./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-15.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_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/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_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-15.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/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_e90c9903-056e-4d0c-b5ad-ea084291a28c/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 704e29e6339fd63b233612798d0cc532362d3cecfd08254fd11a83f7be7afb70 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 05:51:37,581 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 05:51:37,681 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-09 05:51:37,693 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 05:51:37,694 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 05:51:37,744 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 05:51:37,745 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 05:51:37,745 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 05:51:37,746 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 05:51:37,746 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 05:51:37,747 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 05:51:37,747 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 05:51:37,748 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 05:51:37,748 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 05:51:37,749 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 05:51:37,749 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 05:51:37,750 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 05:51:37,750 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 05:51:37,751 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 05:51:37,751 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 05:51:37,752 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 05:51:37,756 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 05:51:37,757 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 05:51:37,758 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 05:51:37,758 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 05:51:37,758 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 05:51:37,759 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 05:51:37,759 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 05:51:37,760 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 05:51:37,760 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 05:51:37,761 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 05:51:37,761 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 05:51:37,761 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 05:51:37,762 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 05:51:37,762 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 05:51:37,763 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 05:51:37,763 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 05:51:37,763 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 05:51:37,764 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:51:37,764 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 05:51:37,765 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 05:51:37,765 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 05:51:37,766 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 05:51:37,766 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 05:51:37,766 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 05:51:37,767 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 05:51:37,767 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 05:51:37,768 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_e90c9903-056e-4d0c-b5ad-ea084291a28c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 704e29e6339fd63b233612798d0cc532362d3cecfd08254fd11a83f7be7afb70 [2024-11-09 05:51:38,093 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 05:51:38,166 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 05:51:38,172 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 05:51:38,174 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 05:51:38,181 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 05:51:38,182 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-15.i Unable to find full path for "g++" [2024-11-09 05:51:40,548 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 05:51:40,808 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 05:51:40,808 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-15.i [2024-11-09 05:51:40,827 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/data/a1c66d7e6/b70041cd4954488096198d73c3f64927/FLAG160d6200b [2024-11-09 05:51:41,138 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/data/a1c66d7e6/b70041cd4954488096198d73c3f64927 [2024-11-09 05:51:41,141 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 05:51:41,142 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 05:51:41,144 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 05:51:41,144 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 05:51:41,150 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 05:51:41,151 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:51:41" (1/1) ... [2024-11-09 05:51:41,153 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5128afd3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:51:41, skipping insertion in model container [2024-11-09 05:51:41,153 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:51:41" (1/1) ... [2024-11-09 05:51:41,211 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 05:51:41,501 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_e90c9903-056e-4d0c-b5ad-ea084291a28c/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-15.i[919,932] [2024-11-09 05:51:41,611 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:51:41,630 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 05:51:41,644 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_e90c9903-056e-4d0c-b5ad-ea084291a28c/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-15.i[919,932] [2024-11-09 05:51:41,695 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:51:41,724 INFO L204 MainTranslator]: Completed translation [2024-11-09 05:51:41,725 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:51:41 WrapperNode [2024-11-09 05:51:41,725 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 05:51:41,727 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 05:51:41,727 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 05:51:41,727 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 05:51:41,737 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:51:41" (1/1) ... [2024-11-09 05:51:41,749 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:51:41" (1/1) ... [2024-11-09 05:51:41,816 INFO L138 Inliner]: procedures = 26, calls = 43, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 224 [2024-11-09 05:51:41,817 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 05:51:41,818 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 05:51:41,822 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 05:51:41,822 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 05:51:41,838 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:51:41" (1/1) ... [2024-11-09 05:51:41,838 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:51:41" (1/1) ... [2024-11-09 05:51:41,844 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:51:41" (1/1) ... [2024-11-09 05:51:41,845 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:51:41" (1/1) ... [2024-11-09 05:51:41,855 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:51:41" (1/1) ... [2024-11-09 05:51:41,860 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:51:41" (1/1) ... [2024-11-09 05:51:41,863 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:51:41" (1/1) ... [2024-11-09 05:51:41,865 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:51:41" (1/1) ... [2024-11-09 05:51:41,870 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 05:51:41,872 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 05:51:41,872 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 05:51:41,872 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 05:51:41,873 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:51:41" (1/1) ... [2024-11-09 05:51:41,881 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:51:41,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:51:41,930 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 05:51:41,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 05:51:41,972 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 05:51:41,972 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 05:51:41,973 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 05:51:41,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 05:51:41,973 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 05:51:41,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 05:51:42,100 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 05:51:42,103 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 05:51:42,700 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-09 05:51:42,700 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 05:51:43,114 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 05:51:43,115 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 05:51:43,115 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:51:43 BoogieIcfgContainer [2024-11-09 05:51:43,116 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 05:51:43,122 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 05:51:43,122 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 05:51:43,130 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 05:51:43,131 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 05:51:41" (1/3) ... [2024-11-09 05:51:43,132 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4212688 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:51:43, skipping insertion in model container [2024-11-09 05:51:43,133 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:51:41" (2/3) ... [2024-11-09 05:51:43,133 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4212688 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:51:43, skipping insertion in model container [2024-11-09 05:51:43,133 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:51:43" (3/3) ... [2024-11-09 05:51:43,135 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-co_file-15.i [2024-11-09 05:51:43,155 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 05:51:43,156 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 05:51:43,238 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 05:51:43,246 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;@6e6ebc3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 05:51:43,246 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 05:51:43,252 INFO L276 IsEmpty]: Start isEmpty. Operand has 58 states, 25 states have (on average 1.12) internal successors, (28), 26 states have internal predecessors, (28), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2024-11-09 05:51:43,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-09 05:51:43,271 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:51:43,273 INFO L215 NwaCegarLoop]: trace histogram [30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:51:43,274 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:51:43,283 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:51:43,284 INFO L85 PathProgramCache]: Analyzing trace with hash 1871516594, now seen corresponding path program 1 times [2024-11-09 05:51:43,297 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:51:43,297 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1843908360] [2024-11-09 05:51:43,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:51:43,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:51:44,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 05:51:44,143 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 05:51:44,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 05:51:44,510 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-09 05:51:44,515 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-09 05:51:44,518 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-09 05:51:44,521 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-09 05:51:44,526 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-09 05:51:44,719 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-09 05:51:44,725 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 05:51:44 BoogieIcfgContainer [2024-11-09 05:51:44,726 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-09 05:51:44,728 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 05:51:44,729 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 05:51:44,730 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 05:51:44,730 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:51:43" (3/4) ... [2024-11-09 05:51:44,734 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 05:51:44,736 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 05:51:44,738 INFO L158 Benchmark]: Toolchain (without parser) took 3594.73ms. Allocated memory was 130.0MB in the beginning and 182.5MB in the end (delta: 52.4MB). Free memory was 67.8MB in the beginning and 124.0MB in the end (delta: -56.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 05:51:44,738 INFO L158 Benchmark]: CDTParser took 3.59ms. Allocated memory is still 130.0MB. Free memory is still 104.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 05:51:44,740 INFO L158 Benchmark]: CACSL2BoogieTranslator took 582.19ms. Allocated memory was 130.0MB in the beginning and 182.5MB in the end (delta: 52.4MB). Free memory was 67.6MB in the beginning and 138.8MB in the end (delta: -71.2MB). Peak memory consumption was 5.0MB. Max. memory is 16.1GB. [2024-11-09 05:51:44,742 INFO L158 Benchmark]: Boogie Procedure Inliner took 90.62ms. Allocated memory is still 182.5MB. Free memory was 138.8MB in the beginning and 135.8MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 05:51:44,743 INFO L158 Benchmark]: Boogie Preprocessor took 52.44ms. Allocated memory is still 182.5MB. Free memory was 135.8MB in the beginning and 133.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 05:51:44,745 INFO L158 Benchmark]: RCFGBuilder took 1244.04ms. Allocated memory is still 182.5MB. Free memory was 133.7MB in the beginning and 143.8MB in the end (delta: -10.1MB). Peak memory consumption was 54.6MB. Max. memory is 16.1GB. [2024-11-09 05:51:44,746 INFO L158 Benchmark]: TraceAbstraction took 1603.84ms. Allocated memory is still 182.5MB. Free memory was 142.8MB in the beginning and 125.0MB in the end (delta: 17.8MB). Peak memory consumption was 72.2MB. Max. memory is 16.1GB. [2024-11-09 05:51:44,746 INFO L158 Benchmark]: Witness Printer took 8.22ms. Allocated memory is still 182.5MB. Free memory was 125.0MB in the beginning and 124.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 05:51:44,750 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.59ms. Allocated memory is still 130.0MB. Free memory is still 104.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 582.19ms. Allocated memory was 130.0MB in the beginning and 182.5MB in the end (delta: 52.4MB). Free memory was 67.6MB in the beginning and 138.8MB in the end (delta: -71.2MB). Peak memory consumption was 5.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 90.62ms. Allocated memory is still 182.5MB. Free memory was 138.8MB in the beginning and 135.8MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.44ms. Allocated memory is still 182.5MB. Free memory was 135.8MB in the beginning and 133.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1244.04ms. Allocated memory is still 182.5MB. Free memory was 133.7MB in the beginning and 143.8MB in the end (delta: -10.1MB). Peak memory consumption was 54.6MB. Max. memory is 16.1GB. * TraceAbstraction took 1603.84ms. Allocated memory is still 182.5MB. Free memory was 142.8MB in the beginning and 125.0MB in the end (delta: 17.8MB). Peak memory consumption was 72.2MB. Max. memory is 16.1GB. * Witness Printer took 8.22ms. Allocated memory is still 182.5MB. Free memory was 125.0MB in the beginning and 124.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 67, overapproximation of someBinaryArithmeticDOUBLEoperation at line 68, overapproximation of someUnaryDOUBLEoperation at line 68, overapproximation of someBinaryDOUBLEComparisonOperation at line 68. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = -10; [L23] float var_1_3 = 32.4; [L24] float var_1_4 = 49.2; [L25] signed short int var_1_7 = 10; [L26] signed short int var_1_8 = 64; [L27] signed short int var_1_9 = 256; [L28] signed char var_1_10 = -5; [L29] signed char var_1_11 = 5; [L30] double var_1_12 = 256.4; [L31] float var_1_13 = 2.6; [L32] float var_1_14 = 128.125; [L33] double var_1_15 = 32.5; [L34] double var_1_16 = 10000000000.25; [L35] signed char var_1_17 = -5; [L36] unsigned char var_1_19 = 0; [L37] unsigned char var_1_20 = 0; [L38] signed long int var_1_21 = 1; [L39] signed short int var_1_22 = 17178; [L40] signed short int var_1_23 = 5; [L41] signed long int var_1_25 = -4; [L42] signed short int var_1_26 = 10; [L43] signed short int var_1_32 = 0; [L44] signed short int var_1_33 = 10; [L45] signed long int var_1_34 = -10; [L46] double var_1_36 = 4.85; [L47] double var_1_37 = 2.5; [L48] double var_1_38 = 15.75; [L49] signed char var_1_39 = -100; [L50] signed char var_1_40 = 1; [L51] signed short int var_1_41 = -32; [L52] signed char var_1_42 = 4; [L53] signed char var_1_43 = -8; [L54] signed short int var_1_44 = -25; [L55] signed char last_1_var_1_10 = -5; [L56] signed long int last_1_var_1_21 = 1; [L57] signed long int last_1_var_1_25 = -4; [L215] isInitial = 1 [L216] FCALL initially() [L217] COND TRUE 1 [L218] CALL updateLastVariables() [L206] last_1_var_1_10 = var_1_10 [L207] last_1_var_1_21 = var_1_21 [L208] last_1_var_1_25 = var_1_25 [L218] RET updateLastVariables() [L219] CALL updateVariables() [L155] var_1_3 = __VERIFIER_nondet_float() [L156] CALL assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_32=0, var_1_33=10, var_1_34=-10, var_1_36=97/20, var_1_37=5/2, var_1_38=63/4, var_1_39=-100, var_1_40=1, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_4=246/5, var_1_7=10, var_1_8=64, var_1_9=256] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_32=0, var_1_33=10, var_1_34=-10, var_1_36=97/20, var_1_37=5/2, var_1_38=63/4, var_1_39=-100, var_1_40=1, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_4=246/5, var_1_7=10, var_1_8=64, var_1_9=256] [L157] var_1_4 = __VERIFIER_nondet_float() [L158] CALL assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && 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_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_32=0, var_1_33=10, var_1_34=-10, var_1_36=97/20, var_1_37=5/2, var_1_38=63/4, var_1_39=-100, var_1_40=1, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=10, var_1_8=64, var_1_9=256] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && 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_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_32=0, var_1_33=10, var_1_34=-10, var_1_36=97/20, var_1_37=5/2, var_1_38=63/4, var_1_39=-100, var_1_40=1, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=10, var_1_8=64, var_1_9=256] [L159] var_1_7 = __VERIFIER_nondet_short() [L160] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_32=0, var_1_33=10, var_1_34=-10, var_1_36=97/20, var_1_37=5/2, var_1_38=63/4, var_1_39=-100, var_1_40=1, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=0, var_1_8=64, var_1_9=256] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_32=0, var_1_33=10, var_1_34=-10, var_1_36=97/20, var_1_37=5/2, var_1_38=63/4, var_1_39=-100, var_1_40=1, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=0, var_1_8=64, var_1_9=256] [L161] CALL assume_abort_if_not(var_1_7 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_32=0, var_1_33=10, var_1_34=-10, var_1_36=97/20, var_1_37=5/2, var_1_38=63/4, var_1_39=-100, var_1_40=1, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=0, var_1_8=64, var_1_9=256] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_7 <= 16383) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_32=0, var_1_33=10, var_1_34=-10, var_1_36=97/20, var_1_37=5/2, var_1_38=63/4, var_1_39=-100, var_1_40=1, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=0, var_1_8=64, var_1_9=256] [L162] var_1_8 = __VERIFIER_nondet_short() [L163] CALL assume_abort_if_not(var_1_8 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_32=0, var_1_33=10, var_1_34=-10, var_1_36=97/20, var_1_37=5/2, var_1_38=63/4, var_1_39=-100, var_1_40=1, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=0, var_1_8=1, var_1_9=256] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_8 >= -1) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_32=0, var_1_33=10, var_1_34=-10, var_1_36=97/20, var_1_37=5/2, var_1_38=63/4, var_1_39=-100, var_1_40=1, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=0, var_1_8=1, var_1_9=256] [L164] CALL assume_abort_if_not(var_1_8 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_32=0, var_1_33=10, var_1_34=-10, var_1_36=97/20, var_1_37=5/2, var_1_38=63/4, var_1_39=-100, var_1_40=1, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=0, var_1_8=1, var_1_9=256] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_8 <= 32766) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_32=0, var_1_33=10, var_1_34=-10, var_1_36=97/20, var_1_37=5/2, var_1_38=63/4, var_1_39=-100, var_1_40=1, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=0, var_1_8=1, var_1_9=256] [L165] var_1_9 = __VERIFIER_nondet_short() [L166] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_32=0, var_1_33=10, var_1_34=-10, var_1_36=97/20, var_1_37=5/2, var_1_38=63/4, var_1_39=-100, var_1_40=1, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_32=0, var_1_33=10, var_1_34=-10, var_1_36=97/20, var_1_37=5/2, var_1_38=63/4, var_1_39=-100, var_1_40=1, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=0, var_1_8=1, var_1_9=1] [L167] CALL assume_abort_if_not(var_1_9 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_32=0, var_1_33=10, var_1_34=-10, var_1_36=97/20, var_1_37=5/2, var_1_38=63/4, var_1_39=-100, var_1_40=1, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_9 <= 16383) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_32=0, var_1_33=10, var_1_34=-10, var_1_36=97/20, var_1_37=5/2, var_1_38=63/4, var_1_39=-100, var_1_40=1, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=0, var_1_8=1, var_1_9=1] [L168] var_1_11 = __VERIFIER_nondet_char() [L169] CALL assume_abort_if_not(var_1_11 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-1, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_32=0, var_1_33=10, var_1_34=-10, var_1_36=97/20, var_1_37=5/2, var_1_38=63/4, var_1_39=-100, var_1_40=1, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_11 >= -127) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-1, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_32=0, var_1_33=10, var_1_34=-10, var_1_36=97/20, var_1_37=5/2, var_1_38=63/4, var_1_39=-100, var_1_40=1, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=0, var_1_8=1, var_1_9=1] [L170] CALL assume_abort_if_not(var_1_11 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-1, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_32=0, var_1_33=10, var_1_34=-10, var_1_36=97/20, var_1_37=5/2, var_1_38=63/4, var_1_39=-100, var_1_40=1, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_11 <= 126) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-1, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_32=0, var_1_33=10, var_1_34=-10, var_1_36=97/20, var_1_37=5/2, var_1_38=63/4, var_1_39=-100, var_1_40=1, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=0, var_1_8=1, var_1_9=1] [L171] var_1_13 = __VERIFIER_nondet_float() [L172] CALL assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-1, var_1_12=1282/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_32=0, var_1_33=10, var_1_34=-10, var_1_36=97/20, var_1_37=5/2, var_1_38=63/4, var_1_39=-100, var_1_40=1, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-1, var_1_12=1282/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_32=0, var_1_33=10, var_1_34=-10, var_1_36=97/20, var_1_37=5/2, var_1_38=63/4, var_1_39=-100, var_1_40=1, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=0, var_1_8=1, var_1_9=1] [L173] var_1_14 = __VERIFIER_nondet_float() [L174] CALL assume_abort_if_not((var_1_14 >= -922337.2036854776000e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-1, var_1_12=1282/5, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_32=0, var_1_33=10, var_1_34=-10, var_1_36=97/20, var_1_37=5/2, var_1_38=63/4, var_1_39=-100, var_1_40=1, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not((var_1_14 >= -922337.2036854776000e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-1, var_1_12=1282/5, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_32=0, var_1_33=10, var_1_34=-10, var_1_36=97/20, var_1_37=5/2, var_1_38=63/4, var_1_39=-100, var_1_40=1, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=0, var_1_8=1, var_1_9=1] [L175] var_1_15 = __VERIFIER_nondet_double() [L176] CALL assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-1, var_1_12=1282/5, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_32=0, var_1_33=10, var_1_34=-10, var_1_36=97/20, var_1_37=5/2, var_1_38=63/4, var_1_39=-100, var_1_40=1, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-1, var_1_12=1282/5, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_32=0, var_1_33=10, var_1_34=-10, var_1_36=97/20, var_1_37=5/2, var_1_38=63/4, var_1_39=-100, var_1_40=1, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=0, var_1_8=1, var_1_9=1] [L177] var_1_16 = __VERIFIER_nondet_double() [L178] CALL assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-1, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_32=0, var_1_33=10, var_1_34=-10, var_1_36=97/20, var_1_37=5/2, var_1_38=63/4, var_1_39=-100, var_1_40=1, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-1, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_32=0, var_1_33=10, var_1_34=-10, var_1_36=97/20, var_1_37=5/2, var_1_38=63/4, var_1_39=-100, var_1_40=1, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=0, var_1_8=1, var_1_9=1] [L179] var_1_20 = __VERIFIER_nondet_uchar() [L180] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-1, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_32=0, var_1_33=10, var_1_34=-10, var_1_36=97/20, var_1_37=5/2, var_1_38=63/4, var_1_39=-100, var_1_40=1, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-1, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_32=0, var_1_33=10, var_1_34=-10, var_1_36=97/20, var_1_37=5/2, var_1_38=63/4, var_1_39=-100, var_1_40=1, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=0, var_1_8=1, var_1_9=1] [L181] CALL assume_abort_if_not(var_1_20 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-1, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_32=0, var_1_33=10, var_1_34=-10, var_1_36=97/20, var_1_37=5/2, var_1_38=63/4, var_1_39=-100, var_1_40=1, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_20 <= 0) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-1, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_32=0, var_1_33=10, var_1_34=-10, var_1_36=97/20, var_1_37=5/2, var_1_38=63/4, var_1_39=-100, var_1_40=1, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=0, var_1_8=1, var_1_9=1] [L182] var_1_22 = __VERIFIER_nondet_short() [L183] CALL assume_abort_if_not(var_1_22 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-1, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16385, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_32=0, var_1_33=10, var_1_34=-10, var_1_36=97/20, var_1_37=5/2, var_1_38=63/4, var_1_39=-100, var_1_40=1, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_22 >= 16383) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-1, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16385, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_32=0, var_1_33=10, var_1_34=-10, var_1_36=97/20, var_1_37=5/2, var_1_38=63/4, var_1_39=-100, var_1_40=1, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=0, var_1_8=1, var_1_9=1] [L184] CALL assume_abort_if_not(var_1_22 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-1, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16385, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_32=0, var_1_33=10, var_1_34=-10, var_1_36=97/20, var_1_37=5/2, var_1_38=63/4, var_1_39=-100, var_1_40=1, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_22 <= 32767) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-1, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16385, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_32=0, var_1_33=10, var_1_34=-10, var_1_36=97/20, var_1_37=5/2, var_1_38=63/4, var_1_39=-100, var_1_40=1, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=0, var_1_8=1, var_1_9=1] [L185] var_1_23 = __VERIFIER_nondet_short() [L186] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-1, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16385, var_1_23=16384, var_1_25=-4, var_1_26=10, var_1_32=0, var_1_33=10, var_1_34=-10, var_1_36=97/20, var_1_37=5/2, var_1_38=63/4, var_1_39=-100, var_1_40=1, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-1, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16385, var_1_23=16384, var_1_25=-4, var_1_26=10, var_1_32=0, var_1_33=10, var_1_34=-10, var_1_36=97/20, var_1_37=5/2, var_1_38=63/4, var_1_39=-100, var_1_40=1, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=0, var_1_8=1, var_1_9=1] [L187] CALL assume_abort_if_not(var_1_23 <= 16384) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-1, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16385, var_1_23=16384, var_1_25=-4, var_1_26=10, var_1_32=0, var_1_33=10, var_1_34=-10, var_1_36=97/20, var_1_37=5/2, var_1_38=63/4, var_1_39=-100, var_1_40=1, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not(var_1_23 <= 16384) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-1, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16385, var_1_23=16384, var_1_25=-4, var_1_26=10, var_1_32=0, var_1_33=10, var_1_34=-10, var_1_36=97/20, var_1_37=5/2, var_1_38=63/4, var_1_39=-100, var_1_40=1, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=0, var_1_8=1, var_1_9=1] [L188] var_1_32 = __VERIFIER_nondet_short() [L189] CALL assume_abort_if_not(var_1_32 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-1, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16385, var_1_23=16384, var_1_25=-4, var_1_26=10, var_1_32=-1, var_1_33=10, var_1_34=-10, var_1_36=97/20, var_1_37=5/2, var_1_38=63/4, var_1_39=-100, var_1_40=1, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not(var_1_32 >= -1) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-1, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16385, var_1_23=16384, var_1_25=-4, var_1_26=10, var_1_32=-1, var_1_33=10, var_1_34=-10, var_1_36=97/20, var_1_37=5/2, var_1_38=63/4, var_1_39=-100, var_1_40=1, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=0, var_1_8=1, var_1_9=1] [L190] CALL assume_abort_if_not(var_1_32 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-1, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16385, var_1_23=16384, var_1_25=-4, var_1_26=10, var_1_32=-1, var_1_33=10, var_1_34=-10, var_1_36=97/20, var_1_37=5/2, var_1_38=63/4, var_1_39=-100, var_1_40=1, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L190] RET assume_abort_if_not(var_1_32 <= 32766) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-1, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16385, var_1_23=16384, var_1_25=-4, var_1_26=10, var_1_32=-1, var_1_33=10, var_1_34=-10, var_1_36=97/20, var_1_37=5/2, var_1_38=63/4, var_1_39=-100, var_1_40=1, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=0, var_1_8=1, var_1_9=1] [L191] var_1_33 = __VERIFIER_nondet_short() [L192] CALL assume_abort_if_not(var_1_33 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-1, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16385, var_1_23=16384, var_1_25=-4, var_1_26=10, var_1_32=-1, var_1_33=32766, var_1_34=-10, var_1_36=97/20, var_1_37=5/2, var_1_38=63/4, var_1_39=-100, var_1_40=1, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_33 >= 0) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-1, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16385, var_1_23=16384, var_1_25=-4, var_1_26=10, var_1_32=-1, var_1_33=32766, var_1_34=-10, var_1_36=97/20, var_1_37=5/2, var_1_38=63/4, var_1_39=-100, var_1_40=1, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=0, var_1_8=1, var_1_9=1] [L193] CALL assume_abort_if_not(var_1_33 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-1, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16385, var_1_23=16384, var_1_25=-4, var_1_26=10, var_1_32=-1, var_1_33=32766, var_1_34=-10, var_1_36=97/20, var_1_37=5/2, var_1_38=63/4, var_1_39=-100, var_1_40=1, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L193] RET assume_abort_if_not(var_1_33 <= 32766) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-1, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16385, var_1_23=16384, var_1_25=-4, var_1_26=10, var_1_32=-1, var_1_33=32766, var_1_34=-10, var_1_36=97/20, var_1_37=5/2, var_1_38=63/4, var_1_39=-100, var_1_40=1, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=0, var_1_8=1, var_1_9=1] [L194] var_1_37 = __VERIFIER_nondet_double() [L195] CALL assume_abort_if_not((var_1_37 >= 0.0F && var_1_37 <= -1.0e-20F) || (var_1_37 <= 9223372.036854765600e+12F && var_1_37 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-1, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16385, var_1_23=16384, var_1_25=-4, var_1_26=10, var_1_32=-1, var_1_33=32766, var_1_34=-10, var_1_36=97/20, var_1_38=63/4, var_1_39=-100, var_1_40=1, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L195] RET assume_abort_if_not((var_1_37 >= 0.0F && var_1_37 <= -1.0e-20F) || (var_1_37 <= 9223372.036854765600e+12F && var_1_37 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-1, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16385, var_1_23=16384, var_1_25=-4, var_1_26=10, var_1_32=-1, var_1_33=32766, var_1_34=-10, var_1_36=97/20, var_1_38=63/4, var_1_39=-100, var_1_40=1, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=0, var_1_8=1, var_1_9=1] [L196] var_1_38 = __VERIFIER_nondet_double() [L197] CALL assume_abort_if_not((var_1_38 >= 0.0F && var_1_38 <= -1.0e-20F) || (var_1_38 <= 2305843.009213691390e+12F && var_1_38 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-1, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16385, var_1_23=16384, var_1_25=-4, var_1_26=10, var_1_32=-1, var_1_33=32766, var_1_34=-10, var_1_36=97/20, var_1_39=-100, var_1_40=1, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L197] RET assume_abort_if_not((var_1_38 >= 0.0F && var_1_38 <= -1.0e-20F) || (var_1_38 <= 2305843.009213691390e+12F && var_1_38 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-1, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16385, var_1_23=16384, var_1_25=-4, var_1_26=10, var_1_32=-1, var_1_33=32766, var_1_34=-10, var_1_36=97/20, var_1_39=-100, var_1_40=1, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=0, var_1_8=1, var_1_9=1] [L198] var_1_40 = __VERIFIER_nondet_char() [L199] CALL assume_abort_if_not(var_1_40 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-1, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16385, var_1_23=16384, var_1_25=-4, var_1_26=10, var_1_32=-1, var_1_33=32766, var_1_34=-10, var_1_36=97/20, var_1_39=-100, var_1_40=126, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L199] RET assume_abort_if_not(var_1_40 >= -127) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-1, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16385, var_1_23=16384, var_1_25=-4, var_1_26=10, var_1_32=-1, var_1_33=32766, var_1_34=-10, var_1_36=97/20, var_1_39=-100, var_1_40=126, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=0, var_1_8=1, var_1_9=1] [L200] CALL assume_abort_if_not(var_1_40 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-1, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16385, var_1_23=16384, var_1_25=-4, var_1_26=10, var_1_32=-1, var_1_33=32766, var_1_34=-10, var_1_36=97/20, var_1_39=-100, var_1_40=126, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L200] RET assume_abort_if_not(var_1_40 <= 126) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-1, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16385, var_1_23=16384, var_1_25=-4, var_1_26=10, var_1_32=-1, var_1_33=32766, var_1_34=-10, var_1_36=97/20, var_1_39=-100, var_1_40=126, var_1_41=-32, var_1_42=4, var_1_43=-8, var_1_44=-25, var_1_7=0, var_1_8=1, var_1_9=1] [L201] var_1_43 = __VERIFIER_nondet_char() [L202] CALL assume_abort_if_not(var_1_43 >= -126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-1, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16385, var_1_23=16384, var_1_25=-4, var_1_26=10, var_1_32=-1, var_1_33=32766, var_1_34=-10, var_1_36=97/20, var_1_39=-100, var_1_40=126, var_1_41=-32, var_1_42=4, var_1_43=-5, var_1_44=-25, var_1_7=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L202] RET assume_abort_if_not(var_1_43 >= -126) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-1, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16385, var_1_23=16384, var_1_25=-4, var_1_26=10, var_1_32=-1, var_1_33=32766, var_1_34=-10, var_1_36=97/20, var_1_39=-100, var_1_40=126, var_1_41=-32, var_1_42=4, var_1_43=-5, var_1_44=-25, var_1_7=0, var_1_8=1, var_1_9=1] [L203] CALL assume_abort_if_not(var_1_43 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-1, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16385, var_1_23=16384, var_1_25=-4, var_1_26=10, var_1_32=-1, var_1_33=32766, var_1_34=-10, var_1_36=97/20, var_1_39=-100, var_1_40=126, var_1_41=-32, var_1_42=4, var_1_43=-5, var_1_44=-25, var_1_7=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L203] RET assume_abort_if_not(var_1_43 <= 126) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-1, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16385, var_1_23=16384, var_1_25=-4, var_1_26=10, var_1_32=-1, var_1_33=32766, var_1_34=-10, var_1_36=97/20, var_1_39=-100, var_1_40=126, var_1_41=-32, var_1_42=4, var_1_43=-5, var_1_44=-25, var_1_7=0, var_1_8=1, var_1_9=1] [L219] RET updateVariables() [L220] CALL step() [L61] COND TRUE last_1_var_1_10 < last_1_var_1_25 [L62] COND FALSE !(var_1_11 <= last_1_var_1_25) [L66] var_1_10 = var_1_11 [L67] COND FALSE !(var_1_4 >= (var_1_3 * (var_1_13 + var_1_14))) [L70] var_1_12 = var_1_16 [L72] unsigned char stepLocal_1 = var_1_19; [L73] COND FALSE !(var_1_12 <= ((((var_1_12) < (var_1_12)) ? (var_1_12) : (var_1_12)))) [L80] COND FALSE !(\read(var_1_19)) [L83] var_1_25 = var_1_10 [L85] unsigned char stepLocal_0 = var_1_12 > var_1_12; [L86] COND TRUE var_1_19 || stepLocal_0 [L87] var_1_1 = (var_1_17 + var_1_17) [L91] signed long int stepLocal_3 = var_1_22 + var_1_11; [L92] signed long int stepLocal_2 = (var_1_22 - var_1_23) - var_1_9; [L93] COND FALSE !(\read(var_1_20)) [L106] var_1_21 = var_1_9 [L108] COND TRUE ! var_1_19 [L109] COND FALSE !(\read(var_1_19)) [L112] COND FALSE !(var_1_17 >= 25) [L123] var_1_26 = var_1_17 [L127] var_1_34 = ((((128) < (((((var_1_1) > ((-5 + var_1_17))) ? (var_1_1) : ((-5 + var_1_17)))))) ? (128) : (((((var_1_1) > ((-5 + var_1_17))) ? (var_1_1) : ((-5 + var_1_17))))))) [L128] COND FALSE !(\read(var_1_19)) [L131] var_1_36 = ((((var_1_37) > (var_1_38)) ? (var_1_37) : (var_1_38))) [L133] var_1_39 = var_1_40 [L134] COND FALSE !(\read(var_1_19)) [L137] COND FALSE !(var_1_33 <= var_1_10) [L140] COND TRUE (! var_1_19) || var_1_19 [L141] var_1_44 = var_1_17 [L220] RET step() [L221] CALL, EXPR property() [L211-L212] return (((((((var_1_19 || (var_1_12 > var_1_12)) ? (var_1_1 == ((signed short int) (var_1_17 + var_1_17))) : (var_1_1 == ((signed short int) ((((((var_1_7 + 1)) < (var_1_8)) ? ((var_1_7 + 1)) : (var_1_8))) - (24762 - var_1_9))))) && (var_1_10 == ((signed char) var_1_11))) && ((var_1_4 >= (var_1_3 * (var_1_13 + var_1_14))) ? (var_1_12 == ((double) (((((var_1_15 - var_1_16)) < (-0.85)) ? ((var_1_15 - var_1_16)) : (-0.85))))) : (var_1_12 == ((double) var_1_16)))) && ((var_1_12 <= ((((var_1_12) < (var_1_12)) ? (var_1_12) : (var_1_12)))) ? ((var_1_19 || var_1_19) ? (var_1_17 == ((signed char) var_1_11)) : (var_1_17 == ((signed char) var_1_11))) : 1)) && ((last_1_var_1_10 < last_1_var_1_25) ? ((var_1_11 <= last_1_var_1_25) ? (var_1_19 == ((unsigned char) var_1_20)) : 1) : 1)) && (var_1_20 ? ((var_1_10 < ((var_1_22 - var_1_23) - var_1_9)) ? (var_1_19 ? ((last_1_var_1_21 == (var_1_22 + var_1_11)) ? (var_1_21 == ((signed long int) var_1_1)) : 1) : (var_1_21 == ((signed long int) var_1_10))) : (var_1_21 == ((signed long int) var_1_11))) : (var_1_21 == ((signed long int) var_1_9)))) && (var_1_19 ? (var_1_25 == ((signed long int) (var_1_17 + ((((var_1_17) < (((((var_1_8) < (var_1_17)) ? (var_1_8) : (var_1_17))))) ? (var_1_17) : (((((var_1_8) < (var_1_17)) ? (var_1_8) : (var_1_17))))))))) : (var_1_25 == ((signed long int) var_1_10))) ; [L221] RET, EXPR property() [L221] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-1, var_1_11=-1, var_1_12=10000000005, var_1_16=10000000005, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16385, var_1_23=16384, var_1_25=-1, var_1_26=-5, var_1_32=-1, var_1_33=32766, var_1_34=-10, var_1_36=10000000006, var_1_37=10000000006, var_1_38=10000000006, var_1_39=126, var_1_40=126, var_1_41=-32, var_1_42=4, var_1_43=-5, var_1_44=-5, var_1_7=0, var_1_8=1, var_1_9=1] [L19] reach_error() VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-1, var_1_11=-1, var_1_12=10000000005, var_1_16=10000000005, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16385, var_1_23=16384, var_1_25=-1, var_1_26=-5, var_1_32=-1, var_1_33=32766, var_1_34=-10, var_1_36=10000000006, var_1_37=10000000006, var_1_38=10000000006, var_1_39=126, var_1_40=126, var_1_41=-32, var_1_42=4, var_1_43=-5, var_1_44=-5, var_1_7=0, var_1_8=1, var_1_9=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 58 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 1, TraceHistogramMax: 30, 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=58occurred 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: 0.0s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 113 NumberOfCodeBlocks, 113 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 05:51:44,813 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/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_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/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_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-15.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/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_e90c9903-056e-4d0c-b5ad-ea084291a28c/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 704e29e6339fd63b233612798d0cc532362d3cecfd08254fd11a83f7be7afb70 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 05:51:47,785 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 05:51:47,921 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-09 05:51:47,932 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 05:51:47,934 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 05:51:47,983 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 05:51:47,985 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 05:51:47,986 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 05:51:47,987 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 05:51:47,989 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 05:51:47,990 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 05:51:47,990 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 05:51:47,991 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 05:51:47,991 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 05:51:47,992 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 05:51:47,992 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 05:51:47,993 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 05:51:47,994 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 05:51:47,994 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 05:51:47,995 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 05:51:47,995 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 05:51:47,999 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 05:51:48,000 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 05:51:48,000 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 05:51:48,000 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 05:51:48,001 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 05:51:48,001 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 05:51:48,002 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 05:51:48,002 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 05:51:48,002 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 05:51:48,003 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 05:51:48,003 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 05:51:48,003 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 05:51:48,004 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 05:51:48,004 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 05:51:48,004 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:51:48,005 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 05:51:48,005 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 05:51:48,005 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 05:51:48,006 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 05:51:48,006 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 05:51:48,008 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 05:51:48,009 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 05:51:48,009 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_e90c9903-056e-4d0c-b5ad-ea084291a28c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 704e29e6339fd63b233612798d0cc532362d3cecfd08254fd11a83f7be7afb70 [2024-11-09 05:51:48,522 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 05:51:48,566 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 05:51:48,570 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 05:51:48,571 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 05:51:48,572 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 05:51:48,574 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-15.i Unable to find full path for "g++" [2024-11-09 05:51:51,276 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 05:51:51,640 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 05:51:51,641 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-15.i [2024-11-09 05:51:51,654 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/data/86c80f01c/68a10335938c4841a3f751e361a6f9ba/FLAG63bbd660d [2024-11-09 05:51:51,672 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/data/86c80f01c/68a10335938c4841a3f751e361a6f9ba [2024-11-09 05:51:51,675 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 05:51:51,677 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 05:51:51,678 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 05:51:51,679 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 05:51:51,686 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 05:51:51,687 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:51:51" (1/1) ... [2024-11-09 05:51:51,688 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18c68c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:51:51, skipping insertion in model container [2024-11-09 05:51:51,688 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:51:51" (1/1) ... [2024-11-09 05:51:51,727 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 05:51:51,981 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_e90c9903-056e-4d0c-b5ad-ea084291a28c/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-15.i[919,932] [2024-11-09 05:51:52,128 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:51:52,164 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 05:51:52,187 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_e90c9903-056e-4d0c-b5ad-ea084291a28c/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-15.i[919,932] [2024-11-09 05:51:52,278 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:51:52,310 INFO L204 MainTranslator]: Completed translation [2024-11-09 05:51:52,311 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:51:52 WrapperNode [2024-11-09 05:51:52,311 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 05:51:52,313 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 05:51:52,313 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 05:51:52,313 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 05:51:52,323 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:51:52" (1/1) ... [2024-11-09 05:51:52,338 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:51:52" (1/1) ... [2024-11-09 05:51:52,378 INFO L138 Inliner]: procedures = 27, calls = 43, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 214 [2024-11-09 05:51:52,379 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 05:51:52,380 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 05:51:52,380 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 05:51:52,381 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 05:51:52,396 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:51:52" (1/1) ... [2024-11-09 05:51:52,396 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:51:52" (1/1) ... [2024-11-09 05:51:52,406 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:51:52" (1/1) ... [2024-11-09 05:51:52,406 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:51:52" (1/1) ... [2024-11-09 05:51:52,428 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:51:52" (1/1) ... [2024-11-09 05:51:52,444 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:51:52" (1/1) ... [2024-11-09 05:51:52,452 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:51:52" (1/1) ... [2024-11-09 05:51:52,454 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:51:52" (1/1) ... [2024-11-09 05:51:52,464 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 05:51:52,468 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 05:51:52,468 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 05:51:52,472 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 05:51:52,473 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:51:52" (1/1) ... [2024-11-09 05:51:52,488 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:51:52,505 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:51:52,522 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 05:51:52,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 05:51:52,570 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 05:51:52,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 05:51:52,571 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 05:51:52,571 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 05:51:52,571 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 05:51:52,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 05:51:52,749 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 05:51:52,753 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 05:51:59,145 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-09 05:51:59,146 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 05:51:59,165 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 05:51:59,165 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 05:51:59,166 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:51:59 BoogieIcfgContainer [2024-11-09 05:51:59,166 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 05:51:59,169 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 05:51:59,169 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 05:51:59,174 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 05:51:59,175 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 05:51:51" (1/3) ... [2024-11-09 05:51:59,177 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36d70ba1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:51:59, skipping insertion in model container [2024-11-09 05:51:59,177 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:51:52" (2/3) ... [2024-11-09 05:51:59,178 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36d70ba1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:51:59, skipping insertion in model container [2024-11-09 05:51:59,178 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:51:59" (3/3) ... [2024-11-09 05:51:59,181 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-co_file-15.i [2024-11-09 05:51:59,205 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 05:51:59,205 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 05:51:59,300 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 05:51:59,311 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;@478c0bec, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 05:51:59,311 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 05:51:59,319 INFO L276 IsEmpty]: Start isEmpty. Operand has 96 states, 63 states have (on average 1.4285714285714286) internal successors, (90), 64 states have internal predecessors, (90), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2024-11-09 05:51:59,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2024-11-09 05:51:59,342 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:51:59,343 INFO L215 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:51:59,344 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:51:59,350 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:51:59,352 INFO L85 PathProgramCache]: Analyzing trace with hash 813961377, now seen corresponding path program 1 times [2024-11-09 05:51:59,369 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:51:59,369 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [16672605] [2024-11-09 05:51:59,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:51:59,370 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 05:51:59,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:51:59,373 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 05:51:59,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/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 05:52:00,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:52:00,256 INFO L255 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 05:52:00,272 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:52:03,878 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2024-11-09 05:52:03,878 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 05:52:03,879 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:52:03,880 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [16672605] [2024-11-09 05:52:03,880 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [16672605] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:52:03,881 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:52:03,881 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 05:52:03,883 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [213045493] [2024-11-09 05:52:03,884 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:52:03,890 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 05:52:03,891 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:52:03,926 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 05:52:03,928 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 05:52:03,932 INFO L87 Difference]: Start difference. First operand has 96 states, 63 states have (on average 1.4285714285714286) internal successors, (90), 64 states have internal predecessors, (90), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2024-11-09 05:52:05,900 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:52:07,429 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:52:07,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:52:07,431 INFO L93 Difference]: Finished difference Result 271 states and 493 transitions. [2024-11-09 05:52:07,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 05:52:07,451 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 195 [2024-11-09 05:52:07,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:52:07,462 INFO L225 Difference]: With dead ends: 271 [2024-11-09 05:52:07,463 INFO L226 Difference]: Without dead ends: 178 [2024-11-09 05:52:07,466 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 195 GetRequests, 192 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-09 05:52:07,470 INFO L432 NwaCegarLoop]: 133 mSDtfsCounter, 79 mSDsluCounter, 253 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 79 SdHoareTripleChecker+Valid, 386 SdHoareTripleChecker+Invalid, 83 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2024-11-09 05:52:07,471 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [79 Valid, 386 Invalid, 83 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2024-11-09 05:52:07,489 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 178 states. [2024-11-09 05:52:07,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 178 to 146. [2024-11-09 05:52:07,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 146 states, 83 states have (on average 1.2409638554216869) internal successors, (103), 83 states have internal predecessors, (103), 60 states have call successors, (60), 2 states have call predecessors, (60), 2 states have return successors, (60), 60 states have call predecessors, (60), 60 states have call successors, (60) [2024-11-09 05:52:07,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 223 transitions. [2024-11-09 05:52:07,559 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 223 transitions. Word has length 195 [2024-11-09 05:52:07,561 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:52:07,563 INFO L471 AbstractCegarLoop]: Abstraction has 146 states and 223 transitions. [2024-11-09 05:52:07,563 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2024-11-09 05:52:07,564 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 223 transitions. [2024-11-09 05:52:07,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2024-11-09 05:52:07,570 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:52:07,570 INFO L215 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:52:07,590 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/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)] Forceful destruction successful, exit code 0 [2024-11-09 05:52:07,771 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 05:52:07,772 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:52:07,772 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:52:07,772 INFO L85 PathProgramCache]: Analyzing trace with hash 2027816593, now seen corresponding path program 1 times [2024-11-09 05:52:07,773 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:52:07,774 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2015673408] [2024-11-09 05:52:07,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:52:07,774 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 05:52:07,774 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:52:07,776 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 05:52:07,778 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/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 05:52:08,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:52:08,570 INFO L255 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 05:52:08,593 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:52:11,588 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2024-11-09 05:52:11,588 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 05:52:11,589 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:52:11,589 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2015673408] [2024-11-09 05:52:11,589 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2015673408] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:52:11,590 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:52:11,590 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 05:52:11,590 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1145768554] [2024-11-09 05:52:11,590 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:52:11,595 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 05:52:11,595 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:52:11,596 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 05:52:11,596 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 05:52:11,597 INFO L87 Difference]: Start difference. First operand 146 states and 223 transitions. Second operand has 4 states, 4 states have (on average 12.25) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2024-11-09 05:52:13,063 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:52:16,938 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.89s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:52:19,047 WARN L539 Checker$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 [0] [2024-11-09 05:52:20,361 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:52:21,780 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 05:52:22,957 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Bool, RoundingMode, FloatingPoint, Real], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 05:52:32,455 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 05:52:34,535 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 05:52:35,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:52:35,095 INFO L93 Difference]: Finished difference Result 320 states and 493 transitions. [2024-11-09 05:52:35,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 05:52:35,108 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 196 [2024-11-09 05:52:35,109 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:52:35,112 INFO L225 Difference]: With dead ends: 320 [2024-11-09 05:52:35,113 INFO L226 Difference]: Without dead ends: 233 [2024-11-09 05:52:35,114 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 196 GetRequests, 193 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-09 05:52:35,116 INFO L432 NwaCegarLoop]: 242 mSDtfsCounter, 123 mSDsluCounter, 114 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 60 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 123 SdHoareTripleChecker+Valid, 356 SdHoareTripleChecker+Invalid, 110 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.5s IncrementalHoareTripleChecker+Time [2024-11-09 05:52:35,116 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [123 Valid, 356 Invalid, 110 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 47 Invalid, 3 Unknown, 0 Unchecked, 22.5s Time] [2024-11-09 05:52:35,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 233 states. [2024-11-09 05:52:35,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 233 to 148. [2024-11-09 05:52:35,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 148 states, 85 states have (on average 1.2352941176470589) internal successors, (105), 85 states have internal predecessors, (105), 60 states have call successors, (60), 2 states have call predecessors, (60), 2 states have return successors, (60), 60 states have call predecessors, (60), 60 states have call successors, (60) [2024-11-09 05:52:35,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 225 transitions. [2024-11-09 05:52:35,181 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 225 transitions. Word has length 196 [2024-11-09 05:52:35,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:52:35,184 INFO L471 AbstractCegarLoop]: Abstraction has 148 states and 225 transitions. [2024-11-09 05:52:35,185 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2024-11-09 05:52:35,185 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 225 transitions. [2024-11-09 05:52:35,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2024-11-09 05:52:35,192 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:52:35,192 INFO L215 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:52:35,212 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/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 05:52:35,393 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 05:52:35,394 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:52:35,395 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:52:35,395 INFO L85 PathProgramCache]: Analyzing trace with hash 338872851, now seen corresponding path program 1 times [2024-11-09 05:52:35,396 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:52:35,396 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1252704866] [2024-11-09 05:52:35,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:52:35,397 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 05:52:35,397 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:52:35,399 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 05:52:35,403 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-09 05:52:36,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:52:36,182 INFO L255 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 05:52:36,190 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:52:39,101 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 39 proven. 896 refuted. 0 times theorem prover too weak. 805 trivial. 0 not checked. [2024-11-09 05:52:39,102 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:52:40,552 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 39 proven. 48 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2024-11-09 05:52:40,553 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:52:40,553 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1252704866] [2024-11-09 05:52:40,554 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1252704866] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:52:40,554 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [947905065] [2024-11-09 05:52:40,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:52:40,555 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 05:52:40,555 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 05:52:40,558 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 05:52:40,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-09 05:52:41,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:52:41,549 INFO L255 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 05:52:41,554 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:52:41,787 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2024-11-09 05:52:41,788 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 05:52:41,788 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [947905065] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:52:41,789 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-09 05:52:41,789 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [6, 6] total 13 [2024-11-09 05:52:41,789 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1636947199] [2024-11-09 05:52:41,790 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:52:41,791 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 05:52:41,791 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:52:41,792 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 05:52:41,793 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2024-11-09 05:52:41,793 INFO L87 Difference]: Start difference. First operand 148 states and 225 transitions. Second operand has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2024-11-09 05:52:44,159 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:52:46,473 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:52:47,728 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:52:50,501 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:52:50,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:52:50,536 INFO L93 Difference]: Finished difference Result 435 states and 652 transitions. [2024-11-09 05:52:50,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 05:52:50,537 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 196 [2024-11-09 05:52:50,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:52:50,543 INFO L225 Difference]: With dead ends: 435 [2024-11-09 05:52:50,543 INFO L226 Difference]: Without dead ends: 346 [2024-11-09 05:52:50,544 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 587 GetRequests, 575 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=39, Invalid=143, Unknown=0, NotChecked=0, Total=182 [2024-11-09 05:52:50,546 INFO L432 NwaCegarLoop]: 135 mSDtfsCounter, 255 mSDsluCounter, 131 mSDsCounter, 0 mSdLazyCounter, 154 mSolverCounterSat, 84 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 255 SdHoareTripleChecker+Valid, 266 SdHoareTripleChecker+Invalid, 240 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 84 IncrementalHoareTripleChecker+Valid, 154 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.6s IncrementalHoareTripleChecker+Time [2024-11-09 05:52:50,547 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [255 Valid, 266 Invalid, 240 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [84 Valid, 154 Invalid, 2 Unknown, 0 Unchecked, 8.6s Time] [2024-11-09 05:52:50,549 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 346 states. [2024-11-09 05:52:50,680 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 346 to 338. [2024-11-09 05:52:50,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 338 states, 213 states have (on average 1.2206572769953052) internal successors, (260), 215 states have internal predecessors, (260), 118 states have call successors, (118), 6 states have call predecessors, (118), 6 states have return successors, (118), 116 states have call predecessors, (118), 118 states have call successors, (118) [2024-11-09 05:52:50,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 338 states and 496 transitions. [2024-11-09 05:52:50,686 INFO L78 Accepts]: Start accepts. Automaton has 338 states and 496 transitions. Word has length 196 [2024-11-09 05:52:50,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:52:50,688 INFO L471 AbstractCegarLoop]: Abstraction has 338 states and 496 transitions. [2024-11-09 05:52:50,688 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2024-11-09 05:52:50,688 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 496 transitions. [2024-11-09 05:52:50,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2024-11-09 05:52:50,693 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:52:50,693 INFO L215 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:52:50,703 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-09 05:52:50,909 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-11-09 05:52:51,094 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 05:52:51,094 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:52:51,095 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:52:51,095 INFO L85 PathProgramCache]: Analyzing trace with hash 161693817, now seen corresponding path program 1 times [2024-11-09 05:52:51,096 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:52:51,096 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [604178552] [2024-11-09 05:52:51,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:52:51,096 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 05:52:51,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:52:51,101 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 05:52:51,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2024-11-09 05:52:51,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:52:51,855 INFO L255 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 05:52:51,859 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:52:54,579 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 39 proven. 896 refuted. 0 times theorem prover too weak. 805 trivial. 0 not checked. [2024-11-09 05:52:54,580 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:52:55,866 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 39 proven. 48 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2024-11-09 05:52:55,867 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:52:55,867 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [604178552] [2024-11-09 05:52:55,867 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [604178552] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:52:55,867 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [822829815] [2024-11-09 05:52:55,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:52:55,868 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 05:52:55,868 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 05:52:55,870 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 05:52:55,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-09 05:52:58,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:52:58,089 INFO L255 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-09 05:52:58,103 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:53:00,559 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 689 proven. 21 refuted. 0 times theorem prover too weak. 1030 trivial. 0 not checked. [2024-11-09 05:53:00,559 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:53:01,124 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [822829815] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 05:53:01,125 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [199004672] [2024-11-09 05:53:01,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:53:01,125 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:53:01,125 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:53:01,127 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 05:53:01,129 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-09 05:53:01,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:53:01,521 INFO L255 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 05:53:01,534 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:53:03,417 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 689 proven. 21 refuted. 0 times theorem prover too weak. 1030 trivial. 0 not checked. [2024-11-09 05:53:03,417 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:53:03,611 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [199004672] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 05:53:03,611 INFO L185 FreeRefinementEngine]: Found 0 perfect and 4 imperfect interpolant sequences. [2024-11-09 05:53:03,612 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 8, 8] total 18 [2024-11-09 05:53:03,612 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [413093754] [2024-11-09 05:53:03,612 INFO L85 oduleStraightlineAll]: Using 4 imperfect interpolants to construct interpolant automaton [2024-11-09 05:53:03,614 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-11-09 05:53:03,615 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:53:03,616 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-11-09 05:53:03,617 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=360, Unknown=0, NotChecked=0, Total=420 [2024-11-09 05:53:03,617 INFO L87 Difference]: Start difference. First operand 338 states and 496 transitions. Second operand has 18 states, 18 states have (on average 7.944444444444445) internal successors, (143), 18 states have internal predecessors, (143), 6 states have call successors, (90), 5 states have call predecessors, (90), 8 states have return successors, (90), 6 states have call predecessors, (90), 6 states have call successors, (90) [2024-11-09 05:53:09,668 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.66s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:53:12,641 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:53:16,934 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:53:19,905 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:53:30,491 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:53:32,604 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:53:34,774 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:53:36,984 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.63s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:53:38,851 WARN L539 Checker$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 05:53:40,924 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:53:41,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:53:41,149 INFO L93 Difference]: Finished difference Result 1335 states and 1870 transitions. [2024-11-09 05:53:41,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-11-09 05:53:41,163 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 7.944444444444445) internal successors, (143), 18 states have internal predecessors, (143), 6 states have call successors, (90), 5 states have call predecessors, (90), 8 states have return successors, (90), 6 states have call predecessors, (90), 6 states have call successors, (90) Word has length 197 [2024-11-09 05:53:41,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:53:41,174 INFO L225 Difference]: With dead ends: 1335 [2024-11-09 05:53:41,174 INFO L226 Difference]: Without dead ends: 1060 [2024-11-09 05:53:41,177 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 896 GetRequests, 822 SyntacticMatches, 0 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1786 ImplicationChecksByTransitivity, 8.6s TimeCoverageRelationStatistics Valid=1190, Invalid=4510, Unknown=0, NotChecked=0, Total=5700 [2024-11-09 05:53:41,179 INFO L432 NwaCegarLoop]: 143 mSDtfsCounter, 1202 mSDsluCounter, 942 mSDsCounter, 0 mSdLazyCounter, 1103 mSolverCounterSat, 733 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1202 SdHoareTripleChecker+Valid, 1085 SdHoareTripleChecker+Invalid, 1841 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 733 IncrementalHoareTripleChecker+Valid, 1103 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 30.0s IncrementalHoareTripleChecker+Time [2024-11-09 05:53:41,179 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1202 Valid, 1085 Invalid, 1841 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [733 Valid, 1103 Invalid, 5 Unknown, 0 Unchecked, 30.0s Time] [2024-11-09 05:53:41,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1060 states. [2024-11-09 05:53:41,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1060 to 499. [2024-11-09 05:53:41,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 499 states, 319 states have (on average 1.1912225705329154) internal successors, (380), 323 states have internal predecessors, (380), 160 states have call successors, (160), 19 states have call predecessors, (160), 19 states have return successors, (160), 156 states have call predecessors, (160), 160 states have call successors, (160) [2024-11-09 05:53:41,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 499 states and 700 transitions. [2024-11-09 05:53:41,316 INFO L78 Accepts]: Start accepts. Automaton has 499 states and 700 transitions. Word has length 197 [2024-11-09 05:53:41,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:53:41,317 INFO L471 AbstractCegarLoop]: Abstraction has 499 states and 700 transitions. [2024-11-09 05:53:41,318 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 7.944444444444445) internal successors, (143), 18 states have internal predecessors, (143), 6 states have call successors, (90), 5 states have call predecessors, (90), 8 states have return successors, (90), 6 states have call predecessors, (90), 6 states have call successors, (90) [2024-11-09 05:53:41,318 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 700 transitions. [2024-11-09 05:53:41,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2024-11-09 05:53:41,321 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:53:41,322 INFO L215 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:53:41,342 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-09 05:53:41,566 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-11-09 05:53:41,737 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Ended with exit code 0 [2024-11-09 05:53:41,923 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 05:53:41,923 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:53:41,924 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:53:41,924 INFO L85 PathProgramCache]: Analyzing trace with hash 757749745, now seen corresponding path program 1 times [2024-11-09 05:53:41,924 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:53:41,925 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [195284843] [2024-11-09 05:53:41,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:53:41,925 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 05:53:41,925 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:53:41,926 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 05:53:41,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2024-11-09 05:53:42,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:53:42,614 INFO L255 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 05:53:42,620 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:53:43,334 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 899 proven. 42 refuted. 0 times theorem prover too weak. 799 trivial. 0 not checked. [2024-11-09 05:53:43,334 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:53:44,073 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 45 proven. 42 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2024-11-09 05:53:44,073 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:53:44,073 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [195284843] [2024-11-09 05:53:44,073 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [195284843] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:53:44,074 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1603480197] [2024-11-09 05:53:44,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:53:44,074 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 05:53:44,074 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 05:53:44,080 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 05:53:44,084 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-09 05:53:46,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:53:46,339 INFO L255 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 05:53:46,342 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:53:46,892 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 899 proven. 42 refuted. 0 times theorem prover too weak. 799 trivial. 0 not checked. [2024-11-09 05:53:46,892 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:53:47,580 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 45 proven. 42 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2024-11-09 05:53:47,580 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1603480197] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:53:47,580 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [579503477] [2024-11-09 05:53:47,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:53:47,581 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:53:47,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:53:47,585 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 05:53:47,587 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-11-09 05:53:47,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:53:47,927 INFO L255 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 05:53:47,930 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:53:48,478 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 899 proven. 42 refuted. 0 times theorem prover too weak. 799 trivial. 0 not checked. [2024-11-09 05:53:48,478 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:53:49,139 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 45 proven. 42 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2024-11-09 05:53:49,139 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [579503477] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:53:49,139 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2024-11-09 05:53:49,140 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 5, 5, 5, 5] total 9 [2024-11-09 05:53:49,140 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1711644071] [2024-11-09 05:53:49,140 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2024-11-09 05:53:49,142 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-09 05:53:49,142 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:53:49,143 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-09 05:53:49,143 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-11-09 05:53:49,144 INFO L87 Difference]: Start difference. First operand 499 states and 700 transitions. Second operand has 9 states, 9 states have (on average 7.888888888888889) internal successors, (71), 9 states have internal predecessors, (71), 2 states have call successors, (44), 2 states have call predecessors, (44), 4 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) [2024-11-09 05:53:52,324 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:53:52,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:53:52,443 INFO L93 Difference]: Finished difference Result 697 states and 956 transitions. [2024-11-09 05:53:52,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-09 05:53:52,470 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 7.888888888888889) internal successors, (71), 9 states have internal predecessors, (71), 2 states have call successors, (44), 2 states have call predecessors, (44), 4 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) Word has length 198 [2024-11-09 05:53:52,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:53:52,474 INFO L225 Difference]: With dead ends: 697 [2024-11-09 05:53:52,474 INFO L226 Difference]: Without dead ends: 280 [2024-11-09 05:53:52,483 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1191 GetRequests, 1173 SyntacticMatches, 3 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=88, Invalid=184, Unknown=0, NotChecked=0, Total=272 [2024-11-09 05:53:52,484 INFO L432 NwaCegarLoop]: 77 mSDtfsCounter, 185 mSDsluCounter, 134 mSDsCounter, 0 mSdLazyCounter, 286 mSolverCounterSat, 147 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 187 SdHoareTripleChecker+Valid, 211 SdHoareTripleChecker+Invalid, 433 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 147 IncrementalHoareTripleChecker+Valid, 286 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2024-11-09 05:53:52,485 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [187 Valid, 211 Invalid, 433 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [147 Valid, 286 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2024-11-09 05:53:52,486 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 280 states. [2024-11-09 05:53:52,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 280 to 258. [2024-11-09 05:53:52,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 258 states, 160 states have (on average 1.0875) internal successors, (174), 161 states have internal predecessors, (174), 82 states have call successors, (82), 15 states have call predecessors, (82), 15 states have return successors, (82), 81 states have call predecessors, (82), 82 states have call successors, (82) [2024-11-09 05:53:52,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 258 states and 338 transitions. [2024-11-09 05:53:52,545 INFO L78 Accepts]: Start accepts. Automaton has 258 states and 338 transitions. Word has length 198 [2024-11-09 05:53:52,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:53:52,546 INFO L471 AbstractCegarLoop]: Abstraction has 258 states and 338 transitions. [2024-11-09 05:53:52,546 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 7.888888888888889) internal successors, (71), 9 states have internal predecessors, (71), 2 states have call successors, (44), 2 states have call predecessors, (44), 4 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) [2024-11-09 05:53:52,546 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 338 transitions. [2024-11-09 05:53:52,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2024-11-09 05:53:52,549 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:53:52,549 INFO L215 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:53:52,568 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Ended with exit code 0 [2024-11-09 05:53:52,770 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-09 05:53:52,981 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2024-11-09 05:53:53,150 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/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_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:53:53,151 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:53:53,152 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:53:53,153 INFO L85 PathProgramCache]: Analyzing trace with hash -892101229, now seen corresponding path program 1 times [2024-11-09 05:53:53,153 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:53:53,153 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [772860252] [2024-11-09 05:53:53,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:53:53,154 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 05:53:53,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:53:53,155 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 05:53:53,157 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/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 05:53:53,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:53:53,607 INFO L255 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 05:53:53,611 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:53:54,268 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 899 proven. 42 refuted. 0 times theorem prover too weak. 799 trivial. 0 not checked. [2024-11-09 05:53:54,269 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:53:55,049 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 45 proven. 42 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2024-11-09 05:53:55,050 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:53:55,050 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [772860252] [2024-11-09 05:53:55,050 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [772860252] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:53:55,050 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1547057697] [2024-11-09 05:53:55,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:53:55,051 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 05:53:55,051 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 05:53:55,056 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 05:53:55,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-09 05:53:55,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:53:55,785 INFO L255 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 05:53:55,788 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:53:55,963 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2024-11-09 05:53:55,963 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 05:53:55,963 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1547057697] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:53:55,964 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-09 05:53:55,964 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [7, 7] total 11 [2024-11-09 05:53:55,964 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2080322274] [2024-11-09 05:53:55,964 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:53:55,965 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 05:53:55,965 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:53:55,966 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 05:53:55,966 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:53:55,966 INFO L87 Difference]: Start difference. First operand 258 states and 338 transitions. Second operand has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2024-11-09 05:53:57,942 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.87s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:53:58,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:53:58,003 INFO L93 Difference]: Finished difference Result 431 states and 564 transitions. [2024-11-09 05:53:58,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 05:53:58,028 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 199 [2024-11-09 05:53:58,029 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:53:58,031 INFO L225 Difference]: With dead ends: 431 [2024-11-09 05:53:58,032 INFO L226 Difference]: Without dead ends: 258 [2024-11-09 05:53:58,033 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 594 GetRequests, 584 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:53:58,034 INFO L432 NwaCegarLoop]: 121 mSDtfsCounter, 0 mSDsluCounter, 226 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 347 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2024-11-09 05:53:58,034 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 347 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2024-11-09 05:53:58,035 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 258 states. [2024-11-09 05:53:58,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 258 to 258. [2024-11-09 05:53:58,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 258 states, 160 states have (on average 1.075) internal successors, (172), 161 states have internal predecessors, (172), 82 states have call successors, (82), 15 states have call predecessors, (82), 15 states have return successors, (82), 81 states have call predecessors, (82), 82 states have call successors, (82) [2024-11-09 05:53:58,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 258 states and 336 transitions. [2024-11-09 05:53:58,094 INFO L78 Accepts]: Start accepts. Automaton has 258 states and 336 transitions. Word has length 199 [2024-11-09 05:53:58,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:53:58,095 INFO L471 AbstractCegarLoop]: Abstraction has 258 states and 336 transitions. [2024-11-09 05:53:58,096 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2024-11-09 05:53:58,096 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 336 transitions. [2024-11-09 05:53:58,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2024-11-09 05:53:58,099 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:53:58,099 INFO L215 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:53:58,106 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-11-09 05:53:58,310 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/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)] Ended with exit code 0 [2024-11-09 05:53:58,500 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 05:53:58,500 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:53:58,500 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:53:58,501 INFO L85 PathProgramCache]: Analyzing trace with hash -1913169583, now seen corresponding path program 1 times [2024-11-09 05:53:58,501 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:53:58,501 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2024337108] [2024-11-09 05:53:58,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:53:58,502 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 05:53:58,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:53:58,503 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 05:53:58,505 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90c9903-056e-4d0c-b5ad-ea084291a28c/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 (14)] Waiting until timeout for monitored process [2024-11-09 05:53:58,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:53:58,965 INFO L255 TraceCheckSpWp]: Trace formula consists of 323 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-09 05:53:58,971 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:54:18,245 WARN L851 $PredicateComparison]: unable to prove that (and (= c_~var_1_10~0 c_~var_1_11~0) (fp.geq c_~var_1_4~0 (fp.mul c_currentRoundingMode c_~var_1_3~0 (fp.add c_currentRoundingMode c_~var_1_13~0 c_~var_1_14~0))) (let ((.cse2 (fp.sub c_currentRoundingMode c_~var_1_15~0 c_~var_1_16~0)) (.cse1 (fp.neg ((_ to_fp 11 53) c_currentRoundingMode (/ 17.0 20.0))))) (let ((.cse0 (fp.lt .cse2 .cse1))) (or (and (not .cse0) (= c_~var_1_12~0 .cse1)) (and .cse0 (= c_~var_1_12~0 .cse2))))) (bvsle ((_ zero_extend 24) c_~var_1_20~0) (_ bv0 32)) (= c_~var_1_19~0 c_~var_1_20~0)) is different from false [2024-11-09 05:55:41,751 WARN L286 SmtUtils]: Spent 13.55s on a formula simplification that was a NOOP. DAG size: 34 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 05:56:04,344 WARN L851 $PredicateComparison]: unable to prove that (and (= c_~var_1_10~0 c_~var_1_11~0) (= c_~var_1_25~0 ((_ sign_extend 24) c_~var_1_10~0)) (fp.geq c_~var_1_4~0 (fp.mul c_currentRoundingMode c_~var_1_3~0 (fp.add c_currentRoundingMode c_~var_1_13~0 c_~var_1_14~0))) (let ((.cse2 (fp.sub c_currentRoundingMode c_~var_1_15~0 c_~var_1_16~0)) (.cse1 (fp.neg ((_ to_fp 11 53) c_currentRoundingMode (/ 17.0 20.0))))) (let ((.cse0 (fp.lt .cse2 .cse1))) (or (and (not .cse0) (= c_~var_1_12~0 .cse1)) (and .cse0 (= c_~var_1_12~0 .cse2))))) (= c_~var_1_17~0 c_~var_1_11~0) (bvsle ((_ zero_extend 24) c_~var_1_20~0) (_ bv0 32)) (= c_~var_1_19~0 c_~var_1_20~0)) is different from false [2024-11-09 05:56:06,361 WARN L873 $PredicateComparison]: unable to prove that (and (= c_~var_1_10~0 c_~var_1_11~0) (= c_~var_1_25~0 ((_ sign_extend 24) c_~var_1_10~0)) (fp.geq c_~var_1_4~0 (fp.mul c_currentRoundingMode c_~var_1_3~0 (fp.add c_currentRoundingMode c_~var_1_13~0 c_~var_1_14~0))) (let ((.cse2 (fp.sub c_currentRoundingMode c_~var_1_15~0 c_~var_1_16~0)) (.cse1 (fp.neg ((_ to_fp 11 53) c_currentRoundingMode (/ 17.0 20.0))))) (let ((.cse0 (fp.lt .cse2 .cse1))) (or (and (not .cse0) (= c_~var_1_12~0 .cse1)) (and .cse0 (= c_~var_1_12~0 .cse2))))) (= c_~var_1_17~0 c_~var_1_11~0) (bvsle ((_ zero_extend 24) c_~var_1_20~0) (_ bv0 32)) (= c_~var_1_19~0 c_~var_1_20~0)) is different from true [2024-11-09 05:57:30,017 WARN L286 SmtUtils]: Spent 14.46s on a formula simplification that was a NOOP. DAG size: 61 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 05:58:41,162 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ sign_extend 16) c_~var_1_9~0))) (and (= c_~var_1_10~0 c_~var_1_11~0) (= c_~var_1_25~0 ((_ sign_extend 24) c_~var_1_10~0)) (fp.geq c_~var_1_4~0 (fp.mul c_currentRoundingMode c_~var_1_3~0 (fp.add c_currentRoundingMode c_~var_1_13~0 c_~var_1_14~0))) (= c_~var_1_21~0 .cse0) (let ((.cse1 ((_ sign_extend 16) c_~var_1_7~0)) (.cse4 ((_ sign_extend 16) c_~var_1_8~0))) (let ((.cse2 (bvneg (bvadd (_ bv24762 32) (bvneg .cse0)))) (.cse3 (bvslt (bvadd (_ bv1 32) .cse1) .cse4))) (or (and (= c_~var_1_1~0 ((_ extract 15 0) (bvadd (_ bv1 32) .cse1 .cse2))) .cse3) (and (= c_~var_1_1~0 ((_ extract 15 0) (bvadd .cse4 .cse2))) (not .cse3))))) (let ((.cse7 (fp.sub c_currentRoundingMode c_~var_1_15~0 c_~var_1_16~0)) (.cse6 (fp.neg ((_ to_fp 11 53) c_currentRoundingMode (/ 17.0 20.0))))) (let ((.cse5 (fp.lt .cse7 .cse6))) (or (and (not .cse5) (= c_~var_1_12~0 .cse6)) (and .cse5 (= c_~var_1_12~0 .cse7))))) (= c_~var_1_17~0 c_~var_1_11~0) (bvsle ((_ zero_extend 24) c_~var_1_20~0) (_ bv0 32)) (= c_~var_1_19~0 c_~var_1_20~0))) is different from true