04:05,039 INFO L226 Difference]: Without dead ends: 1845 [2024-11-09 05:04:05,042 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 218 GetRequests, 215 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-09 05:04:05,043 INFO L432 NwaCegarLoop]: 244 mSDtfsCounter, 349 mSDsluCounter, 179 mSDsCounter, 0 mSdLazyCounter, 248 mSolverCounterSat, 2 mSolverCounterUnsat, 17 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 41.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 349 SdHoareTripleChecker+Valid, 423 SdHoareTripleChecker+Invalid, 267 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 248 IncrementalHoareTripleChecker+Invalid, 17 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 41.7s IncrementalHoareTripleChecker+Time [2024-11-09 05:04:05,043 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [349 Valid, 423 Invalid, 267 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 248 Invalid, 17 Unknown, 0 Unchecked, 41.7s Time] [2024-11-09 05:04:05,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1845 states. [2024-11-09 05:04:05,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1845 to 1833. [2024-11-09 05:04:05,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1833 states, 1202 states have (on average 1.3336106489184691) internal successors, (1603), 1202 states have internal predecessors, (1603), 612 states have call successors, (612), 18 states have call predecessors, (612), 18 states have return successors, (612), 612 states have call predecessors, (612), 612 states have call successors, (612) [2024-11-09 05:04:05,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1833 states to 1833 states and 2827 transitions. [2024-11-09 05:04:05,251 INFO L78 Accepts]: Start accepts. Automaton has 1833 states and 2827 transitions. Word has length 219 [2024-11-09 05:04:05,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:04:05,252 INFO L471 AbstractCegarLoop]: Abstraction has 1833 states and 2827 transitions. [2024-11-09 05:04:05,252 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2024-11-09 05:04:05,252 INFO L276 IsEmpty]: Start isEmpty. Operand 1833 states and 2827 transitions. [2024-11-09 05:04:05,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2024-11-09 05:04:05,255 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:04:05,256 INFO L215 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:04:05,281 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:04:05,456 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:04:05,457 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:04:05,457 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:04:05,457 INFO L85 PathProgramCache]: Analyzing trace with hash 1378940784, now seen corresponding path program 1 times [2024-11-09 05:04:05,457 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:04:05,457 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [393240713] [2024-11-09 05:04:05,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:04:05,458 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 [2024-11-09 05:04:05,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:04:05,459 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 05:04:05,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca40b2dc-d288-4033-8efa-2c4cdd42d333/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:04:06,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:04:06,597 INFO L255 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 05:04:06,602 INFO L278 TraceCheckSpWp]: Computing forward predicates...