./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-15.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_a7b2486b-0c9b-4ba5-b3f0-78d6ab23a737/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b2486b-0c9b-4ba5-b3f0-78d6ab23a737/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_a7b2486b-0c9b-4ba5-b3f0-78d6ab23a737/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b2486b-0c9b-4ba5-b3f0-78d6ab23a737/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-15.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b2486b-0c9b-4ba5-b3f0-78d6ab23a737/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_a7b2486b-0c9b-4ba5-b3f0-78d6ab23a737/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 6d199e7b6b777c136a1c8f1da4791216215da1f7aa9583adf58577835b47cc1e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:56:55,402 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:56:55,506 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b2486b-0c9b-4ba5-b3f0-78d6ab23a737/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 04:56:55,512 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:56:55,513 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:56:55,543 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:56:55,544 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:56:55,544 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:56:55,545 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:56:55,546 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:56:55,547 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:56:55,547 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:56:55,548 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:56:55,549 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 04:56:55,549 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:56:55,550 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:56:55,551 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 04:56:55,551 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 04:56:55,552 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:56:55,553 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 04:56:55,553 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 04:56:55,554 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 04:56:55,555 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:56:55,556 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:56:55,556 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:56:55,557 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:56:55,558 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:56:55,558 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:56:55,559 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:56:55,560 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:56:55,560 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:56:55,561 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:56:55,561 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:56:55,562 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:56:55,563 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:56:55,563 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:56:55,564 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:56:55,565 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:56:55,566 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:56:55,566 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:56:55,567 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 04:56:55,568 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:56:55,568 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:56:55,569 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:56:55,569 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:56:55,570 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_a7b2486b-0c9b-4ba5-b3f0-78d6ab23a737/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b2486b-0c9b-4ba5-b3f0-78d6ab23a737/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6d199e7b6b777c136a1c8f1da4791216215da1f7aa9583adf58577835b47cc1e [2023-11-19 04:56:55,947 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:56:55,983 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:56:55,986 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:56:55,987 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:56:55,988 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:56:55,990 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b2486b-0c9b-4ba5-b3f0-78d6ab23a737/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-15.i [2023-11-19 04:56:59,103 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:56:59,334 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:56:59,335 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b2486b-0c9b-4ba5-b3f0-78d6ab23a737/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-15.i [2023-11-19 04:56:59,346 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b2486b-0c9b-4ba5-b3f0-78d6ab23a737/bin/utaipan-verify-t7M7D8N6sZ/data/41787bf7e/e0e8478c0a0b425f83c8dc34a85ca197/FLAGcdd70a976 [2023-11-19 04:56:59,363 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b2486b-0c9b-4ba5-b3f0-78d6ab23a737/bin/utaipan-verify-t7M7D8N6sZ/data/41787bf7e/e0e8478c0a0b425f83c8dc34a85ca197 [2023-11-19 04:56:59,366 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:56:59,368 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:56:59,371 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:56:59,371 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:56:59,395 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:56:59,396 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:56:59" (1/1) ... [2023-11-19 04:56:59,397 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a4a66f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:59, skipping insertion in model container [2023-11-19 04:56:59,397 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:56:59" (1/1) ... [2023-11-19 04:56:59,436 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:56:59,605 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_a7b2486b-0c9b-4ba5-b3f0-78d6ab23a737/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-15.i[915,928] [2023-11-19 04:56:59,681 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:56:59,714 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:56:59,729 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_a7b2486b-0c9b-4ba5-b3f0-78d6ab23a737/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-15.i[915,928] [2023-11-19 04:56:59,794 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:56:59,823 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:56:59,824 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:59 WrapperNode [2023-11-19 04:56:59,824 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:56:59,825 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:56:59,825 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:56:59,826 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:56:59,834 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:59" (1/1) ... [2023-11-19 04:56:59,862 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:59" (1/1) ... [2023-11-19 04:56:59,908 INFO L138 Inliner]: procedures = 26, calls = 43, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 198 [2023-11-19 04:56:59,909 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:56:59,909 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:56:59,910 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:56:59,910 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:56:59,921 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:59" (1/1) ... [2023-11-19 04:56:59,921 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:59" (1/1) ... [2023-11-19 04:56:59,935 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:59" (1/1) ... [2023-11-19 04:56:59,936 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:59" (1/1) ... [2023-11-19 04:56:59,945 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:59" (1/1) ... [2023-11-19 04:56:59,961 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:59" (1/1) ... [2023-11-19 04:56:59,970 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:59" (1/1) ... [2023-11-19 04:56:59,972 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:59" (1/1) ... [2023-11-19 04:56:59,975 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:56:59,976 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:56:59,976 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:56:59,977 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:56:59,978 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:59" (1/1) ... [2023-11-19 04:56:59,995 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:57:00,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b2486b-0c9b-4ba5-b3f0-78d6ab23a737/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:57:00,021 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b2486b-0c9b-4ba5-b3f0-78d6ab23a737/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:57:00,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b2486b-0c9b-4ba5-b3f0-78d6ab23a737/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:57:00,071 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:57:00,071 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:57:00,071 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:57:00,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:57:00,072 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:57:00,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:57:00,170 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:57:00,173 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:57:00,678 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:57:00,982 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:57:00,982 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:57:00,993 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:57:00 BoogieIcfgContainer [2023-11-19 04:57:00,994 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:57:01,000 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:57:01,000 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:57:01,004 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:57:01,004 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:56:59" (1/3) ... [2023-11-19 04:57:01,005 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b9c6293 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:57:01, skipping insertion in model container [2023-11-19 04:57:01,006 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:59" (2/3) ... [2023-11-19 04:57:01,007 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b9c6293 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:57:01, skipping insertion in model container [2023-11-19 04:57:01,007 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:57:00" (3/3) ... [2023-11-19 04:57:01,009 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-15.i [2023-11-19 04:57:01,031 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:57:01,032 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 04:57:01,103 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:57:01,111 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;@b2a8389, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:57:01,112 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 04:57:01,117 INFO L276 IsEmpty]: Start isEmpty. Operand has 57 states, 24 states have (on average 1.125) internal successors, (27), 25 states have internal predecessors, (27), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2023-11-19 04:57:01,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2023-11-19 04:57:01,134 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:57:01,135 INFO L195 NwaCegarLoop]: trace histogram [30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:57:01,136 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:57:01,141 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:57:01,142 INFO L85 PathProgramCache]: Analyzing trace with hash -535298944, now seen corresponding path program 1 times [2023-11-19 04:57:01,153 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:57:01,153 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1632677574] [2023-11-19 04:57:01,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:57:01,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:57:01,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:57:01,778 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 04:57:02,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:57:02,085 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 04:57:02,087 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 04:57:02,088 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 04:57:02,090 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 04:57:02,095 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 04:57:02,100 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 04:57:02,222 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 04:57:02 BoogieIcfgContainer [2023-11-19 04:57:02,222 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 04:57:02,223 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:57:02,223 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:57:02,223 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:57:02,224 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:57:00" (3/4) ... [2023-11-19 04:57:02,226 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 04:57:02,227 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:57:02,228 INFO L158 Benchmark]: Toolchain (without parser) took 2860.82ms. Allocated memory was 134.2MB in the beginning and 190.8MB in the end (delta: 56.6MB). Free memory was 67.6MB in the beginning and 130.4MB in the end (delta: -62.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:57:02,229 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 134.2MB. Free memory was 107.6MB in the beginning and 107.6MB in the end (delta: 73.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:57:02,230 INFO L158 Benchmark]: CACSL2BoogieTranslator took 453.49ms. Allocated memory was 134.2MB in the beginning and 190.8MB in the end (delta: 56.6MB). Free memory was 67.4MB in the beginning and 152.2MB in the end (delta: -84.9MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. [2023-11-19 04:57:02,231 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.62ms. Allocated memory is still 190.8MB. Free memory was 152.2MB in the beginning and 149.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:57:02,231 INFO L158 Benchmark]: Boogie Preprocessor took 66.06ms. Allocated memory is still 190.8MB. Free memory was 149.7MB in the beginning and 147.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:57:02,232 INFO L158 Benchmark]: RCFGBuilder took 1017.64ms. Allocated memory is still 190.8MB. Free memory was 147.6MB in the beginning and 122.8MB in the end (delta: 24.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-19 04:57:02,233 INFO L158 Benchmark]: TraceAbstraction took 1222.45ms. Allocated memory is still 190.8MB. Free memory was 121.6MB in the beginning and 130.4MB in the end (delta: -8.8MB). Peak memory consumption was 51.9MB. Max. memory is 16.1GB. [2023-11-19 04:57:02,233 INFO L158 Benchmark]: Witness Printer took 4.79ms. Allocated memory is still 190.8MB. Free memory is still 130.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:57:02,237 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 134.2MB. Free memory was 107.6MB in the beginning and 107.6MB in the end (delta: 73.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 453.49ms. Allocated memory was 134.2MB in the beginning and 190.8MB in the end (delta: 56.6MB). Free memory was 67.4MB in the beginning and 152.2MB in the end (delta: -84.9MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.62ms. Allocated memory is still 190.8MB. Free memory was 152.2MB in the beginning and 149.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 66.06ms. Allocated memory is still 190.8MB. Free memory was 149.7MB in the beginning and 147.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1017.64ms. Allocated memory is still 190.8MB. Free memory was 147.6MB in the beginning and 122.8MB in the end (delta: 24.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 1222.45ms. Allocated memory is still 190.8MB. Free memory was 121.6MB in the beginning and 130.4MB in the end (delta: -8.8MB). Peak memory consumption was 51.9MB. Max. memory is 16.1GB. * Witness Printer took 4.79ms. Allocated memory is still 190.8MB. Free memory is still 130.4MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 73, overapproximation of someBinaryArithmeticDOUBLEoperation at line 74, overapproximation of someUnaryDOUBLEoperation at line 74, overapproximation of someBinaryDOUBLEComparisonOperation at line 74. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = -10; [L23] float var_1_3 = 32.4; [L24] float var_1_4 = 49.2; [L25] signed short int var_1_7 = 10; [L26] signed short int var_1_8 = 64; [L27] signed short int var_1_9 = 256; [L28] signed char var_1_10 = -5; [L29] signed char var_1_11 = 5; [L30] double var_1_12 = 256.4; [L31] float var_1_13 = 2.6; [L32] float var_1_14 = 128.125; [L33] double var_1_15 = 32.5; [L34] double var_1_16 = 10000000000.25; [L35] signed char var_1_17 = -5; [L36] unsigned char var_1_19 = 0; [L37] unsigned char var_1_20 = 0; [L38] signed long int var_1_21 = 1; [L39] signed short int var_1_22 = 17178; [L40] signed short int var_1_23 = 5; [L41] signed long int var_1_25 = -4; [L42] signed short int var_1_26 = 10; [L43] signed short int var_1_27 = 64; [L44] unsigned char var_1_28 = 8; [L45] unsigned char var_1_29 = 5; [L46] unsigned short int var_1_30 = 100; [L47] signed long int var_1_31 = 8; [L48] unsigned short int var_1_32 = 50; [L49] unsigned char var_1_33 = 0; [L50] unsigned char var_1_34 = 0; [L51] unsigned char var_1_35 = 1; [L52] unsigned char var_1_36 = 0; [L53] signed char last_1_var_1_10 = -5; [L54] signed long int last_1_var_1_21 = 1; [L55] signed long int last_1_var_1_25 = -4; [L175] isInitial = 1 [L176] FCALL initially() [L177] COND TRUE 1 [L178] CALL updateLastVariables() [L166] last_1_var_1_10 = var_1_10 [L167] last_1_var_1_21 = var_1_21 [L168] last_1_var_1_25 = var_1_25 [L178] RET updateLastVariables() [L179] CALL updateVariables() [L116] var_1_3 = __VERIFIER_nondet_float() [L117] CALL assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_4=246/5, var_1_7=10, var_1_8=64, var_1_9=256] [L20] COND FALSE !(!cond) [L117] RET assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_4=246/5, var_1_7=10, var_1_8=64, var_1_9=256] [L118] var_1_4 = __VERIFIER_nondet_float() [L119] CALL assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_4=10000000008, var_1_7=10, var_1_8=64, var_1_9=256] [L20] COND FALSE !(!cond) [L119] RET assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_4=10000000008, var_1_7=10, var_1_8=64, var_1_9=256] [L120] var_1_7 = __VERIFIER_nondet_short() [L121] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_4=10000000008, var_1_7=8368, var_1_8=64, var_1_9=256] [L20] COND FALSE !(!cond) [L121] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_4=10000000008, var_1_7=8368, var_1_8=64, var_1_9=256] [L122] CALL assume_abort_if_not(var_1_7 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_4=10000000008, var_1_7=8368, var_1_8=64, var_1_9=256] [L20] COND FALSE !(!cond) [L122] RET assume_abort_if_not(var_1_7 <= 16383) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_4=10000000008, var_1_7=8368, var_1_8=64, var_1_9=256] [L123] var_1_8 = __VERIFIER_nondet_short() [L124] CALL assume_abort_if_not(var_1_8 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_4=10000000008, var_1_7=8368, var_1_8=8369, var_1_9=256] [L20] COND FALSE !(!cond) [L124] RET assume_abort_if_not(var_1_8 >= -1) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_4=10000000008, var_1_7=8368, var_1_8=8369, var_1_9=256] [L125] CALL assume_abort_if_not(var_1_8 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_4=10000000008, var_1_7=8368, var_1_8=8369, var_1_9=256] [L20] COND FALSE !(!cond) [L125] RET assume_abort_if_not(var_1_8 <= 32766) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_4=10000000008, var_1_7=8368, var_1_8=8369, var_1_9=256] [L126] var_1_9 = __VERIFIER_nondet_short() [L127] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_4=10000000008, var_1_7=8368, var_1_8=8369, var_1_9=16383] [L20] COND FALSE !(!cond) [L127] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_4=10000000008, var_1_7=8368, var_1_8=8369, var_1_9=16383] [L128] CALL assume_abort_if_not(var_1_9 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_4=10000000008, var_1_7=8368, var_1_8=8369, var_1_9=16383] [L20] COND FALSE !(!cond) [L128] RET assume_abort_if_not(var_1_9 <= 16383) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_4=10000000008, var_1_7=8368, var_1_8=8369, var_1_9=16383] [L129] var_1_11 = __VERIFIER_nondet_char() [L130] CALL assume_abort_if_not(var_1_11 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-10, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_4=10000000008, var_1_7=8368, var_1_8=8369, var_1_9=16383] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not(var_1_11 >= -127) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-10, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_4=10000000008, var_1_7=8368, var_1_8=8369, var_1_9=16383] [L131] CALL assume_abort_if_not(var_1_11 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-10, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_4=10000000008, var_1_7=8368, var_1_8=8369, var_1_9=16383] [L20] COND FALSE !(!cond) [L131] RET assume_abort_if_not(var_1_11 <= 126) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-10, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_4=10000000008, var_1_7=8368, var_1_8=8369, var_1_9=16383] [L132] var_1_13 = __VERIFIER_nondet_float() [L133] CALL assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-10, var_1_12=1282/5, var_1_13=10000000009, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_4=10000000008, var_1_7=8368, var_1_8=8369, var_1_9=16383] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-10, var_1_12=1282/5, var_1_13=10000000009, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_4=10000000008, var_1_7=8368, var_1_8=8369, var_1_9=16383] [L134] var_1_14 = __VERIFIER_nondet_float() [L135] CALL assume_abort_if_not((var_1_14 >= -922337.2036854776000e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-10, var_1_12=1282/5, var_1_13=10000000009, var_1_14=10000000005, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_4=10000000008, var_1_7=8368, var_1_8=8369, var_1_9=16383] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not((var_1_14 >= -922337.2036854776000e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-10, var_1_12=1282/5, var_1_13=10000000009, var_1_14=10000000005, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_4=10000000008, var_1_7=8368, var_1_8=8369, var_1_9=16383] [L136] var_1_15 = __VERIFIER_nondet_double() [L137] CALL assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-10, var_1_12=1282/5, var_1_13=10000000009, var_1_14=10000000005, var_1_15=10000000006, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_4=10000000008, var_1_7=8368, var_1_8=8369, var_1_9=16383] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-10, var_1_12=1282/5, var_1_13=10000000009, var_1_14=10000000005, var_1_15=10000000006, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_4=10000000008, var_1_7=8368, var_1_8=8369, var_1_9=16383] [L138] var_1_16 = __VERIFIER_nondet_double() [L139] CALL assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-10, var_1_12=1282/5, var_1_13=10000000009, var_1_14=10000000005, var_1_15=10000000006, var_1_16=10000000007, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_4=10000000008, var_1_7=8368, var_1_8=8369, var_1_9=16383] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-10, var_1_12=1282/5, var_1_13=10000000009, var_1_14=10000000005, var_1_15=10000000006, var_1_16=10000000007, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_4=10000000008, var_1_7=8368, var_1_8=8369, var_1_9=16383] [L140] var_1_20 = __VERIFIER_nondet_uchar() [L141] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-10, var_1_12=1282/5, var_1_13=10000000009, var_1_14=10000000005, var_1_15=10000000006, var_1_16=10000000007, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_4=10000000008, var_1_7=8368, var_1_8=8369, var_1_9=16383] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-10, var_1_12=1282/5, var_1_13=10000000009, var_1_14=10000000005, var_1_15=10000000006, var_1_16=10000000007, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_4=10000000008, var_1_7=8368, var_1_8=8369, var_1_9=16383] [L142] CALL assume_abort_if_not(var_1_20 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-10, var_1_12=1282/5, var_1_13=10000000009, var_1_14=10000000005, var_1_15=10000000006, var_1_16=10000000007, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_4=10000000008, var_1_7=8368, var_1_8=8369, var_1_9=16383] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_20 <= 0) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-10, var_1_12=1282/5, var_1_13=10000000009, var_1_14=10000000005, var_1_15=10000000006, var_1_16=10000000007, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_4=10000000008, var_1_7=8368, var_1_8=8369, var_1_9=16383] [L143] var_1_22 = __VERIFIER_nondet_short() [L144] CALL assume_abort_if_not(var_1_22 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-10, var_1_12=1282/5, var_1_13=10000000009, var_1_14=10000000005, var_1_15=10000000006, var_1_16=10000000007, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=32757, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_4=10000000008, var_1_7=8368, var_1_8=8369, var_1_9=16383] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_22 >= 16383) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-10, var_1_12=1282/5, var_1_13=10000000009, var_1_14=10000000005, var_1_15=10000000006, var_1_16=10000000007, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=32757, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_4=10000000008, var_1_7=8368, var_1_8=8369, var_1_9=16383] [L145] CALL assume_abort_if_not(var_1_22 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-10, var_1_12=1282/5, var_1_13=10000000009, var_1_14=10000000005, var_1_15=10000000006, var_1_16=10000000007, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=32757, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_4=10000000008, var_1_7=8368, var_1_8=8369, var_1_9=16383] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_22 <= 32767) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-10, var_1_12=1282/5, var_1_13=10000000009, var_1_14=10000000005, var_1_15=10000000006, var_1_16=10000000007, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=32757, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_4=10000000008, var_1_7=8368, var_1_8=8369, var_1_9=16383] [L146] var_1_23 = __VERIFIER_nondet_short() [L147] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-10, var_1_12=1282/5, var_1_13=10000000009, var_1_14=10000000005, var_1_15=10000000006, var_1_16=10000000007, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=32757, var_1_23=16384, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_4=10000000008, var_1_7=8368, var_1_8=8369, var_1_9=16383] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-10, var_1_12=1282/5, var_1_13=10000000009, var_1_14=10000000005, var_1_15=10000000006, var_1_16=10000000007, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=32757, var_1_23=16384, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_4=10000000008, var_1_7=8368, var_1_8=8369, var_1_9=16383] [L148] CALL assume_abort_if_not(var_1_23 <= 16384) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-10, var_1_12=1282/5, var_1_13=10000000009, var_1_14=10000000005, var_1_15=10000000006, var_1_16=10000000007, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=32757, var_1_23=16384, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_4=10000000008, var_1_7=8368, var_1_8=8369, var_1_9=16383] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_23 <= 16384) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-10, var_1_12=1282/5, var_1_13=10000000009, var_1_14=10000000005, var_1_15=10000000006, var_1_16=10000000007, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=32757, var_1_23=16384, var_1_25=-4, var_1_26=10, var_1_27=64, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_4=10000000008, var_1_7=8368, var_1_8=8369, var_1_9=16383] [L149] var_1_27 = __VERIFIER_nondet_short() [L150] CALL assume_abort_if_not(var_1_27 >= -32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-10, var_1_12=1282/5, var_1_13=10000000009, var_1_14=10000000005, var_1_15=10000000006, var_1_16=10000000007, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=32757, var_1_23=16384, var_1_25=-4, var_1_26=10, var_1_27=-32767, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_4=10000000008, var_1_7=8368, var_1_8=8369, var_1_9=16383] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_27 >= -32767) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-10, var_1_12=1282/5, var_1_13=10000000009, var_1_14=10000000005, var_1_15=10000000006, var_1_16=10000000007, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=32757, var_1_23=16384, var_1_25=-4, var_1_26=10, var_1_27=-32767, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_4=10000000008, var_1_7=8368, var_1_8=8369, var_1_9=16383] [L151] CALL assume_abort_if_not(var_1_27 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-10, var_1_12=1282/5, var_1_13=10000000009, var_1_14=10000000005, var_1_15=10000000006, var_1_16=10000000007, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=32757, var_1_23=16384, var_1_25=-4, var_1_26=10, var_1_27=-32767, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_4=10000000008, var_1_7=8368, var_1_8=8369, var_1_9=16383] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_27 <= 32766) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-10, var_1_12=1282/5, var_1_13=10000000009, var_1_14=10000000005, var_1_15=10000000006, var_1_16=10000000007, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=32757, var_1_23=16384, var_1_25=-4, var_1_26=10, var_1_27=-32767, var_1_28=8, var_1_29=5, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_4=10000000008, var_1_7=8368, var_1_8=8369, var_1_9=16383] [L152] var_1_29 = __VERIFIER_nondet_uchar() [L153] CALL assume_abort_if_not(var_1_29 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-10, var_1_12=1282/5, var_1_13=10000000009, var_1_14=10000000005, var_1_15=10000000006, var_1_16=10000000007, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=32757, var_1_23=16384, var_1_25=-4, var_1_26=10, var_1_27=-32767, var_1_28=8, var_1_29=0, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_4=10000000008, var_1_7=8368, var_1_8=8369, var_1_9=16383] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_29 >= 0) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-10, var_1_12=1282/5, var_1_13=10000000009, var_1_14=10000000005, var_1_15=10000000006, var_1_16=10000000007, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=32757, var_1_23=16384, var_1_25=-4, var_1_26=10, var_1_27=-32767, var_1_28=8, var_1_29=0, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_4=10000000008, var_1_7=8368, var_1_8=8369, var_1_9=16383] [L154] CALL assume_abort_if_not(var_1_29 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-10, var_1_12=1282/5, var_1_13=10000000009, var_1_14=10000000005, var_1_15=10000000006, var_1_16=10000000007, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=32757, var_1_23=16384, var_1_25=-4, var_1_26=10, var_1_27=-32767, var_1_28=8, var_1_29=0, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_4=10000000008, var_1_7=8368, var_1_8=8369, var_1_9=16383] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_29 <= 254) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-10, var_1_12=1282/5, var_1_13=10000000009, var_1_14=10000000005, var_1_15=10000000006, var_1_16=10000000007, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=32757, var_1_23=16384, var_1_25=-4, var_1_26=10, var_1_27=-32767, var_1_28=8, var_1_29=0, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=0, var_1_4=10000000008, var_1_7=8368, var_1_8=8369, var_1_9=16383] [L155] var_1_34 = __VERIFIER_nondet_uchar() [L156] CALL assume_abort_if_not(var_1_34 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-10, var_1_12=1282/5, var_1_13=10000000009, var_1_14=10000000005, var_1_15=10000000006, var_1_16=10000000007, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=32757, var_1_23=16384, var_1_25=-4, var_1_26=10, var_1_27=-32767, var_1_28=8, var_1_29=0, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=1, var_1_35=1, var_1_36=0, var_1_4=10000000008, var_1_7=8368, var_1_8=8369, var_1_9=16383] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_34 >= 0) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-10, var_1_12=1282/5, var_1_13=10000000009, var_1_14=10000000005, var_1_15=10000000006, var_1_16=10000000007, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=32757, var_1_23=16384, var_1_25=-4, var_1_26=10, var_1_27=-32767, var_1_28=8, var_1_29=0, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=1, var_1_35=1, var_1_36=0, var_1_4=10000000008, var_1_7=8368, var_1_8=8369, var_1_9=16383] [L157] CALL assume_abort_if_not(var_1_34 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-10, var_1_12=1282/5, var_1_13=10000000009, var_1_14=10000000005, var_1_15=10000000006, var_1_16=10000000007, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=32757, var_1_23=16384, var_1_25=-4, var_1_26=10, var_1_27=-32767, var_1_28=8, var_1_29=0, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=1, var_1_35=1, var_1_36=0, var_1_4=10000000008, var_1_7=8368, var_1_8=8369, var_1_9=16383] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_34 <= 1) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-10, var_1_12=1282/5, var_1_13=10000000009, var_1_14=10000000005, var_1_15=10000000006, var_1_16=10000000007, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=32757, var_1_23=16384, var_1_25=-4, var_1_26=10, var_1_27=-32767, var_1_28=8, var_1_29=0, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=1, var_1_35=1, var_1_36=0, var_1_4=10000000008, var_1_7=8368, var_1_8=8369, var_1_9=16383] [L158] var_1_35 = __VERIFIER_nondet_uchar() [L159] CALL assume_abort_if_not(var_1_35 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-10, var_1_12=1282/5, var_1_13=10000000009, var_1_14=10000000005, var_1_15=10000000006, var_1_16=10000000007, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=32757, var_1_23=16384, var_1_25=-4, var_1_26=10, var_1_27=-32767, var_1_28=8, var_1_29=0, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=1, var_1_35=0, var_1_36=0, var_1_4=10000000008, var_1_7=8368, var_1_8=8369, var_1_9=16383] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_35 >= 0) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-10, var_1_12=1282/5, var_1_13=10000000009, var_1_14=10000000005, var_1_15=10000000006, var_1_16=10000000007, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=32757, var_1_23=16384, var_1_25=-4, var_1_26=10, var_1_27=-32767, var_1_28=8, var_1_29=0, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=1, var_1_35=0, var_1_36=0, var_1_4=10000000008, var_1_7=8368, var_1_8=8369, var_1_9=16383] [L160] CALL assume_abort_if_not(var_1_35 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-10, var_1_12=1282/5, var_1_13=10000000009, var_1_14=10000000005, var_1_15=10000000006, var_1_16=10000000007, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=32757, var_1_23=16384, var_1_25=-4, var_1_26=10, var_1_27=-32767, var_1_28=8, var_1_29=0, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=1, var_1_35=0, var_1_36=0, var_1_4=10000000008, var_1_7=8368, var_1_8=8369, var_1_9=16383] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_35 <= 1) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-10, var_1_12=1282/5, var_1_13=10000000009, var_1_14=10000000005, var_1_15=10000000006, var_1_16=10000000007, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=32757, var_1_23=16384, var_1_25=-4, var_1_26=10, var_1_27=-32767, var_1_28=8, var_1_29=0, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=1, var_1_35=0, var_1_36=0, var_1_4=10000000008, var_1_7=8368, var_1_8=8369, var_1_9=16383] [L161] var_1_36 = __VERIFIER_nondet_uchar() [L162] CALL assume_abort_if_not(var_1_36 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-10, var_1_12=1282/5, var_1_13=10000000009, var_1_14=10000000005, var_1_15=10000000006, var_1_16=10000000007, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=32757, var_1_23=16384, var_1_25=-4, var_1_26=10, var_1_27=-32767, var_1_28=8, var_1_29=0, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=1, var_1_35=0, var_1_36=1, var_1_4=10000000008, var_1_7=8368, var_1_8=8369, var_1_9=16383] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_36 >= 1) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-10, var_1_12=1282/5, var_1_13=10000000009, var_1_14=10000000005, var_1_15=10000000006, var_1_16=10000000007, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=32757, var_1_23=16384, var_1_25=-4, var_1_26=10, var_1_27=-32767, var_1_28=8, var_1_29=0, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=1, var_1_35=0, var_1_36=1, var_1_4=10000000008, var_1_7=8368, var_1_8=8369, var_1_9=16383] [L163] CALL assume_abort_if_not(var_1_36 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-10, var_1_12=1282/5, var_1_13=10000000009, var_1_14=10000000005, var_1_15=10000000006, var_1_16=10000000007, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=32757, var_1_23=16384, var_1_25=-4, var_1_26=10, var_1_27=-32767, var_1_28=8, var_1_29=0, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=1, var_1_35=0, var_1_36=1, var_1_4=10000000008, var_1_7=8368, var_1_8=8369, var_1_9=16383] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_36 <= 1) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=-10, var_1_12=1282/5, var_1_13=10000000009, var_1_14=10000000005, var_1_15=10000000006, var_1_16=10000000007, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=32757, var_1_23=16384, var_1_25=-4, var_1_26=10, var_1_27=-32767, var_1_28=8, var_1_29=0, var_1_30=100, var_1_31=8, var_1_32=50, var_1_33=0, var_1_34=1, var_1_35=0, var_1_36=1, var_1_4=10000000008, var_1_7=8368, var_1_8=8369, var_1_9=16383] [L179] RET updateVariables() [L180] CALL step() [L59] var_1_26 = var_1_27 [L60] var_1_28 = var_1_29 [L61] var_1_30 = var_1_29 [L62] var_1_31 = -128 [L63] var_1_32 = var_1_28 [L64] COND TRUE \read(var_1_34) [L65] var_1_33 = (((var_1_26 < var_1_30) || var_1_35) || var_1_36) [L67] COND TRUE last_1_var_1_10 < last_1_var_1_25 [L68] COND TRUE var_1_11 <= last_1_var_1_25 [L69] var_1_19 = var_1_20 [L72] var_1_10 = var_1_11 [L73] COND TRUE var_1_4 >= (var_1_3 * (var_1_13 + var_1_14)) [L74] var_1_12 = (((((var_1_15 - var_1_16)) < (-0.85)) ? ((var_1_15 - var_1_16)) : (-0.85))) [L78] unsigned char stepLocal_1 = var_1_19; [L79] COND FALSE !(var_1_12 <= ((((var_1_12) < (var_1_12)) ? (var_1_12) : (var_1_12)))) [L86] COND FALSE !(\read(var_1_19)) [L89] var_1_25 = var_1_10 [L91] unsigned char stepLocal_0 = var_1_12 > var_1_12; [L92] COND FALSE !(var_1_19 || stepLocal_0) [L95] var_1_1 = ((((((var_1_7 + 1)) < (var_1_8)) ? ((var_1_7 + 1)) : (var_1_8))) - (24762 - var_1_9)) [L97] signed long int stepLocal_3 = var_1_22 + var_1_11; [L98] signed long int stepLocal_2 = (var_1_22 - var_1_23) - var_1_9; [L99] COND FALSE !(\read(var_1_20)) [L112] var_1_21 = var_1_9 [L180] RET step() [L181] CALL, EXPR property() [L171-L172] return (((((((var_1_19 || (var_1_12 > var_1_12)) ? (var_1_1 == ((signed short int) (var_1_17 + var_1_17))) : (var_1_1 == ((signed short int) ((((((var_1_7 + 1)) < (var_1_8)) ? ((var_1_7 + 1)) : (var_1_8))) - (24762 - var_1_9))))) && (var_1_10 == ((signed char) var_1_11))) && ((var_1_4 >= (var_1_3 * (var_1_13 + var_1_14))) ? (var_1_12 == ((double) (((((var_1_15 - var_1_16)) < (-0.85)) ? ((var_1_15 - var_1_16)) : (-0.85))))) : (var_1_12 == ((double) var_1_16)))) && ((var_1_12 <= ((((var_1_12) < (var_1_12)) ? (var_1_12) : (var_1_12)))) ? ((var_1_19 || var_1_19) ? (var_1_17 == ((signed char) var_1_11)) : (var_1_17 == ((signed char) var_1_11))) : 1)) && ((last_1_var_1_10 < last_1_var_1_25) ? ((var_1_11 <= last_1_var_1_25) ? (var_1_19 == ((unsigned char) var_1_20)) : 1) : 1)) && (var_1_20 ? ((var_1_10 < ((var_1_22 - var_1_23) - var_1_9)) ? (var_1_19 ? ((last_1_var_1_21 == (var_1_22 + var_1_11)) ? (var_1_21 == ((signed long int) var_1_1)) : 1) : (var_1_21 == ((signed long int) var_1_10))) : (var_1_21 == ((signed long int) var_1_11))) : (var_1_21 == ((signed long int) var_1_9)))) && (var_1_19 ? (var_1_25 == ((signed long int) (var_1_17 + ((((var_1_17) < (((((var_1_8) < (var_1_17)) ? (var_1_8) : (var_1_17))))) ? (var_1_17) : (((((var_1_8) < (var_1_17)) ? (var_1_8) : (var_1_17))))))))) : (var_1_25 == ((signed long int) var_1_10))) ; [L181] RET, EXPR property() [L181] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-10, var_1_11=-10, var_1_12=10000000007, var_1_13=10000000009, var_1_14=10000000005, var_1_15=10000000006, var_1_16=10000000007, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=16383, var_1_22=32757, var_1_23=16384, var_1_25=-10, var_1_26=-32767, var_1_27=-32767, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=-128, var_1_32=0, var_1_33=1, var_1_34=1, var_1_35=0, var_1_36=1, var_1_4=10000000008, var_1_7=8368, var_1_8=8369, var_1_9=16383] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-10, var_1_11=-10, var_1_12=10000000007, var_1_13=10000000009, var_1_14=10000000005, var_1_15=10000000006, var_1_16=10000000007, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=16383, var_1_22=32757, var_1_23=16384, var_1_25=-10, var_1_26=-32767, var_1_27=-32767, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=-128, var_1_32=0, var_1_33=1, var_1_34=1, var_1_35=0, var_1_36=1, var_1_4=10000000008, var_1_7=8368, var_1_8=8369, var_1_9=16383] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 57 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 1, TraceHistogramMax: 30, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=57occurred 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, 0.5s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 112 NumberOfCodeBlocks, 112 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 04:57:02,289 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b2486b-0c9b-4ba5-b3f0-78d6ab23a737/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_a7b2486b-0c9b-4ba5-b3f0-78d6ab23a737/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b2486b-0c9b-4ba5-b3f0-78d6ab23a737/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_a7b2486b-0c9b-4ba5-b3f0-78d6ab23a737/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b2486b-0c9b-4ba5-b3f0-78d6ab23a737/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-15.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b2486b-0c9b-4ba5-b3f0-78d6ab23a737/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_a7b2486b-0c9b-4ba5-b3f0-78d6ab23a737/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 6d199e7b6b777c136a1c8f1da4791216215da1f7aa9583adf58577835b47cc1e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:57:05,046 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:57:05,191 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b2486b-0c9b-4ba5-b3f0-78d6ab23a737/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 04:57:05,201 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:57:05,202 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:57:05,251 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:57:05,252 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:57:05,252 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:57:05,254 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:57:05,259 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:57:05,260 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:57:05,260 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:57:05,261 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:57:05,263 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:57:05,263 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:57:05,264 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:57:05,265 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:57:05,265 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:57:05,266 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:57:05,267 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:57:05,268 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:57:05,268 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:57:05,269 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:57:05,269 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:57:05,270 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:57:05,270 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:57:05,270 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:57:05,271 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:57:05,272 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:57:05,272 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:57:05,274 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:57:05,274 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 04:57:05,274 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:57:05,275 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:57:05,275 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:57:05,275 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:57:05,276 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:57:05,276 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:57:05,276 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:57:05,277 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:57:05,277 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:57:05,278 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:57:05,278 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_a7b2486b-0c9b-4ba5-b3f0-78d6ab23a737/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b2486b-0c9b-4ba5-b3f0-78d6ab23a737/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6d199e7b6b777c136a1c8f1da4791216215da1f7aa9583adf58577835b47cc1e [2023-11-19 04:57:05,727 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:57:05,765 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:57:05,768 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:57:05,769 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:57:05,770 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:57:05,771 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b2486b-0c9b-4ba5-b3f0-78d6ab23a737/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-15.i [2023-11-19 04:57:08,945 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:57:09,240 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:57:09,240 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b2486b-0c9b-4ba5-b3f0-78d6ab23a737/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-15.i [2023-11-19 04:57:09,253 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b2486b-0c9b-4ba5-b3f0-78d6ab23a737/bin/utaipan-verify-t7M7D8N6sZ/data/2a1127ebf/f205894a519c4d369dc84992381325a2/FLAG79f3f7dbd [2023-11-19 04:57:09,272 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b2486b-0c9b-4ba5-b3f0-78d6ab23a737/bin/utaipan-verify-t7M7D8N6sZ/data/2a1127ebf/f205894a519c4d369dc84992381325a2 [2023-11-19 04:57:09,277 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:57:09,279 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:57:09,282 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:57:09,283 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:57:09,288 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:57:09,289 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:57:09" (1/1) ... [2023-11-19 04:57:09,290 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62d7ae51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:57:09, skipping insertion in model container [2023-11-19 04:57:09,290 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:57:09" (1/1) ... [2023-11-19 04:57:09,343 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:57:09,515 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_a7b2486b-0c9b-4ba5-b3f0-78d6ab23a737/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-15.i[915,928] [2023-11-19 04:57:09,598 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:57:09,616 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:57:09,631 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_a7b2486b-0c9b-4ba5-b3f0-78d6ab23a737/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-15.i[915,928] [2023-11-19 04:57:09,671 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:57:09,694 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:57:09,694 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:57:09 WrapperNode [2023-11-19 04:57:09,695 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:57:09,696 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:57:09,697 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:57:09,697 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:57:09,705 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:57:09" (1/1) ... [2023-11-19 04:57:09,775 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:57:09" (1/1) ... [2023-11-19 04:57:09,816 INFO L138 Inliner]: procedures = 27, calls = 43, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 191 [2023-11-19 04:57:09,817 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:57:09,818 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:57:09,818 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:57:09,818 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:57:09,828 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:57:09" (1/1) ... [2023-11-19 04:57:09,829 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:57:09" (1/1) ... [2023-11-19 04:57:09,835 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:57:09" (1/1) ... [2023-11-19 04:57:09,835 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:57:09" (1/1) ... [2023-11-19 04:57:09,850 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:57:09" (1/1) ... [2023-11-19 04:57:09,854 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:57:09" (1/1) ... [2023-11-19 04:57:09,858 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:57:09" (1/1) ... [2023-11-19 04:57:09,861 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:57:09" (1/1) ... [2023-11-19 04:57:09,885 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:57:09,886 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:57:09,886 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:57:09,886 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:57:09,887 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:57:09" (1/1) ... [2023-11-19 04:57:09,894 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:57:09,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b2486b-0c9b-4ba5-b3f0-78d6ab23a737/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:57:09,934 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b2486b-0c9b-4ba5-b3f0-78d6ab23a737/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:57:09,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b2486b-0c9b-4ba5-b3f0-78d6ab23a737/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:57:09,980 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:57:09,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:57:09,981 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:57:09,981 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:57:09,981 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:57:09,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:57:10,126 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:57:10,129 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:57:14,942 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:57:14,953 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:57:14,953 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:57:14,958 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:57:14 BoogieIcfgContainer [2023-11-19 04:57:14,958 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:57:14,961 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:57:14,961 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:57:14,981 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:57:14,982 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:57:09" (1/3) ... [2023-11-19 04:57:14,984 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19aef6d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:57:14, skipping insertion in model container [2023-11-19 04:57:14,984 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:57:09" (2/3) ... [2023-11-19 04:57:14,986 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19aef6d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:57:14, skipping insertion in model container [2023-11-19 04:57:14,987 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:57:14" (3/3) ... [2023-11-19 04:57:14,989 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-15.i [2023-11-19 04:57:15,011 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:57:15,011 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 04:57:15,066 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:57:15,073 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;@6d019153, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:57:15,073 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 04:57:15,078 INFO L276 IsEmpty]: Start isEmpty. Operand has 83 states, 50 states have (on average 1.34) internal successors, (67), 51 states have internal predecessors, (67), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2023-11-19 04:57:15,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2023-11-19 04:57:15,097 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:57:15,098 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:57:15,099 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:57:15,104 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:57:15,105 INFO L85 PathProgramCache]: Analyzing trace with hash 475994103, now seen corresponding path program 1 times [2023-11-19 04:57:15,124 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:57:15,125 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [471248763] [2023-11-19 04:57:15,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:57:15,126 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 04:57:15,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b2486b-0c9b-4ba5-b3f0-78d6ab23a737/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:57:15,132 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b2486b-0c9b-4ba5-b3f0-78d6ab23a737/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 04:57:15,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b2486b-0c9b-4ba5-b3f0-78d6ab23a737/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 04:57:15,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:57:15,774 INFO L262 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:57:15,789 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:57:15,867 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 538 proven. 0 refuted. 0 times theorem prover too weak. 1202 trivial. 0 not checked. [2023-11-19 04:57:15,868 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:57:15,869 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:57:15,869 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [471248763] [2023-11-19 04:57:15,870 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [471248763] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:57:15,870 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:57:15,870 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 04:57:15,872 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1713819862] [2023-11-19 04:57:15,873 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:57:15,878 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 04:57:15,878 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:57:15,911 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 04:57:15,913 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 04:57:15,916 INFO L87 Difference]: Start difference. First operand has 83 states, 50 states have (on average 1.34) internal successors, (67), 51 states have internal predecessors, (67), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) Second operand has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2023-11-19 04:57:15,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:57:15,979 INFO L93 Difference]: Finished difference Result 159 states and 278 transitions. [2023-11-19 04:57:15,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 04:57:15,981 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 188 [2023-11-19 04:57:15,982 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:57:15,991 INFO L225 Difference]: With dead ends: 159 [2023-11-19 04:57:15,991 INFO L226 Difference]: Without dead ends: 79 [2023-11-19 04:57:15,996 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 187 GetRequests, 187 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 04:57:16,000 INFO L413 NwaCegarLoop]: 120 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, 120 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 04:57:16,001 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 120 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 04:57:16,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2023-11-19 04:57:16,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 79. [2023-11-19 04:57:16,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 47 states have (on average 1.2765957446808511) internal successors, (60), 47 states have internal predecessors, (60), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2023-11-19 04:57:16,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 120 transitions. [2023-11-19 04:57:16,059 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 120 transitions. Word has length 188 [2023-11-19 04:57:16,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:57:16,059 INFO L495 AbstractCegarLoop]: Abstraction has 79 states and 120 transitions. [2023-11-19 04:57:16,060 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2023-11-19 04:57:16,060 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 120 transitions. [2023-11-19 04:57:16,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2023-11-19 04:57:16,066 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:57:16,066 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:57:16,078 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b2486b-0c9b-4ba5-b3f0-78d6ab23a737/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 04:57:16,277 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b2486b-0c9b-4ba5-b3f0-78d6ab23a737/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 04:57:16,277 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:57:16,278 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:57:16,278 INFO L85 PathProgramCache]: Analyzing trace with hash 1438946435, now seen corresponding path program 1 times [2023-11-19 04:57:16,279 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:57:16,279 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [27786850] [2023-11-19 04:57:16,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:57:16,280 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 04:57:16,280 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b2486b-0c9b-4ba5-b3f0-78d6ab23a737/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:57:16,282 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b2486b-0c9b-4ba5-b3f0-78d6ab23a737/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 04:57:16,336 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b2486b-0c9b-4ba5-b3f0-78d6ab23a737/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 04:57:16,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:57:16,853 INFO L262 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:57:16,864 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:57:19,647 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2023-11-19 04:57:19,648 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:57:19,659 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:57:19,660 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [27786850] [2023-11-19 04:57:19,660 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [27786850] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:57:19,661 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:57:19,661 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 04:57:19,661 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [629748346] [2023-11-19 04:57:19,662 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:57:19,663 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 04:57:19,664 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:57:19,665 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 04:57:19,665 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 04:57:19,666 INFO L87 Difference]: Start difference. First operand 79 states and 120 transitions. Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2023-11-19 04:57:21,274 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:57:23,278 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.90s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:57:23,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:57:23,279 INFO L93 Difference]: Finished difference Result 232 states and 355 transitions. [2023-11-19 04:57:23,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-19 04:57:23,304 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 188 [2023-11-19 04:57:23,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:57:23,309 INFO L225 Difference]: With dead ends: 232 [2023-11-19 04:57:23,310 INFO L226 Difference]: Without dead ends: 156 [2023-11-19 04:57:23,311 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 188 GetRequests, 185 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 04:57:23,313 INFO L413 NwaCegarLoop]: 115 mSDtfsCounter, 62 mSDsluCounter, 220 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 62 SdHoareTripleChecker+Valid, 335 SdHoareTripleChecker+Invalid, 80 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2023-11-19 04:57:23,314 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [62 Valid, 335 Invalid, 80 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time] [2023-11-19 04:57:23,316 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2023-11-19 04:57:23,363 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 135. [2023-11-19 04:57:23,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 135 states, 72 states have (on average 1.1944444444444444) internal successors, (86), 72 states have internal predecessors, (86), 60 states have call successors, (60), 2 states have call predecessors, (60), 2 states have return successors, (60), 60 states have call predecessors, (60), 60 states have call successors, (60) [2023-11-19 04:57:23,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 206 transitions. [2023-11-19 04:57:23,367 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 206 transitions. Word has length 188 [2023-11-19 04:57:23,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:57:23,368 INFO L495 AbstractCegarLoop]: Abstraction has 135 states and 206 transitions. [2023-11-19 04:57:23,369 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2023-11-19 04:57:23,369 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 206 transitions. [2023-11-19 04:57:23,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2023-11-19 04:57:23,373 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:57:23,374 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:57:23,385 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b2486b-0c9b-4ba5-b3f0-78d6ab23a737/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)] Forceful destruction successful, exit code 0 [2023-11-19 04:57:23,584 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b2486b-0c9b-4ba5-b3f0-78d6ab23a737/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 04:57:23,584 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:57:23,585 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:57:23,585 INFO L85 PathProgramCache]: Analyzing trace with hash -1041350117, now seen corresponding path program 1 times [2023-11-19 04:57:23,586 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:57:23,587 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [663585374] [2023-11-19 04:57:23,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:57:23,587 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 04:57:23,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b2486b-0c9b-4ba5-b3f0-78d6ab23a737/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:57:23,594 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b2486b-0c9b-4ba5-b3f0-78d6ab23a737/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 04:57:23,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b2486b-0c9b-4ba5-b3f0-78d6ab23a737/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 (4)] Waiting until timeout for monitored process [2023-11-19 04:57:24,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:57:24,142 INFO L262 TraceCheckSpWp]: Trace formula consists of 311 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:57:24,150 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:57:27,472 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2023-11-19 04:57:27,473 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:57:27,473 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:57:27,473 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [663585374] [2023-11-19 04:57:27,473 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [663585374] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:57:27,474 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:57:27,474 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 04:57:27,474 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [932641144] [2023-11-19 04:57:27,474 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:57:27,475 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 04:57:27,475 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:57:27,476 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 04:57:27,476 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 04:57:27,477 INFO L87 Difference]: Start difference. First operand 135 states and 206 transitions. Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2023-11-19 04:57:29,766 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:57:33,274 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:57:34,699 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-19 04:57:36,729 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-19 04:57:37,906 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Bool, RoundingMode, FloatingPoint, Real], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-19 04:57:39,002 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Bool, RoundingMode, FloatingPoint, Real], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-19 04:57:41,674 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Bool, RoundingMode, FloatingPoint, Real], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-19 04:57:46,678 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-19 04:57:48,752 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-19 04:57:50,755 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-19 04:57:50,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:57:50,755 INFO L93 Difference]: Finished difference Result 287 states and 440 transitions. [2023-11-19 04:57:50,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-19 04:57:50,778 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 189 [2023-11-19 04:57:50,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:57:50,783 INFO L225 Difference]: With dead ends: 287 [2023-11-19 04:57:50,783 INFO L226 Difference]: Without dead ends: 211 [2023-11-19 04:57:50,785 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 189 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 04:57:50,786 INFO L413 NwaCegarLoop]: 212 mSDtfsCounter, 87 mSDsluCounter, 101 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 60 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 87 SdHoareTripleChecker+Valid, 313 SdHoareTripleChecker+Invalid, 99 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.5s IncrementalHoareTripleChecker+Time [2023-11-19 04:57:50,787 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [87 Valid, 313 Invalid, 99 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 33 Invalid, 6 Unknown, 0 Unchecked, 22.5s Time] [2023-11-19 04:57:50,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 211 states. [2023-11-19 04:57:50,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 211 to 137. [2023-11-19 04:57:50,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 137 states, 74 states have (on average 1.1891891891891893) internal successors, (88), 74 states have internal predecessors, (88), 60 states have call successors, (60), 2 states have call predecessors, (60), 2 states have return successors, (60), 60 states have call predecessors, (60), 60 states have call successors, (60) [2023-11-19 04:57:50,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 208 transitions. [2023-11-19 04:57:50,845 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 208 transitions. Word has length 189 [2023-11-19 04:57:50,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:57:50,846 INFO L495 AbstractCegarLoop]: Abstraction has 137 states and 208 transitions. [2023-11-19 04:57:50,847 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2023-11-19 04:57:50,847 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 208 transitions. [2023-11-19 04:57:50,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2023-11-19 04:57:50,850 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:57:50,851 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:57:50,867 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b2486b-0c9b-4ba5-b3f0-78d6ab23a737/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 (4)] Forceful destruction successful, exit code 0 [2023-11-19 04:57:51,061 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b2486b-0c9b-4ba5-b3f0-78d6ab23a737/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 04:57:51,062 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:57:51,062 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:57:51,063 INFO L85 PathProgramCache]: Analyzing trace with hash -783184679, now seen corresponding path program 1 times [2023-11-19 04:57:51,063 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:57:51,064 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [796629118] [2023-11-19 04:57:51,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:57:51,064 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 04:57:51,064 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b2486b-0c9b-4ba5-b3f0-78d6ab23a737/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:57:51,066 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b2486b-0c9b-4ba5-b3f0-78d6ab23a737/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 04:57:51,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b2486b-0c9b-4ba5-b3f0-78d6ab23a737/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 (5)] Waiting until timeout for monitored process [2023-11-19 04:57:51,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:57:51,551 INFO L262 TraceCheckSpWp]: Trace formula consists of 311 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 04:57:51,562 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:57:53,851 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 39 proven. 896 refuted. 0 times theorem prover too weak. 805 trivial. 0 not checked. [2023-11-19 04:57:53,851 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 04:57:54,755 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 39 proven. 48 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2023-11-19 04:57:54,755 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:57:54,756 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [796629118] [2023-11-19 04:57:54,756 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [796629118] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 04:57:54,756 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [78610824] [2023-11-19 04:57:54,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:57:54,757 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 04:57:54,757 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b2486b-0c9b-4ba5-b3f0-78d6ab23a737/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 04:57:54,761 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b2486b-0c9b-4ba5-b3f0-78d6ab23a737/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 04:57:54,766 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b2486b-0c9b-4ba5-b3f0-78d6ab23a737/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-19 04:57:55,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:57:55,309 INFO L262 TraceCheckSpWp]: Trace formula consists of 311 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:57:55,314 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:57:55,511 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2023-11-19 04:57:55,511 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:57:55,512 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [78610824] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:57:55,512 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-19 04:57:55,512 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [6, 6] total 13 [2023-11-19 04:57:55,513 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [138802350] [2023-11-19 04:57:55,513 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:57:55,514 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 04:57:55,514 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:57:55,515 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 04:57:55,515 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2023-11-19 04:57:55,515 INFO L87 Difference]: Start difference. First operand 137 states and 208 transitions. Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30)