./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-51.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_84414891-0344-4c0b-9526-2d712798c2e4/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/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_84414891-0344-4c0b-9526-2d712798c2e4/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-51.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/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_84414891-0344-4c0b-9526-2d712798c2e4/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 1946ed4429047347ee5ca2d57fa2bb1ba2a855655d99af9207a8bf49f0fcf1ba --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 07:02:06,192 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 07:02:06,294 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-09 07:02:06,302 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 07:02:06,303 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 07:02:06,341 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 07:02:06,344 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 07:02:06,345 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 07:02:06,346 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 07:02:06,347 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 07:02:06,348 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 07:02:06,348 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 07:02:06,349 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 07:02:06,349 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 07:02:06,351 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 07:02:06,352 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 07:02:06,352 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 07:02:06,353 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 07:02:06,353 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 07:02:06,353 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 07:02:06,358 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 07:02:06,359 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 07:02:06,359 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 07:02:06,360 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 07:02:06,360 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 07:02:06,360 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 07:02:06,361 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 07:02:06,361 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 07:02:06,361 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 07:02:06,361 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 07:02:06,363 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 07:02:06,363 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 07:02:06,364 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 07:02:06,364 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 07:02:06,364 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 07:02:06,365 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 07:02:06,365 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 07:02:06,365 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 07:02:06,366 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 07:02:06,366 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 07:02:06,366 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 07:02:06,367 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 07:02:06,367 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 07:02:06,368 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 07:02:06,368 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 07:02:06,369 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 07:02:06,369 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 07:02:06,369 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_84414891-0344-4c0b-9526-2d712798c2e4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1946ed4429047347ee5ca2d57fa2bb1ba2a855655d99af9207a8bf49f0fcf1ba [2024-11-09 07:02:06,721 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 07:02:06,757 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 07:02:06,760 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 07:02:06,761 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 07:02:06,763 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 07:02:06,765 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-51.i Unable to find full path for "g++" [2024-11-09 07:02:08,869 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 07:02:09,101 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 07:02:09,102 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-51.i [2024-11-09 07:02:09,117 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/bin/utaipan-verify-YMUCfTKeje/data/8b97844bf/ebdbfb304c704d09a666f55ae34ee45e/FLAG256fea88d [2024-11-09 07:02:09,146 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/bin/utaipan-verify-YMUCfTKeje/data/8b97844bf/ebdbfb304c704d09a666f55ae34ee45e [2024-11-09 07:02:09,149 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 07:02:09,152 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 07:02:09,156 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 07:02:09,157 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 07:02:09,165 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 07:02:09,166 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 07:02:09" (1/1) ... [2024-11-09 07:02:09,168 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ec694ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:02:09, skipping insertion in model container [2024-11-09 07:02:09,168 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 07:02:09" (1/1) ... [2024-11-09 07:02:09,205 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 07:02:09,422 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_84414891-0344-4c0b-9526-2d712798c2e4/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-51.i[919,932] [2024-11-09 07:02:09,526 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 07:02:09,545 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 07:02:09,558 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_84414891-0344-4c0b-9526-2d712798c2e4/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-51.i[919,932] [2024-11-09 07:02:09,608 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 07:02:09,633 INFO L204 MainTranslator]: Completed translation [2024-11-09 07:02:09,633 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:02:09 WrapperNode [2024-11-09 07:02:09,634 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 07:02:09,635 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 07:02:09,635 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 07:02:09,635 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 07:02:09,644 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:02:09" (1/1) ... [2024-11-09 07:02:09,657 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:02:09" (1/1) ... [2024-11-09 07:02:09,714 INFO L138 Inliner]: procedures = 26, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 215 [2024-11-09 07:02:09,715 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 07:02:09,715 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 07:02:09,715 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 07:02:09,715 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 07:02:09,727 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:02:09" (1/1) ... [2024-11-09 07:02:09,727 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:02:09" (1/1) ... [2024-11-09 07:02:09,732 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:02:09" (1/1) ... [2024-11-09 07:02:09,733 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:02:09" (1/1) ... [2024-11-09 07:02:09,743 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:02:09" (1/1) ... [2024-11-09 07:02:09,748 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:02:09" (1/1) ... [2024-11-09 07:02:09,751 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:02:09" (1/1) ... [2024-11-09 07:02:09,753 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:02:09" (1/1) ... [2024-11-09 07:02:09,757 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 07:02:09,759 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 07:02:09,759 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 07:02:09,759 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 07:02:09,760 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:02:09" (1/1) ... [2024-11-09 07:02:09,767 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 07:02:09,792 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 07:02:09,815 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 07:02:09,820 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 07:02:09,861 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 07:02:09,861 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 07:02:09,861 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 07:02:09,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 07:02:09,864 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 07:02:09,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 07:02:10,021 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 07:02:10,026 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 07:02:10,663 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-09 07:02:10,666 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 07:02:10,969 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 07:02:10,971 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-09 07:02:10,971 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 07:02:10 BoogieIcfgContainer [2024-11-09 07:02:10,971 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 07:02:10,974 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 07:02:10,975 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 07:02:10,979 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 07:02:10,979 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 07:02:09" (1/3) ... [2024-11-09 07:02:10,980 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b1da15a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 07:02:10, skipping insertion in model container [2024-11-09 07:02:10,980 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:02:09" (2/3) ... [2024-11-09 07:02:10,981 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b1da15a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 07:02:10, skipping insertion in model container [2024-11-09 07:02:10,981 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 07:02:10" (3/3) ... [2024-11-09 07:02:10,982 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-51.i [2024-11-09 07:02:11,000 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 07:02:11,000 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 07:02:11,087 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 07:02:11,097 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;@6c05fc83, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 07:02:11,097 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 07:02:11,103 INFO L276 IsEmpty]: Start isEmpty. Operand has 59 states, 24 states have (on average 1.125) internal successors, (27), 25 states have internal predecessors, (27), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-09 07:02:11,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-11-09 07:02:11,120 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:02:11,121 INFO L215 NwaCegarLoop]: trace histogram [32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:02:11,121 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:02:11,128 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:02:11,130 INFO L85 PathProgramCache]: Analyzing trace with hash 1951947331, now seen corresponding path program 1 times [2024-11-09 07:02:11,143 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 07:02:11,144 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1453778246] [2024-11-09 07:02:11,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:02:11,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:02:11,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 07:02:11,867 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1488416051] [2024-11-09 07:02:11,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:02:11,867 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 07:02:11,867 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 07:02:11,869 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 07:02:11,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-09 07:02:12,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 07:02:12,255 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 07:02:12,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 07:02:12,534 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-09 07:02:12,537 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-09 07:02:12,538 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-09 07:02:12,551 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-09 07:02:12,741 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-09 07:02:12,745 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-09 07:02:12,903 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-09 07:02:12,906 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 07:02:12 BoogieIcfgContainer [2024-11-09 07:02:12,906 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-09 07:02:12,907 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 07:02:12,907 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 07:02:12,907 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 07:02:12,908 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 07:02:10" (3/4) ... [2024-11-09 07:02:12,912 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 07:02:12,913 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 07:02:12,914 INFO L158 Benchmark]: Toolchain (without parser) took 3761.73ms. Allocated memory is still 148.9MB. Free memory was 111.1MB in the beginning and 68.7MB in the end (delta: 42.4MB). Peak memory consumption was 43.5MB. Max. memory is 16.1GB. [2024-11-09 07:02:12,915 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 117.4MB. Free memory is still 73.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 07:02:12,916 INFO L158 Benchmark]: CACSL2BoogieTranslator took 477.86ms. Allocated memory is still 148.9MB. Free memory was 111.1MB in the beginning and 93.7MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-09 07:02:12,918 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.01ms. Allocated memory is still 148.9MB. Free memory was 93.7MB in the beginning and 90.4MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 07:02:12,919 INFO L158 Benchmark]: Boogie Preprocessor took 42.47ms. Allocated memory is still 148.9MB. Free memory was 90.1MB in the beginning and 88.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 07:02:12,920 INFO L158 Benchmark]: RCFGBuilder took 1213.10ms. Allocated memory is still 148.9MB. Free memory was 88.0MB in the beginning and 86.3MB in the end (delta: 1.8MB). Peak memory consumption was 30.0MB. Max. memory is 16.1GB. [2024-11-09 07:02:12,922 INFO L158 Benchmark]: TraceAbstraction took 1932.33ms. Allocated memory is still 148.9MB. Free memory was 85.5MB in the beginning and 68.7MB in the end (delta: 16.8MB). Peak memory consumption was 15.6MB. Max. memory is 16.1GB. [2024-11-09 07:02:12,922 INFO L158 Benchmark]: Witness Printer took 6.04ms. Allocated memory is still 148.9MB. Free memory is still 68.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 07:02:12,926 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 117.4MB. Free memory is still 73.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 477.86ms. Allocated memory is still 148.9MB. Free memory was 111.1MB in the beginning and 93.7MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.01ms. Allocated memory is still 148.9MB. Free memory was 93.7MB in the beginning and 90.4MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.47ms. Allocated memory is still 148.9MB. Free memory was 90.1MB in the beginning and 88.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1213.10ms. Allocated memory is still 148.9MB. Free memory was 88.0MB in the beginning and 86.3MB in the end (delta: 1.8MB). Peak memory consumption was 30.0MB. Max. memory is 16.1GB. * TraceAbstraction took 1932.33ms. Allocated memory is still 148.9MB. Free memory was 85.5MB in the beginning and 68.7MB in the end (delta: 16.8MB). Peak memory consumption was 15.6MB. Max. memory is 16.1GB. * Witness Printer took 6.04ms. Allocated memory is still 148.9MB. Free memory is still 68.7MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 194, overapproximation of someUnaryDOUBLEoperation at line 37, overapproximation of someBinaryDOUBLEComparisonOperation at line 60, overapproximation of someBinaryArithmeticFLOAToperation at line 112. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 128; [L23] double var_1_4 = 32.3; [L24] double var_1_5 = 0.25; [L25] unsigned char var_1_7 = 2; [L26] signed char var_1_8 = -10; [L27] signed char var_1_9 = 5; [L28] signed char var_1_10 = 4; [L29] signed char var_1_11 = 100; [L30] unsigned long int var_1_12 = 8; [L31] unsigned char var_1_13 = 0; [L32] unsigned long int var_1_15 = 1114432789; [L33] double var_1_17 = 256.8; [L34] double var_1_18 = 1.25; [L35] unsigned long int var_1_19 = 16; [L36] unsigned char var_1_21 = 1; [L37] double var_1_22 = -0.5; [L38] unsigned char var_1_23 = 0; [L39] unsigned char var_1_24 = 1; [L40] float var_1_25 = -0.575; [L41] signed char var_1_27 = 5; [L42] signed char var_1_28 = 1; [L43] float var_1_30 = 10.8; [L44] float var_1_31 = 49.2; [L45] float var_1_32 = 0.4; [L46] unsigned char var_1_33 = 10; [L47] unsigned char var_1_37 = 64; [L48] signed char var_1_38 = -8; [L49] unsigned short int var_1_40 = 200; [L50] unsigned long int var_1_42 = 2; [L51] unsigned long int var_1_44 = 10; [L52] unsigned short int var_1_45 = 16; [L53] unsigned char last_1_var_1_1 = 128; [L54] unsigned long int last_1_var_1_12 = 8; [L55] double last_1_var_1_17 = 256.8; [L56] unsigned char last_1_var_1_21 = 1; [L210] isInitial = 1 [L211] FCALL initially() [L212] COND TRUE 1 [L213] CALL updateLastVariables() [L200] last_1_var_1_1 = var_1_1 [L201] last_1_var_1_12 = var_1_12 [L202] last_1_var_1_17 = var_1_17 [L203] last_1_var_1_21 = var_1_21 [L213] RET updateLastVariables() [L214] CALL updateVariables() [L148] var_1_4 = __VERIFIER_nondet_double() [L149] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=1/4, var_1_7=2, var_1_8=-10, var_1_9=5] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=1/4, var_1_7=2, var_1_8=-10, var_1_9=5] [L150] var_1_5 = __VERIFIER_nondet_double() [L151] CALL assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_7=2, var_1_8=-10, var_1_9=5] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_7=2, var_1_8=-10, var_1_9=5] [L152] var_1_7 = __VERIFIER_nondet_uchar() [L153] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_8=-10, var_1_9=5] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_8=-10, var_1_9=5] [L154] CALL assume_abort_if_not(var_1_7 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_7=385, var_1_8=-10, var_1_9=5] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_7 <= 254) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_7=385, var_1_8=-10, var_1_9=5] [L155] var_1_9 = __VERIFIER_nondet_char() [L156] CALL assume_abort_if_not(var_1_9 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_7=385, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_9 >= -1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_7=385, var_1_8=-10, var_1_9=-1] [L157] CALL assume_abort_if_not(var_1_9 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_7=385, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_9 <= 126) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_7=385, var_1_8=-10, var_1_9=-1] [L158] var_1_10 = __VERIFIER_nondet_char() [L159] CALL assume_abort_if_not(var_1_10 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_7=385, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_10 >= -1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_7=385, var_1_8=-10, var_1_9=-1] [L160] CALL assume_abort_if_not(var_1_10 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_7=385, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_10 <= 126) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_7=385, var_1_8=-10, var_1_9=-1] [L161] var_1_11 = __VERIFIER_nondet_char() [L162] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=4, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_7=385, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=4, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_7=385, var_1_8=-10, var_1_9=-1] [L163] CALL assume_abort_if_not(var_1_11 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=4, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_7=385, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_11 <= 126) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=4, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_7=385, var_1_8=-10, var_1_9=-1] [L164] var_1_13 = __VERIFIER_nondet_uchar() [L165] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=4, var_1_12=8, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_7=385, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=4, var_1_12=8, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_7=385, var_1_8=-10, var_1_9=-1] [L166] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=4, var_1_12=8, var_1_13=-256, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_7=385, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=4, var_1_12=8, var_1_13=-256, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_7=385, var_1_8=-10, var_1_9=-1] [L167] var_1_15 = __VERIFIER_nondet_ulong() [L168] CALL assume_abort_if_not(var_1_15 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=4, var_1_12=8, var_1_13=-256, var_1_15=-3221225473, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_7=385, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_15 >= 1073741823) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=4, var_1_12=8, var_1_13=-256, var_1_15=-3221225473, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_7=385, var_1_8=-10, var_1_9=-1] [L169] CALL assume_abort_if_not(var_1_15 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=4, var_1_12=8, var_1_13=-256, var_1_15=-3221225473, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_7=385, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_15 <= 2147483647) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=4, var_1_12=8, var_1_13=-256, var_1_15=-3221225473, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_7=385, var_1_8=-10, var_1_9=-1] [L170] var_1_18 = __VERIFIER_nondet_double() [L171] CALL assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=4, var_1_12=8, var_1_13=-256, var_1_15=-3221225473, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_7=385, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=4, var_1_12=8, var_1_13=-256, var_1_15=-3221225473, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_7=385, var_1_8=-10, var_1_9=-1] [L172] var_1_22 = __VERIFIER_nondet_double() [L173] CALL assume_abort_if_not((var_1_22 >= -922337.2036854776000e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854776000e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=4, var_1_12=8, var_1_13=-256, var_1_15=-3221225473, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_7=385, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not((var_1_22 >= -922337.2036854776000e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854776000e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=4, var_1_12=8, var_1_13=-256, var_1_15=-3221225473, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_7=385, var_1_8=-10, var_1_9=-1] [L174] CALL assume_abort_if_not(var_1_22 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=4, var_1_12=8, var_1_13=-256, var_1_15=-3221225473, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_7=385, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_22 != 0.0F) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=4, var_1_12=8, var_1_13=-256, var_1_15=-3221225473, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_7=385, var_1_8=-10, var_1_9=-1] [L175] var_1_23 = __VERIFIER_nondet_uchar() [L176] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=4, var_1_12=8, var_1_13=-256, var_1_15=-3221225473, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_7=385, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=4, var_1_12=8, var_1_13=-256, var_1_15=-3221225473, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_7=385, var_1_8=-10, var_1_9=-1] [L177] CALL assume_abort_if_not(var_1_23 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=4, var_1_12=8, var_1_13=-256, var_1_15=-3221225473, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=256, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_7=385, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_23 <= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=4, var_1_12=8, var_1_13=-256, var_1_15=-3221225473, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=256, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_7=385, var_1_8=-10, var_1_9=-1] [L178] var_1_24 = __VERIFIER_nondet_uchar() [L179] CALL assume_abort_if_not(var_1_24 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=4, var_1_12=8, var_1_13=-256, var_1_15=-3221225473, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=256, var_1_24=257, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_7=385, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_24 >= 1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=4, var_1_12=8, var_1_13=-256, var_1_15=-3221225473, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=256, var_1_24=257, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_7=385, var_1_8=-10, var_1_9=-1] [L180] CALL assume_abort_if_not(var_1_24 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=4, var_1_12=8, var_1_13=-256, var_1_15=-3221225473, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=256, var_1_24=257, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_7=385, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_24 <= 1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=4, var_1_12=8, var_1_13=-256, var_1_15=-3221225473, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=256, var_1_24=257, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_7=385, var_1_8=-10, var_1_9=-1] [L181] var_1_27 = __VERIFIER_nondet_char() [L182] CALL assume_abort_if_not(var_1_27 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=4, var_1_12=8, var_1_13=-256, var_1_15=-3221225473, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=256, var_1_24=257, var_1_27=-128, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_7=385, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_27 >= -128) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=4, var_1_12=8, var_1_13=-256, var_1_15=-3221225473, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=256, var_1_24=257, var_1_27=-128, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_7=385, var_1_8=-10, var_1_9=-1] [L183] CALL assume_abort_if_not(var_1_27 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=4, var_1_12=8, var_1_13=-256, var_1_15=-3221225473, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=256, var_1_24=257, var_1_27=-128, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_7=385, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_27 <= 127) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=4, var_1_12=8, var_1_13=-256, var_1_15=-3221225473, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=256, var_1_24=257, var_1_27=-128, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_7=385, var_1_8=-10, var_1_9=-1] [L184] CALL assume_abort_if_not(var_1_27 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=4, var_1_12=8, var_1_13=-256, var_1_15=-3221225473, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=256, var_1_24=257, var_1_27=-128, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_7=385, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_27 != 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=4, var_1_12=8, var_1_13=-256, var_1_15=-3221225473, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=256, var_1_24=257, var_1_27=-128, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_7=385, var_1_8=-10, var_1_9=-1] [L185] var_1_28 = __VERIFIER_nondet_char() [L186] CALL assume_abort_if_not(var_1_28 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=4, var_1_12=8, var_1_13=-256, var_1_15=-3221225473, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=256, var_1_24=257, var_1_27=-128, var_1_28=-128, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_7=385, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not(var_1_28 >= -128) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=4, var_1_12=8, var_1_13=-256, var_1_15=-3221225473, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=256, var_1_24=257, var_1_27=-128, var_1_28=-128, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_7=385, var_1_8=-10, var_1_9=-1] [L187] CALL assume_abort_if_not(var_1_28 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=4, var_1_12=8, var_1_13=-256, var_1_15=-3221225473, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=256, var_1_24=257, var_1_27=-128, var_1_28=-128, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_7=385, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not(var_1_28 <= 127) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=4, var_1_12=8, var_1_13=-256, var_1_15=-3221225473, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=256, var_1_24=257, var_1_27=-128, var_1_28=-128, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_7=385, var_1_8=-10, var_1_9=-1] [L188] CALL assume_abort_if_not(var_1_28 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=4, var_1_12=8, var_1_13=-256, var_1_15=-3221225473, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=256, var_1_24=257, var_1_27=-128, var_1_28=-128, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_7=385, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not(var_1_28 != 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=4, var_1_12=8, var_1_13=-256, var_1_15=-3221225473, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=256, var_1_24=257, var_1_27=-128, var_1_28=-128, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_7=385, var_1_8=-10, var_1_9=-1] [L189] var_1_30 = __VERIFIER_nondet_float() [L190] CALL assume_abort_if_not((var_1_30 >= 0.0F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 9223372.036854765600e+12F && var_1_30 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=4, var_1_12=8, var_1_13=-256, var_1_15=-3221225473, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=256, var_1_24=257, var_1_27=-128, var_1_28=-128, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_7=385, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) [L190] RET assume_abort_if_not((var_1_30 >= 0.0F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 9223372.036854765600e+12F && var_1_30 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=4, var_1_12=8, var_1_13=-256, var_1_15=-3221225473, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=256, var_1_24=257, var_1_27=-128, var_1_28=-128, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_7=385, var_1_8=-10, var_1_9=-1] [L191] var_1_31 = __VERIFIER_nondet_float() [L192] CALL assume_abort_if_not((var_1_31 >= 0.0F && var_1_31 <= -1.0e-20F) || (var_1_31 <= 9223372.036854765600e+12F && var_1_31 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=4, var_1_12=8, var_1_13=-256, var_1_15=-3221225473, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=256, var_1_24=257, var_1_27=-128, var_1_28=-128, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_7=385, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not((var_1_31 >= 0.0F && var_1_31 <= -1.0e-20F) || (var_1_31 <= 9223372.036854765600e+12F && var_1_31 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=4, var_1_12=8, var_1_13=-256, var_1_15=-3221225473, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=256, var_1_24=257, var_1_27=-128, var_1_28=-128, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_7=385, var_1_8=-10, var_1_9=-1] [L193] var_1_32 = __VERIFIER_nondet_float() [L194] CALL assume_abort_if_not((var_1_32 >= 0.0F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 9223372.036854765600e+12F && var_1_32 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=4, var_1_12=8, var_1_13=-256, var_1_15=-3221225473, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=256, var_1_24=257, var_1_27=-128, var_1_28=-128, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_7=385, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) [L194] RET assume_abort_if_not((var_1_32 >= 0.0F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 9223372.036854765600e+12F && var_1_32 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=4, var_1_12=8, var_1_13=-256, var_1_15=-3221225473, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=256, var_1_24=257, var_1_27=-128, var_1_28=-128, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_7=385, var_1_8=-10, var_1_9=-1] [L195] var_1_37 = __VERIFIER_nondet_uchar() [L196] CALL assume_abort_if_not(var_1_37 >= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=4, var_1_12=8, var_1_13=-256, var_1_15=-3221225473, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=256, var_1_24=257, var_1_27=-128, var_1_28=-128, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_7=385, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) [L196] RET assume_abort_if_not(var_1_37 >= 64) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=4, var_1_12=8, var_1_13=-256, var_1_15=-3221225473, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=256, var_1_24=257, var_1_27=-128, var_1_28=-128, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_7=385, var_1_8=-10, var_1_9=-1] [L197] CALL assume_abort_if_not(var_1_37 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=4, var_1_12=8, var_1_13=-256, var_1_15=-3221225473, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=256, var_1_24=257, var_1_27=-128, var_1_28=-128, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_7=385, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) [L197] RET assume_abort_if_not(var_1_37 <= 127) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=4, var_1_12=8, var_1_13=-256, var_1_15=-3221225473, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=256, var_1_24=257, var_1_27=-128, var_1_28=-128, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_7=385, var_1_8=-10, var_1_9=-1] [L214] RET updateVariables() [L215] CALL step() [L60] unsigned char stepLocal_3 = ((((var_1_4) > (last_1_var_1_17)) ? (var_1_4) : (last_1_var_1_17))) > var_1_18; [L61] COND TRUE last_1_var_1_21 || stepLocal_3 [L62] COND FALSE !(var_1_18 > ((((last_1_var_1_17) < 0 ) ? -(last_1_var_1_17) : (last_1_var_1_17)))) [L65] var_1_19 = var_1_11 [L70] unsigned long int stepLocal_1 = last_1_var_1_12; [L71] unsigned long int stepLocal_0 = 32u; [L72] COND TRUE stepLocal_0 >= last_1_var_1_12 [L73] COND TRUE stepLocal_1 <= last_1_var_1_12 [L74] COND TRUE (var_1_4 - var_1_5) >= last_1_var_1_17 [L75] var_1_1 = var_1_7 [L81] COND FALSE !((((((~ var_1_1)) < (8)) ? ((~ var_1_1)) : (8))) > var_1_11) [L84] COND FALSE !(! (var_1_17 > var_1_5)) [L87] var_1_8 = -4 [L89] unsigned long int stepLocal_4 = var_1_19; [L90] COND FALSE !((var_1_18 / ((((5.5) > (var_1_22)) ? (5.5) : (var_1_22)))) > 10.5) [L101] var_1_21 = var_1_23 [L103] unsigned char stepLocal_2 = var_1_21; [L104] COND FALSE !(var_1_21 && stepLocal_2) [L107] COND FALSE !(\read(var_1_21)) [L111] COND FALSE !((var_1_1 % ((((var_1_27) > (var_1_28)) ? (var_1_27) : (var_1_28)))) > var_1_1) [L114] COND FALSE !(var_1_32 < ((((var_1_30) > (((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))))) ? (var_1_30) : (((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))))))) [L117] COND FALSE !(\read(var_1_21)) [L121] var_1_38 = var_1_11 [L123] var_1_40 = var_1_11 [L129] COND FALSE !(((((1.000000095E7f) < 0 ) ? -(1.000000095E7f) : (1.000000095E7f))) < ((9.9999999999996E12f - var_1_31) / var_1_22)) [L134] var_1_42 = 100000u [L136] var_1_44 = (((((var_1_37) < 0 ) ? -(var_1_37) : (var_1_37))) + (((((((var_1_11) > (var_1_11)) ? (var_1_11) : (var_1_11))) < 0 ) ? -((((var_1_11) > (var_1_11)) ? (var_1_11) : (var_1_11))) : ((((var_1_11) > (var_1_11)) ? (var_1_11) : (var_1_11)))))) [L137] COND FALSE !(\read(var_1_23)) [L140] COND TRUE var_1_19 > ((((var_1_9) < 0 ) ? -(var_1_9) : (var_1_9))) [L141] var_1_45 = var_1_11 [L215] RET step() [L216] CALL, EXPR property() [L206-L207] return ((((((32u >= last_1_var_1_12) ? ((last_1_var_1_12 <= last_1_var_1_12) ? (((var_1_4 - var_1_5) >= last_1_var_1_17) ? (var_1_1 == ((unsigned char) var_1_7)) : 1) : 1) : (var_1_1 == ((unsigned char) var_1_7))) && ((! (var_1_17 > var_1_5)) ? (var_1_8 == ((signed char) (((((var_1_9) < (var_1_10)) ? (var_1_9) : (var_1_10))) - var_1_11))) : (var_1_8 == ((signed char) -4)))) && ((var_1_21 && var_1_21) ? (var_1_12 == ((unsigned long int) var_1_11)) : (var_1_21 ? (var_1_12 == ((unsigned long int) (((((var_1_19) > ((var_1_11 + var_1_7))) ? (var_1_19) : ((var_1_11 + var_1_7)))) + (var_1_15 - var_1_1)))) : 1))) && (((((((~ var_1_1)) < (8)) ? ((~ var_1_1)) : (8))) > var_1_11) ? (var_1_17 == ((double) var_1_18)) : 1)) && ((last_1_var_1_21 || (((((var_1_4) > (last_1_var_1_17)) ? (var_1_4) : (last_1_var_1_17))) > var_1_18)) ? ((var_1_18 > ((((last_1_var_1_17) < 0 ) ? -(last_1_var_1_17) : (last_1_var_1_17)))) ? (var_1_19 == ((unsigned long int) last_1_var_1_1)) : (var_1_19 == ((unsigned long int) var_1_11))) : (var_1_19 == ((unsigned long int) last_1_var_1_1)))) && (((var_1_18 / ((((5.5) > (var_1_22)) ? (5.5) : (var_1_22)))) > 10.5) ? (var_1_13 ? ((var_1_1 < var_1_19) ? (var_1_21 == ((unsigned char) (! var_1_23))) : (var_1_21 == ((unsigned char) var_1_24))) : (var_1_21 == ((unsigned char) var_1_23))) : (var_1_21 == ((unsigned char) var_1_23))) ; [L216] RET, EXPR property() [L216] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=4, var_1_12=8, var_1_13=-256, var_1_15=-3221225473, var_1_17=1284/5, var_1_18=0, var_1_19=4, var_1_1=385, var_1_21=256, var_1_23=256, var_1_24=257, var_1_25=2, var_1_27=-128, var_1_28=-128, var_1_33=10, var_1_37=64, var_1_38=4, var_1_40=4, var_1_42=100000, var_1_44=68, var_1_45=4, var_1_7=385, var_1_8=-4, var_1_9=-1] [L19] reach_error() VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=4, var_1_12=8, var_1_13=-256, var_1_15=-3221225473, var_1_17=1284/5, var_1_18=0, var_1_19=4, var_1_1=385, var_1_21=256, var_1_23=256, var_1_24=257, var_1_25=2, var_1_27=-128, var_1_28=-128, var_1_33=10, var_1_37=64, var_1_38=4, var_1_40=4, var_1_42=100000, var_1_44=68, var_1_45=4, var_1_7=385, var_1_8=-4, var_1_9=-1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 59 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.7s, OverallIterations: 1, TraceHistogramMax: 32, 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=59occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 236 NumberOfCodeBlocks, 236 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 07:02:12,981 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/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_84414891-0344-4c0b-9526-2d712798c2e4/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-51.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/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_84414891-0344-4c0b-9526-2d712798c2e4/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 1946ed4429047347ee5ca2d57fa2bb1ba2a855655d99af9207a8bf49f0fcf1ba --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 07:02:15,665 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 07:02:15,767 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-09 07:02:15,772 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 07:02:15,776 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 07:02:15,822 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 07:02:15,824 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 07:02:15,825 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 07:02:15,826 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 07:02:15,827 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 07:02:15,828 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 07:02:15,828 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 07:02:15,828 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 07:02:15,829 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 07:02:15,831 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 07:02:15,832 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 07:02:15,832 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 07:02:15,833 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 07:02:15,833 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 07:02:15,833 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 07:02:15,838 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 07:02:15,839 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 07:02:15,839 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 07:02:15,839 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 07:02:15,839 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 07:02:15,840 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 07:02:15,840 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 07:02:15,840 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 07:02:15,840 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 07:02:15,841 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 07:02:15,841 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 07:02:15,841 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 07:02:15,842 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 07:02:15,843 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 07:02:15,844 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 07:02:15,845 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 07:02:15,845 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 07:02:15,845 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 07:02:15,846 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 07:02:15,846 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 07:02:15,846 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 07:02:15,847 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 07:02:15,858 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 07:02:15,859 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_84414891-0344-4c0b-9526-2d712798c2e4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1946ed4429047347ee5ca2d57fa2bb1ba2a855655d99af9207a8bf49f0fcf1ba [2024-11-09 07:02:16,244 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 07:02:16,283 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 07:02:16,286 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 07:02:16,287 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 07:02:16,288 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 07:02:16,290 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-51.i Unable to find full path for "g++" [2024-11-09 07:02:18,922 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 07:02:19,157 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 07:02:19,158 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-51.i [2024-11-09 07:02:19,170 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/bin/utaipan-verify-YMUCfTKeje/data/8139d1067/d97645c7fc7143088a6a947027dad4ce/FLAG53cf003fc [2024-11-09 07:02:19,192 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/bin/utaipan-verify-YMUCfTKeje/data/8139d1067/d97645c7fc7143088a6a947027dad4ce [2024-11-09 07:02:19,195 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 07:02:19,196 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 07:02:19,198 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 07:02:19,199 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 07:02:19,206 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 07:02:19,207 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 07:02:19" (1/1) ... [2024-11-09 07:02:19,208 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21109b58 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:02:19, skipping insertion in model container [2024-11-09 07:02:19,211 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 07:02:19" (1/1) ... [2024-11-09 07:02:19,257 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 07:02:19,522 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_84414891-0344-4c0b-9526-2d712798c2e4/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-51.i[919,932] [2024-11-09 07:02:19,642 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 07:02:19,667 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 07:02:19,683 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_84414891-0344-4c0b-9526-2d712798c2e4/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-51.i[919,932] [2024-11-09 07:02:19,755 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 07:02:19,788 INFO L204 MainTranslator]: Completed translation [2024-11-09 07:02:19,788 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:02:19 WrapperNode [2024-11-09 07:02:19,788 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 07:02:19,789 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 07:02:19,790 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 07:02:19,790 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 07:02:19,797 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:02:19" (1/1) ... [2024-11-09 07:02:19,817 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:02:19" (1/1) ... [2024-11-09 07:02:19,856 INFO L138 Inliner]: procedures = 27, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 210 [2024-11-09 07:02:19,857 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 07:02:19,858 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 07:02:19,858 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 07:02:19,858 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 07:02:19,867 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:02:19" (1/1) ... [2024-11-09 07:02:19,868 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:02:19" (1/1) ... [2024-11-09 07:02:19,873 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:02:19" (1/1) ... [2024-11-09 07:02:19,874 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:02:19" (1/1) ... [2024-11-09 07:02:19,886 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:02:19" (1/1) ... [2024-11-09 07:02:19,890 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:02:19" (1/1) ... [2024-11-09 07:02:19,893 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:02:19" (1/1) ... [2024-11-09 07:02:19,895 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:02:19" (1/1) ... [2024-11-09 07:02:19,900 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 07:02:19,901 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 07:02:19,901 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 07:02:19,901 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 07:02:19,902 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:02:19" (1/1) ... [2024-11-09 07:02:19,915 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 07:02:19,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 07:02:19,952 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 07:02:19,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 07:02:19,978 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 07:02:19,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 07:02:19,978 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 07:02:19,979 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 07:02:19,979 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 07:02:19,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 07:02:20,088 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 07:02:20,091 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 07:02:33,150 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-09 07:02:33,151 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 07:02:33,170 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 07:02:33,171 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-09 07:02:33,171 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 07:02:33 BoogieIcfgContainer [2024-11-09 07:02:33,172 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 07:02:33,175 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 07:02:33,175 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 07:02:33,179 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 07:02:33,179 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 07:02:19" (1/3) ... [2024-11-09 07:02:33,180 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14015194 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 07:02:33, skipping insertion in model container [2024-11-09 07:02:33,180 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:02:19" (2/3) ... [2024-11-09 07:02:33,181 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14015194 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 07:02:33, skipping insertion in model container [2024-11-09 07:02:33,181 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 07:02:33" (3/3) ... [2024-11-09 07:02:33,183 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-51.i [2024-11-09 07:02:33,205 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 07:02:33,205 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 07:02:33,291 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 07:02:33,304 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;@3c96ec73, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 07:02:33,305 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 07:02:33,312 INFO L276 IsEmpty]: Start isEmpty. Operand has 95 states, 60 states have (on average 1.4333333333333333) internal successors, (86), 61 states have internal predecessors, (86), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-09 07:02:33,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2024-11-09 07:02:33,336 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:02:33,337 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:02:33,338 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:02:33,344 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:02:33,345 INFO L85 PathProgramCache]: Analyzing trace with hash -1977909248, now seen corresponding path program 1 times [2024-11-09 07:02:33,380 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 07:02:33,380 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1517249342] [2024-11-09 07:02:33,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:02:33,381 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 07:02:33,382 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 07:02:33,384 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/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 07:02:33,390 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/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 07:02:35,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:02:35,758 INFO L255 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 07:02:35,774 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:02:35,867 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 582 proven. 0 refuted. 0 times theorem prover too weak. 1402 trivial. 0 not checked. [2024-11-09 07:02:35,867 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 07:02:35,868 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 07:02:35,868 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1517249342] [2024-11-09 07:02:35,869 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1517249342] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:02:35,869 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:02:35,869 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:02:35,871 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1836938029] [2024-11-09 07:02:35,873 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:02:35,880 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-09 07:02:35,880 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 07:02:35,917 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-09 07:02:35,918 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 07:02:35,922 INFO L87 Difference]: Start difference. First operand has 95 states, 60 states have (on average 1.4333333333333333) internal successors, (86), 61 states have internal predecessors, (86), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-09 07:02:35,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 07:02:35,965 INFO L93 Difference]: Finished difference Result 182 states and 324 transitions. [2024-11-09 07:02:35,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-09 07:02:35,968 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 203 [2024-11-09 07:02:35,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 07:02:35,978 INFO L225 Difference]: With dead ends: 182 [2024-11-09 07:02:35,978 INFO L226 Difference]: Without dead ends: 90 [2024-11-09 07:02:35,983 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 202 GetRequests, 202 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 07:02:35,987 INFO L432 NwaCegarLoop]: 139 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, 139 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 07:02:35,988 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 139 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 07:02:36,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2024-11-09 07:02:36,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 90. [2024-11-09 07:02:36,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 56 states have (on average 1.3392857142857142) internal successors, (75), 56 states have internal predecessors, (75), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-09 07:02:36,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 139 transitions. [2024-11-09 07:02:36,048 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 139 transitions. Word has length 203 [2024-11-09 07:02:36,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 07:02:36,049 INFO L471 AbstractCegarLoop]: Abstraction has 90 states and 139 transitions. [2024-11-09 07:02:36,049 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-09 07:02:36,050 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 139 transitions. [2024-11-09 07:02:36,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2024-11-09 07:02:36,055 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:02:36,056 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:02:36,095 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/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 07:02:36,256 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/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 07:02:36,257 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:02:36,258 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:02:36,258 INFO L85 PathProgramCache]: Analyzing trace with hash -1603612988, now seen corresponding path program 1 times [2024-11-09 07:02:36,259 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 07:02:36,259 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [456206878] [2024-11-09 07:02:36,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:02:36,260 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 07:02:36,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 07:02:36,262 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/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 07:02:36,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/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 07:02:38,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:02:38,566 INFO L255 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 07:02:38,575 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:02:43,837 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-09 07:02:43,837 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 07:02:43,838 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 07:02:43,838 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [456206878] [2024-11-09 07:02:43,838 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [456206878] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:02:43,838 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:02:43,839 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 07:02:43,839 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [273119922] [2024-11-09 07:02:43,839 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:02:43,844 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 07:02:43,845 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 07:02:43,846 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 07:02:43,847 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 07:02:43,849 INFO L87 Difference]: Start difference. First operand 90 states and 139 transitions. Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-09 07:02:46,570 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:02:49,011 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:02:51,017 WARN L539 Checker$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 07:02:52,955 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.78s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:02:55,245 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:02:57,253 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 07:02:57,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 07:02:57,254 INFO L93 Difference]: Finished difference Result 265 states and 412 transitions. [2024-11-09 07:02:57,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 07:02:57,331 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 203 [2024-11-09 07:02:57,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 07:02:57,335 INFO L225 Difference]: With dead ends: 265 [2024-11-09 07:02:57,336 INFO L226 Difference]: Without dead ends: 178 [2024-11-09 07:02:57,337 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 200 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 07:02:57,338 INFO L432 NwaCegarLoop]: 137 mSDtfsCounter, 90 mSDsluCounter, 255 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 65 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 90 SdHoareTripleChecker+Valid, 392 SdHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.2s IncrementalHoareTripleChecker+Time [2024-11-09 07:02:57,339 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [90 Valid, 392 Invalid, 87 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 17 Invalid, 5 Unknown, 0 Unchecked, 13.2s Time] [2024-11-09 07:02:57,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 178 states. [2024-11-09 07:02:57,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 178 to 147. [2024-11-09 07:02:57,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 147 states, 80 states have (on average 1.2375) internal successors, (99), 80 states have internal predecessors, (99), 64 states have call successors, (64), 2 states have call predecessors, (64), 2 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2024-11-09 07:02:57,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 227 transitions. [2024-11-09 07:02:57,401 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 227 transitions. Word has length 203 [2024-11-09 07:02:57,402 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 07:02:57,403 INFO L471 AbstractCegarLoop]: Abstraction has 147 states and 227 transitions. [2024-11-09 07:02:57,404 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-09 07:02:57,404 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 227 transitions. [2024-11-09 07:02:57,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2024-11-09 07:02:57,414 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:02:57,414 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:02:57,461 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/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)] Ended with exit code 0 [2024-11-09 07:02:57,615 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/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 07:02:57,616 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:02:57,616 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:02:57,617 INFO L85 PathProgramCache]: Analyzing trace with hash -689076643, now seen corresponding path program 1 times [2024-11-09 07:02:57,617 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 07:02:57,618 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [465044637] [2024-11-09 07:02:57,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:02:57,618 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 07:02:57,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 07:02:57,620 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/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 07:02:57,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/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 07:02:59,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:02:59,743 INFO L255 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 07:02:59,749 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:03:04,716 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-09 07:03:04,716 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 07:03:04,716 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 07:03:04,717 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [465044637] [2024-11-09 07:03:04,717 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [465044637] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:03:04,717 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:03:04,717 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 07:03:04,718 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1462321269] [2024-11-09 07:03:04,719 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:03:04,720 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 07:03:04,723 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 07:03:04,724 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 07:03:04,724 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-09 07:03:04,725 INFO L87 Difference]: Start difference. First operand 147 states and 227 transitions. Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-09 07:03:08,378 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:03:10,386 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:03:12,392 WARN L539 Checker$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 07:03:14,396 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:03:16,404 WARN L539 Checker$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 07:03:18,824 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:03:20,833 WARN L539 Checker$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 07:03:22,838 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 07:03:22,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 07:03:22,839 INFO L93 Difference]: Finished difference Result 338 states and 522 transitions. [2024-11-09 07:03:22,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 07:03:22,921 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 204 [2024-11-09 07:03:22,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 07:03:22,925 INFO L225 Difference]: With dead ends: 338 [2024-11-09 07:03:22,926 INFO L226 Difference]: Without dead ends: 251 [2024-11-09 07:03:22,927 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 200 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-09 07:03:22,929 INFO L432 NwaCegarLoop]: 156 mSDtfsCounter, 116 mSDsluCounter, 348 mSDsCounter, 0 mSdLazyCounter, 84 mSolverCounterSat, 65 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 116 SdHoareTripleChecker+Valid, 504 SdHoareTripleChecker+Invalid, 157 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 84 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.8s IncrementalHoareTripleChecker+Time [2024-11-09 07:03:22,929 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [116 Valid, 504 Invalid, 157 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 84 Invalid, 8 Unknown, 0 Unchecked, 17.8s Time] [2024-11-09 07:03:22,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 251 states. [2024-11-09 07:03:22,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 251 to 232. [2024-11-09 07:03:22,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 232 states, 132 states have (on average 1.2803030303030303) internal successors, (169), 132 states have internal predecessors, (169), 96 states have call successors, (96), 3 states have call predecessors, (96), 3 states have return successors, (96), 96 states have call predecessors, (96), 96 states have call successors, (96) [2024-11-09 07:03:22,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 232 states and 361 transitions. [2024-11-09 07:03:22,978 INFO L78 Accepts]: Start accepts. Automaton has 232 states and 361 transitions. Word has length 204 [2024-11-09 07:03:22,979 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 07:03:22,980 INFO L471 AbstractCegarLoop]: Abstraction has 232 states and 361 transitions. [2024-11-09 07:03:22,980 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-09 07:03:22,980 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 361 transitions. [2024-11-09 07:03:22,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2024-11-09 07:03:22,984 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:03:22,985 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:03:23,025 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/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 07:03:23,185 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/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 07:03:23,186 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:03:23,186 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:03:23,187 INFO L85 PathProgramCache]: Analyzing trace with hash 1178585451, now seen corresponding path program 1 times [2024-11-09 07:03:23,187 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 07:03:23,188 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [935130673] [2024-11-09 07:03:23,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:03:23,188 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 07:03:23,188 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 07:03:23,192 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/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 07:03:23,193 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/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 07:03:25,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:03:25,313 INFO L255 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 07:03:25,319 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:03:25,468 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-09 07:03:25,468 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 07:03:25,469 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 07:03:25,469 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [935130673] [2024-11-09 07:03:25,469 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [935130673] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:03:25,469 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:03:25,470 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 07:03:25,470 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [426758141] [2024-11-09 07:03:25,470 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:03:25,490 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:03:25,491 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 07:03:25,491 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:03:25,492 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:03:25,492 INFO L87 Difference]: Start difference. First operand 232 states and 361 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-09 07:03:27,817 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:03:30,183 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:03:32,192 WARN L539 Checker$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 07:03:32,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 07:03:32,193 INFO L93 Difference]: Finished difference Result 424 states and 664 transitions. [2024-11-09 07:03:32,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:03:32,270 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 205 [2024-11-09 07:03:32,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 07:03:32,275 INFO L225 Difference]: With dead ends: 424 [2024-11-09 07:03:32,275 INFO L226 Difference]: Without dead ends: 252 [2024-11-09 07:03:32,276 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 203 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:03:32,277 INFO L432 NwaCegarLoop]: 167 mSDtfsCounter, 33 mSDsluCounter, 130 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 33 SdHoareTripleChecker+Valid, 297 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.7s IncrementalHoareTripleChecker+Time [2024-11-09 07:03:32,278 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [33 Valid, 297 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 3 Unknown, 0 Unchecked, 6.7s Time] [2024-11-09 07:03:32,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 252 states. [2024-11-09 07:03:32,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 252 to 232. [2024-11-09 07:03:32,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 232 states, 132 states have (on average 1.2651515151515151) internal successors, (167), 132 states have internal predecessors, (167), 96 states have call successors, (96), 3 states have call predecessors, (96), 3 states have return successors, (96), 96 states have call predecessors, (96), 96 states have call successors, (96) [2024-11-09 07:03:32,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 232 states and 359 transitions. [2024-11-09 07:03:32,332 INFO L78 Accepts]: Start accepts. Automaton has 232 states and 359 transitions. Word has length 205 [2024-11-09 07:03:32,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 07:03:32,333 INFO L471 AbstractCegarLoop]: Abstraction has 232 states and 359 transitions. [2024-11-09 07:03:32,334 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-09 07:03:32,334 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 359 transitions. [2024-11-09 07:03:32,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2024-11-09 07:03:32,337 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:03:32,338 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:03:32,379 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/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)] Ended with exit code 0 [2024-11-09 07:03:32,538 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/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 07:03:32,539 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:03:32,539 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:03:32,539 INFO L85 PathProgramCache]: Analyzing trace with hash -1134901240, now seen corresponding path program 1 times [2024-11-09 07:03:32,540 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 07:03:32,540 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [124580377] [2024-11-09 07:03:32,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:03:32,540 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 07:03:32,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 07:03:32,543 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/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 07:03:32,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/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 07:03:34,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:03:34,600 INFO L255 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 07:03:34,619 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:03:38,185 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 783 proven. 69 refuted. 0 times theorem prover too weak. 1132 trivial. 0 not checked. [2024-11-09 07:03:38,186 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 07:03:38,740 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 07:03:38,740 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [124580377] [2024-11-09 07:03:38,740 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [124580377] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 07:03:38,740 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [141289557] [2024-11-09 07:03:38,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:03:38,741 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 07:03:38,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 07:03:38,743 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 07:03:38,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-09 07:03:43,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:03:43,381 INFO L255 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 07:03:43,386 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:03:46,717 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 783 proven. 69 refuted. 0 times theorem prover too weak. 1132 trivial. 0 not checked. [2024-11-09 07:03:46,717 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 07:03:47,067 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [141289557] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 07:03:47,067 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [466935742] [2024-11-09 07:03:47,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:03:47,068 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 07:03:47,068 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 07:03:47,071 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 07:03:47,073 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-09 07:03:48,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:03:48,821 INFO L255 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 07:03:48,824 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:03:52,010 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 783 proven. 69 refuted. 0 times theorem prover too weak. 1132 trivial. 0 not checked. [2024-11-09 07:03:52,010 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 07:03:52,327 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [466935742] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 07:03:52,328 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 07:03:52,328 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 5 [2024-11-09 07:03:52,328 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1763380451] [2024-11-09 07:03:52,328 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 07:03:52,329 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 07:03:52,329 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 07:03:52,330 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 07:03:52,330 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-09 07:03:52,330 INFO L87 Difference]: Start difference. First operand 232 states and 359 transitions. Second operand has 5 states, 5 states have (on average 11.0) internal successors, (55), 5 states have internal predecessors, (55), 2 states have call successors, (32), 2 states have call predecessors, (32), 3 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-09 07:03:58,250 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:04:00,255 WARN L539 Checker$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 07:04:02,260 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 07:04:02,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 07:04:02,389 INFO L93 Difference]: Finished difference Result 422 states and 642 transitions. [2024-11-09 07:04:02,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-09 07:04:02,391 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 5 states have internal predecessors, (55), 2 states have call successors, (32), 2 states have call predecessors, (32), 3 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 206 [2024-11-09 07:04:02,391 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 07:04:02,395 INFO L225 Difference]: With dead ends: 422 [2024-11-09 07:04:02,395 INFO L226 Difference]: Without dead ends: 250 [2024-11-09 07:04:02,396 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 694 GetRequests, 687 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2024-11-09 07:04:02,397 INFO L432 NwaCegarLoop]: 91 mSDtfsCounter, 58 mSDsluCounter, 117 mSDsCounter, 0 mSdLazyCounter, 198 mSolverCounterSat, 8 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 66 SdHoareTripleChecker+Valid, 208 SdHoareTripleChecker+Invalid, 209 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 198 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.8s IncrementalHoareTripleChecker+Time [2024-11-09 07:04:02,398 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [66 Valid, 208 Invalid, 209 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 198 Invalid, 3 Unknown, 0 Unchecked, 9.8s Time] [2024-11-09 07:04:02,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states. [2024-11-09 07:04:02,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 244. [2024-11-09 07:04:02,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 244 states, 141 states have (on average 1.2340425531914894) internal successors, (174), 141 states have internal predecessors, (174), 96 states have call successors, (96), 6 states have call predecessors, (96), 6 states have return successors, (96), 96 states have call predecessors, (96), 96 states have call successors, (96) [2024-11-09 07:04:02,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 366 transitions. [2024-11-09 07:04:02,455 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 366 transitions. Word has length 206 [2024-11-09 07:04:02,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 07:04:02,459 INFO L471 AbstractCegarLoop]: Abstraction has 244 states and 366 transitions. [2024-11-09 07:04:02,460 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 5 states have internal predecessors, (55), 2 states have call successors, (32), 2 states have call predecessors, (32), 3 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-09 07:04:02,460 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 366 transitions. [2024-11-09 07:04:02,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2024-11-09 07:04:02,465 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:04:02,465 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:04:02,506 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/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 07:04:02,799 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-11-09 07:04:02,892 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-09 07:04:03,066 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt [2024-11-09 07:04:03,067 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:04:03,067 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:04:03,067 INFO L85 PathProgramCache]: Analyzing trace with hash 1571718154, now seen corresponding path program 1 times [2024-11-09 07:04:03,068 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 07:04:03,068 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [841953335] [2024-11-09 07:04:03,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:04:03,068 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 07:04:03,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 07:04:03,070 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/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 07:04:03,072 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/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 07:04:05,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:04:05,135 INFO L255 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 07:04:05,139 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:04:07,820 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1003 proven. 39 refuted. 0 times theorem prover too weak. 942 trivial. 0 not checked. [2024-11-09 07:04:07,820 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 07:04:10,855 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 54 proven. 39 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2024-11-09 07:04:10,855 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 07:04:10,856 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [841953335] [2024-11-09 07:04:10,856 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [841953335] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 07:04:10,856 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2058090889] [2024-11-09 07:04:10,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:04:10,857 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 07:04:10,857 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 07:04:10,860 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 07:04:10,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-09 07:04:15,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:04:15,457 INFO L255 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 07:04:15,461 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:04:17,621 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1003 proven. 39 refuted. 0 times theorem prover too weak. 942 trivial. 0 not checked. [2024-11-09 07:04:17,622 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 07:04:20,379 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 54 proven. 39 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2024-11-09 07:04:20,379 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2058090889] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 07:04:20,379 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1422681996] [2024-11-09 07:04:20,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:04:20,380 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 07:04:20,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 07:04:20,382 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 07:04:20,384 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-11-09 07:04:21,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:04:22,014 INFO L255 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 07:04:22,019 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:04:24,308 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1003 proven. 39 refuted. 0 times theorem prover too weak. 942 trivial. 0 not checked. [2024-11-09 07:04:24,309 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 07:04:27,061 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 54 proven. 39 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2024-11-09 07:04:27,061 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1422681996] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 07:04:27,062 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2024-11-09 07:04:27,062 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 5, 5, 5, 5] total 9 [2024-11-09 07:04:27,062 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1301033842] [2024-11-09 07:04:27,062 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2024-11-09 07:04:27,063 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-09 07:04:27,063 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 07:04:27,064 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-09 07:04:27,064 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-09 07:04:27,065 INFO L87 Difference]: Start difference. First operand 244 states and 366 transitions. Second operand has 9 states, 9 states have (on average 7.555555555555555) internal successors, (68), 9 states have internal predecessors, (68), 2 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2024-11-09 07:04:32,694 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:04:34,700 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:04:36,703 WARN L539 Checker$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 07:04:38,707 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:04:41,628 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:04:43,634 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:04:45,637 WARN L539 Checker$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 07:04:47,653 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:04:49,659 WARN L539 Checker$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 07:04:51,661 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:04:53,414 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.75s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:04:59,600 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:05:00,957 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:05:01,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 07:05:01,421 INFO L93 Difference]: Finished difference Result 561 states and 825 transitions. [2024-11-09 07:05:01,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-09 07:05:01,422 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 7.555555555555555) internal successors, (68), 9 states have internal predecessors, (68), 2 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) Word has length 206 [2024-11-09 07:05:01,423 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 07:05:01,427 INFO L225 Difference]: With dead ends: 561 [2024-11-09 07:05:01,427 INFO L226 Difference]: Without dead ends: 381 [2024-11-09 07:05:01,429 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1243 GetRequests, 1221 SyntacticMatches, 3 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=122, Invalid=298, Unknown=0, NotChecked=0, Total=420 [2024-11-09 07:05:01,430 INFO L432 NwaCegarLoop]: 163 mSDtfsCounter, 146 mSDsluCounter, 440 mSDsCounter, 0 mSdLazyCounter, 500 mSolverCounterSat, 73 mSolverCounterUnsat, 11 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 32.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 165 SdHoareTripleChecker+Valid, 603 SdHoareTripleChecker+Invalid, 584 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 73 IncrementalHoareTripleChecker+Valid, 500 IncrementalHoareTripleChecker+Invalid, 11 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 32.8s IncrementalHoareTripleChecker+Time [2024-11-09 07:05:01,430 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [165 Valid, 603 Invalid, 584 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [73 Valid, 500 Invalid, 11 Unknown, 0 Unchecked, 32.8s Time] [2024-11-09 07:05:01,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 381 states. [2024-11-09 07:05:01,487 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 381 to 265. [2024-11-09 07:05:01,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 265 states, 159 states have (on average 1.1949685534591195) internal successors, (190), 159 states have internal predecessors, (190), 96 states have call successors, (96), 9 states have call predecessors, (96), 9 states have return successors, (96), 96 states have call predecessors, (96), 96 states have call successors, (96) [2024-11-09 07:05:01,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 265 states and 382 transitions. [2024-11-09 07:05:01,495 INFO L78 Accepts]: Start accepts. Automaton has 265 states and 382 transitions. Word has length 206 [2024-11-09 07:05:01,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 07:05:01,496 INFO L471 AbstractCegarLoop]: Abstraction has 265 states and 382 transitions. [2024-11-09 07:05:01,497 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 7.555555555555555) internal successors, (68), 9 states have internal predecessors, (68), 2 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2024-11-09 07:05:01,497 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 382 transitions. [2024-11-09 07:05:01,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2024-11-09 07:05:01,500 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:05:01,501 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:05:01,636 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2024-11-09 07:05:01,732 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/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)] Forceful destruction successful, exit code 0 [2024-11-09 07:05:01,925 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (10)] Forceful destruction successful, exit code 0 [2024-11-09 07:05:02,102 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt [2024-11-09 07:05:02,102 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:05:02,102 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:05:02,103 INFO L85 PathProgramCache]: Analyzing trace with hash 625467983, now seen corresponding path program 1 times [2024-11-09 07:05:02,103 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 07:05:02,103 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [568191893] [2024-11-09 07:05:02,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:05:02,104 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 07:05:02,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 07:05:02,105 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/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 07:05:02,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84414891-0344-4c0b-9526-2d712798c2e4/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 (12)] Waiting until timeout for monitored process [2024-11-09 07:05:04,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:05:04,487 INFO L255 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-09 07:05:04,498 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:07:02,243 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse7 ((_ to_fp 11 53) c_currentRoundingMode (/ 11.0 2.0)))) (let ((.cse6 (fp.gt .cse7 c_~var_1_22~0)) (.cse5 ((_ to_fp 11 53) c_currentRoundingMode (/ 21.0 2.0))) (.cse4 ((_ sign_extend 24) c_~var_1_11~0))) (and (= c_~var_1_23~0 c_~var_1_21~0) (= c_~var_1_7~0 c_~var_1_1~0) (let ((.cse3 ((_ sign_extend 24) c_~var_1_9~0)) (.cse2 ((_ sign_extend 24) c_~var_1_10~0))) (let ((.cse1 (bvneg .cse4)) (.cse0 (bvslt .cse3 .cse2))) (or (and (not .cse0) (= ((_ extract 7 0) (bvadd .cse1 .cse2)) c_~var_1_8~0)) (and (= ((_ extract 7 0) (bvadd .cse3 .cse1)) c_~var_1_8~0) .cse0)))) (= (_ bv1 8) c_~last_1_var_1_21~0) (or (not (fp.gt (fp.div c_currentRoundingMode c_~var_1_18~0 c_~var_1_22~0) .cse5)) .cse6) (bvsle ((_ zero_extend 24) c_~var_1_23~0) (_ bv0 32)) (or (not .cse6) (not (fp.gt (fp.div c_currentRoundingMode c_~var_1_18~0 .cse7) .cse5))) (= (_ bv8 32) c_~var_1_12~0) (= (_ bv8 32) c_~last_1_var_1_12~0) (not (fp.gt c_~var_1_17~0 c_~var_1_5~0)) (= c_~var_1_19~0 ((_ zero_extend 24) c_~last_1_var_1_1~0)) (let ((.cse8 (fp.lt c_~last_1_var_1_17~0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32))))) (or (and (fp.gt c_~var_1_18~0 (fp.neg c_~last_1_var_1_17~0)) .cse8) (and (not .cse8) (fp.gt c_~var_1_18~0 c_~last_1_var_1_17~0)))) (bvsge .cse4 (_ bv0 32))))) is different from false [2024-11-09 07:07:04,410 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse7 ((_ to_fp 11 53) c_currentRoundingMode (/ 11.0 2.0)))) (let ((.cse6 (fp.gt .cse7 c_~var_1_22~0)) (.cse5 ((_ to_fp 11 53) c_currentRoundingMode (/ 21.0 2.0))) (.cse4 ((_ sign_extend 24) c_~var_1_11~0))) (and (= c_~var_1_23~0 c_~var_1_21~0) (= c_~var_1_7~0 c_~var_1_1~0) (let ((.cse3 ((_ sign_extend 24) c_~var_1_9~0)) (.cse2 ((_ sign_extend 24) c_~var_1_10~0))) (let ((.cse1 (bvneg .cse4)) (.cse0 (bvslt .cse3 .cse2))) (or (and (not .cse0) (= ((_ extract 7 0) (bvadd .cse1 .cse2)) c_~var_1_8~0)) (and (= ((_ extract 7 0) (bvadd .cse3 .cse1)) c_~var_1_8~0) .cse0)))) (= (_ bv1 8) c_~last_1_var_1_21~0) (or (not (fp.gt (fp.div c_currentRoundingMode c_~var_1_18~0 c_~var_1_22~0) .cse5)) .cse6) (bvsle ((_ zero_extend 24) c_~var_1_23~0) (_ bv0 32)) (or (not .cse6) (not (fp.gt (fp.div c_currentRoundingMode c_~var_1_18~0 .cse7) .cse5))) (= (_ bv8 32) c_~var_1_12~0) (= (_ bv8 32) c_~last_1_var_1_12~0) (not (fp.gt c_~var_1_17~0 c_~var_1_5~0)) (= c_~var_1_19~0 ((_ zero_extend 24) c_~last_1_var_1_1~0)) (let ((.cse8 (fp.lt c_~last_1_var_1_17~0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32))))) (or (and (fp.gt c_~var_1_18~0 (fp.neg c_~last_1_var_1_17~0)) .cse8) (and (not .cse8) (fp.gt c_~var_1_18~0 c_~last_1_var_1_17~0)))) (bvsge .cse4 (_ bv0 32))))) is different from true