./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-19.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a66ffc-ea0d-4235-909d-8d1b3f70ded9/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a66ffc-ea0d-4235-909d-8d1b3f70ded9/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_c4a66ffc-ea0d-4235-909d-8d1b3f70ded9/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a66ffc-ea0d-4235-909d-8d1b3f70ded9/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-19.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a66ffc-ea0d-4235-909d-8d1b3f70ded9/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_c4a66ffc-ea0d-4235-909d-8d1b3f70ded9/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 5b72a25a45ddb053841073c3214836b12fbdffb21981cf7d203259ec1755f4cf --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:25:19,535 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:25:19,670 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a66ffc-ea0d-4235-909d-8d1b3f70ded9/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 05:25:19,675 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:25:19,676 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:25:19,705 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:25:19,706 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:25:19,707 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:25:19,708 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:25:19,708 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:25:19,709 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:25:19,710 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:25:19,710 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:25:19,711 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 05:25:19,711 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:25:19,712 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:25:19,713 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 05:25:19,713 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 05:25:19,714 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:25:19,715 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 05:25:19,715 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 05:25:19,716 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 05:25:19,717 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:25:19,718 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:25:19,718 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:25:19,719 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 05:25:19,720 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:25:19,720 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:25:19,721 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:25:19,721 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:25:19,722 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:25:19,722 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:25:19,723 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:25:19,723 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:25:19,724 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:25:19,724 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:25:19,725 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:25:19,725 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:25:19,726 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:25:19,726 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:25:19,727 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 05:25:19,727 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 05:25:19,728 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:25:19,728 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:25:19,729 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:25:19,729 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_c4a66ffc-ea0d-4235-909d-8d1b3f70ded9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a66ffc-ea0d-4235-909d-8d1b3f70ded9/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5b72a25a45ddb053841073c3214836b12fbdffb21981cf7d203259ec1755f4cf [2023-11-19 05:25:20,095 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:25:20,149 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:25:20,152 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:25:20,154 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:25:20,154 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:25:20,156 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a66ffc-ea0d-4235-909d-8d1b3f70ded9/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-19.i [2023-11-19 05:25:23,404 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:25:23,656 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:25:23,657 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a66ffc-ea0d-4235-909d-8d1b3f70ded9/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-19.i [2023-11-19 05:25:23,668 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a66ffc-ea0d-4235-909d-8d1b3f70ded9/bin/utaipan-verify-t7M7D8N6sZ/data/35204625d/b1e76ef851fe49c7a9a56ee56d53818a/FLAG469f8642c [2023-11-19 05:25:23,684 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a66ffc-ea0d-4235-909d-8d1b3f70ded9/bin/utaipan-verify-t7M7D8N6sZ/data/35204625d/b1e76ef851fe49c7a9a56ee56d53818a [2023-11-19 05:25:23,687 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:25:23,689 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:25:23,690 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:25:23,691 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:25:23,696 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:25:23,697 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:25:23" (1/1) ... [2023-11-19 05:25:23,699 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60858ffc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:25:23, skipping insertion in model container [2023-11-19 05:25:23,699 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:25:23" (1/1) ... [2023-11-19 05:25:23,740 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:25:23,970 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_c4a66ffc-ea0d-4235-909d-8d1b3f70ded9/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-19.i[917,930] [2023-11-19 05:25:24,065 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:25:24,081 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:25:24,097 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_c4a66ffc-ea0d-4235-909d-8d1b3f70ded9/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-19.i[917,930] [2023-11-19 05:25:24,153 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:25:24,175 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:25:24,176 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:25:24 WrapperNode [2023-11-19 05:25:24,177 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:25:24,178 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:25:24,178 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:25:24,179 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:25:24,188 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:25:24" (1/1) ... [2023-11-19 05:25:24,205 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:25:24" (1/1) ... [2023-11-19 05:25:24,297 INFO L138 Inliner]: procedures = 26, calls = 47, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 187 [2023-11-19 05:25:24,297 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:25:24,298 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:25:24,299 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:25:24,299 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:25:24,311 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:25:24" (1/1) ... [2023-11-19 05:25:24,311 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:25:24" (1/1) ... [2023-11-19 05:25:24,318 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:25:24" (1/1) ... [2023-11-19 05:25:24,319 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:25:24" (1/1) ... [2023-11-19 05:25:24,339 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:25:24" (1/1) ... [2023-11-19 05:25:24,344 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:25:24" (1/1) ... [2023-11-19 05:25:24,349 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:25:24" (1/1) ... [2023-11-19 05:25:24,353 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:25:24" (1/1) ... [2023-11-19 05:25:24,362 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:25:24,364 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:25:24,364 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:25:24,364 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:25:24,365 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:25:24" (1/1) ... [2023-11-19 05:25:24,382 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:25:24,401 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a66ffc-ea0d-4235-909d-8d1b3f70ded9/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:25:24,417 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a66ffc-ea0d-4235-909d-8d1b3f70ded9/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:25:24,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a66ffc-ea0d-4235-909d-8d1b3f70ded9/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:25:24,472 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:25:24,472 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:25:24,473 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:25:24,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 05:25:24,473 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:25:24,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:25:24,623 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:25:24,630 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:25:25,274 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:25:25,589 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:25:25,590 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:25:25,597 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:25:25 BoogieIcfgContainer [2023-11-19 05:25:25,598 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:25:25,603 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:25:25,604 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:25:25,608 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:25:25,608 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:25:23" (1/3) ... [2023-11-19 05:25:25,610 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b431e5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:25:25, skipping insertion in model container [2023-11-19 05:25:25,610 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:25:24" (2/3) ... [2023-11-19 05:25:25,613 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b431e5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:25:25, skipping insertion in model container [2023-11-19 05:25:25,614 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:25:25" (3/3) ... [2023-11-19 05:25:25,615 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-19.i [2023-11-19 05:25:25,640 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:25:25,640 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:25:25,719 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:25:25,727 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;@5ae7675f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:25:25,728 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:25:25,734 INFO L276 IsEmpty]: Start isEmpty. Operand has 64 states, 27 states have (on average 1.1111111111111112) internal successors, (30), 28 states have internal predecessors, (30), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2023-11-19 05:25:25,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2023-11-19 05:25:25,751 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:25:25,752 INFO L195 NwaCegarLoop]: trace histogram [34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:25:25,754 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:25:25,762 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:25:25,763 INFO L85 PathProgramCache]: Analyzing trace with hash 997773031, now seen corresponding path program 1 times [2023-11-19 05:25:25,771 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:25:25,772 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [494330778] [2023-11-19 05:25:25,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:25:25,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:25:26,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:25:26,481 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 05:25:26,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:25:26,849 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 05:25:26,853 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 05:25:26,854 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 05:25:26,857 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 05:25:26,863 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 05:25:26,868 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 05:25:27,022 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 05:25:27 BoogieIcfgContainer [2023-11-19 05:25:27,022 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 05:25:27,023 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 05:25:27,023 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 05:25:27,024 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 05:25:27,024 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:25:25" (3/4) ... [2023-11-19 05:25:27,027 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 05:25:27,028 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 05:25:27,029 INFO L158 Benchmark]: Toolchain (without parser) took 3340.51ms. Allocated memory is still 159.4MB. Free memory was 113.4MB in the beginning and 72.7MB in the end (delta: 40.7MB). Peak memory consumption was 42.3MB. Max. memory is 16.1GB. [2023-11-19 05:25:27,030 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 115.3MB. Free memory is still 91.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:25:27,031 INFO L158 Benchmark]: CACSL2BoogieTranslator took 486.73ms. Allocated memory is still 159.4MB. Free memory was 113.4MB in the beginning and 97.6MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 05:25:27,032 INFO L158 Benchmark]: Boogie Procedure Inliner took 119.68ms. Allocated memory is still 159.4MB. Free memory was 97.6MB in the beginning and 92.0MB in the end (delta: 5.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 05:25:27,033 INFO L158 Benchmark]: Boogie Preprocessor took 64.18ms. Allocated memory is still 159.4MB. Free memory was 92.0MB in the beginning and 89.2MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 05:25:27,033 INFO L158 Benchmark]: RCFGBuilder took 1234.44ms. Allocated memory is still 159.4MB. Free memory was 89.2MB in the beginning and 86.9MB in the end (delta: 2.3MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. [2023-11-19 05:25:27,034 INFO L158 Benchmark]: TraceAbstraction took 1419.14ms. Allocated memory is still 159.4MB. Free memory was 86.4MB in the beginning and 73.7MB in the end (delta: 12.7MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. [2023-11-19 05:25:27,035 INFO L158 Benchmark]: Witness Printer took 5.04ms. Allocated memory is still 159.4MB. Free memory was 73.7MB in the beginning and 72.7MB in the end (delta: 969.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:25:27,039 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 115.3MB. Free memory is still 91.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 486.73ms. Allocated memory is still 159.4MB. Free memory was 113.4MB in the beginning and 97.6MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 119.68ms. Allocated memory is still 159.4MB. Free memory was 97.6MB in the beginning and 92.0MB in the end (delta: 5.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.18ms. Allocated memory is still 159.4MB. Free memory was 92.0MB in the beginning and 89.2MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1234.44ms. Allocated memory is still 159.4MB. Free memory was 89.2MB in the beginning and 86.9MB in the end (delta: 2.3MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. * TraceAbstraction took 1419.14ms. Allocated memory is still 159.4MB. Free memory was 86.4MB in the beginning and 73.7MB in the end (delta: 12.7MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. * Witness Printer took 5.04ms. Allocated memory is still 159.4MB. Free memory was 73.7MB in the beginning and 72.7MB in the end (delta: 969.9kB). 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 83, overapproximation of someBinaryDOUBLEComparisonOperation at line 70, overapproximation of someUnaryFLOAToperation at line 83, overapproximation of someBinaryArithmeticFLOAToperation at line 85. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = -64; [L23] unsigned char var_1_2 = 128; [L24] unsigned char var_1_3 = 64; [L25] signed long int var_1_4 = -8; [L26] signed long int var_1_5 = -8; [L27] signed short int var_1_6 = -16; [L28] unsigned short int var_1_7 = 56838; [L29] unsigned short int var_1_8 = 24612; [L30] signed short int var_1_9 = 20013; [L31] unsigned char var_1_10 = 0; [L32] unsigned char var_1_11 = 1; [L33] unsigned char var_1_12 = 0; [L34] unsigned char var_1_13 = 0; [L35] signed short int var_1_14 = 50; [L36] unsigned char var_1_15 = 0; [L37] double var_1_16 = 9.5; [L38] double var_1_17 = 25.5; [L39] double var_1_18 = 31.8; [L40] signed short int var_1_19 = 100; [L41] double var_1_20 = 32.6; [L42] double var_1_21 = 3.5; [L43] unsigned char var_1_22 = 0; [L44] signed short int var_1_23 = -128; [L45] float var_1_24 = 10.2; [L46] float var_1_25 = 8.6; [L47] float var_1_26 = 32.7; [L48] float var_1_27 = 16.25; [L49] float var_1_28 = 8.875; [L50] unsigned short int var_1_29 = 256; [L155] isInitial = 1 [L156] FCALL initially() [L157] COND TRUE 1 [L158] FCALL updateLastVariables() [L159] CALL updateVariables() [L92] var_1_2 = __VERIFIER_nondet_uchar() [L93] CALL assume_abort_if_not(var_1_2 >= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=64, var_1_4=-8, var_1_5=-8, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not(var_1_2 >= 127) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=64, var_1_4=-8, var_1_5=-8, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L94] CALL assume_abort_if_not(var_1_2 <= 255) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=64, var_1_4=-8, var_1_5=-8, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not(var_1_2 <= 255) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=64, var_1_4=-8, var_1_5=-8, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L95] var_1_3 = __VERIFIER_nondet_uchar() [L96] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=127, var_1_4=-8, var_1_5=-8, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=127, var_1_4=-8, var_1_5=-8, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L97] CALL assume_abort_if_not(var_1_3 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=127, var_1_4=-8, var_1_5=-8, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not(var_1_3 <= 127) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=127, var_1_4=-8, var_1_5=-8, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L98] var_1_4 = __VERIFIER_nondet_long() [L99] CALL assume_abort_if_not(var_1_4 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=127, var_1_4=-1, var_1_5=-8, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L20] COND FALSE !(!cond) [L99] RET assume_abort_if_not(var_1_4 >= -2147483648) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=127, var_1_4=-1, var_1_5=-8, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L100] CALL assume_abort_if_not(var_1_4 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=127, var_1_4=-1, var_1_5=-8, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L20] COND FALSE !(!cond) [L100] RET assume_abort_if_not(var_1_4 <= 2147483647) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=127, var_1_4=-1, var_1_5=-8, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L101] var_1_5 = __VERIFIER_nondet_long() [L102] CALL assume_abort_if_not(var_1_5 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=127, var_1_4=-1, var_1_5=-1, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L20] COND FALSE !(!cond) [L102] RET assume_abort_if_not(var_1_5 >= -2147483648) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=127, var_1_4=-1, var_1_5=-1, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L103] CALL assume_abort_if_not(var_1_5 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=127, var_1_4=-1, var_1_5=-1, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L20] COND FALSE !(!cond) [L103] RET assume_abort_if_not(var_1_5 <= 2147483647) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=127, var_1_4=-1, var_1_5=-1, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L104] var_1_7 = __VERIFIER_nondet_ushort() [L105] CALL assume_abort_if_not(var_1_7 >= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=127, var_1_4=-1, var_1_5=-1, var_1_6=-16, var_1_7=32767, var_1_8=24612, var_1_9=20013] [L20] COND FALSE !(!cond) [L105] RET assume_abort_if_not(var_1_7 >= 32767) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=127, var_1_4=-1, var_1_5=-1, var_1_6=-16, var_1_7=32767, var_1_8=24612, var_1_9=20013] [L106] CALL assume_abort_if_not(var_1_7 <= 65535) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=127, var_1_4=-1, var_1_5=-1, var_1_6=-16, var_1_7=32767, var_1_8=24612, var_1_9=20013] [L20] COND FALSE !(!cond) [L106] RET assume_abort_if_not(var_1_7 <= 65535) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=127, var_1_4=-1, var_1_5=-1, var_1_6=-16, var_1_7=32767, var_1_8=24612, var_1_9=20013] [L107] var_1_8 = __VERIFIER_nondet_ushort() [L108] CALL assume_abort_if_not(var_1_8 >= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=127, var_1_4=-1, var_1_5=-1, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=20013] [L20] COND FALSE !(!cond) [L108] RET assume_abort_if_not(var_1_8 >= 16383) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=127, var_1_4=-1, var_1_5=-1, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=20013] [L109] CALL assume_abort_if_not(var_1_8 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=127, var_1_4=-1, var_1_5=-1, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=20013] [L20] COND FALSE !(!cond) [L109] RET assume_abort_if_not(var_1_8 <= 32767) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=127, var_1_4=-1, var_1_5=-1, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=20013] [L110] var_1_9 = __VERIFIER_nondet_short() [L111] CALL assume_abort_if_not(var_1_9 >= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=127, var_1_4=-1, var_1_5=-1, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=16383] [L20] COND FALSE !(!cond) [L111] RET assume_abort_if_not(var_1_9 >= 16383) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=127, var_1_4=-1, var_1_5=-1, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=16383] [L112] CALL assume_abort_if_not(var_1_9 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=127, var_1_4=-1, var_1_5=-1, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=16383] [L20] COND FALSE !(!cond) [L112] RET assume_abort_if_not(var_1_9 <= 32766) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=127, var_1_4=-1, var_1_5=-1, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=16383] [L113] var_1_11 = __VERIFIER_nondet_uchar() [L114] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=127, var_1_4=-1, var_1_5=-1, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=16383] [L20] COND FALSE !(!cond) [L114] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=127, var_1_4=-1, var_1_5=-1, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=16383] [L115] CALL assume_abort_if_not(var_1_11 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=127, var_1_4=-1, var_1_5=-1, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=16383] [L20] COND FALSE !(!cond) [L115] RET assume_abort_if_not(var_1_11 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=127, var_1_4=-1, var_1_5=-1, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=16383] [L116] var_1_12 = __VERIFIER_nondet_uchar() [L117] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=127, var_1_4=-1, var_1_5=-1, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=16383] [L20] COND FALSE !(!cond) [L117] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=127, var_1_4=-1, var_1_5=-1, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=16383] [L118] CALL assume_abort_if_not(var_1_12 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=127, var_1_4=-1, var_1_5=-1, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=16383] [L20] COND FALSE !(!cond) [L118] RET assume_abort_if_not(var_1_12 <= 0) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=127, var_1_4=-1, var_1_5=-1, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=16383] [L119] var_1_13 = __VERIFIER_nondet_uchar() [L120] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=127, var_1_4=-1, var_1_5=-1, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=16383] [L20] COND FALSE !(!cond) [L120] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=127, var_1_4=-1, var_1_5=-1, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=16383] [L121] CALL assume_abort_if_not(var_1_13 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=127, var_1_4=-1, var_1_5=-1, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=16383] [L20] COND FALSE !(!cond) [L121] RET assume_abort_if_not(var_1_13 <= 0) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=127, var_1_4=-1, var_1_5=-1, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=16383] [L122] var_1_16 = __VERIFIER_nondet_double() [L123] CALL assume_abort_if_not((var_1_16 >= -922337.2036854776000e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854776000e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=98308, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=127, var_1_4=-1, var_1_5=-1, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=16383] [L20] COND FALSE !(!cond) [L123] RET assume_abort_if_not((var_1_16 >= -922337.2036854776000e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854776000e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=98308, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=127, var_1_4=-1, var_1_5=-1, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=16383] [L124] var_1_17 = __VERIFIER_nondet_double() [L125] CALL assume_abort_if_not((var_1_17 >= -922337.2036854776000e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854776000e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=98308, var_1_17=98310, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=127, var_1_4=-1, var_1_5=-1, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=16383] [L20] COND FALSE !(!cond) [L125] RET assume_abort_if_not((var_1_17 >= -922337.2036854776000e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854776000e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=98308, var_1_17=98310, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=127, var_1_4=-1, var_1_5=-1, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=16383] [L126] var_1_18 = __VERIFIER_nondet_double() [L127] CALL assume_abort_if_not((var_1_18 >= -922337.2036854776000e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854776000e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=98308, var_1_17=98310, var_1_18=98311, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=127, var_1_4=-1, var_1_5=-1, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=16383] [L20] COND FALSE !(!cond) [L127] RET assume_abort_if_not((var_1_18 >= -922337.2036854776000e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854776000e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=98308, var_1_17=98310, var_1_18=98311, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=127, var_1_4=-1, var_1_5=-1, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=16383] [L128] var_1_20 = __VERIFIER_nondet_double() [L129] CALL assume_abort_if_not((var_1_20 >= -922337.2036854776000e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854776000e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=98308, var_1_17=98310, var_1_18=98311, var_1_19=100, var_1_1=-64, var_1_20=98312, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=127, var_1_4=-1, var_1_5=-1, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=16383] [L20] COND FALSE !(!cond) [L129] RET assume_abort_if_not((var_1_20 >= -922337.2036854776000e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854776000e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=98308, var_1_17=98310, var_1_18=98311, var_1_19=100, var_1_1=-64, var_1_20=98312, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=127, var_1_4=-1, var_1_5=-1, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=16383] [L130] var_1_21 = __VERIFIER_nondet_double() [L131] CALL assume_abort_if_not((var_1_21 >= -922337.2036854776000e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854776000e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=98308, var_1_17=98310, var_1_18=98311, var_1_19=100, var_1_1=-64, var_1_20=98312, var_1_21=98309, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=127, var_1_4=-1, var_1_5=-1, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=16383] [L20] COND FALSE !(!cond) [L131] RET assume_abort_if_not((var_1_21 >= -922337.2036854776000e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854776000e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=98308, var_1_17=98310, var_1_18=98311, var_1_19=100, var_1_1=-64, var_1_20=98312, var_1_21=98309, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=127, var_1_4=-1, var_1_5=-1, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=16383] [L132] CALL assume_abort_if_not(var_1_21 != 0.0F) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=98308, var_1_17=98310, var_1_18=98311, var_1_19=100, var_1_1=-64, var_1_20=98312, var_1_21=98309, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=127, var_1_4=-1, var_1_5=-1, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=16383] [L20] COND FALSE !(!cond) [L132] RET assume_abort_if_not(var_1_21 != 0.0F) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=98308, var_1_17=98310, var_1_18=98311, var_1_19=100, var_1_1=-64, var_1_20=98312, var_1_21=98309, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=127, var_1_4=-1, var_1_5=-1, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=16383] [L133] var_1_22 = __VERIFIER_nondet_uchar() [L134] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=98308, var_1_17=98310, var_1_18=98311, var_1_19=100, var_1_1=-64, var_1_20=98312, var_1_21=98309, var_1_22=1, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=127, var_1_4=-1, var_1_5=-1, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=16383] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=98308, var_1_17=98310, var_1_18=98311, var_1_19=100, var_1_1=-64, var_1_20=98312, var_1_21=98309, var_1_22=1, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=127, var_1_4=-1, var_1_5=-1, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=16383] [L135] CALL assume_abort_if_not(var_1_22 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=98308, var_1_17=98310, var_1_18=98311, var_1_19=100, var_1_1=-64, var_1_20=98312, var_1_21=98309, var_1_22=1, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=127, var_1_4=-1, var_1_5=-1, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=16383] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not(var_1_22 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=98308, var_1_17=98310, var_1_18=98311, var_1_19=100, var_1_1=-64, var_1_20=98312, var_1_21=98309, var_1_22=1, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=127, var_1_4=-1, var_1_5=-1, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=16383] [L136] var_1_23 = __VERIFIER_nondet_short() [L137] CALL assume_abort_if_not(var_1_23 >= -16383) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=98308, var_1_17=98310, var_1_18=98311, var_1_19=100, var_1_1=-64, var_1_20=98312, var_1_21=98309, var_1_22=1, var_1_23=16383, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=127, var_1_4=-1, var_1_5=-1, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=16383] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_23 >= -16383) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=98308, var_1_17=98310, var_1_18=98311, var_1_19=100, var_1_1=-64, var_1_20=98312, var_1_21=98309, var_1_22=1, var_1_23=16383, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=127, var_1_4=-1, var_1_5=-1, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=16383] [L138] CALL assume_abort_if_not(var_1_23 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=98308, var_1_17=98310, var_1_18=98311, var_1_19=100, var_1_1=-64, var_1_20=98312, var_1_21=98309, var_1_22=1, var_1_23=16383, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=127, var_1_4=-1, var_1_5=-1, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=16383] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_23 <= 16383) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=98308, var_1_17=98310, var_1_18=98311, var_1_19=100, var_1_1=-64, var_1_20=98312, var_1_21=98309, var_1_22=1, var_1_23=16383, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=127, var_1_4=-1, var_1_5=-1, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=16383] [L139] var_1_25 = __VERIFIER_nondet_float() [L140] CALL assume_abort_if_not((var_1_25 >= -922337.2036854765600e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854765600e+12F && var_1_25 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=98308, var_1_17=98310, var_1_18=98311, var_1_19=100, var_1_1=-64, var_1_20=98312, var_1_21=98309, var_1_22=1, var_1_23=16383, var_1_24=51/5, var_1_25=98315, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=127, var_1_4=-1, var_1_5=-1, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=16383] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not((var_1_25 >= -922337.2036854765600e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854765600e+12F && var_1_25 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=98308, var_1_17=98310, var_1_18=98311, var_1_19=100, var_1_1=-64, var_1_20=98312, var_1_21=98309, var_1_22=1, var_1_23=16383, var_1_24=51/5, var_1_25=98315, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=127, var_1_4=-1, var_1_5=-1, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=16383] [L141] var_1_26 = __VERIFIER_nondet_float() [L142] CALL assume_abort_if_not((var_1_26 >= -922337.2036854765600e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 9223372.036854765600e+12F && var_1_26 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=98308, var_1_17=98310, var_1_18=98311, var_1_19=100, var_1_1=-64, var_1_20=98312, var_1_21=98309, var_1_22=1, var_1_23=16383, var_1_24=51/5, var_1_25=98315, var_1_26=98315, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=127, var_1_4=-1, var_1_5=-1, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=16383] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not((var_1_26 >= -922337.2036854765600e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 9223372.036854765600e+12F && var_1_26 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=98308, var_1_17=98310, var_1_18=98311, var_1_19=100, var_1_1=-64, var_1_20=98312, var_1_21=98309, var_1_22=1, var_1_23=16383, var_1_24=51/5, var_1_25=98315, var_1_26=98315, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=127, var_1_4=-1, var_1_5=-1, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=16383] [L143] var_1_27 = __VERIFIER_nondet_float() [L144] CALL assume_abort_if_not((var_1_27 >= 0.0F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 9223372.036854765600e+12F && var_1_27 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=98308, var_1_17=98310, var_1_18=98311, var_1_19=100, var_1_1=-64, var_1_20=98312, var_1_21=98309, var_1_22=1, var_1_23=16383, var_1_24=51/5, var_1_25=98315, var_1_26=98315, var_1_27=98313, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=127, var_1_4=-1, var_1_5=-1, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=16383] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not((var_1_27 >= 0.0F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 9223372.036854765600e+12F && var_1_27 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=98308, var_1_17=98310, var_1_18=98311, var_1_19=100, var_1_1=-64, var_1_20=98312, var_1_21=98309, var_1_22=1, var_1_23=16383, var_1_24=51/5, var_1_25=98315, var_1_26=98315, var_1_27=98313, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=127, var_1_4=-1, var_1_5=-1, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=16383] [L145] var_1_28 = __VERIFIER_nondet_float() [L146] CALL assume_abort_if_not((var_1_28 >= 0.0F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 9223372.036854765600e+12F && var_1_28 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=98308, var_1_17=98310, var_1_18=98311, var_1_19=100, var_1_1=-64, var_1_20=98312, var_1_21=98309, var_1_22=1, var_1_23=16383, var_1_24=51/5, var_1_25=98315, var_1_26=98315, var_1_27=98313, var_1_28=98314, var_1_29=256, var_1_2=127, var_1_3=127, var_1_4=-1, var_1_5=-1, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=16383] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not((var_1_28 >= 0.0F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 9223372.036854765600e+12F && var_1_28 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=98308, var_1_17=98310, var_1_18=98311, var_1_19=100, var_1_1=-64, var_1_20=98312, var_1_21=98309, var_1_22=1, var_1_23=16383, var_1_24=51/5, var_1_25=98315, var_1_26=98315, var_1_27=98313, var_1_28=98314, var_1_29=256, var_1_2=127, var_1_3=127, var_1_4=-1, var_1_5=-1, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=16383] [L159] RET updateVariables() [L160] CALL step() [L54] signed long int stepLocal_0 = var_1_2 - var_1_3; [L55] COND FALSE !(stepLocal_0 <= ((((var_1_4) > (var_1_5)) ? (var_1_4) : (var_1_5)))) [L58] var_1_1 = var_1_2 [L60] signed long int stepLocal_1 = var_1_7 - (var_1_8 - var_1_2); [L61] COND TRUE stepLocal_1 >= var_1_4 [L62] var_1_6 = (var_1_3 - (var_1_9 - var_1_2)) [L64] COND TRUE \read(var_1_11) [L65] var_1_10 = (var_1_12 || var_1_13) [L67] COND TRUE \read(var_1_11) [L68] var_1_14 = (((((((((((var_1_3) > (var_1_2)) ? (var_1_3) : (var_1_2))) < 0 ) ? -((((var_1_3) > (var_1_2)) ? (var_1_3) : (var_1_2))) : ((((var_1_3) > (var_1_2)) ? (var_1_3) : (var_1_2)))))) < (var_1_9)) ? ((((((((var_1_3) > (var_1_2)) ? (var_1_3) : (var_1_2))) < 0 ) ? -((((var_1_3) > (var_1_2)) ? (var_1_3) : (var_1_2))) : ((((var_1_3) > (var_1_2)) ? (var_1_3) : (var_1_2)))))) : (var_1_9))) [L70] COND TRUE (- var_1_16) == (var_1_17 + var_1_18) [L71] var_1_15 = var_1_12 [L73] COND FALSE !(var_1_18 == ((((((((3.3) > (var_1_16)) ? (3.3) : (var_1_16)))) > ((var_1_20 / var_1_21))) ? (((((3.3) > (var_1_16)) ? (3.3) : (var_1_16)))) : ((var_1_20 / var_1_21))))) [L80] var_1_19 = var_1_2 [L82] COND FALSE !(\read(var_1_15)) [L85] var_1_24 = ((((var_1_27 - var_1_28) < 0 ) ? -(var_1_27 - var_1_28) : (var_1_27 - var_1_28))) [L87] COND TRUE var_1_20 != var_1_16 [L88] var_1_29 = ((((var_1_2) > (var_1_3)) ? (var_1_2) : (var_1_3))) [L160] RET step() [L161] CALL, EXPR property() [L151-L152] return (((((((((var_1_2 - var_1_3) <= ((((var_1_4) > (var_1_5)) ? (var_1_4) : (var_1_5)))) ? (var_1_1 == ((signed long int) ((((var_1_2) > (var_1_3)) ? (var_1_2) : (var_1_3))))) : (var_1_1 == ((signed long int) var_1_2))) && (((var_1_7 - (var_1_8 - var_1_2)) >= var_1_4) ? (var_1_6 == ((signed short int) (var_1_3 - (var_1_9 - var_1_2)))) : 1)) && (var_1_11 ? (var_1_10 == ((unsigned char) (var_1_12 || var_1_13))) : 1)) && (var_1_11 ? (var_1_14 == ((signed short int) (((((((((((var_1_3) > (var_1_2)) ? (var_1_3) : (var_1_2))) < 0 ) ? -((((var_1_3) > (var_1_2)) ? (var_1_3) : (var_1_2))) : ((((var_1_3) > (var_1_2)) ? (var_1_3) : (var_1_2)))))) < (var_1_9)) ? ((((((((var_1_3) > (var_1_2)) ? (var_1_3) : (var_1_2))) < 0 ) ? -((((var_1_3) > (var_1_2)) ? (var_1_3) : (var_1_2))) : ((((var_1_3) > (var_1_2)) ? (var_1_3) : (var_1_2)))))) : (var_1_9))))) : 1)) && (((- var_1_16) == (var_1_17 + var_1_18)) ? (var_1_15 == ((unsigned char) var_1_12)) : 1)) && ((var_1_18 == ((((((((3.3) > (var_1_16)) ? (3.3) : (var_1_16)))) > ((var_1_20 / var_1_21))) ? (((((3.3) > (var_1_16)) ? (3.3) : (var_1_16)))) : ((var_1_20 / var_1_21))))) ? (var_1_22 ? (var_1_19 == ((signed short int) (var_1_3 + ((((var_1_2) < (var_1_23)) ? (var_1_2) : (var_1_23)))))) : (var_1_19 == ((signed short int) (var_1_3 - 8)))) : (var_1_19 == ((signed short int) var_1_2)))) && (var_1_15 ? (var_1_24 == ((float) ((((var_1_25) > (((((var_1_26) < 0 ) ? -(var_1_26) : (var_1_26))))) ? (var_1_25) : (((((var_1_26) < 0 ) ? -(var_1_26) : (var_1_26)))))))) : (var_1_24 == ((float) ((((var_1_27 - var_1_28) < 0 ) ? -(var_1_27 - var_1_28) : (var_1_27 - var_1_28))))))) && ((var_1_20 != var_1_16) ? (var_1_29 == ((unsigned short int) ((((var_1_2) > (var_1_3)) ? (var_1_2) : (var_1_3))))) : 1) ; [L161] RET, EXPR property() [L161] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=127, var_1_15=0, var_1_16=98308, var_1_17=98310, var_1_18=98311, var_1_19=127, var_1_1=127, var_1_20=98312, var_1_21=98309, var_1_22=1, var_1_23=16383, var_1_24=98315, var_1_25=98315, var_1_26=98315, var_1_27=98313, var_1_28=98314, var_1_29=127, var_1_2=127, var_1_3=127, var_1_4=-1, var_1_5=-1, var_1_6=-16129, var_1_7=32767, var_1_8=32767, var_1_9=16383] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=127, var_1_15=0, var_1_16=98308, var_1_17=98310, var_1_18=98311, var_1_19=127, var_1_1=127, var_1_20=98312, var_1_21=98309, var_1_22=1, var_1_23=16383, var_1_24=98315, var_1_25=98315, var_1_26=98315, var_1_27=98313, var_1_28=98314, var_1_29=127, var_1_2=127, var_1_3=127, var_1_4=-1, var_1_5=-1, var_1_6=-16129, var_1_7=32767, var_1_8=32767, var_1_9=16383] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 64 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 1, TraceHistogramMax: 34, 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=64occurred 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, 0.6s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 127 NumberOfCodeBlocks, 127 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 05:25:27,097 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a66ffc-ea0d-4235-909d-8d1b3f70ded9/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a66ffc-ea0d-4235-909d-8d1b3f70ded9/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a66ffc-ea0d-4235-909d-8d1b3f70ded9/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_c4a66ffc-ea0d-4235-909d-8d1b3f70ded9/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a66ffc-ea0d-4235-909d-8d1b3f70ded9/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-19.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a66ffc-ea0d-4235-909d-8d1b3f70ded9/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_c4a66ffc-ea0d-4235-909d-8d1b3f70ded9/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 5b72a25a45ddb053841073c3214836b12fbdffb21981cf7d203259ec1755f4cf --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:25:30,066 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:25:30,244 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a66ffc-ea0d-4235-909d-8d1b3f70ded9/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 05:25:30,253 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:25:30,254 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:25:30,308 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:25:30,309 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:25:30,310 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:25:30,311 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:25:30,317 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:25:30,318 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:25:30,319 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:25:30,319 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:25:30,321 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:25:30,322 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:25:30,322 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:25:30,324 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:25:30,324 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:25:30,325 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:25:30,326 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:25:30,326 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:25:30,327 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:25:30,327 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:25:30,328 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:25:30,328 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 05:25:30,329 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 05:25:30,329 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 05:25:30,330 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:25:30,330 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:25:30,331 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:25:30,332 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:25:30,332 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 05:25:30,333 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:25:30,333 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:25:30,334 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:25:30,334 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:25:30,334 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:25:30,334 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 05:25:30,335 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 05:25:30,336 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:25:30,336 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:25:30,337 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:25:30,337 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_c4a66ffc-ea0d-4235-909d-8d1b3f70ded9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a66ffc-ea0d-4235-909d-8d1b3f70ded9/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5b72a25a45ddb053841073c3214836b12fbdffb21981cf7d203259ec1755f4cf [2023-11-19 05:25:30,887 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:25:30,923 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:25:30,926 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:25:30,928 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:25:30,928 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:25:30,930 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a66ffc-ea0d-4235-909d-8d1b3f70ded9/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-19.i [2023-11-19 05:25:34,388 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:25:34,759 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:25:34,760 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a66ffc-ea0d-4235-909d-8d1b3f70ded9/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-19.i [2023-11-19 05:25:34,771 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a66ffc-ea0d-4235-909d-8d1b3f70ded9/bin/utaipan-verify-t7M7D8N6sZ/data/636cfc4f1/2483ac2e4b404f86960d24d8fb014428/FLAG222d6ad5a [2023-11-19 05:25:34,792 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a66ffc-ea0d-4235-909d-8d1b3f70ded9/bin/utaipan-verify-t7M7D8N6sZ/data/636cfc4f1/2483ac2e4b404f86960d24d8fb014428 [2023-11-19 05:25:34,795 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:25:34,797 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:25:34,798 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:25:34,799 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:25:34,806 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:25:34,812 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:25:34" (1/1) ... [2023-11-19 05:25:34,813 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66a519ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:25:34, skipping insertion in model container [2023-11-19 05:25:34,814 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:25:34" (1/1) ... [2023-11-19 05:25:34,861 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:25:35,068 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_c4a66ffc-ea0d-4235-909d-8d1b3f70ded9/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-19.i[917,930] [2023-11-19 05:25:35,148 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:25:35,167 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:25:35,182 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_c4a66ffc-ea0d-4235-909d-8d1b3f70ded9/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-19.i[917,930] [2023-11-19 05:25:35,284 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:25:35,328 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:25:35,329 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:25:35 WrapperNode [2023-11-19 05:25:35,330 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:25:35,332 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:25:35,332 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:25:35,333 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:25:35,342 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:25:35" (1/1) ... [2023-11-19 05:25:35,377 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:25:35" (1/1) ... [2023-11-19 05:25:35,429 INFO L138 Inliner]: procedures = 27, calls = 47, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 183 [2023-11-19 05:25:35,436 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:25:35,437 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:25:35,437 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:25:35,437 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:25:35,449 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:25:35" (1/1) ... [2023-11-19 05:25:35,450 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:25:35" (1/1) ... [2023-11-19 05:25:35,468 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:25:35" (1/1) ... [2023-11-19 05:25:35,471 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:25:35" (1/1) ... [2023-11-19 05:25:35,494 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:25:35" (1/1) ... [2023-11-19 05:25:35,506 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:25:35" (1/1) ... [2023-11-19 05:25:35,515 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:25:35" (1/1) ... [2023-11-19 05:25:35,518 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:25:35" (1/1) ... [2023-11-19 05:25:35,523 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:25:35,528 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:25:35,529 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:25:35,529 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:25:35,530 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:25:35" (1/1) ... [2023-11-19 05:25:35,537 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:25:35,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a66ffc-ea0d-4235-909d-8d1b3f70ded9/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:25:35,560 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a66ffc-ea0d-4235-909d-8d1b3f70ded9/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:25:35,575 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a66ffc-ea0d-4235-909d-8d1b3f70ded9/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:25:35,600 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:25:35,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 05:25:35,601 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:25:35,601 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:25:35,601 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:25:35,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:25:35,700 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:25:35,702 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:25:43,122 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:25:43,132 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:25:43,136 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:25:43,150 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:25:43 BoogieIcfgContainer [2023-11-19 05:25:43,150 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:25:43,153 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:25:43,156 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:25:43,159 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:25:43,161 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:25:34" (1/3) ... [2023-11-19 05:25:43,162 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d990889 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:25:43, skipping insertion in model container [2023-11-19 05:25:43,162 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:25:35" (2/3) ... [2023-11-19 05:25:43,162 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d990889 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:25:43, skipping insertion in model container [2023-11-19 05:25:43,164 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:25:43" (3/3) ... [2023-11-19 05:25:43,166 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-19.i [2023-11-19 05:25:43,189 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:25:43,189 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:25:43,285 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:25:43,294 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;@567961ba, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:25:43,295 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:25:43,302 INFO L276 IsEmpty]: Start isEmpty. Operand has 84 states, 47 states have (on average 1.297872340425532) internal successors, (61), 48 states have internal predecessors, (61), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2023-11-19 05:25:43,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2023-11-19 05:25:43,325 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:25:43,326 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:25:43,327 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:25:43,336 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:25:43,337 INFO L85 PathProgramCache]: Analyzing trace with hash -705566879, now seen corresponding path program 1 times [2023-11-19 05:25:43,352 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:25:43,353 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [708340396] [2023-11-19 05:25:43,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:25:43,354 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:25:43,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a66ffc-ea0d-4235-909d-8d1b3f70ded9/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:25:43,357 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a66ffc-ea0d-4235-909d-8d1b3f70ded9/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 05:25:43,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a66ffc-ea0d-4235-909d-8d1b3f70ded9/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-19 05:25:44,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:25:44,664 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 05:25:44,683 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:25:44,772 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 794 proven. 0 refuted. 0 times theorem prover too weak. 1450 trivial. 0 not checked. [2023-11-19 05:25:44,773 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:25:44,774 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:25:44,779 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [708340396] [2023-11-19 05:25:44,780 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [708340396] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:25:44,780 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:25:44,781 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 05:25:44,783 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1160707322] [2023-11-19 05:25:44,784 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:25:44,792 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 05:25:44,794 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:25:44,844 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 05:25:44,844 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 05:25:44,847 INFO L87 Difference]: Start difference. First operand has 84 states, 47 states have (on average 1.297872340425532) internal successors, (61), 48 states have internal predecessors, (61), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2023-11-19 05:25:44,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:25:44,893 INFO L93 Difference]: Finished difference Result 161 states and 286 transitions. [2023-11-19 05:25:44,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 05:25:44,896 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 209 [2023-11-19 05:25:44,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:25:44,907 INFO L225 Difference]: With dead ends: 161 [2023-11-19 05:25:44,907 INFO L226 Difference]: Without dead ends: 80 [2023-11-19 05:25:44,913 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 208 GetRequests, 208 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 05:25:44,917 INFO L413 NwaCegarLoop]: 122 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, 122 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 05:25:44,919 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 122 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 05:25:44,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2023-11-19 05:25:44,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2023-11-19 05:25:44,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 44 states have (on average 1.2272727272727273) internal successors, (54), 44 states have internal predecessors, (54), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2023-11-19 05:25:44,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 122 transitions. [2023-11-19 05:25:44,994 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 122 transitions. Word has length 209 [2023-11-19 05:25:44,995 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:25:44,995 INFO L495 AbstractCegarLoop]: Abstraction has 80 states and 122 transitions. [2023-11-19 05:25:44,996 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2023-11-19 05:25:44,996 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 122 transitions. [2023-11-19 05:25:45,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2023-11-19 05:25:45,002 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:25:45,002 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:25:45,033 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a66ffc-ea0d-4235-909d-8d1b3f70ded9/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-19 05:25:45,222 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a66ffc-ea0d-4235-909d-8d1b3f70ded9/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:25:45,222 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:25:45,223 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:25:45,223 INFO L85 PathProgramCache]: Analyzing trace with hash -112615007, now seen corresponding path program 1 times [2023-11-19 05:25:45,225 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:25:45,225 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1774945300] [2023-11-19 05:25:45,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:25:45,225 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:25:45,226 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a66ffc-ea0d-4235-909d-8d1b3f70ded9/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:25:45,229 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a66ffc-ea0d-4235-909d-8d1b3f70ded9/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 05:25:45,243 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a66ffc-ea0d-4235-909d-8d1b3f70ded9/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-19 05:25:46,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:25:46,766 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 05:25:46,779 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:25:48,888 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1155 proven. 48 refuted. 0 times theorem prover too weak. 1041 trivial. 0 not checked. [2023-11-19 05:25:48,888 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 05:25:50,182 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 51 proven. 48 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2023-11-19 05:25:50,183 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:25:50,183 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1774945300] [2023-11-19 05:25:50,184 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1774945300] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 05:25:50,184 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1323155660] [2023-11-19 05:25:50,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:25:50,185 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 05:25:50,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a66ffc-ea0d-4235-909d-8d1b3f70ded9/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 05:25:50,191 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a66ffc-ea0d-4235-909d-8d1b3f70ded9/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 05:25:50,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a66ffc-ea0d-4235-909d-8d1b3f70ded9/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-19 05:25:53,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:25:53,540 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 05:25:53,549 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:25:55,125 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1155 proven. 48 refuted. 0 times theorem prover too weak. 1041 trivial. 0 not checked. [2023-11-19 05:25:55,126 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 05:25:56,175 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 51 proven. 48 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2023-11-19 05:25:56,176 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1323155660] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 05:25:56,176 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1586824643] [2023-11-19 05:25:56,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:25:56,177 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:25:56,177 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a66ffc-ea0d-4235-909d-8d1b3f70ded9/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:25:56,180 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a66ffc-ea0d-4235-909d-8d1b3f70ded9/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 05:25:56,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a66ffc-ea0d-4235-909d-8d1b3f70ded9/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-19 05:25:56,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:25:56,825 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 05:25:56,832 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:25:58,350 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1155 proven. 48 refuted. 0 times theorem prover too weak. 1041 trivial. 0 not checked. [2023-11-19 05:25:58,350 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 05:25:59,341 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 51 proven. 48 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2023-11-19 05:25:59,342 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1586824643] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 05:25:59,342 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2023-11-19 05:25:59,342 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6, 6, 6, 6] total 8 [2023-11-19 05:25:59,343 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1809886599] [2023-11-19 05:25:59,344 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2023-11-19 05:25:59,347 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-19 05:25:59,347 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:25:59,348 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-19 05:25:59,349 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-19 05:25:59,349 INFO L87 Difference]: Start difference. First operand 80 states and 122 transitions. Second operand has 8 states, 8 states have (on average 6.375) internal successors, (51), 8 states have internal predecessors, (51), 2 states have call successors, (50), 2 states have call predecessors, (50), 4 states have return successors, (51), 2 states have call predecessors, (51), 2 states have call successors, (51) [2023-11-19 05:26:04,160 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:26:06,167 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:26:08,172 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:26:08,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:26:08,178 INFO L93 Difference]: Finished difference Result 165 states and 248 transitions. [2023-11-19 05:26:08,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-19 05:26:08,265 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.375) internal successors, (51), 8 states have internal predecessors, (51), 2 states have call successors, (50), 2 states have call predecessors, (50), 4 states have return successors, (51), 2 states have call predecessors, (51), 2 states have call successors, (51) Word has length 209 [2023-11-19 05:26:08,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:26:08,270 INFO L225 Difference]: With dead ends: 165 [2023-11-19 05:26:08,270 INFO L226 Difference]: Without dead ends: 88 [2023-11-19 05:26:08,272 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1256 GetRequests, 1240 SyntacticMatches, 3 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=77, Invalid=133, Unknown=0, NotChecked=0, Total=210 [2023-11-19 05:26:08,274 INFO L413 NwaCegarLoop]: 82 mSDtfsCounter, 94 mSDsluCounter, 92 mSDsCounter, 0 mSdLazyCounter, 180 mSolverCounterSat, 109 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 96 SdHoareTripleChecker+Valid, 174 SdHoareTripleChecker+Invalid, 292 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 109 IncrementalHoareTripleChecker+Valid, 180 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.3s IncrementalHoareTripleChecker+Time [2023-11-19 05:26:08,275 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [96 Valid, 174 Invalid, 292 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [109 Valid, 180 Invalid, 3 Unknown, 0 Unchecked, 8.3s Time] [2023-11-19 05:26:08,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2023-11-19 05:26:08,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 84. [2023-11-19 05:26:08,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 47 states have (on average 1.1914893617021276) internal successors, (56), 47 states have internal predecessors, (56), 34 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2023-11-19 05:26:08,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 124 transitions. [2023-11-19 05:26:08,303 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 124 transitions. Word has length 209 [2023-11-19 05:26:08,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:26:08,305 INFO L495 AbstractCegarLoop]: Abstraction has 84 states and 124 transitions. [2023-11-19 05:26:08,306 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.375) internal successors, (51), 8 states have internal predecessors, (51), 2 states have call successors, (50), 2 states have call predecessors, (50), 4 states have return successors, (51), 2 states have call predecessors, (51), 2 states have call successors, (51) [2023-11-19 05:26:08,306 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 124 transitions. [2023-11-19 05:26:08,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2023-11-19 05:26:08,312 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:26:08,312 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:26:08,338 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a66ffc-ea0d-4235-909d-8d1b3f70ded9/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 05:26:08,542 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a66ffc-ea0d-4235-909d-8d1b3f70ded9/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2023-11-19 05:26:08,775 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a66ffc-ea0d-4235-909d-8d1b3f70ded9/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-19 05:26:08,927 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a66ffc-ea0d-4235-909d-8d1b3f70ded9/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a66ffc-ea0d-4235-909d-8d1b3f70ded9/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a66ffc-ea0d-4235-909d-8d1b3f70ded9/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:26:08,928 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:26:08,928 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:26:08,928 INFO L85 PathProgramCache]: Analyzing trace with hash -55356705, now seen corresponding path program 1 times [2023-11-19 05:26:08,929 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:26:08,929 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1871283749] [2023-11-19 05:26:08,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:26:08,930 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:26:08,930 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a66ffc-ea0d-4235-909d-8d1b3f70ded9/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:26:08,931 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a66ffc-ea0d-4235-909d-8d1b3f70ded9/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 05:26:08,934 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4a66ffc-ea0d-4235-909d-8d1b3f70ded9/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 (6)] Waiting until timeout for monitored process [2023-11-19 05:26:10,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:26:10,739 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 30 conjunts are in the unsatisfiable core [2023-11-19 05:26:10,753 INFO L285 TraceCheckSpWp]: Computing forward predicates...