./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-49.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4fc63b2a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d5ff1-ab7d-4ae9-afe0-59666b9229cd/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d5ff1-ab7d-4ae9-afe0-59666b9229cd/bin/utaipan-verify-DbMuA5NWw2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d5ff1-ab7d-4ae9-afe0-59666b9229cd/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d5ff1-ab7d-4ae9-afe0-59666b9229cd/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-49.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d5ff1-ab7d-4ae9-afe0-59666b9229cd/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d5ff1-ab7d-4ae9-afe0-59666b9229cd/bin/utaipan-verify-DbMuA5NWw2 --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 fb0f6fdf5a000673f29b72fb3b18c9147fb4fe40d822b9150d2e3e112f352f95 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:27:49,289 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:27:49,390 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d5ff1-ab7d-4ae9-afe0-59666b9229cd/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-02 12:27:49,396 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:27:49,397 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:27:49,433 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:27:49,433 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:27:49,434 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:27:49,435 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:27:49,435 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:27:49,436 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:27:49,436 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:27:49,437 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:27:49,437 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-02 12:27:49,439 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:27:49,439 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:27:49,441 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-02 12:27:49,444 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-02 12:27:49,444 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:27:49,444 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-02 12:27:49,445 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-02 12:27:49,445 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-02 12:27:49,448 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:27:49,449 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:27:49,449 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 12:27:49,449 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-02 12:27:49,450 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 12:27:49,450 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:27:49,451 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:27:49,451 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:27:49,452 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:27:49,453 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:27:49,453 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 12:27:49,453 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:27:49,454 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:27:49,454 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:27:49,454 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:27:49,455 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:27:49,455 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:27:49,456 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:27:49,456 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:27:49,457 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:27:49,457 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-02 12:27:49,457 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-02 12:27:49,458 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:27:49,459 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:27:49,460 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:27:49,460 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_7a6d5ff1-ab7d-4ae9-afe0-59666b9229cd/bin/utaipan-verify-DbMuA5NWw2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d5ff1-ab7d-4ae9-afe0-59666b9229cd/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fb0f6fdf5a000673f29b72fb3b18c9147fb4fe40d822b9150d2e3e112f352f95 [2024-11-02 12:27:49,788 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:27:49,818 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:27:49,821 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:27:49,824 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:27:49,824 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:27:49,826 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d5ff1-ab7d-4ae9-afe0-59666b9229cd/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-49.i Unable to find full path for "g++" [2024-11-02 12:27:51,827 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:27:52,138 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:27:52,139 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d5ff1-ab7d-4ae9-afe0-59666b9229cd/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-49.i [2024-11-02 12:27:52,157 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d5ff1-ab7d-4ae9-afe0-59666b9229cd/bin/utaipan-verify-DbMuA5NWw2/data/a8b1ef62b/9a14a46d356845eea0be402b777a1082/FLAG4feab4b8a [2024-11-02 12:27:52,172 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d5ff1-ab7d-4ae9-afe0-59666b9229cd/bin/utaipan-verify-DbMuA5NWw2/data/a8b1ef62b/9a14a46d356845eea0be402b777a1082 [2024-11-02 12:27:52,175 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:27:52,177 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:27:52,178 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:27:52,179 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:27:52,185 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:27:52,186 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:27:52" (1/1) ... [2024-11-02 12:27:52,187 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53ab5f1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:27:52, skipping insertion in model container [2024-11-02 12:27:52,187 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:27:52" (1/1) ... [2024-11-02 12:27:52,222 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:27:52,449 WARN L251 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_7a6d5ff1-ab7d-4ae9-afe0-59666b9229cd/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-49.i[917,930] [2024-11-02 12:27:52,536 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:27:52,551 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:27:52,562 WARN L251 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_7a6d5ff1-ab7d-4ae9-afe0-59666b9229cd/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-49.i[917,930] [2024-11-02 12:27:52,598 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:27:52,620 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:27:52,621 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:27:52 WrapperNode [2024-11-02 12:27:52,621 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:27:52,622 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:27:52,622 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:27:52,623 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:27:52,631 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:27:52" (1/1) ... [2024-11-02 12:27:52,647 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:27:52" (1/1) ... [2024-11-02 12:27:52,703 INFO L138 Inliner]: procedures = 26, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 191 [2024-11-02 12:27:52,707 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:27:52,707 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:27:52,711 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:27:52,711 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:27:52,723 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:27:52" (1/1) ... [2024-11-02 12:27:52,723 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:27:52" (1/1) ... [2024-11-02 12:27:52,730 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:27:52" (1/1) ... [2024-11-02 12:27:52,730 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:27:52" (1/1) ... [2024-11-02 12:27:52,745 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:27:52" (1/1) ... [2024-11-02 12:27:52,750 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:27:52" (1/1) ... [2024-11-02 12:27:52,758 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:27:52" (1/1) ... [2024-11-02 12:27:52,760 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:27:52" (1/1) ... [2024-11-02 12:27:52,768 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:27:52,773 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:27:52,773 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:27:52,773 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:27:52,774 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:27:52" (1/1) ... [2024-11-02 12:27:52,793 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:27:52,818 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d5ff1-ab7d-4ae9-afe0-59666b9229cd/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:27:52,832 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d5ff1-ab7d-4ae9-afe0-59666b9229cd/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:27:52,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d5ff1-ab7d-4ae9-afe0-59666b9229cd/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:27:52,869 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 12:27:52,869 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-02 12:27:52,869 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-02 12:27:52,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-02 12:27:52,871 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:27:52,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:27:52,983 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:27:52,987 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:27:53,465 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-02 12:27:53,465 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:27:53,808 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:27:53,810 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-02 12:27:53,810 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:27:53 BoogieIcfgContainer [2024-11-02 12:27:53,811 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:27:53,814 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:27:53,815 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:27:53,819 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:27:53,819 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:27:52" (1/3) ... [2024-11-02 12:27:53,820 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ca2993b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:27:53, skipping insertion in model container [2024-11-02 12:27:53,820 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:27:52" (2/3) ... [2024-11-02 12:27:53,821 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ca2993b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:27:53, skipping insertion in model container [2024-11-02 12:27:53,821 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:27:53" (3/3) ... [2024-11-02 12:27:53,823 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-49.i [2024-11-02 12:27:53,844 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:27:53,844 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-02 12:27:53,927 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 12:27:53,935 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;@6d22571, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 12:27:53,935 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-02 12:27:53,940 INFO L276 IsEmpty]: Start isEmpty. Operand has 60 states, 24 states have (on average 1.125) internal successors, (27), 25 states have internal predecessors, (27), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2024-11-02 12:27:53,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2024-11-02 12:27:53,957 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:27:53,958 INFO L215 NwaCegarLoop]: trace histogram [33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:27:53,958 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:27:53,965 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:27:53,965 INFO L85 PathProgramCache]: Analyzing trace with hash -1506040015, now seen corresponding path program 1 times [2024-11-02 12:27:53,978 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-02 12:27:53,979 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [387525106] [2024-11-02 12:27:53,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:27:53,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-02 12:27:54,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-02 12:27:54,629 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [395849369] [2024-11-02 12:27:54,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:27:54,630 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-02 12:27:54,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d5ff1-ab7d-4ae9-afe0-59666b9229cd/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:27:54,633 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d5ff1-ab7d-4ae9-afe0-59666b9229cd/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-02 12:27:54,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d5ff1-ab7d-4ae9-afe0-59666b9229cd/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-02 12:27:54,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-02 12:27:54,932 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-02 12:27:55,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-02 12:27:55,142 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-02 12:27:55,145 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-02 12:27:55,146 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-02 12:27:55,171 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d5ff1-ab7d-4ae9-afe0-59666b9229cd/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-02 12:27:55,349 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d5ff1-ab7d-4ae9-afe0-59666b9229cd/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-02 12:27:55,354 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-02 12:27:55,539 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-02 12:27:55,542 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 12:27:55 BoogieIcfgContainer [2024-11-02 12:27:55,543 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-02 12:27:55,543 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-02 12:27:55,544 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-02 12:27:55,544 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-02 12:27:55,545 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:27:53" (3/4) ... [2024-11-02 12:27:55,548 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-02 12:27:55,549 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-02 12:27:55,551 INFO L158 Benchmark]: Toolchain (without parser) took 3373.58ms. Allocated memory was 146.8MB in the beginning and 216.0MB in the end (delta: 69.2MB). Free memory was 113.0MB in the beginning and 178.3MB in the end (delta: -65.2MB). Peak memory consumption was 4.0MB. Max. memory is 16.1GB. [2024-11-02 12:27:55,551 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 146.8MB. Free memory is still 120.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 12:27:55,552 INFO L158 Benchmark]: CACSL2BoogieTranslator took 443.12ms. Allocated memory is still 146.8MB. Free memory was 113.0MB in the beginning and 96.7MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-02 12:27:55,552 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.82ms. Allocated memory is still 146.8MB. Free memory was 96.7MB in the beginning and 92.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-02 12:27:55,553 INFO L158 Benchmark]: Boogie Preprocessor took 60.81ms. Allocated memory is still 146.8MB. Free memory was 92.6MB in the beginning and 90.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-02 12:27:55,554 INFO L158 Benchmark]: RCFGBuilder took 1037.73ms. Allocated memory was 146.8MB in the beginning and 216.0MB in the end (delta: 69.2MB). Free memory was 90.5MB in the beginning and 172.8MB in the end (delta: -82.3MB). Peak memory consumption was 46.2MB. Max. memory is 16.1GB. [2024-11-02 12:27:55,554 INFO L158 Benchmark]: TraceAbstraction took 1729.00ms. Allocated memory is still 216.0MB. Free memory was 171.7MB in the beginning and 178.3MB in the end (delta: -6.5MB). Peak memory consumption was 77.6MB. Max. memory is 16.1GB. [2024-11-02 12:27:55,555 INFO L158 Benchmark]: Witness Printer took 5.99ms. Allocated memory is still 216.0MB. Free memory is still 178.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 12:27:55,564 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 146.8MB. Free memory is still 120.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 443.12ms. Allocated memory is still 146.8MB. Free memory was 113.0MB in the beginning and 96.7MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.82ms. Allocated memory is still 146.8MB. Free memory was 96.7MB in the beginning and 92.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.81ms. Allocated memory is still 146.8MB. Free memory was 92.6MB in the beginning and 90.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1037.73ms. Allocated memory was 146.8MB in the beginning and 216.0MB in the end (delta: 69.2MB). Free memory was 90.5MB in the beginning and 172.8MB in the end (delta: -82.3MB). Peak memory consumption was 46.2MB. Max. memory is 16.1GB. * TraceAbstraction took 1729.00ms. Allocated memory is still 216.0MB. Free memory was 171.7MB in the beginning and 178.3MB in the end (delta: -6.5MB). Peak memory consumption was 77.6MB. Max. memory is 16.1GB. * Witness Printer took 5.99ms. Allocated memory is still 216.0MB. Free memory is still 178.3MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 60, overapproximation of someBinaryDOUBLEComparisonOperation at line 61, overapproximation of bitwiseAnd at line 70. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned long int var_1_1 = 10; [L23] unsigned char var_1_2 = 0; [L24] unsigned long int var_1_3 = 3171453299; [L25] unsigned long int var_1_4 = 2038274679; [L26] unsigned long int var_1_5 = 1375699353; [L27] unsigned long int var_1_6 = 10; [L28] unsigned long int var_1_7 = 16; [L29] unsigned short int var_1_8 = 16; [L30] unsigned short int var_1_9 = 128; [L31] unsigned short int var_1_10 = 1; [L32] unsigned short int var_1_11 = 100; [L33] unsigned char var_1_12 = 1; [L34] unsigned char var_1_13 = 1; [L35] double var_1_14 = 64.45; [L36] float var_1_15 = 31.15; [L37] float var_1_16 = 16.4; [L38] double var_1_17 = 100.625; [L39] double var_1_18 = 128.1; [L40] unsigned char var_1_19 = 1; [L41] unsigned char var_1_20 = 8; [L42] unsigned char var_1_21 = 100; [L43] unsigned char var_1_22 = 0; [L44] signed char var_1_23 = 2; [L45] unsigned char var_1_24 = 0; [L148] isInitial = 1 [L149] FCALL initially() [L150] COND TRUE 1 [L151] FCALL updateLastVariables() [L152] CALL updateVariables() [L89] var_1_2 = __VERIFIER_nondet_uchar() [L90] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=3171453299, var_1_4=2038274679, var_1_5=1375699353, var_1_6=10, var_1_7=16, var_1_8=16, var_1_9=128] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=3171453299, var_1_4=2038274679, var_1_5=1375699353, var_1_6=10, var_1_7=16, var_1_8=16, var_1_9=128] [L91] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=-256, var_1_3=3171453299, var_1_4=2038274679, var_1_5=1375699353, var_1_6=10, var_1_7=16, var_1_8=16, var_1_9=128] [L20] COND FALSE !(!cond) [L91] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=-256, var_1_3=3171453299, var_1_4=2038274679, var_1_5=1375699353, var_1_6=10, var_1_7=16, var_1_8=16, var_1_9=128] [L92] var_1_3 = __VERIFIER_nondet_ulong() [L93] CALL assume_abort_if_not(var_1_3 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=-256, var_1_3=2147483647, var_1_4=2038274679, var_1_5=1375699353, var_1_6=10, var_1_7=16, var_1_8=16, var_1_9=128] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not(var_1_3 >= 2147483647) VAL [isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=-256, var_1_3=2147483647, var_1_4=2038274679, var_1_5=1375699353, var_1_6=10, var_1_7=16, var_1_8=16, var_1_9=128] [L94] CALL assume_abort_if_not(var_1_3 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=-256, var_1_3=2147483647, var_1_4=2038274679, var_1_5=1375699353, var_1_6=10, var_1_7=16, var_1_8=16, var_1_9=128] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not(var_1_3 <= 4294967294) VAL [isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=-256, var_1_3=2147483647, var_1_4=2038274679, var_1_5=1375699353, var_1_6=10, var_1_7=16, var_1_8=16, var_1_9=128] [L95] var_1_4 = __VERIFIER_nondet_ulong() [L96] CALL assume_abort_if_not(var_1_4 >= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=-256, var_1_3=2147483647, var_1_4=1073741823, var_1_5=1375699353, var_1_6=10, var_1_7=16, var_1_8=16, var_1_9=128] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not(var_1_4 >= 1073741823) VAL [isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=-256, var_1_3=2147483647, var_1_4=1073741823, var_1_5=1375699353, var_1_6=10, var_1_7=16, var_1_8=16, var_1_9=128] [L97] CALL assume_abort_if_not(var_1_4 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=-256, var_1_3=2147483647, var_1_4=1073741823, var_1_5=1375699353, var_1_6=10, var_1_7=16, var_1_8=16, var_1_9=128] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not(var_1_4 <= 2147483647) VAL [isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=-256, var_1_3=2147483647, var_1_4=1073741823, var_1_5=1375699353, var_1_6=10, var_1_7=16, var_1_8=16, var_1_9=128] [L98] var_1_5 = __VERIFIER_nondet_ulong() [L99] CALL assume_abort_if_not(var_1_5 >= 1073741824) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=-256, var_1_3=2147483647, var_1_4=1073741823, var_1_5=5368709120, var_1_6=10, var_1_7=16, var_1_8=16, var_1_9=128] [L20] COND FALSE !(!cond) [L99] RET assume_abort_if_not(var_1_5 >= 1073741824) VAL [isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=-256, var_1_3=2147483647, var_1_4=1073741823, var_1_5=5368709120, var_1_6=10, var_1_7=16, var_1_8=16, var_1_9=128] [L100] CALL assume_abort_if_not(var_1_5 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=-256, var_1_3=2147483647, var_1_4=1073741823, var_1_5=5368709120, var_1_6=10, var_1_7=16, var_1_8=16, var_1_9=128] [L20] COND FALSE !(!cond) [L100] RET assume_abort_if_not(var_1_5 <= 2147483647) VAL [isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=-256, var_1_3=2147483647, var_1_4=1073741823, var_1_5=5368709120, var_1_6=10, var_1_7=16, var_1_8=16, var_1_9=128] [L101] var_1_6 = __VERIFIER_nondet_ulong() [L102] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=-256, var_1_3=2147483647, var_1_4=1073741823, var_1_5=5368709120, var_1_7=16, var_1_8=16, var_1_9=128] [L20] COND FALSE !(!cond) [L102] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=-256, var_1_3=2147483647, var_1_4=1073741823, var_1_5=5368709120, var_1_7=16, var_1_8=16, var_1_9=128] [L103] CALL assume_abort_if_not(var_1_6 <= 1073741824) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=-256, var_1_3=2147483647, var_1_4=1073741823, var_1_5=5368709120, var_1_6=1011, var_1_7=16, var_1_8=16, var_1_9=128] [L20] COND FALSE !(!cond) [L103] RET assume_abort_if_not(var_1_6 <= 1073741824) VAL [isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=-256, var_1_3=2147483647, var_1_4=1073741823, var_1_5=5368709120, var_1_6=1011, var_1_7=16, var_1_8=16, var_1_9=128] [L104] var_1_7 = __VERIFIER_nondet_ulong() [L105] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=-256, var_1_3=2147483647, var_1_4=1073741823, var_1_5=5368709120, var_1_6=1011, var_1_8=16, var_1_9=128] [L20] COND FALSE !(!cond) [L105] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=-256, var_1_3=2147483647, var_1_4=1073741823, var_1_5=5368709120, var_1_6=1011, var_1_8=16, var_1_9=128] [L106] CALL assume_abort_if_not(var_1_7 <= 1073741824) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=-256, var_1_3=2147483647, var_1_4=1073741823, var_1_5=5368709120, var_1_6=1011, var_1_7=0, var_1_8=16, var_1_9=128] [L20] COND FALSE !(!cond) [L106] RET assume_abort_if_not(var_1_7 <= 1073741824) VAL [isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=-256, var_1_3=2147483647, var_1_4=1073741823, var_1_5=5368709120, var_1_6=1011, var_1_7=0, var_1_8=16, var_1_9=128] [L107] var_1_9 = __VERIFIER_nondet_ushort() [L108] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=-256, var_1_3=2147483647, var_1_4=1073741823, var_1_5=5368709120, var_1_6=1011, var_1_7=0, var_1_8=16] [L20] COND FALSE !(!cond) [L108] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=-256, var_1_3=2147483647, var_1_4=1073741823, var_1_5=5368709120, var_1_6=1011, var_1_7=0, var_1_8=16] [L109] CALL assume_abort_if_not(var_1_9 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=-256, var_1_3=2147483647, var_1_4=1073741823, var_1_5=5368709120, var_1_6=1011, var_1_7=0, var_1_8=16, var_1_9=1] [L20] COND FALSE !(!cond) [L109] RET assume_abort_if_not(var_1_9 <= 32767) VAL [isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=-256, var_1_3=2147483647, var_1_4=1073741823, var_1_5=5368709120, var_1_6=1011, var_1_7=0, var_1_8=16, var_1_9=1] [L110] var_1_10 = __VERIFIER_nondet_ushort() [L111] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=-256, var_1_3=2147483647, var_1_4=1073741823, var_1_5=5368709120, var_1_6=1011, var_1_7=0, var_1_8=16, var_1_9=1] [L20] COND FALSE !(!cond) [L111] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=-256, var_1_3=2147483647, var_1_4=1073741823, var_1_5=5368709120, var_1_6=1011, var_1_7=0, var_1_8=16, var_1_9=1] [L112] CALL assume_abort_if_not(var_1_10 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=-65535, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=-256, var_1_3=2147483647, var_1_4=1073741823, var_1_5=5368709120, var_1_6=1011, var_1_7=0, var_1_8=16, var_1_9=1] [L20] COND FALSE !(!cond) [L112] RET assume_abort_if_not(var_1_10 <= 32767) VAL [isInitial=1, var_1_10=-65535, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=-256, var_1_3=2147483647, var_1_4=1073741823, var_1_5=5368709120, var_1_6=1011, var_1_7=0, var_1_8=16, var_1_9=1] [L113] var_1_11 = __VERIFIER_nondet_ushort() [L114] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-65535, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=-256, var_1_3=2147483647, var_1_4=1073741823, var_1_5=5368709120, var_1_6=1011, var_1_7=0, var_1_8=16, var_1_9=1] [L20] COND FALSE !(!cond) [L114] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=-65535, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=-256, var_1_3=2147483647, var_1_4=1073741823, var_1_5=5368709120, var_1_6=1011, var_1_7=0, var_1_8=16, var_1_9=1] [L115] CALL assume_abort_if_not(var_1_11 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=-65535, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=-256, var_1_3=2147483647, var_1_4=1073741823, var_1_5=5368709120, var_1_6=1011, var_1_7=0, var_1_8=16, var_1_9=1] [L20] COND FALSE !(!cond) [L115] RET assume_abort_if_not(var_1_11 <= 16383) VAL [isInitial=1, var_1_10=-65535, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=-256, var_1_3=2147483647, var_1_4=1073741823, var_1_5=5368709120, var_1_6=1011, var_1_7=0, var_1_8=16, var_1_9=1] [L116] var_1_13 = __VERIFIER_nondet_uchar() [L117] CALL assume_abort_if_not(var_1_13 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-65535, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=-256, var_1_3=2147483647, var_1_4=1073741823, var_1_5=5368709120, var_1_6=1011, var_1_7=0, var_1_8=16, var_1_9=1] [L20] COND FALSE !(!cond) [L117] RET assume_abort_if_not(var_1_13 >= 1) VAL [isInitial=1, var_1_10=-65535, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=-256, var_1_3=2147483647, var_1_4=1073741823, var_1_5=5368709120, var_1_6=1011, var_1_7=0, var_1_8=16, var_1_9=1] [L118] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-65535, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=-256, var_1_3=2147483647, var_1_4=1073741823, var_1_5=5368709120, var_1_6=1011, var_1_7=0, var_1_8=16, var_1_9=1] [L20] COND FALSE !(!cond) [L118] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, var_1_10=-65535, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=-256, var_1_3=2147483647, var_1_4=1073741823, var_1_5=5368709120, var_1_6=1011, var_1_7=0, var_1_8=16, var_1_9=1] [L119] var_1_15 = __VERIFIER_nondet_float() [L120] CALL assume_abort_if_not((var_1_15 >= -922337.2036854776000e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-65535, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=-256, var_1_3=2147483647, var_1_4=1073741823, var_1_5=5368709120, var_1_6=1011, var_1_7=0, var_1_8=16, var_1_9=1] [L20] COND FALSE !(!cond) [L120] RET assume_abort_if_not((var_1_15 >= -922337.2036854776000e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-65535, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=-256, var_1_3=2147483647, var_1_4=1073741823, var_1_5=5368709120, var_1_6=1011, var_1_7=0, var_1_8=16, var_1_9=1] [L121] var_1_16 = __VERIFIER_nondet_float() [L122] CALL assume_abort_if_not((var_1_16 >= -922337.2036854776000e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854776000e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-65535, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=-256, var_1_3=2147483647, var_1_4=1073741823, var_1_5=5368709120, var_1_6=1011, var_1_7=0, var_1_8=16, var_1_9=1] [L20] COND FALSE !(!cond) [L122] RET assume_abort_if_not((var_1_16 >= -922337.2036854776000e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854776000e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-65535, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=-256, var_1_3=2147483647, var_1_4=1073741823, var_1_5=5368709120, var_1_6=1011, var_1_7=0, var_1_8=16, var_1_9=1] [L123] var_1_17 = __VERIFIER_nondet_double() [L124] CALL assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-65535, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=-256, var_1_3=2147483647, var_1_4=1073741823, var_1_5=5368709120, var_1_6=1011, var_1_7=0, var_1_8=16, var_1_9=1] [L20] COND FALSE !(!cond) [L124] RET assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-65535, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=-256, var_1_3=2147483647, var_1_4=1073741823, var_1_5=5368709120, var_1_6=1011, var_1_7=0, var_1_8=16, var_1_9=1] [L125] var_1_18 = __VERIFIER_nondet_double() [L126] CALL assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-65535, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=-256, var_1_3=2147483647, var_1_4=1073741823, var_1_5=5368709120, var_1_6=1011, var_1_7=0, var_1_8=16, var_1_9=1] [L20] COND FALSE !(!cond) [L126] RET assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-65535, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=-256, var_1_3=2147483647, var_1_4=1073741823, var_1_5=5368709120, var_1_6=1011, var_1_7=0, var_1_8=16, var_1_9=1] [L127] var_1_20 = __VERIFIER_nondet_uchar() [L128] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-65535, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=-256, var_1_3=2147483647, var_1_4=1073741823, var_1_5=5368709120, var_1_6=1011, var_1_7=0, var_1_8=16, var_1_9=1] [L20] COND FALSE !(!cond) [L128] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, var_1_10=-65535, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=-256, var_1_3=2147483647, var_1_4=1073741823, var_1_5=5368709120, var_1_6=1011, var_1_7=0, var_1_8=16, var_1_9=1] [L129] CALL assume_abort_if_not(var_1_20 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=-65535, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=-256, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=-256, var_1_3=2147483647, var_1_4=1073741823, var_1_5=5368709120, var_1_6=1011, var_1_7=0, var_1_8=16, var_1_9=1] [L20] COND FALSE !(!cond) [L129] RET assume_abort_if_not(var_1_20 <= 254) VAL [isInitial=1, var_1_10=-65535, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=-256, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=-256, var_1_3=2147483647, var_1_4=1073741823, var_1_5=5368709120, var_1_6=1011, var_1_7=0, var_1_8=16, var_1_9=1] [L130] var_1_21 = __VERIFIER_nondet_uchar() [L131] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-65535, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=-256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=-256, var_1_3=2147483647, var_1_4=1073741823, var_1_5=5368709120, var_1_6=1011, var_1_7=0, var_1_8=16, var_1_9=1] [L20] COND FALSE !(!cond) [L131] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, var_1_10=-65535, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=-256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=-256, var_1_3=2147483647, var_1_4=1073741823, var_1_5=5368709120, var_1_6=1011, var_1_7=0, var_1_8=16, var_1_9=1] [L132] CALL assume_abort_if_not(var_1_21 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=-65535, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=-256, var_1_21=-256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=-256, var_1_3=2147483647, var_1_4=1073741823, var_1_5=5368709120, var_1_6=1011, var_1_7=0, var_1_8=16, var_1_9=1] [L20] COND FALSE !(!cond) [L132] RET assume_abort_if_not(var_1_21 <= 254) VAL [isInitial=1, var_1_10=-65535, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=-256, var_1_21=-256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=-256, var_1_3=2147483647, var_1_4=1073741823, var_1_5=5368709120, var_1_6=1011, var_1_7=0, var_1_8=16, var_1_9=1] [L133] var_1_23 = __VERIFIER_nondet_char() [L134] CALL assume_abort_if_not(var_1_23 >= -128) VAL [\old(cond)=1, isInitial=1, var_1_10=-65535, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=-256, var_1_21=-256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=-256, var_1_3=2147483647, var_1_4=1073741823, var_1_5=5368709120, var_1_6=1011, var_1_7=0, var_1_8=16, var_1_9=1] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not(var_1_23 >= -128) VAL [isInitial=1, var_1_10=-65535, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=-256, var_1_21=-256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=-256, var_1_3=2147483647, var_1_4=1073741823, var_1_5=5368709120, var_1_6=1011, var_1_7=0, var_1_8=16, var_1_9=1] [L135] CALL assume_abort_if_not(var_1_23 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=-65535, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=-256, var_1_21=-256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=-256, var_1_3=2147483647, var_1_4=1073741823, var_1_5=5368709120, var_1_6=1011, var_1_7=0, var_1_8=16, var_1_9=1] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not(var_1_23 <= 127) VAL [isInitial=1, var_1_10=-65535, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=-256, var_1_21=-256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=-256, var_1_3=2147483647, var_1_4=1073741823, var_1_5=5368709120, var_1_6=1011, var_1_7=0, var_1_8=16, var_1_9=1] [L136] CALL assume_abort_if_not(var_1_23 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-65535, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=-256, var_1_21=-256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=-256, var_1_3=2147483647, var_1_4=1073741823, var_1_5=5368709120, var_1_6=1011, var_1_7=0, var_1_8=16, var_1_9=1] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not(var_1_23 != 0) VAL [isInitial=1, var_1_10=-65535, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=-256, var_1_21=-256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=-256, var_1_3=2147483647, var_1_4=1073741823, var_1_5=5368709120, var_1_6=1011, var_1_7=0, var_1_8=16, var_1_9=1] [L137] var_1_24 = __VERIFIER_nondet_uchar() [L138] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-65535, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=-256, var_1_21=-256, var_1_22=0, var_1_23=2, var_1_2=-256, var_1_3=2147483647, var_1_4=1073741823, var_1_5=5368709120, var_1_6=1011, var_1_7=0, var_1_8=16, var_1_9=1] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, var_1_10=-65535, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=-256, var_1_21=-256, var_1_22=0, var_1_23=2, var_1_2=-256, var_1_3=2147483647, var_1_4=1073741823, var_1_5=5368709120, var_1_6=1011, var_1_7=0, var_1_8=16, var_1_9=1] [L139] CALL assume_abort_if_not(var_1_24 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-65535, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=-256, var_1_21=-256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=-256, var_1_3=2147483647, var_1_4=1073741823, var_1_5=5368709120, var_1_6=1011, var_1_7=0, var_1_8=16, var_1_9=1] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_24 <= 0) VAL [isInitial=1, var_1_10=-65535, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=-256, var_1_21=-256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=-256, var_1_3=2147483647, var_1_4=1073741823, var_1_5=5368709120, var_1_6=1011, var_1_7=0, var_1_8=16, var_1_9=1] [L152] RET updateVariables() [L153] CALL step() [L49] COND FALSE !(\read(var_1_2)) [L52] var_1_8 = ((((25) > ((((((var_1_9) < (var_1_10)) ? (var_1_9) : (var_1_10))) + (100 + var_1_11)))) ? (25) : ((((((var_1_9) < (var_1_10)) ? (var_1_9) : (var_1_10))) + (100 + var_1_11))))) [L53] COND TRUE ! var_1_2 [L54] COND FALSE !((var_1_1 * ((((var_1_8) < (var_1_5)) ? (var_1_8) : (var_1_5)))) >= var_1_6) [L60] COND FALSE !((((((- 9.5f)) > ((- var_1_15))) ? ((- 9.5f)) : ((- var_1_15)))) < var_1_16) [L63] COND FALSE !(var_1_13 && var_1_2) [L70] EXPR var_1_11 & var_1_4 [L70] COND TRUE (-2 / var_1_23) >= (var_1_11 & var_1_4) [L71] COND FALSE !(var_1_21 >= (var_1_19 + var_1_5)) [L82] var_1_22 = var_1_13 [L153] RET step() [L154] CALL, EXPR property() [L144] EXPR (((((var_1_2 ? (var_1_1 == ((unsigned long int) (((((var_1_3) > ((var_1_4 + var_1_5))) ? (var_1_3) : ((var_1_4 + var_1_5)))) - (((((var_1_6) > (var_1_7)) ? (var_1_6) : (var_1_7))) + 256u)))) : 1) && (var_1_8 == ((unsigned short int) ((((25) > ((((((var_1_9) < (var_1_10)) ? (var_1_9) : (var_1_10))) + (100 + var_1_11)))) ? (25) : ((((((var_1_9) < (var_1_10)) ? (var_1_9) : (var_1_10))) + (100 + var_1_11)))))))) && ((! var_1_2) ? (((var_1_1 * ((((var_1_8) < (var_1_5)) ? (var_1_8) : (var_1_5)))) >= var_1_6) ? (var_1_12 == ((unsigned char) var_1_13)) : 1) : (var_1_12 == ((unsigned char) 0)))) && (((((((- 9.5f)) > ((- var_1_15))) ? ((- 9.5f)) : ((- var_1_15)))) < var_1_16) ? (var_1_14 == ((double) ((((var_1_17) < (var_1_18)) ? (var_1_17) : (var_1_18))))) : 1)) && ((var_1_13 && var_1_2) ? ((var_1_4 > (256u * var_1_8)) ? (var_1_19 == ((unsigned char) ((((var_1_20) < (var_1_21)) ? (var_1_20) : (var_1_21))))) : (var_1_19 == ((unsigned char) var_1_20))) : 1)) && (((-2 / var_1_23) >= (var_1_11 & var_1_4)) ? ((var_1_21 >= (var_1_19 + var_1_5)) ? (((~ var_1_10) > var_1_20) ? (var_1_12 ? (var_1_22 == ((unsigned char) var_1_24)) : (var_1_22 == ((unsigned char) var_1_13))) : (var_1_22 == ((unsigned char) var_1_13))) : (var_1_22 == ((unsigned char) var_1_13))) : (var_1_22 == ((unsigned char) var_1_13))) [L144-L145] return (((((var_1_2 ? (var_1_1 == ((unsigned long int) (((((var_1_3) > ((var_1_4 + var_1_5))) ? (var_1_3) : ((var_1_4 + var_1_5)))) - (((((var_1_6) > (var_1_7)) ? (var_1_6) : (var_1_7))) + 256u)))) : 1) && (var_1_8 == ((unsigned short int) ((((25) > ((((((var_1_9) < (var_1_10)) ? (var_1_9) : (var_1_10))) + (100 + var_1_11)))) ? (25) : ((((((var_1_9) < (var_1_10)) ? (var_1_9) : (var_1_10))) + (100 + var_1_11)))))))) && ((! var_1_2) ? (((var_1_1 * ((((var_1_8) < (var_1_5)) ? (var_1_8) : (var_1_5)))) >= var_1_6) ? (var_1_12 == ((unsigned char) var_1_13)) : 1) : (var_1_12 == ((unsigned char) 0)))) && (((((((- 9.5f)) > ((- var_1_15))) ? ((- 9.5f)) : ((- var_1_15)))) < var_1_16) ? (var_1_14 == ((double) ((((var_1_17) < (var_1_18)) ? (var_1_17) : (var_1_18))))) : 1)) && ((var_1_13 && var_1_2) ? ((var_1_4 > (256u * var_1_8)) ? (var_1_19 == ((unsigned char) ((((var_1_20) < (var_1_21)) ? (var_1_20) : (var_1_21))))) : (var_1_19 == ((unsigned char) var_1_20))) : 1)) && (((-2 / var_1_23) >= (var_1_11 & var_1_4)) ? ((var_1_21 >= (var_1_19 + var_1_5)) ? (((~ var_1_10) > var_1_20) ? (var_1_12 ? (var_1_22 == ((unsigned char) var_1_24)) : (var_1_22 == ((unsigned char) var_1_13))) : (var_1_22 == ((unsigned char) var_1_13))) : (var_1_22 == ((unsigned char) var_1_13))) : (var_1_22 == ((unsigned char) var_1_13))) ; [L154] RET, EXPR property() [L154] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=-65535, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_17=1289/20, var_1_18=0, var_1_19=1, var_1_1=10, var_1_20=-256, var_1_21=-256, var_1_22=1, var_1_23=2, var_1_24=0, var_1_2=-256, var_1_3=2147483647, var_1_4=1073741823, var_1_5=5368709120, var_1_6=1011, var_1_7=0, var_1_8=101, var_1_9=1] [L19] reach_error() VAL [isInitial=1, var_1_10=-65535, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_17=1289/20, var_1_18=0, var_1_19=1, var_1_1=10, var_1_20=-256, var_1_21=-256, var_1_22=1, var_1_23=2, var_1_24=0, var_1_2=-256, var_1_3=2147483647, var_1_4=1073741823, var_1_5=5368709120, var_1_6=1011, var_1_7=0, var_1_8=101, var_1_9=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 60 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, OverallIterations: 1, TraceHistogramMax: 33, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=60occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 242 NumberOfCodeBlocks, 242 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-02 12:27:55,614 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d5ff1-ab7d-4ae9-afe0-59666b9229cd/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d5ff1-ab7d-4ae9-afe0-59666b9229cd/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d5ff1-ab7d-4ae9-afe0-59666b9229cd/bin/utaipan-verify-DbMuA5NWw2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d5ff1-ab7d-4ae9-afe0-59666b9229cd/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d5ff1-ab7d-4ae9-afe0-59666b9229cd/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-49.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d5ff1-ab7d-4ae9-afe0-59666b9229cd/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d5ff1-ab7d-4ae9-afe0-59666b9229cd/bin/utaipan-verify-DbMuA5NWw2 --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 fb0f6fdf5a000673f29b72fb3b18c9147fb4fe40d822b9150d2e3e112f352f95 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:27:58,111 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:27:58,205 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d5ff1-ab7d-4ae9-afe0-59666b9229cd/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-02 12:27:58,213 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:27:58,213 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:27:58,257 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:27:58,258 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:27:58,259 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:27:58,260 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:27:58,261 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:27:58,262 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:27:58,262 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:27:58,262 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:27:58,263 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:27:58,265 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:27:58,266 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:27:58,267 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:27:58,267 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:27:58,267 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 12:27:58,268 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 12:27:58,268 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:27:58,273 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:27:58,273 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:27:58,273 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:27:58,274 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-02 12:27:58,274 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-02 12:27:58,274 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:27:58,275 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-02 12:27:58,275 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 12:27:58,275 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:27:58,276 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:27:58,276 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:27:58,278 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-02 12:27:58,278 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:27:58,279 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:27:58,279 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:27:58,279 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:27:58,280 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:27:58,280 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:27:58,281 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-02 12:27:58,281 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-02 12:27:58,283 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:27:58,283 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:27:58,283 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:27:58,284 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d5ff1-ab7d-4ae9-afe0-59666b9229cd/bin/utaipan-verify-DbMuA5NWw2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d5ff1-ab7d-4ae9-afe0-59666b9229cd/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fb0f6fdf5a000673f29b72fb3b18c9147fb4fe40d822b9150d2e3e112f352f95 [2024-11-02 12:27:58,656 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:27:58,692 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:27:58,695 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:27:58,697 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:27:58,697 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:27:58,699 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d5ff1-ab7d-4ae9-afe0-59666b9229cd/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-49.i Unable to find full path for "g++" [2024-11-02 12:28:00,784 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:28:01,092 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:28:01,093 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d5ff1-ab7d-4ae9-afe0-59666b9229cd/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-49.i [2024-11-02 12:28:01,114 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d5ff1-ab7d-4ae9-afe0-59666b9229cd/bin/utaipan-verify-DbMuA5NWw2/data/759db955b/2d752c6973e340fdad119287838f3111/FLAGc9ce0839e [2024-11-02 12:28:01,130 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d5ff1-ab7d-4ae9-afe0-59666b9229cd/bin/utaipan-verify-DbMuA5NWw2/data/759db955b/2d752c6973e340fdad119287838f3111 [2024-11-02 12:28:01,132 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:28:01,134 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:28:01,135 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:28:01,135 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:28:01,141 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:28:01,142 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:28:01" (1/1) ... [2024-11-02 12:28:01,144 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65266eca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:28:01, skipping insertion in model container [2024-11-02 12:28:01,144 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:28:01" (1/1) ... [2024-11-02 12:28:01,187 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:28:01,444 WARN L251 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_7a6d5ff1-ab7d-4ae9-afe0-59666b9229cd/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-49.i[917,930] [2024-11-02 12:28:01,570 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:28:01,620 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:28:01,636 WARN L251 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_7a6d5ff1-ab7d-4ae9-afe0-59666b9229cd/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-49.i[917,930] [2024-11-02 12:28:01,691 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:28:01,719 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:28:01,720 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:28:01 WrapperNode [2024-11-02 12:28:01,721 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:28:01,722 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:28:01,722 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:28:01,723 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:28:01,731 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:28:01" (1/1) ... [2024-11-02 12:28:01,750 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:28:01" (1/1) ... [2024-11-02 12:28:01,791 INFO L138 Inliner]: procedures = 27, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 167 [2024-11-02 12:28:01,795 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:28:01,796 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:28:01,796 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:28:01,797 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:28:01,810 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:28:01" (1/1) ... [2024-11-02 12:28:01,811 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:28:01" (1/1) ... [2024-11-02 12:28:01,818 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:28:01" (1/1) ... [2024-11-02 12:28:01,820 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:28:01" (1/1) ... [2024-11-02 12:28:01,832 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:28:01" (1/1) ... [2024-11-02 12:28:01,843 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:28:01" (1/1) ... [2024-11-02 12:28:01,845 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:28:01" (1/1) ... [2024-11-02 12:28:01,851 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:28:01" (1/1) ... [2024-11-02 12:28:01,858 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:28:01,862 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:28:01,862 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:28:01,862 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:28:01,863 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:28:01" (1/1) ... [2024-11-02 12:28:01,878 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:28:01,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d5ff1-ab7d-4ae9-afe0-59666b9229cd/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:28:01,917 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d5ff1-ab7d-4ae9-afe0-59666b9229cd/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:28:01,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d5ff1-ab7d-4ae9-afe0-59666b9229cd/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:28:01,961 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 12:28:01,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-02 12:28:01,962 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-02 12:28:01,962 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-02 12:28:01,963 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:28:01,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:28:02,090 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:28:02,095 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:28:02,768 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-02 12:28:02,768 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:28:02,786 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:28:02,788 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-02 12:28:02,789 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:28:02 BoogieIcfgContainer [2024-11-02 12:28:02,789 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:28:02,791 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:28:02,791 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:28:02,795 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:28:02,795 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:28:01" (1/3) ... [2024-11-02 12:28:02,796 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7780a07a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:28:02, skipping insertion in model container [2024-11-02 12:28:02,797 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:28:01" (2/3) ... [2024-11-02 12:28:02,797 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7780a07a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:28:02, skipping insertion in model container [2024-11-02 12:28:02,798 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:28:02" (3/3) ... [2024-11-02 12:28:02,800 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-49.i [2024-11-02 12:28:02,818 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:28:02,819 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-02 12:28:02,884 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 12:28:02,891 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;@1425efa8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 12:28:02,892 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-02 12:28:02,896 INFO L276 IsEmpty]: Start isEmpty. Operand has 81 states, 45 states have (on average 1.3333333333333333) internal successors, (60), 46 states have internal predecessors, (60), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2024-11-02 12:28:02,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2024-11-02 12:28:02,916 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:28:02,917 INFO L215 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:28:02,928 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:28:02,934 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:28:02,935 INFO L85 PathProgramCache]: Analyzing trace with hash 1197463362, now seen corresponding path program 1 times [2024-11-02 12:28:02,951 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:28:02,951 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [185160379] [2024-11-02 12:28:02,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:28:02,952 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 [2024-11-02 12:28:02,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d5ff1-ab7d-4ae9-afe0-59666b9229cd/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:28:02,956 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d5ff1-ab7d-4ae9-afe0-59666b9229cd/bin/utaipan-verify-DbMuA5NWw2/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) [2024-11-02 12:28:02,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d5ff1-ab7d-4ae9-afe0-59666b9229cd/bin/utaipan-verify-DbMuA5NWw2/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 [2024-11-02 12:28:03,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:28:03,358 INFO L255 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-02 12:28:03,371 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:28:03,466 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 764 proven. 0 refuted. 0 times theorem prover too weak. 1348 trivial. 0 not checked. [2024-11-02 12:28:03,466 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:28:03,467 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:28:03,467 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [185160379] [2024-11-02 12:28:03,468 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [185160379] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:28:03,470 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:28:03,471 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-02 12:28:03,473 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1897445386] [2024-11-02 12:28:03,474 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:28:03,481 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-02 12:28:03,481 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:28:03,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-02 12:28:03,510 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-02 12:28:03,513 INFO L87 Difference]: Start difference. First operand has 81 states, 45 states have (on average 1.3333333333333333) internal successors, (60), 46 states have internal predecessors, (60), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) Second operand has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2024-11-02 12:28:03,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:28:03,566 INFO L93 Difference]: Finished difference Result 154 states and 277 transitions. [2024-11-02 12:28:03,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-02 12:28:03,568 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 198 [2024-11-02 12:28:03,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:28:03,577 INFO L225 Difference]: With dead ends: 154 [2024-11-02 12:28:03,578 INFO L226 Difference]: Without dead ends: 76 [2024-11-02 12:28:03,583 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 197 GetRequests, 197 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-02 12:28:03,587 INFO L432 NwaCegarLoop]: 116 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 116 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-02 12:28:03,589 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 116 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-02 12:28:03,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2024-11-02 12:28:03,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 76. [2024-11-02 12:28:03,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 41 states have (on average 1.2195121951219512) internal successors, (50), 41 states have internal predecessors, (50), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2024-11-02 12:28:03,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 116 transitions. [2024-11-02 12:28:03,664 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 116 transitions. Word has length 198 [2024-11-02 12:28:03,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:28:03,665 INFO L471 AbstractCegarLoop]: Abstraction has 76 states and 116 transitions. [2024-11-02 12:28:03,665 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2024-11-02 12:28:03,666 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 116 transitions. [2024-11-02 12:28:03,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2024-11-02 12:28:03,672 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:28:03,672 INFO L215 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:28:03,679 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d5ff1-ab7d-4ae9-afe0-59666b9229cd/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-02 12:28:03,873 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d5ff1-ab7d-4ae9-afe0-59666b9229cd/bin/utaipan-verify-DbMuA5NWw2/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 [2024-11-02 12:28:03,874 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:28:03,874 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:28:03,875 INFO L85 PathProgramCache]: Analyzing trace with hash 420681676, now seen corresponding path program 1 times [2024-11-02 12:28:03,876 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:28:03,876 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1288361403] [2024-11-02 12:28:03,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:28:03,878 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 [2024-11-02 12:28:03,878 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d5ff1-ab7d-4ae9-afe0-59666b9229cd/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:28:03,880 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d5ff1-ab7d-4ae9-afe0-59666b9229cd/bin/utaipan-verify-DbMuA5NWw2/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) [2024-11-02 12:28:03,881 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d5ff1-ab7d-4ae9-afe0-59666b9229cd/bin/utaipan-verify-DbMuA5NWw2/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 [2024-11-02 12:28:04,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:28:04,233 INFO L255 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-02 12:28:04,256 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:28:04,827 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1076 proven. 42 refuted. 0 times theorem prover too weak. 994 trivial. 0 not checked. [2024-11-02 12:28:04,827 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-02 12:28:05,486 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 54 proven. 42 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2024-11-02 12:28:05,487 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:28:05,487 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1288361403] [2024-11-02 12:28:05,487 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1288361403] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-02 12:28:05,488 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1789368374] [2024-11-02 12:28:05,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:28:05,488 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-02 12:28:05,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d5ff1-ab7d-4ae9-afe0-59666b9229cd/bin/utaipan-verify-DbMuA5NWw2/cvc4 [2024-11-02 12:28:05,495 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d5ff1-ab7d-4ae9-afe0-59666b9229cd/bin/utaipan-verify-DbMuA5NWw2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-02 12:28:05,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d5ff1-ab7d-4ae9-afe0-59666b9229cd/bin/utaipan-verify-DbMuA5NWw2/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-02 12:28:06,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:28:06,448 INFO L255 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-02 12:28:06,463 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:28:06,839 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1076 proven. 42 refuted. 0 times theorem prover too weak. 994 trivial. 0 not checked. [2024-11-02 12:28:06,839 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-02 12:28:07,313 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 54 proven. 42 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2024-11-02 12:28:07,314 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1789368374] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-02 12:28:07,314 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [974345196] [2024-11-02 12:28:07,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:28:07,315 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-02 12:28:07,316 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d5ff1-ab7d-4ae9-afe0-59666b9229cd/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:28:07,319 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d5ff1-ab7d-4ae9-afe0-59666b9229cd/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-02 12:28:07,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d5ff1-ab7d-4ae9-afe0-59666b9229cd/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-02 12:28:07,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:28:07,529 INFO L255 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-02 12:28:07,533 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:28:07,850 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1076 proven. 42 refuted. 0 times theorem prover too weak. 994 trivial. 0 not checked. [2024-11-02 12:28:07,851 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-02 12:28:08,293 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 54 proven. 42 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2024-11-02 12:28:08,293 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [974345196] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-02 12:28:08,293 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2024-11-02 12:28:08,294 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6, 6, 6, 6] total 8 [2024-11-02 12:28:08,295 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [442069302] [2024-11-02 12:28:08,295 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2024-11-02 12:28:08,297 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-02 12:28:08,297 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:28:08,300 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-02 12:28:08,300 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-11-02 12:28:08,300 INFO L87 Difference]: Start difference. First operand 76 states and 116 transitions. Second operand has 8 states, 8 states have (on average 6.0) internal successors, (48), 8 states have internal predecessors, (48), 2 states have call successors, (47), 2 states have call predecessors, (47), 4 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) [2024-11-02 12:28:09,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:28:09,237 INFO L93 Difference]: Finished difference Result 170 states and 254 transitions. [2024-11-02 12:28:09,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-02 12:28:09,238 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.0) internal successors, (48), 8 states have internal predecessors, (48), 2 states have call successors, (47), 2 states have call predecessors, (47), 4 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) Word has length 198 [2024-11-02 12:28:09,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:28:09,242 INFO L225 Difference]: With dead ends: 170 [2024-11-02 12:28:09,242 INFO L226 Difference]: Without dead ends: 97 [2024-11-02 12:28:09,243 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1185 GetRequests, 1173 SyntacticMatches, 3 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=43, Invalid=67, Unknown=0, NotChecked=0, Total=110 [2024-11-02 12:28:09,244 INFO L432 NwaCegarLoop]: 75 mSDtfsCounter, 173 mSDsluCounter, 115 mSDsCounter, 0 mSdLazyCounter, 263 mSolverCounterSat, 76 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 191 SdHoareTripleChecker+Valid, 190 SdHoareTripleChecker+Invalid, 339 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 263 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-02 12:28:09,245 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [191 Valid, 190 Invalid, 339 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 263 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-02 12:28:09,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2024-11-02 12:28:09,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 84. [2024-11-02 12:28:09,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 48 states have (on average 1.2083333333333333) internal successors, (58), 48 states have internal predecessors, (58), 33 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2024-11-02 12:28:09,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 124 transitions. [2024-11-02 12:28:09,269 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 124 transitions. Word has length 198 [2024-11-02 12:28:09,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:28:09,270 INFO L471 AbstractCegarLoop]: Abstraction has 84 states and 124 transitions. [2024-11-02 12:28:09,270 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.0) internal successors, (48), 8 states have internal predecessors, (48), 2 states have call successors, (47), 2 states have call predecessors, (47), 4 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) [2024-11-02 12:28:09,270 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 124 transitions. [2024-11-02 12:28:09,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2024-11-02 12:28:09,275 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:28:09,275 INFO L215 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:28:09,288 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d5ff1-ab7d-4ae9-afe0-59666b9229cd/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2024-11-02 12:28:09,507 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d5ff1-ab7d-4ae9-afe0-59666b9229cd/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-11-02 12:28:09,687 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d5ff1-ab7d-4ae9-afe0-59666b9229cd/bin/utaipan-verify-DbMuA5NWw2/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-02 12:28:09,880 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d5ff1-ab7d-4ae9-afe0-59666b9229cd/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d5ff1-ab7d-4ae9-afe0-59666b9229cd/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d5ff1-ab7d-4ae9-afe0-59666b9229cd/bin/utaipan-verify-DbMuA5NWw2/cvc4 --incremental --print-success --lang smt [2024-11-02 12:28:09,882 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:28:09,882 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:28:09,883 INFO L85 PathProgramCache]: Analyzing trace with hash 813980400, now seen corresponding path program 1 times [2024-11-02 12:28:09,884 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:28:09,884 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2047198376] [2024-11-02 12:28:09,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:28:09,885 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 [2024-11-02 12:28:09,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d5ff1-ab7d-4ae9-afe0-59666b9229cd/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:28:09,892 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d5ff1-ab7d-4ae9-afe0-59666b9229cd/bin/utaipan-verify-DbMuA5NWw2/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) [2024-11-02 12:28:09,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6d5ff1-ab7d-4ae9-afe0-59666b9229cd/bin/utaipan-verify-DbMuA5NWw2/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 [2024-11-02 12:28:10,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:28:10,174 INFO L255 TraceCheckSpWp]: Trace formula consists of 310 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-02 12:28:10,196 INFO L278 TraceCheckSpWp]: Computing forward predicates...