./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-16.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_301894ad-b04d-487e-8253-6dee6d245de1/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301894ad-b04d-487e-8253-6dee6d245de1/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301894ad-b04d-487e-8253-6dee6d245de1/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301894ad-b04d-487e-8253-6dee6d245de1/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-16.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301894ad-b04d-487e-8253-6dee6d245de1/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301894ad-b04d-487e-8253-6dee6d245de1/bin/utaipan-verify-t7M7D8N6sZ --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 53b80b500f1c3e6ef66692aede3d66b913959846a370626499a84b69a5b8c202 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:00:50,540 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:00:50,646 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301894ad-b04d-487e-8253-6dee6d245de1/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 05:00:50,655 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:00:50,659 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:00:50,705 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:00:50,705 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:00:50,706 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:00:50,708 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:00:50,713 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:00:50,713 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:00:50,715 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:00:50,715 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:00:50,717 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 05:00:50,717 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:00:50,718 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:00:50,718 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 05:00:50,719 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 05:00:50,719 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:00:50,720 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 05:00:50,720 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 05:00:50,721 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 05:00:50,722 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:00:50,723 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:00:50,723 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:00:50,723 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 05:00:50,724 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:00:50,724 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:00:50,725 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:00:50,725 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:00:50,727 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:00:50,727 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:00:50,727 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:00:50,727 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:00:50,728 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:00:50,728 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:00:50,728 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:00:50,729 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:00:50,729 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:00:50,729 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:00:50,729 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 05:00:50,730 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 05:00:50,730 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:00:50,730 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:00:50,731 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:00:50,731 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_301894ad-b04d-487e-8253-6dee6d245de1/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301894ad-b04d-487e-8253-6dee6d245de1/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 53b80b500f1c3e6ef66692aede3d66b913959846a370626499a84b69a5b8c202 [2023-11-19 05:00:50,997 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:00:51,021 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:00:51,024 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:00:51,025 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:00:51,026 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:00:51,027 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301894ad-b04d-487e-8253-6dee6d245de1/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-16.i [2023-11-19 05:00:54,116 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:00:54,325 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:00:54,325 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301894ad-b04d-487e-8253-6dee6d245de1/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-16.i [2023-11-19 05:00:54,335 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301894ad-b04d-487e-8253-6dee6d245de1/bin/utaipan-verify-t7M7D8N6sZ/data/4f48f0075/3641422192a5490ebeabbd6d8e047f97/FLAGe66a292fc [2023-11-19 05:00:54,350 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301894ad-b04d-487e-8253-6dee6d245de1/bin/utaipan-verify-t7M7D8N6sZ/data/4f48f0075/3641422192a5490ebeabbd6d8e047f97 [2023-11-19 05:00:54,353 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:00:54,355 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:00:54,356 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:00:54,356 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:00:54,362 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:00:54,363 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:00:54" (1/1) ... [2023-11-19 05:00:54,364 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66508cdf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:54, skipping insertion in model container [2023-11-19 05:00:54,364 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:00:54" (1/1) ... [2023-11-19 05:00:54,399 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:00:54,550 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301894ad-b04d-487e-8253-6dee6d245de1/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-16.i[913,926] [2023-11-19 05:00:54,617 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:00:54,630 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:00:54,642 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301894ad-b04d-487e-8253-6dee6d245de1/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-16.i[913,926] [2023-11-19 05:00:54,673 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:00:54,692 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:00:54,692 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:54 WrapperNode [2023-11-19 05:00:54,692 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:00:54,693 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:00:54,693 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:00:54,693 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:00:54,699 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:54" (1/1) ... [2023-11-19 05:00:54,709 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:54" (1/1) ... [2023-11-19 05:00:54,756 INFO L138 Inliner]: procedures = 26, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 183 [2023-11-19 05:00:54,757 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:00:54,758 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:00:54,758 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:00:54,758 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:00:54,776 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:54" (1/1) ... [2023-11-19 05:00:54,776 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:54" (1/1) ... [2023-11-19 05:00:54,780 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:54" (1/1) ... [2023-11-19 05:00:54,780 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:54" (1/1) ... [2023-11-19 05:00:54,791 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:54" (1/1) ... [2023-11-19 05:00:54,795 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:54" (1/1) ... [2023-11-19 05:00:54,798 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:54" (1/1) ... [2023-11-19 05:00:54,800 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:54" (1/1) ... [2023-11-19 05:00:54,805 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:00:54,806 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:00:54,806 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:00:54,806 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:00:54,807 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:54" (1/1) ... [2023-11-19 05:00:54,816 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:00:54,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301894ad-b04d-487e-8253-6dee6d245de1/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:00:54,845 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301894ad-b04d-487e-8253-6dee6d245de1/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:00:54,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301894ad-b04d-487e-8253-6dee6d245de1/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:00:54,893 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:00:54,893 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:00:54,893 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:00:54,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 05:00:54,893 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:00:54,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:00:54,974 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:00:54,976 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:00:55,424 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:00:55,746 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:00:55,746 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:00:55,753 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:00:55 BoogieIcfgContainer [2023-11-19 05:00:55,753 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:00:55,757 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:00:55,757 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:00:55,760 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:00:55,761 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:00:54" (1/3) ... [2023-11-19 05:00:55,762 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6701d055 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:00:55, skipping insertion in model container [2023-11-19 05:00:55,762 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:54" (2/3) ... [2023-11-19 05:00:55,764 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6701d055 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:00:55, skipping insertion in model container [2023-11-19 05:00:55,765 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:00:55" (3/3) ... [2023-11-19 05:00:55,767 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_normal_file-16.i [2023-11-19 05:00:55,788 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:00:55,788 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:00:55,854 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:00:55,865 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@5b030aad, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:00:55,866 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:00:55,870 INFO L276 IsEmpty]: Start isEmpty. Operand has 44 states, 19 states have (on average 1.1578947368421053) internal successors, (22), 20 states have internal predecessors, (22), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2023-11-19 05:00:55,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-19 05:00:55,884 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:00:55,885 INFO L195 NwaCegarLoop]: trace histogram [22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:00:55,885 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:00:55,891 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:00:55,891 INFO L85 PathProgramCache]: Analyzing trace with hash 543312865, now seen corresponding path program 1 times [2023-11-19 05:00:55,899 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:00:55,899 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [581082800] [2023-11-19 05:00:55,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:00:55,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:00:56,098 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 05:00:56,098 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1186020951] [2023-11-19 05:00:56,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:00:56,099 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:00:56,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301894ad-b04d-487e-8253-6dee6d245de1/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:00:56,119 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301894ad-b04d-487e-8253-6dee6d245de1/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 05:00:56,146 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301894ad-b04d-487e-8253-6dee6d245de1/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 05:00:56,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:00:56,388 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 05:00:56,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:00:56,592 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 05:00:56,594 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 05:00:56,596 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 05:00:56,612 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301894ad-b04d-487e-8253-6dee6d245de1/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-19 05:00:56,806 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301894ad-b04d-487e-8253-6dee6d245de1/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:00:56,811 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 05:00:56,815 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 05:00:56,948 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 05:00:56 BoogieIcfgContainer [2023-11-19 05:00:56,948 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 05:00:56,949 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 05:00:56,949 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 05:00:56,949 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 05:00:56,950 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:00:55" (3/4) ... [2023-11-19 05:00:56,955 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 05:00:56,956 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 05:00:56,957 INFO L158 Benchmark]: Toolchain (without parser) took 2602.50ms. Allocated memory is still 182.5MB. Free memory was 143.7MB in the beginning and 66.2MB in the end (delta: 77.5MB). Peak memory consumption was 79.4MB. Max. memory is 16.1GB. [2023-11-19 05:00:56,958 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 134.2MB. Free memory is still 77.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:00:56,959 INFO L158 Benchmark]: CACSL2BoogieTranslator took 336.28ms. Allocated memory is still 182.5MB. Free memory was 143.5MB in the beginning and 129.5MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 05:00:56,960 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.95ms. Allocated memory is still 182.5MB. Free memory was 129.5MB in the beginning and 126.8MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 05:00:56,965 INFO L158 Benchmark]: Boogie Preprocessor took 47.51ms. Allocated memory is still 182.5MB. Free memory was 126.8MB in the beginning and 124.8MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 05:00:56,967 INFO L158 Benchmark]: RCFGBuilder took 947.03ms. Allocated memory is still 182.5MB. Free memory was 124.8MB in the beginning and 111.3MB in the end (delta: 13.5MB). Peak memory consumption was 29.1MB. Max. memory is 16.1GB. [2023-11-19 05:00:56,968 INFO L158 Benchmark]: TraceAbstraction took 1191.52ms. Allocated memory is still 182.5MB. Free memory was 110.3MB in the beginning and 66.2MB in the end (delta: 44.0MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2023-11-19 05:00:56,968 INFO L158 Benchmark]: Witness Printer took 7.26ms. Allocated memory is still 182.5MB. Free memory is still 66.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:00:56,976 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 134.2MB. Free memory is still 77.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 336.28ms. Allocated memory is still 182.5MB. Free memory was 143.5MB in the beginning and 129.5MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.95ms. Allocated memory is still 182.5MB. Free memory was 129.5MB in the beginning and 126.8MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.51ms. Allocated memory is still 182.5MB. Free memory was 126.8MB in the beginning and 124.8MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 947.03ms. Allocated memory is still 182.5MB. Free memory was 124.8MB in the beginning and 111.3MB in the end (delta: 13.5MB). Peak memory consumption was 29.1MB. Max. memory is 16.1GB. * TraceAbstraction took 1191.52ms. Allocated memory is still 182.5MB. Free memory was 110.3MB in the beginning and 66.2MB in the end (delta: 44.0MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * Witness Printer took 7.26ms. Allocated memory is still 182.5MB. Free memory is still 66.2MB. 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 92, overapproximation of bitwiseOr at line 66, overapproximation of someBinaryArithmeticDOUBLEoperation at line 82, overapproximation of someBinaryDOUBLEComparisonOperation at line 139, overapproximation of someUnaryFLOAToperation at line 92, overapproximation of someBinaryArithmeticFLOAToperation at line 92. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = -50; [L23] unsigned char var_1_4 = 0; [L24] signed short int var_1_5 = 8; [L25] signed short int var_1_6 = 64; [L26] unsigned short int var_1_7 = 8; [L27] unsigned short int var_1_8 = 256; [L28] signed long int var_1_9 = 2; [L29] signed long int var_1_10 = 1441729073; [L30] unsigned short int var_1_11 = 32; [L31] double var_1_12 = 7.6; [L32] double var_1_13 = 127.8; [L33] signed char var_1_14 = 32; [L34] signed char var_1_15 = 50; [L35] signed char var_1_16 = 0; [L36] signed char var_1_17 = 16; [L37] float var_1_18 = 0.4; [L38] unsigned char var_1_19 = 0; [L39] float var_1_20 = 24.4; [L40] float var_1_21 = 500.5; [L41] float var_1_22 = 99.324; [L42] unsigned short int var_1_23 = 128; [L43] unsigned short int last_1_var_1_7 = 8; [L44] unsigned short int last_1_var_1_11 = 32; [L45] signed char last_1_var_1_14 = 32; [L46] unsigned short int last_1_var_1_23 = 128; [L143] isInitial = 1 [L144] FCALL initially() [L145] COND TRUE 1 [L146] CALL updateLastVariables() [L133] last_1_var_1_7 = var_1_7 [L134] last_1_var_1_11 = var_1_11 [L135] last_1_var_1_14 = var_1_14 [L136] last_1_var_1_23 = var_1_23 [L146] RET updateLastVariables() [L147] CALL updateVariables() [L96] var_1_4 = __VERIFIER_nondet_uchar() [L97] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_5=8, var_1_6=64, var_1_7=8, var_1_8=256, var_1_9=2] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_5=8, var_1_6=64, var_1_7=8, var_1_8=256, var_1_9=2] [L98] CALL assume_abort_if_not(var_1_4 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=1, var_1_5=8, var_1_6=64, var_1_7=8, var_1_8=256, var_1_9=2] [L20] COND FALSE !(!cond) [L98] RET assume_abort_if_not(var_1_4 <= 1) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=1, var_1_5=8, var_1_6=64, var_1_7=8, var_1_8=256, var_1_9=2] [L99] var_1_5 = __VERIFIER_nondet_short() [L100] CALL assume_abort_if_not(var_1_5 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=1, var_1_5=8, var_1_6=64, var_1_7=8, var_1_8=256, var_1_9=2] [L20] COND FALSE !(!cond) [L100] RET assume_abort_if_not(var_1_5 >= -1) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=1, var_1_5=8, var_1_6=64, var_1_7=8, var_1_8=256, var_1_9=2] [L101] CALL assume_abort_if_not(var_1_5 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=1, var_1_5=8, var_1_6=64, var_1_7=8, var_1_8=256, var_1_9=2] [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not(var_1_5 <= 32766) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=1, var_1_5=8, var_1_6=64, var_1_7=8, var_1_8=256, var_1_9=2] [L102] var_1_6 = __VERIFIER_nondet_short() [L103] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=1, var_1_5=8, var_1_6=8, var_1_7=8, var_1_8=256, var_1_9=2] [L20] COND FALSE !(!cond) [L103] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=1, var_1_5=8, var_1_6=8, var_1_7=8, var_1_8=256, var_1_9=2] [L104] CALL assume_abort_if_not(var_1_6 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=1, var_1_5=8, var_1_6=8, var_1_7=8, var_1_8=256, var_1_9=2] [L20] COND FALSE !(!cond) [L104] RET assume_abort_if_not(var_1_6 <= 32766) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=1, var_1_5=8, var_1_6=8, var_1_7=8, var_1_8=256, var_1_9=2] [L105] var_1_8 = __VERIFIER_nondet_ushort() [L106] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=1, var_1_5=8, var_1_6=8, var_1_7=8, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L106] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=1, var_1_5=8, var_1_6=8, var_1_7=8, var_1_8=0, var_1_9=2] [L107] CALL assume_abort_if_not(var_1_8 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=1, var_1_5=8, var_1_6=8, var_1_7=8, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L107] RET assume_abort_if_not(var_1_8 <= 32767) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=1, var_1_5=8, var_1_6=8, var_1_7=8, var_1_8=0, var_1_9=2] [L108] var_1_10 = __VERIFIER_nondet_long() [L109] CALL assume_abort_if_not(var_1_10 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741823, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=1, var_1_5=8, var_1_6=8, var_1_7=8, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L109] RET assume_abort_if_not(var_1_10 >= 1073741823) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741823, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=1, var_1_5=8, var_1_6=8, var_1_7=8, var_1_8=0, var_1_9=2] [L110] CALL assume_abort_if_not(var_1_10 <= 2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741823, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=1, var_1_5=8, var_1_6=8, var_1_7=8, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L110] RET assume_abort_if_not(var_1_10 <= 2147483646) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741823, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=1, var_1_5=8, var_1_6=8, var_1_7=8, var_1_8=0, var_1_9=2] [L111] var_1_13 = __VERIFIER_nondet_double() [L112] CALL assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741823, var_1_11=32, var_1_12=38/5, var_1_13=2, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=1, var_1_5=8, var_1_6=8, var_1_7=8, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L112] RET assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741823, var_1_11=32, var_1_12=38/5, var_1_13=2, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=1, var_1_5=8, var_1_6=8, var_1_7=8, var_1_8=0, var_1_9=2] [L113] var_1_15 = __VERIFIER_nondet_char() [L114] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741823, var_1_11=32, var_1_12=38/5, var_1_13=2, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=1, var_1_5=8, var_1_6=8, var_1_7=8, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L114] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741823, var_1_11=32, var_1_12=38/5, var_1_13=2, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=1, var_1_5=8, var_1_6=8, var_1_7=8, var_1_8=0, var_1_9=2] [L115] CALL assume_abort_if_not(var_1_15 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741823, var_1_11=32, var_1_12=38/5, var_1_13=2, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=1, var_1_5=8, var_1_6=8, var_1_7=8, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L115] RET assume_abort_if_not(var_1_15 <= 63) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741823, var_1_11=32, var_1_12=38/5, var_1_13=2, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=1, var_1_5=8, var_1_6=8, var_1_7=8, var_1_8=0, var_1_9=2] [L116] var_1_16 = __VERIFIER_nondet_char() [L117] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741823, var_1_11=32, var_1_12=38/5, var_1_13=2, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=1, var_1_5=8, var_1_6=8, var_1_7=8, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L117] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741823, var_1_11=32, var_1_12=38/5, var_1_13=2, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=1, var_1_5=8, var_1_6=8, var_1_7=8, var_1_8=0, var_1_9=2] [L118] CALL assume_abort_if_not(var_1_16 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741823, var_1_11=32, var_1_12=38/5, var_1_13=2, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=1, var_1_5=8, var_1_6=8, var_1_7=8, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L118] RET assume_abort_if_not(var_1_16 <= 63) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741823, var_1_11=32, var_1_12=38/5, var_1_13=2, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=1, var_1_5=8, var_1_6=8, var_1_7=8, var_1_8=0, var_1_9=2] [L119] var_1_17 = __VERIFIER_nondet_char() [L120] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741823, var_1_11=32, var_1_12=38/5, var_1_13=2, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=1, var_1_5=8, var_1_6=8, var_1_7=8, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L120] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741823, var_1_11=32, var_1_12=38/5, var_1_13=2, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=1, var_1_5=8, var_1_6=8, var_1_7=8, var_1_8=0, var_1_9=2] [L121] CALL assume_abort_if_not(var_1_17 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741823, var_1_11=32, var_1_12=38/5, var_1_13=2, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=1, var_1_5=8, var_1_6=8, var_1_7=8, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L121] RET assume_abort_if_not(var_1_17 <= 63) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741823, var_1_11=32, var_1_12=38/5, var_1_13=2, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=1, var_1_5=8, var_1_6=8, var_1_7=8, var_1_8=0, var_1_9=2] [L122] var_1_19 = __VERIFIER_nondet_uchar() [L123] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741823, var_1_11=32, var_1_12=38/5, var_1_13=2, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2/5, var_1_19=1, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=1, var_1_5=8, var_1_6=8, var_1_7=8, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L123] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741823, var_1_11=32, var_1_12=38/5, var_1_13=2, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2/5, var_1_19=1, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=1, var_1_5=8, var_1_6=8, var_1_7=8, var_1_8=0, var_1_9=2] [L124] CALL assume_abort_if_not(var_1_19 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741823, var_1_11=32, var_1_12=38/5, var_1_13=2, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2/5, var_1_19=1, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=1, var_1_5=8, var_1_6=8, var_1_7=8, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L124] RET assume_abort_if_not(var_1_19 <= 1) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741823, var_1_11=32, var_1_12=38/5, var_1_13=2, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2/5, var_1_19=1, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=1, var_1_5=8, var_1_6=8, var_1_7=8, var_1_8=0, var_1_9=2] [L125] var_1_20 = __VERIFIER_nondet_float() [L126] CALL assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741823, var_1_11=32, var_1_12=38/5, var_1_13=2, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2/5, var_1_19=1, var_1_1=-50, var_1_20=3, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=1, var_1_5=8, var_1_6=8, var_1_7=8, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L126] RET assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741823, var_1_11=32, var_1_12=38/5, var_1_13=2, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2/5, var_1_19=1, var_1_1=-50, var_1_20=3, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=1, var_1_5=8, var_1_6=8, var_1_7=8, var_1_8=0, var_1_9=2] [L127] var_1_21 = __VERIFIER_nondet_float() [L128] CALL assume_abort_if_not((var_1_21 >= -230584.3009213691390e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 2305843.009213691390e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741823, var_1_11=32, var_1_12=38/5, var_1_13=2, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2/5, var_1_19=1, var_1_1=-50, var_1_20=3, var_1_21=4, var_1_22=24831/250, var_1_23=128, var_1_4=1, var_1_5=8, var_1_6=8, var_1_7=8, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L128] RET assume_abort_if_not((var_1_21 >= -230584.3009213691390e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 2305843.009213691390e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741823, var_1_11=32, var_1_12=38/5, var_1_13=2, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2/5, var_1_19=1, var_1_1=-50, var_1_20=3, var_1_21=4, var_1_22=24831/250, var_1_23=128, var_1_4=1, var_1_5=8, var_1_6=8, var_1_7=8, var_1_8=0, var_1_9=2] [L129] var_1_22 = __VERIFIER_nondet_float() [L130] CALL assume_abort_if_not((var_1_22 >= -230584.3009213691390e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 2305843.009213691390e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741823, var_1_11=32, var_1_12=38/5, var_1_13=2, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2/5, var_1_19=1, var_1_1=-50, var_1_20=3, var_1_21=4, var_1_22=5, var_1_23=128, var_1_4=1, var_1_5=8, var_1_6=8, var_1_7=8, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not((var_1_22 >= -230584.3009213691390e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 2305843.009213691390e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741823, var_1_11=32, var_1_12=38/5, var_1_13=2, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2/5, var_1_19=1, var_1_1=-50, var_1_20=3, var_1_21=4, var_1_22=5, var_1_23=128, var_1_4=1, var_1_5=8, var_1_6=8, var_1_7=8, var_1_8=0, var_1_9=2] [L147] RET updateVariables() [L148] CALL step() [L50] signed long int stepLocal_0 = last_1_var_1_11; [L51] COND FALSE !((last_1_var_1_23 / -50) >= stepLocal_0) [L58] var_1_1 = var_1_5 [L60] COND FALSE !(var_1_4 && (((((var_1_1) < 0 ) ? -(var_1_1) : (var_1_1))) > var_1_5)) [L63] COND FALSE !(var_1_6 > 128) [L66] EXPR var_1_5 | var_1_6 [L66] signed long int stepLocal_2 = var_1_5 | var_1_6; [L67] COND FALSE !(((var_1_9 + var_1_23) * var_1_9) < stepLocal_2) [L72] var_1_11 = var_1_8 [L74] signed short int stepLocal_1 = var_1_6; [L75] COND FALSE !(last_1_var_1_7 < stepLocal_1) [L78] unsigned short int stepLocal_4 = var_1_8; [L79] signed long int stepLocal_3 = var_1_9; [L80] COND FALSE !(stepLocal_3 < (- var_1_10)) [L85] var_1_12 = var_1_13 [L87] unsigned short int stepLocal_5 = var_1_8; [L88] COND FALSE !(last_1_var_1_14 <= stepLocal_5) [L91] COND TRUE var_1_4 || var_1_19 [L92] var_1_18 = ((((var_1_20 + (var_1_21 + var_1_22)) < 0 ) ? -(var_1_20 + (var_1_21 + var_1_22)) : (var_1_20 + (var_1_21 + var_1_22)))) [L148] RET step() [L149] CALL, EXPR property() [L139] EXPR (((((last_1_var_1_23 / -50) >= last_1_var_1_11) ? (var_1_4 ? (var_1_1 == ((signed short int) (var_1_5 - var_1_6))) : (var_1_1 == ((signed short int) var_1_5))) : (var_1_1 == ((signed short int) var_1_5))) && ((last_1_var_1_7 < var_1_6) ? (var_1_7 == ((unsigned short int) (var_1_6 + var_1_8))) : 1)) && ((var_1_6 > 128) ? (var_1_9 == ((signed long int) (var_1_8 - (var_1_10 - var_1_1)))) : 1)) && ((((var_1_9 + var_1_23) * var_1_9) < (var_1_5 | var_1_6)) ? (var_1_4 ? (var_1_11 == ((unsigned short int) var_1_8)) : 1) : (var_1_11 == ((unsigned short int) var_1_8))) [L139] EXPR var_1_5 | var_1_6 [L139] EXPR (((((last_1_var_1_23 / -50) >= last_1_var_1_11) ? (var_1_4 ? (var_1_1 == ((signed short int) (var_1_5 - var_1_6))) : (var_1_1 == ((signed short int) var_1_5))) : (var_1_1 == ((signed short int) var_1_5))) && ((last_1_var_1_7 < var_1_6) ? (var_1_7 == ((unsigned short int) (var_1_6 + var_1_8))) : 1)) && ((var_1_6 > 128) ? (var_1_9 == ((signed long int) (var_1_8 - (var_1_10 - var_1_1)))) : 1)) && ((((var_1_9 + var_1_23) * var_1_9) < (var_1_5 | var_1_6)) ? (var_1_4 ? (var_1_11 == ((unsigned short int) var_1_8)) : 1) : (var_1_11 == ((unsigned short int) var_1_8))) [L139-L140] return (((((((((last_1_var_1_23 / -50) >= last_1_var_1_11) ? (var_1_4 ? (var_1_1 == ((signed short int) (var_1_5 - var_1_6))) : (var_1_1 == ((signed short int) var_1_5))) : (var_1_1 == ((signed short int) var_1_5))) && ((last_1_var_1_7 < var_1_6) ? (var_1_7 == ((unsigned short int) (var_1_6 + var_1_8))) : 1)) && ((var_1_6 > 128) ? (var_1_9 == ((signed long int) (var_1_8 - (var_1_10 - var_1_1)))) : 1)) && ((((var_1_9 + var_1_23) * var_1_9) < (var_1_5 | var_1_6)) ? (var_1_4 ? (var_1_11 == ((unsigned short int) var_1_8)) : 1) : (var_1_11 == ((unsigned short int) var_1_8)))) && ((var_1_9 < (- var_1_10)) ? ((var_1_8 <= var_1_9) ? (var_1_12 == ((double) (var_1_13 - 63.75))) : 1) : (var_1_12 == ((double) var_1_13)))) && ((last_1_var_1_14 <= var_1_8) ? (var_1_14 == ((signed char) ((((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16))) - var_1_17) + -2))) : 1)) && ((var_1_4 || var_1_19) ? (var_1_18 == ((float) ((((var_1_20 + (var_1_21 + var_1_22)) < 0 ) ? -(var_1_20 + (var_1_21 + var_1_22)) : (var_1_20 + (var_1_21 + var_1_22)))))) : 1)) && ((var_1_4 && (((((var_1_1) < 0 ) ? -(var_1_1) : (var_1_1))) > var_1_5)) ? (var_1_23 == ((unsigned short int) var_1_6)) : 1) ; [L149] RET, EXPR property() [L149] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741823, var_1_11=0, var_1_12=2, var_1_13=2, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=6, var_1_19=1, var_1_1=8, var_1_20=3, var_1_21=4, var_1_22=5, var_1_23=128, var_1_4=1, var_1_5=8, var_1_6=8, var_1_7=8, var_1_8=0, var_1_9=2] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741823, var_1_11=0, var_1_12=2, var_1_13=2, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=6, var_1_19=1, var_1_1=8, var_1_20=3, var_1_21=4, var_1_22=5, var_1_23=128, var_1_4=1, var_1_5=8, var_1_6=8, var_1_7=8, var_1_8=0, var_1_9=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 44 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 1, TraceHistogramMax: 22, 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=44occurred 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, 0.2s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 83 NumberOfCodeBlocks, 83 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 05:00:57,057 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301894ad-b04d-487e-8253-6dee6d245de1/bin/utaipan-verify-t7M7D8N6sZ/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_301894ad-b04d-487e-8253-6dee6d245de1/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301894ad-b04d-487e-8253-6dee6d245de1/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301894ad-b04d-487e-8253-6dee6d245de1/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301894ad-b04d-487e-8253-6dee6d245de1/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-16.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301894ad-b04d-487e-8253-6dee6d245de1/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301894ad-b04d-487e-8253-6dee6d245de1/bin/utaipan-verify-t7M7D8N6sZ --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 53b80b500f1c3e6ef66692aede3d66b913959846a370626499a84b69a5b8c202 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:00:59,716 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:00:59,855 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301894ad-b04d-487e-8253-6dee6d245de1/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 05:00:59,864 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:00:59,865 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:00:59,913 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:00:59,914 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:00:59,914 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:00:59,916 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:00:59,921 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:00:59,921 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:00:59,922 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:00:59,923 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:00:59,925 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:00:59,925 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:00:59,926 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:00:59,927 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:00:59,928 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:00:59,928 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:00:59,930 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:00:59,930 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:00:59,931 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:00:59,931 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:00:59,932 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:00:59,932 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 05:00:59,933 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 05:00:59,934 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 05:00:59,934 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:00:59,935 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:00:59,935 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:00:59,937 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:00:59,937 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 05:00:59,938 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:00:59,938 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:00:59,939 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:00:59,939 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:00:59,939 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:00:59,940 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 05:00:59,940 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 05:00:59,941 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:00:59,942 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:00:59,942 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:00:59,942 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_301894ad-b04d-487e-8253-6dee6d245de1/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301894ad-b04d-487e-8253-6dee6d245de1/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 53b80b500f1c3e6ef66692aede3d66b913959846a370626499a84b69a5b8c202 [2023-11-19 05:01:00,321 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:01:00,357 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:01:00,360 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:01:00,361 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:01:00,362 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:01:00,363 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301894ad-b04d-487e-8253-6dee6d245de1/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-16.i [2023-11-19 05:01:03,507 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:01:03,807 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:01:03,814 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301894ad-b04d-487e-8253-6dee6d245de1/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-16.i [2023-11-19 05:01:03,824 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301894ad-b04d-487e-8253-6dee6d245de1/bin/utaipan-verify-t7M7D8N6sZ/data/45df6dfbc/30ea6994801947bfb849bfa94b05634f/FLAGf834f2306 [2023-11-19 05:01:03,836 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301894ad-b04d-487e-8253-6dee6d245de1/bin/utaipan-verify-t7M7D8N6sZ/data/45df6dfbc/30ea6994801947bfb849bfa94b05634f [2023-11-19 05:01:03,839 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:01:03,840 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:01:03,842 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:01:03,842 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:01:03,847 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:01:03,848 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:01:03" (1/1) ... [2023-11-19 05:01:03,849 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e660572 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:01:03, skipping insertion in model container [2023-11-19 05:01:03,849 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:01:03" (1/1) ... [2023-11-19 05:01:03,882 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:01:04,085 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301894ad-b04d-487e-8253-6dee6d245de1/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-16.i[913,926] [2023-11-19 05:01:04,186 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:01:04,213 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:01:04,231 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301894ad-b04d-487e-8253-6dee6d245de1/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-16.i[913,926] [2023-11-19 05:01:04,292 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:01:04,317 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:01:04,318 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:01:04 WrapperNode [2023-11-19 05:01:04,318 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:01:04,319 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:01:04,320 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:01:04,320 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:01:04,328 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:01:04" (1/1) ... [2023-11-19 05:01:04,355 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:01:04" (1/1) ... [2023-11-19 05:01:04,404 INFO L138 Inliner]: procedures = 27, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 153 [2023-11-19 05:01:04,404 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:01:04,405 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:01:04,405 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:01:04,406 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:01:04,417 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:01:04" (1/1) ... [2023-11-19 05:01:04,417 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:01:04" (1/1) ... [2023-11-19 05:01:04,433 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:01:04" (1/1) ... [2023-11-19 05:01:04,433 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:01:04" (1/1) ... [2023-11-19 05:01:04,454 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:01:04" (1/1) ... [2023-11-19 05:01:04,458 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:01:04" (1/1) ... [2023-11-19 05:01:04,461 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:01:04" (1/1) ... [2023-11-19 05:01:04,463 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:01:04" (1/1) ... [2023-11-19 05:01:04,488 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:01:04,489 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:01:04,490 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:01:04,490 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:01:04,491 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:01:04" (1/1) ... [2023-11-19 05:01:04,502 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:01:04,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301894ad-b04d-487e-8253-6dee6d245de1/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:01:04,561 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301894ad-b04d-487e-8253-6dee6d245de1/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:01:04,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301894ad-b04d-487e-8253-6dee6d245de1/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:01:04,611 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:01:04,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 05:01:04,612 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:01:04,612 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:01:04,612 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:01:04,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:01:04,749 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:01:04,752 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:01:06,197 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:01:06,208 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:01:06,209 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:01:06,213 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:01:06 BoogieIcfgContainer [2023-11-19 05:01:06,213 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:01:06,215 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:01:06,215 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:01:06,219 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:01:06,219 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:01:03" (1/3) ... [2023-11-19 05:01:06,220 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a4100fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:01:06, skipping insertion in model container [2023-11-19 05:01:06,220 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:01:04" (2/3) ... [2023-11-19 05:01:06,220 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a4100fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:01:06, skipping insertion in model container [2023-11-19 05:01:06,220 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:01:06" (3/3) ... [2023-11-19 05:01:06,222 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_normal_file-16.i [2023-11-19 05:01:06,236 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:01:06,236 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:01:06,293 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:01:06,299 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6e8c80f8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:01:06,300 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:01:06,305 INFO L276 IsEmpty]: Start isEmpty. Operand has 69 states, 44 states have (on average 1.3636363636363635) internal successors, (60), 45 states have internal predecessors, (60), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2023-11-19 05:01:06,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2023-11-19 05:01:06,327 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:01:06,329 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:01:06,332 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:01:06,338 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:01:06,338 INFO L85 PathProgramCache]: Analyzing trace with hash 1928066714, now seen corresponding path program 1 times [2023-11-19 05:01:06,356 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:01:06,357 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1657968632] [2023-11-19 05:01:06,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:01:06,357 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:01:06,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301894ad-b04d-487e-8253-6dee6d245de1/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:01:06,360 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301894ad-b04d-487e-8253-6dee6d245de1/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 05:01:06,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301894ad-b04d-487e-8253-6dee6d245de1/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-19 05:01:06,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:01:06,937 INFO L262 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 05:01:06,950 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:01:07,021 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 434 proven. 0 refuted. 0 times theorem prover too weak. 490 trivial. 0 not checked. [2023-11-19 05:01:07,027 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:01:07,028 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:01:07,028 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1657968632] [2023-11-19 05:01:07,029 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1657968632] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:01:07,029 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:01:07,029 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 05:01:07,031 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [40426003] [2023-11-19 05:01:07,032 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:01:07,038 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 05:01:07,038 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:01:07,081 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 05:01:07,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 05:01:07,084 INFO L87 Difference]: Start difference. First operand has 69 states, 44 states have (on average 1.3636363636363635) internal successors, (60), 45 states have internal predecessors, (60), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) Second operand has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2023-11-19 05:01:07,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:01:07,137 INFO L93 Difference]: Finished difference Result 131 states and 224 transitions. [2023-11-19 05:01:07,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 05:01:07,140 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 144 [2023-11-19 05:01:07,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:01:07,151 INFO L225 Difference]: With dead ends: 131 [2023-11-19 05:01:07,151 INFO L226 Difference]: Without dead ends: 65 [2023-11-19 05:01:07,155 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 05:01:07,160 INFO L413 NwaCegarLoop]: 97 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, 97 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 [2023-11-19 05:01:07,161 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 97 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 05:01:07,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2023-11-19 05:01:07,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 65. [2023-11-19 05:01:07,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65 states, 41 states have (on average 1.2926829268292683) internal successors, (53), 41 states have internal predecessors, (53), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2023-11-19 05:01:07,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 97 transitions. [2023-11-19 05:01:07,227 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 97 transitions. Word has length 144 [2023-11-19 05:01:07,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:01:07,228 INFO L495 AbstractCegarLoop]: Abstraction has 65 states and 97 transitions. [2023-11-19 05:01:07,229 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2023-11-19 05:01:07,229 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 97 transitions. [2023-11-19 05:01:07,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2023-11-19 05:01:07,240 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:01:07,240 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:01:07,257 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301894ad-b04d-487e-8253-6dee6d245de1/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-19 05:01:07,451 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301894ad-b04d-487e-8253-6dee6d245de1/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:01:07,451 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:01:07,452 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:01:07,452 INFO L85 PathProgramCache]: Analyzing trace with hash -1824750510, now seen corresponding path program 1 times [2023-11-19 05:01:07,454 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:01:07,455 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1007611459] [2023-11-19 05:01:07,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:01:07,457 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:01:07,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301894ad-b04d-487e-8253-6dee6d245de1/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:01:07,459 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301894ad-b04d-487e-8253-6dee6d245de1/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 05:01:07,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301894ad-b04d-487e-8253-6dee6d245de1/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-19 05:01:08,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:01:08,020 INFO L262 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 31 conjunts are in the unsatisfiable core [2023-11-19 05:01:08,041 INFO L285 TraceCheckSpWp]: Computing forward predicates...