./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-50.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 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_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-50.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX --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 1d54cda1e1849769fc331dfdba9fcfb2e9b4fcf52bd0d43d6f8a699ed6598582 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 01:03:13,042 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 01:03:13,123 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-12 01:03:13,129 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 01:03:13,130 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 01:03:13,161 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 01:03:13,162 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 01:03:13,163 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 01:03:13,164 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 01:03:13,164 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 01:03:13,165 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 01:03:13,166 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 01:03:13,167 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 01:03:13,168 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 01:03:13,168 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 01:03:13,169 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 01:03:13,170 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 01:03:13,171 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 01:03:13,171 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 01:03:13,172 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 01:03:13,173 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 01:03:13,174 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 01:03:13,179 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 01:03:13,180 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 01:03:13,180 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 01:03:13,181 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 01:03:13,182 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 01:03:13,182 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 01:03:13,183 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 01:03:13,184 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 01:03:13,184 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 01:03:13,185 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 01:03:13,186 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 01:03:13,186 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 01:03:13,187 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 01:03:13,188 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 01:03:13,188 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 01:03:13,189 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 01:03:13,190 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 01:03:13,190 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 01:03:13,191 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 01:03:13,192 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 01:03:13,192 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 01:03:13,193 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 01:03:13,193 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 01:03:13,194 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_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1d54cda1e1849769fc331dfdba9fcfb2e9b4fcf52bd0d43d6f8a699ed6598582 [2023-11-12 01:03:13,485 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 01:03:13,509 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 01:03:13,513 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 01:03:13,514 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 01:03:13,515 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 01:03:13,516 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-50.i [2023-11-12 01:03:16,625 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 01:03:16,874 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 01:03:16,875 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-50.i [2023-11-12 01:03:16,894 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/data/dba8e5bc5/acc35a8b34d64aa89e5bbc839246b419/FLAGae7a963d8 [2023-11-12 01:03:16,910 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/data/dba8e5bc5/acc35a8b34d64aa89e5bbc839246b419 [2023-11-12 01:03:16,912 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 01:03:16,914 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 01:03:16,916 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 01:03:16,916 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 01:03:16,922 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 01:03:16,923 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 01:03:16" (1/1) ... [2023-11-12 01:03:16,924 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@374622bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:16, skipping insertion in model container [2023-11-12 01:03:16,925 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 01:03:16" (1/1) ... [2023-11-12 01:03:17,001 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 01:03:17,211 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_b0f76ea5-31f3-41cd-acc0-35ac86264971/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-50.i[919,932] [2023-11-12 01:03:17,296 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 01:03:17,308 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 01:03:17,319 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_b0f76ea5-31f3-41cd-acc0-35ac86264971/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-50.i[919,932] [2023-11-12 01:03:17,408 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 01:03:17,430 INFO L206 MainTranslator]: Completed translation [2023-11-12 01:03:17,430 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:17 WrapperNode [2023-11-12 01:03:17,430 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 01:03:17,432 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 01:03:17,432 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 01:03:17,432 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 01:03:17,440 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:17" (1/1) ... [2023-11-12 01:03:17,454 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:17" (1/1) ... [2023-11-12 01:03:17,511 INFO L138 Inliner]: procedures = 26, calls = 48, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 243 [2023-11-12 01:03:17,511 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 01:03:17,512 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 01:03:17,512 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 01:03:17,513 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 01:03:17,522 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:17" (1/1) ... [2023-11-12 01:03:17,523 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:17" (1/1) ... [2023-11-12 01:03:17,528 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:17" (1/1) ... [2023-11-12 01:03:17,528 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:17" (1/1) ... [2023-11-12 01:03:17,547 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:17" (1/1) ... [2023-11-12 01:03:17,560 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:17" (1/1) ... [2023-11-12 01:03:17,565 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:17" (1/1) ... [2023-11-12 01:03:17,569 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:17" (1/1) ... [2023-11-12 01:03:17,578 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 01:03:17,579 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 01:03:17,579 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 01:03:17,579 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 01:03:17,580 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:17" (1/1) ... [2023-11-12 01:03:17,589 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 01:03:17,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 01:03:17,621 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 01:03:17,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 01:03:17,667 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 01:03:17,667 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 01:03:17,667 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 01:03:17,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 01:03:17,668 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 01:03:17,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 01:03:17,806 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 01:03:17,809 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 01:03:18,343 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 01:03:18,857 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 01:03:18,857 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 01:03:18,861 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 01:03:18 BoogieIcfgContainer [2023-11-12 01:03:18,861 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 01:03:18,864 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 01:03:18,864 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 01:03:18,868 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 01:03:18,868 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 01:03:16" (1/3) ... [2023-11-12 01:03:18,870 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ea445af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 01:03:18, skipping insertion in model container [2023-11-12 01:03:18,870 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:17" (2/3) ... [2023-11-12 01:03:18,871 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ea445af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 01:03:18, skipping insertion in model container [2023-11-12 01:03:18,872 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 01:03:18" (3/3) ... [2023-11-12 01:03:18,875 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-co_file-50.i [2023-11-12 01:03:18,898 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 01:03:18,898 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 01:03:18,972 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 01:03:18,981 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;@1deb48de, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 01:03:18,982 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 01:03:18,988 INFO L276 IsEmpty]: Start isEmpty. Operand has 65 states, 27 states have (on average 1.1111111111111112) internal successors, (30), 28 states have internal predecessors, (30), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2023-11-12 01:03:19,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-11-12 01:03:19,010 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 01:03:19,011 INFO L195 NwaCegarLoop]: trace histogram [35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 01:03:19,012 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 01:03:19,018 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 01:03:19,019 INFO L85 PathProgramCache]: Analyzing trace with hash 1943663916, now seen corresponding path program 1 times [2023-11-12 01:03:19,030 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 01:03:19,030 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2028679890] [2023-11-12 01:03:19,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 01:03:19,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 01:03:19,330 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 01:03:19,332 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1433720887] [2023-11-12 01:03:19,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 01:03:19,333 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 01:03:19,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 01:03:19,337 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 01:03:19,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-12 01:03:19,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 01:03:19,708 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 01:03:19,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 01:03:20,134 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-12 01:03:20,138 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-12 01:03:20,139 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-12 01:03:20,157 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-12 01:03:20,351 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-12 01:03:20,355 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-12 01:03:20,359 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-11-12 01:03:20,542 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 01:03:20 BoogieIcfgContainer [2023-11-12 01:03:20,542 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 01:03:20,543 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 01:03:20,543 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 01:03:20,543 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 01:03:20,544 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 01:03:18" (3/4) ... [2023-11-12 01:03:20,550 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 01:03:20,551 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 01:03:20,553 INFO L158 Benchmark]: Toolchain (without parser) took 3637.93ms. Allocated memory was 132.1MB in the beginning and 176.2MB in the end (delta: 44.0MB). Free memory was 69.7MB in the beginning and 110.7MB in the end (delta: -41.1MB). Peak memory consumption was 4.3MB. Max. memory is 16.1GB. [2023-11-12 01:03:20,554 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 132.1MB. Free memory is still 103.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 01:03:20,555 INFO L158 Benchmark]: CACSL2BoogieTranslator took 514.77ms. Allocated memory was 132.1MB in the beginning and 176.2MB in the end (delta: 44.0MB). Free memory was 69.4MB in the beginning and 133.4MB in the end (delta: -64.0MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. [2023-11-12 01:03:20,561 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.86ms. Allocated memory is still 176.2MB. Free memory was 133.4MB in the beginning and 128.1MB in the end (delta: 5.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 01:03:20,563 INFO L158 Benchmark]: Boogie Preprocessor took 65.69ms. Allocated memory is still 176.2MB. Free memory was 128.1MB in the beginning and 126.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 01:03:20,563 INFO L158 Benchmark]: RCFGBuilder took 1282.29ms. Allocated memory is still 176.2MB. Free memory was 126.0MB in the beginning and 104.2MB in the end (delta: 21.7MB). Peak memory consumption was 50.9MB. Max. memory is 16.1GB. [2023-11-12 01:03:20,564 INFO L158 Benchmark]: TraceAbstraction took 1678.64ms. Allocated memory is still 176.2MB. Free memory was 103.1MB in the beginning and 110.7MB in the end (delta: -7.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 01:03:20,564 INFO L158 Benchmark]: Witness Printer took 8.02ms. Allocated memory is still 176.2MB. Free memory is still 110.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 01:03:20,573 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 132.1MB. Free memory is still 103.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 514.77ms. Allocated memory was 132.1MB in the beginning and 176.2MB in the end (delta: 44.0MB). Free memory was 69.4MB in the beginning and 133.4MB in the end (delta: -64.0MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.86ms. Allocated memory is still 176.2MB. Free memory was 133.4MB in the beginning and 128.1MB in the end (delta: 5.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.69ms. Allocated memory is still 176.2MB. Free memory was 128.1MB in the beginning and 126.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1282.29ms. Allocated memory is still 176.2MB. Free memory was 126.0MB in the beginning and 104.2MB in the end (delta: 21.7MB). Peak memory consumption was 50.9MB. Max. memory is 16.1GB. * TraceAbstraction took 1678.64ms. Allocated memory is still 176.2MB. Free memory was 103.1MB in the beginning and 110.7MB in the end (delta: -7.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 8.02ms. Allocated memory is still 176.2MB. Free memory is still 110.7MB. 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 shiftRight at line 106, overapproximation of someBinaryArithmeticDOUBLEoperation at line 103, overapproximation of someBinaryFLOATComparisonOperation at line 63, overapproximation of bitwiseAnd at line 106, overapproximation of someUnaryDOUBLEoperation at line 121, overapproximation of someBinaryDOUBLEComparisonOperation at line 103, overapproximation of someBinaryArithmeticFLOAToperation at line 63, overapproximation of someUnaryFLOAToperation at line 63. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 1; [L23] unsigned char var_1_7 = 0; [L24] unsigned char var_1_8 = 1; [L25] signed short int var_1_9 = -2; [L26] float var_1_13 = 999.4; [L27] float var_1_14 = 100.425; [L28] float var_1_15 = 3.375; [L29] float var_1_16 = 15.9; [L30] signed short int var_1_17 = -10; [L31] signed short int var_1_18 = 18060; [L32] unsigned char var_1_20 = 0; [L33] unsigned long int var_1_21 = 4; [L34] unsigned char var_1_23 = 0; [L35] unsigned char var_1_24 = 0; [L36] unsigned char var_1_25 = 100; [L37] unsigned char var_1_26 = 32; [L38] unsigned char var_1_27 = 10; [L39] unsigned char var_1_28 = 1; [L40] unsigned short int var_1_29 = 256; [L41] unsigned char var_1_30 = 1; [L42] unsigned char var_1_31 = 4; [L43] unsigned char var_1_32 = 200; [L44] double var_1_33 = 31.625; [L45] double var_1_35 = 7.5; [L46] double var_1_36 = 15.75; [L47] double var_1_37 = 15.375; [L48] unsigned short int var_1_38 = 16; [L49] unsigned char var_1_39 = 0; [L50] unsigned char var_1_40 = 0; [L51] unsigned char var_1_41 = 1; [L52] unsigned char var_1_42 = 1; [L53] unsigned char var_1_43 = 0; [L54] double var_1_44 = 128.5; [L55] float var_1_45 = 1.85; [L56] double var_1_46 = 1.5; [L57] double var_1_47 = 99999999999.4; [L58] unsigned char var_1_49 = 128; [L196] isInitial = 1 [L197] FCALL initially() [L198] COND TRUE 1 [L199] FCALL updateLastVariables() [L200] CALL updateVariables() [L132] var_1_7 = __VERIFIER_nondet_uchar() [L133] CALL assume_abort_if_not(var_1_7 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_14=4017/40, var_1_15=27/8, var_1_16=159/10, var_1_17=-10, var_1_18=18060, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not(var_1_7 >= 1) VAL [isInitial=1, var_1_13=4997/5, var_1_14=4017/40, var_1_15=27/8, var_1_16=159/10, var_1_17=-10, var_1_18=18060, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L134] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_14=4017/40, var_1_15=27/8, var_1_16=159/10, var_1_17=-10, var_1_18=18060, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, var_1_13=4997/5, var_1_14=4017/40, var_1_15=27/8, var_1_16=159/10, var_1_17=-10, var_1_18=18060, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L135] var_1_8 = __VERIFIER_nondet_uchar() [L136] CALL assume_abort_if_not(var_1_8 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_14=4017/40, var_1_15=27/8, var_1_16=159/10, var_1_17=-10, var_1_18=18060, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not(var_1_8 >= 1) VAL [isInitial=1, var_1_13=4997/5, var_1_14=4017/40, var_1_15=27/8, var_1_16=159/10, var_1_17=-10, var_1_18=18060, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L137] CALL assume_abort_if_not(var_1_8 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_14=4017/40, var_1_15=27/8, var_1_16=159/10, var_1_17=-10, var_1_18=18060, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_8 <= 1) VAL [isInitial=1, var_1_13=4997/5, var_1_14=4017/40, var_1_15=27/8, var_1_16=159/10, var_1_17=-10, var_1_18=18060, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L138] var_1_14 = __VERIFIER_nondet_float() [L139] CALL assume_abort_if_not((var_1_14 >= -461168.6018427382800e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427382800e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_14=2, var_1_15=27/8, var_1_16=159/10, var_1_17=-10, var_1_18=18060, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not((var_1_14 >= -461168.6018427382800e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427382800e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, var_1_13=4997/5, var_1_14=2, var_1_15=27/8, var_1_16=159/10, var_1_17=-10, var_1_18=18060, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L140] var_1_15 = __VERIFIER_nondet_float() [L141] CALL assume_abort_if_not((var_1_15 >= -461168.6018427382800e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_14=2, var_1_15=3, var_1_16=159/10, var_1_17=-10, var_1_18=18060, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not((var_1_15 >= -461168.6018427382800e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, var_1_13=4997/5, var_1_14=2, var_1_15=3, var_1_16=159/10, var_1_17=-10, var_1_18=18060, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L142] var_1_16 = __VERIFIER_nondet_float() [L143] CALL assume_abort_if_not((var_1_16 >= -922337.2036854765600e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_14=2, var_1_15=3, var_1_16=4, var_1_17=-10, var_1_18=18060, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not((var_1_16 >= -922337.2036854765600e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, var_1_13=4997/5, var_1_14=2, var_1_15=3, var_1_16=4, var_1_17=-10, var_1_18=18060, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L144] var_1_18 = __VERIFIER_nondet_short() [L145] CALL assume_abort_if_not(var_1_18 >= 16382) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_14=2, var_1_15=3, var_1_16=4, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_18 >= 16382) VAL [isInitial=1, var_1_13=4997/5, var_1_14=2, var_1_15=3, var_1_16=4, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L146] CALL assume_abort_if_not(var_1_18 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_14=2, var_1_15=3, var_1_16=4, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_18 <= 32766) VAL [isInitial=1, var_1_13=4997/5, var_1_14=2, var_1_15=3, var_1_16=4, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L147] var_1_21 = __VERIFIER_nondet_ulong() [L148] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_14=2, var_1_15=3, var_1_16=4, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32766, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, var_1_13=4997/5, var_1_14=2, var_1_15=3, var_1_16=4, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32766, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L149] CALL assume_abort_if_not(var_1_21 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_14=2, var_1_15=3, var_1_16=4, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32766, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_21 <= 4294967295) VAL [isInitial=1, var_1_13=4997/5, var_1_14=2, var_1_15=3, var_1_16=4, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32766, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L150] CALL assume_abort_if_not(var_1_21 != 0) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_14=2, var_1_15=3, var_1_16=4, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32766, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_21 != 0) VAL [isInitial=1, var_1_13=4997/5, var_1_14=2, var_1_15=3, var_1_16=4, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32766, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L151] var_1_23 = __VERIFIER_nondet_uchar() [L152] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_14=2, var_1_15=3, var_1_16=4, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32766, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, var_1_13=4997/5, var_1_14=2, var_1_15=3, var_1_16=4, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32766, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L153] CALL assume_abort_if_not(var_1_23 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_14=2, var_1_15=3, var_1_16=4, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32766, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_23 <= 0) VAL [isInitial=1, var_1_13=4997/5, var_1_14=2, var_1_15=3, var_1_16=4, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32766, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L154] var_1_24 = __VERIFIER_nondet_uchar() [L155] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_14=2, var_1_15=3, var_1_16=4, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32766, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, var_1_13=4997/5, var_1_14=2, var_1_15=3, var_1_16=4, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32766, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L156] CALL assume_abort_if_not(var_1_24 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_14=2, var_1_15=3, var_1_16=4, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32766, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_24 <= 0) VAL [isInitial=1, var_1_13=4997/5, var_1_14=2, var_1_15=3, var_1_16=4, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32766, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L157] var_1_26 = __VERIFIER_nondet_uchar() [L158] CALL assume_abort_if_not(var_1_26 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_14=2, var_1_15=3, var_1_16=4, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32766, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=126, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_26 >= 0) VAL [isInitial=1, var_1_13=4997/5, var_1_14=2, var_1_15=3, var_1_16=4, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32766, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=126, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L159] CALL assume_abort_if_not(var_1_26 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_14=2, var_1_15=3, var_1_16=4, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32766, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=126, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_26 <= 127) VAL [isInitial=1, var_1_13=4997/5, var_1_14=2, var_1_15=3, var_1_16=4, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32766, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=126, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L160] var_1_27 = __VERIFIER_nondet_uchar() [L161] CALL assume_abort_if_not(var_1_27 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_14=2, var_1_15=3, var_1_16=4, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32766, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=126, var_1_27=127, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_27 >= 0) VAL [isInitial=1, var_1_13=4997/5, var_1_14=2, var_1_15=3, var_1_16=4, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32766, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=126, var_1_27=127, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L162] CALL assume_abort_if_not(var_1_27 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_14=2, var_1_15=3, var_1_16=4, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32766, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=126, var_1_27=127, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_27 <= 127) VAL [isInitial=1, var_1_13=4997/5, var_1_14=2, var_1_15=3, var_1_16=4, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32766, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=126, var_1_27=127, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L163] var_1_32 = __VERIFIER_nondet_uchar() [L164] CALL assume_abort_if_not(var_1_32 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_14=2, var_1_15=3, var_1_16=4, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32766, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=126, var_1_27=127, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=254, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_32 >= 0) VAL [isInitial=1, var_1_13=4997/5, var_1_14=2, var_1_15=3, var_1_16=4, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32766, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=126, var_1_27=127, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=254, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L165] CALL assume_abort_if_not(var_1_32 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_14=2, var_1_15=3, var_1_16=4, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32766, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=126, var_1_27=127, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=254, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_32 <= 254) VAL [isInitial=1, var_1_13=4997/5, var_1_14=2, var_1_15=3, var_1_16=4, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32766, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=126, var_1_27=127, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=254, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L166] var_1_35 = __VERIFIER_nondet_double() [L167] CALL assume_abort_if_not((var_1_35 >= -922337.2036854765600e+13F && var_1_35 <= -1.0e-20F) || (var_1_35 <= 9223372.036854765600e+12F && var_1_35 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_14=2, var_1_15=3, var_1_16=4, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32766, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=126, var_1_27=127, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=254, var_1_33=253/8, var_1_35=5, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not((var_1_35 >= -922337.2036854765600e+13F && var_1_35 <= -1.0e-20F) || (var_1_35 <= 9223372.036854765600e+12F && var_1_35 >= 1.0e-20F )) VAL [isInitial=1, var_1_13=4997/5, var_1_14=2, var_1_15=3, var_1_16=4, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32766, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=126, var_1_27=127, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=254, var_1_33=253/8, var_1_35=5, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L168] var_1_36 = __VERIFIER_nondet_double() [L169] CALL assume_abort_if_not((var_1_36 >= 0.0F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 9223372.036854765600e+12F && var_1_36 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_14=2, var_1_15=3, var_1_16=4, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32766, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=126, var_1_27=127, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=254, var_1_33=253/8, var_1_35=5, var_1_36=9, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not((var_1_36 >= 0.0F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 9223372.036854765600e+12F && var_1_36 >= 1.0e-20F )) VAL [isInitial=1, var_1_13=4997/5, var_1_14=2, var_1_15=3, var_1_16=4, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32766, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=126, var_1_27=127, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=254, var_1_33=253/8, var_1_35=5, var_1_36=9, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L170] var_1_37 = __VERIFIER_nondet_double() [L171] CALL assume_abort_if_not((var_1_37 >= 0.0F && var_1_37 <= -1.0e-20F) || (var_1_37 <= 9223372.036854765600e+12F && var_1_37 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_14=2, var_1_15=3, var_1_16=4, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32766, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=126, var_1_27=127, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=254, var_1_33=253/8, var_1_35=5, var_1_36=9, var_1_37=6, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not((var_1_37 >= 0.0F && var_1_37 <= -1.0e-20F) || (var_1_37 <= 9223372.036854765600e+12F && var_1_37 >= 1.0e-20F )) VAL [isInitial=1, var_1_13=4997/5, var_1_14=2, var_1_15=3, var_1_16=4, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32766, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=126, var_1_27=127, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=254, var_1_33=253/8, var_1_35=5, var_1_36=9, var_1_37=6, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L172] var_1_40 = __VERIFIER_nondet_uchar() [L173] CALL assume_abort_if_not(var_1_40 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_14=2, var_1_15=3, var_1_16=4, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32766, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=126, var_1_27=127, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=254, var_1_33=253/8, var_1_35=5, var_1_36=9, var_1_37=6, var_1_38=16, var_1_39=0, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_40 >= 1) VAL [isInitial=1, var_1_13=4997/5, var_1_14=2, var_1_15=3, var_1_16=4, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32766, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=126, var_1_27=127, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=254, var_1_33=253/8, var_1_35=5, var_1_36=9, var_1_37=6, var_1_38=16, var_1_39=0, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L174] CALL assume_abort_if_not(var_1_40 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_14=2, var_1_15=3, var_1_16=4, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32766, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=126, var_1_27=127, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=254, var_1_33=253/8, var_1_35=5, var_1_36=9, var_1_37=6, var_1_38=16, var_1_39=0, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_40 <= 1) VAL [isInitial=1, var_1_13=4997/5, var_1_14=2, var_1_15=3, var_1_16=4, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32766, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=126, var_1_27=127, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=254, var_1_33=253/8, var_1_35=5, var_1_36=9, var_1_37=6, var_1_38=16, var_1_39=0, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L175] var_1_41 = __VERIFIER_nondet_uchar() [L176] CALL assume_abort_if_not(var_1_41 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_14=2, var_1_15=3, var_1_16=4, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32766, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=126, var_1_27=127, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=254, var_1_33=253/8, var_1_35=5, var_1_36=9, var_1_37=6, var_1_38=16, var_1_39=0, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_41 >= 1) VAL [isInitial=1, var_1_13=4997/5, var_1_14=2, var_1_15=3, var_1_16=4, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32766, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=126, var_1_27=127, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=254, var_1_33=253/8, var_1_35=5, var_1_36=9, var_1_37=6, var_1_38=16, var_1_39=0, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L177] CALL assume_abort_if_not(var_1_41 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_14=2, var_1_15=3, var_1_16=4, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32766, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=126, var_1_27=127, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=254, var_1_33=253/8, var_1_35=5, var_1_36=9, var_1_37=6, var_1_38=16, var_1_39=0, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_41 <= 1) VAL [isInitial=1, var_1_13=4997/5, var_1_14=2, var_1_15=3, var_1_16=4, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32766, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=126, var_1_27=127, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=254, var_1_33=253/8, var_1_35=5, var_1_36=9, var_1_37=6, var_1_38=16, var_1_39=0, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L178] var_1_42 = __VERIFIER_nondet_uchar() [L179] CALL assume_abort_if_not(var_1_42 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_14=2, var_1_15=3, var_1_16=4, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32766, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=126, var_1_27=127, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=254, var_1_33=253/8, var_1_35=5, var_1_36=9, var_1_37=6, var_1_38=16, var_1_39=0, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_42 >= 1) VAL [isInitial=1, var_1_13=4997/5, var_1_14=2, var_1_15=3, var_1_16=4, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32766, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=126, var_1_27=127, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=254, var_1_33=253/8, var_1_35=5, var_1_36=9, var_1_37=6, var_1_38=16, var_1_39=0, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L180] CALL assume_abort_if_not(var_1_42 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_14=2, var_1_15=3, var_1_16=4, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32766, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=126, var_1_27=127, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=254, var_1_33=253/8, var_1_35=5, var_1_36=9, var_1_37=6, var_1_38=16, var_1_39=0, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_42 <= 1) VAL [isInitial=1, var_1_13=4997/5, var_1_14=2, var_1_15=3, var_1_16=4, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32766, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=126, var_1_27=127, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=254, var_1_33=253/8, var_1_35=5, var_1_36=9, var_1_37=6, var_1_38=16, var_1_39=0, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L181] var_1_43 = __VERIFIER_nondet_uchar() [L182] CALL assume_abort_if_not(var_1_43 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_14=2, var_1_15=3, var_1_16=4, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32766, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=126, var_1_27=127, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=254, var_1_33=253/8, var_1_35=5, var_1_36=9, var_1_37=6, var_1_38=16, var_1_39=0, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_43 >= 0) VAL [isInitial=1, var_1_13=4997/5, var_1_14=2, var_1_15=3, var_1_16=4, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32766, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=126, var_1_27=127, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=254, var_1_33=253/8, var_1_35=5, var_1_36=9, var_1_37=6, var_1_38=16, var_1_39=0, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L183] CALL assume_abort_if_not(var_1_43 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_14=2, var_1_15=3, var_1_16=4, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32766, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=126, var_1_27=127, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=254, var_1_33=253/8, var_1_35=5, var_1_36=9, var_1_37=6, var_1_38=16, var_1_39=0, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_43 <= 0) VAL [isInitial=1, var_1_13=4997/5, var_1_14=2, var_1_15=3, var_1_16=4, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32766, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=126, var_1_27=127, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=254, var_1_33=253/8, var_1_35=5, var_1_36=9, var_1_37=6, var_1_38=16, var_1_39=0, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L184] var_1_46 = __VERIFIER_nondet_double() [L185] CALL assume_abort_if_not((var_1_46 >= 0.0F && var_1_46 <= -1.0e-20F) || (var_1_46 <= 9223372.036854776000e+12F && var_1_46 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_14=2, var_1_15=3, var_1_16=4, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32766, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=126, var_1_27=127, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=254, var_1_33=253/8, var_1_35=5, var_1_36=9, var_1_37=6, var_1_38=16, var_1_39=0, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=7, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not((var_1_46 >= 0.0F && var_1_46 <= -1.0e-20F) || (var_1_46 <= 9223372.036854776000e+12F && var_1_46 >= 1.0e-20F )) VAL [isInitial=1, var_1_13=4997/5, var_1_14=2, var_1_15=3, var_1_16=4, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32766, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=126, var_1_27=127, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=254, var_1_33=253/8, var_1_35=5, var_1_36=9, var_1_37=6, var_1_38=16, var_1_39=0, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=7, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L186] var_1_47 = __VERIFIER_nondet_double() [L187] CALL assume_abort_if_not((var_1_47 >= 0.0F && var_1_47 <= -1.0e-20F) || (var_1_47 <= 9223372.036854776000e+12F && var_1_47 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_14=2, var_1_15=3, var_1_16=4, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32766, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=126, var_1_27=127, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=254, var_1_33=253/8, var_1_35=5, var_1_36=9, var_1_37=6, var_1_38=16, var_1_39=0, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=7, var_1_47=8, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not((var_1_47 >= 0.0F && var_1_47 <= -1.0e-20F) || (var_1_47 <= 9223372.036854776000e+12F && var_1_47 >= 1.0e-20F )) VAL [isInitial=1, var_1_13=4997/5, var_1_14=2, var_1_15=3, var_1_16=4, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32766, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=126, var_1_27=127, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=254, var_1_33=253/8, var_1_35=5, var_1_36=9, var_1_37=6, var_1_38=16, var_1_39=0, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=7, var_1_47=8, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L200] RET updateVariables() [L201] CALL step() [L62] COND TRUE \read(var_1_8) [L63] var_1_13 = (((((var_1_14 + var_1_15)) < (((((-0.2f) < (var_1_16)) ? (-0.2f) : (var_1_16))))) ? ((var_1_14 + var_1_15)) : (((((-0.2f) < (var_1_16)) ? (-0.2f) : (var_1_16)))))) [L65] COND TRUE \read(var_1_8) [L66] var_1_25 = (var_1_26 + var_1_27) [L68] var_1_29 = var_1_27 [L69] var_1_30 = var_1_8 [L70] COND FALSE !((var_1_29 > var_1_25) && var_1_30) [L73] var_1_9 = ((((var_1_25) > ((((((var_1_25 - 10)) < (var_1_25)) ? ((var_1_25 - 10)) : (var_1_25))))) ? (var_1_25) : ((((((var_1_25 - 10)) < (var_1_25)) ? ((var_1_25 - 10)) : (var_1_25)))))) [L75] var_1_17 = ((var_1_18 - 25) - var_1_25) [L76] signed long int stepLocal_2 = var_1_25 + var_1_17; [L77] COND TRUE ((var_1_18 % var_1_21) & ((((1u) < 0 ) ? -(1u) : (1u)))) < stepLocal_2 [L78] var_1_20 = (var_1_23 || var_1_24) [L82] signed short int stepLocal_3 = var_1_9; [L83] COND FALSE !((~ var_1_29) > stepLocal_3) [L86] var_1_28 = (var_1_20 || ((! var_1_23) && (var_1_24 || var_1_7))) [L88] signed long int stepLocal_1 = (((var_1_9) > (var_1_25)) ? (var_1_9) : (var_1_25)); [L89] unsigned char stepLocal_0 = var_1_25; [L90] COND FALSE !(stepLocal_1 <= (var_1_25 - var_1_25)) [L99] var_1_1 = 0 [L101] var_1_31 = var_1_32 [L102] COND FALSE !(! var_1_30) [L105] var_1_38 = ((((var_1_17) > (var_1_32)) ? (var_1_17) : (var_1_32))) [L106] EXPR var_1_17 & (var_1_17 + 2u) [L106] EXPR 16u >> var_1_32 [L106] COND TRUE (var_1_17 & (var_1_17 + 2u)) < (16u >> var_1_32) [L107] var_1_39 = ((var_1_40 && (var_1_41 && var_1_42)) && (! var_1_43)) [L109] COND TRUE var_1_36 <= var_1_35 [L110] COND TRUE ((((var_1_13 + var_1_37) < 0 ) ? -(var_1_13 + var_1_37) : (var_1_13 + var_1_37))) < var_1_36 [L111] var_1_44 = ((((31.35) < (((((var_1_37) < (var_1_36)) ? (var_1_37) : (var_1_36))))) ? (31.35) : (((((var_1_37) < (var_1_36)) ? (var_1_37) : (var_1_36)))))) [L116] COND FALSE !((var_1_13 * (var_1_46 - var_1_47)) < var_1_35) [L121] var_1_45 = (((((((((((var_1_35) > (var_1_36)) ? (var_1_35) : (var_1_36)))) < (var_1_37)) ? (((((var_1_35) > (var_1_36)) ? (var_1_35) : (var_1_36)))) : (var_1_37))) < 0 ) ? -((((((((var_1_35) > (var_1_36)) ? (var_1_35) : (var_1_36)))) < (var_1_37)) ? (((((var_1_35) > (var_1_36)) ? (var_1_35) : (var_1_36)))) : (var_1_37))) : ((((((((var_1_35) > (var_1_36)) ? (var_1_35) : (var_1_36)))) < (var_1_37)) ? (((((var_1_35) > (var_1_36)) ? (var_1_35) : (var_1_36)))) : (var_1_37))))) [L123] var_1_30 || (var_1_32 >= (var_1_9 & var_1_9)) [L123] COND TRUE var_1_30 || (var_1_32 >= (var_1_9 & var_1_9)) [L124] COND FALSE !(-2 > var_1_9) [L127] var_1_49 = var_1_32 [L201] RET step() [L202] CALL, EXPR property() [L192-L193] return (((((((((((((var_1_9) > (var_1_25)) ? (var_1_9) : (var_1_25))) <= (var_1_25 - var_1_25)) ? ((var_1_25 < var_1_25) ? (var_1_20 ? (var_1_1 == ((unsigned char) var_1_7)) : (var_1_1 == ((unsigned char) var_1_8))) : 1) : (var_1_1 == ((unsigned char) 0))) && (((var_1_29 > var_1_25) && var_1_30) ? (var_1_9 == ((signed short int) var_1_25)) : (var_1_9 == ((signed short int) ((((var_1_25) > ((((((var_1_25 - 10)) < (var_1_25)) ? ((var_1_25 - 10)) : (var_1_25))))) ? (var_1_25) : ((((((var_1_25 - 10)) < (var_1_25)) ? ((var_1_25 - 10)) : (var_1_25)))))))))) && (var_1_8 ? (var_1_13 == ((float) (((((var_1_14 + var_1_15)) < (((((-0.2f) < (var_1_16)) ? (-0.2f) : (var_1_16))))) ? ((var_1_14 + var_1_15)) : (((((-0.2f) < (var_1_16)) ? (-0.2f) : (var_1_16)))))))) : 1)) && (var_1_17 == ((signed short int) ((var_1_18 - 25) - var_1_25)))) && ((((var_1_18 % var_1_21) & ((((1u) < 0 ) ? -(1u) : (1u)))) < (var_1_25 + var_1_17)) ? (var_1_20 == ((unsigned char) (var_1_23 || var_1_24))) : (var_1_20 == ((unsigned char) var_1_7)))) && (var_1_8 ? (var_1_25 == ((unsigned char) (var_1_26 + var_1_27))) : 1)) && (((~ var_1_29) > var_1_9) ? (var_1_28 == ((unsigned char) (! var_1_7))) : (var_1_28 == ((unsigned char) (var_1_20 || ((! var_1_23) && (var_1_24 || var_1_7))))))) && (var_1_29 == ((unsigned short int) var_1_27))) && (var_1_30 == ((unsigned char) var_1_8)) ; [L202] RET, EXPR property() [L202] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_13=10, var_1_14=2, var_1_15=3, var_1_16=4, var_1_17=32488, var_1_18=32766, var_1_1=0, var_1_20=0, var_1_21=32766, var_1_23=0, var_1_24=0, var_1_25=253, var_1_26=126, var_1_27=127, var_1_28=1, var_1_29=127, var_1_30=1, var_1_31=254, var_1_32=254, var_1_33=253/8, var_1_35=5, var_1_36=9, var_1_37=6, var_1_38=32488, var_1_39=1, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=9, var_1_45=6, var_1_46=7, var_1_47=8, var_1_49=254, var_1_7=1, var_1_8=1, var_1_9=253] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_13=10, var_1_14=2, var_1_15=3, var_1_16=4, var_1_17=32488, var_1_18=32766, var_1_1=0, var_1_20=0, var_1_21=32766, var_1_23=0, var_1_24=0, var_1_25=253, var_1_26=126, var_1_27=127, var_1_28=1, var_1_29=127, var_1_30=1, var_1_31=254, var_1_32=254, var_1_33=253/8, var_1_35=5, var_1_36=9, var_1_37=6, var_1_38=32488, var_1_39=1, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=9, var_1_45=6, var_1_46=7, var_1_47=8, var_1_49=254, var_1_7=1, var_1_8=1, var_1_9=253] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 65 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 1, TraceHistogramMax: 35, 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=65occurred 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: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 130 NumberOfCodeBlocks, 130 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 [2023-11-12 01:03:20,611 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/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_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-50.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX --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 1d54cda1e1849769fc331dfdba9fcfb2e9b4fcf52bd0d43d6f8a699ed6598582 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 01:03:23,556 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 01:03:23,699 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-12 01:03:23,710 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 01:03:23,711 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 01:03:23,760 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 01:03:23,761 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 01:03:23,762 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 01:03:23,763 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 01:03:23,769 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 01:03:23,769 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 01:03:23,770 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 01:03:23,771 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 01:03:23,771 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 01:03:23,772 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 01:03:23,772 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 01:03:23,773 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 01:03:23,773 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 01:03:23,774 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 01:03:23,774 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 01:03:23,774 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 01:03:23,775 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 01:03:23,775 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 01:03:23,776 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 01:03:23,776 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 01:03:23,777 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 01:03:23,777 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 01:03:23,778 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 01:03:23,778 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 01:03:23,779 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 01:03:23,780 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 01:03:23,781 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 01:03:23,781 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 01:03:23,781 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 01:03:23,782 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 01:03:23,782 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 01:03:23,782 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 01:03:23,783 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 01:03:23,783 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 01:03:23,784 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 01:03:23,784 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 01:03:23,785 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 01:03:23,785 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_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1d54cda1e1849769fc331dfdba9fcfb2e9b4fcf52bd0d43d6f8a699ed6598582 [2023-11-12 01:03:24,189 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 01:03:24,225 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 01:03:24,227 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 01:03:24,229 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 01:03:24,229 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 01:03:24,231 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-50.i [2023-11-12 01:03:27,487 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 01:03:27,818 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 01:03:27,819 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-50.i [2023-11-12 01:03:27,837 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/data/229c4d47d/59123f55e65444b5a4de32b73ff4f6fc/FLAG7a23d62c0 [2023-11-12 01:03:27,856 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/data/229c4d47d/59123f55e65444b5a4de32b73ff4f6fc [2023-11-12 01:03:27,862 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 01:03:27,864 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 01:03:27,867 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 01:03:27,867 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 01:03:27,872 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 01:03:27,873 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 01:03:27" (1/1) ... [2023-11-12 01:03:27,874 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44f63944 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:27, skipping insertion in model container [2023-11-12 01:03:27,874 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 01:03:27" (1/1) ... [2023-11-12 01:03:27,925 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 01:03:28,132 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_b0f76ea5-31f3-41cd-acc0-35ac86264971/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-50.i[919,932] [2023-11-12 01:03:28,263 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 01:03:28,292 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 01:03:28,311 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_b0f76ea5-31f3-41cd-acc0-35ac86264971/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-50.i[919,932] [2023-11-12 01:03:28,370 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 01:03:28,390 INFO L206 MainTranslator]: Completed translation [2023-11-12 01:03:28,390 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:28 WrapperNode [2023-11-12 01:03:28,390 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 01:03:28,392 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 01:03:28,392 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 01:03:28,392 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 01:03:28,400 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:28" (1/1) ... [2023-11-12 01:03:28,431 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:28" (1/1) ... [2023-11-12 01:03:28,481 INFO L138 Inliner]: procedures = 27, calls = 48, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 213 [2023-11-12 01:03:28,481 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 01:03:28,482 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 01:03:28,482 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 01:03:28,482 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 01:03:28,493 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:28" (1/1) ... [2023-11-12 01:03:28,493 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:28" (1/1) ... [2023-11-12 01:03:28,500 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:28" (1/1) ... [2023-11-12 01:03:28,500 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:28" (1/1) ... [2023-11-12 01:03:28,516 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:28" (1/1) ... [2023-11-12 01:03:28,521 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:28" (1/1) ... [2023-11-12 01:03:28,525 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:28" (1/1) ... [2023-11-12 01:03:28,528 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:28" (1/1) ... [2023-11-12 01:03:28,535 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 01:03:28,536 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 01:03:28,536 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 01:03:28,536 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 01:03:28,537 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:28" (1/1) ... [2023-11-12 01:03:28,551 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 01:03:28,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 01:03:28,601 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 01:03:28,605 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 01:03:28,642 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 01:03:28,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 01:03:28,643 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 01:03:28,643 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 01:03:28,643 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 01:03:28,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 01:03:28,742 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 01:03:28,744 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 01:03:35,480 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 01:03:35,491 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 01:03:35,491 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 01:03:35,495 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 01:03:35 BoogieIcfgContainer [2023-11-12 01:03:35,495 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 01:03:35,498 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 01:03:35,499 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 01:03:35,502 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 01:03:35,502 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 01:03:27" (1/3) ... [2023-11-12 01:03:35,503 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32c30d4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 01:03:35, skipping insertion in model container [2023-11-12 01:03:35,503 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:28" (2/3) ... [2023-11-12 01:03:35,505 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32c30d4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 01:03:35, skipping insertion in model container [2023-11-12 01:03:35,505 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 01:03:35" (3/3) ... [2023-11-12 01:03:35,507 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-co_file-50.i [2023-11-12 01:03:35,526 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 01:03:35,526 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 01:03:35,583 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 01:03:35,588 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;@33cc1de0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 01:03:35,589 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 01:03:35,593 INFO L276 IsEmpty]: Start isEmpty. Operand has 97 states, 59 states have (on average 1.3559322033898304) internal successors, (80), 60 states have internal predecessors, (80), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2023-11-12 01:03:35,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2023-11-12 01:03:35,611 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 01:03:35,612 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 01:03:35,613 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 01:03:35,617 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 01:03:35,618 INFO L85 PathProgramCache]: Analyzing trace with hash 572816282, now seen corresponding path program 1 times [2023-11-12 01:03:35,632 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 01:03:35,633 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1643050473] [2023-11-12 01:03:35,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 01:03:35,634 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 [2023-11-12 01:03:35,634 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 01:03:35,640 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/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) [2023-11-12 01:03:35,669 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 01:03:36,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 01:03:36,629 INFO L262 TraceCheckSpWp]: Trace formula consists of 359 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 01:03:36,669 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 01:03:36,778 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 648 proven. 0 refuted. 0 times theorem prover too weak. 1732 trivial. 0 not checked. [2023-11-12 01:03:36,779 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 01:03:36,779 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 01:03:36,780 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1643050473] [2023-11-12 01:03:36,780 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1643050473] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 01:03:36,781 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 01:03:36,782 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 01:03:36,784 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1817122500] [2023-11-12 01:03:36,785 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 01:03:36,791 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-12 01:03:36,792 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 01:03:36,833 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-12 01:03:36,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 01:03:36,838 INFO L87 Difference]: Start difference. First operand has 97 states, 59 states have (on average 1.3559322033898304) internal successors, (80), 60 states have internal predecessors, (80), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) Second operand has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-11-12 01:03:36,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 01:03:36,908 INFO L93 Difference]: Finished difference Result 187 states and 329 transitions. [2023-11-12 01:03:36,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-12 01:03:36,911 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 222 [2023-11-12 01:03:36,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 01:03:36,921 INFO L225 Difference]: With dead ends: 187 [2023-11-12 01:03:36,921 INFO L226 Difference]: Without dead ends: 93 [2023-11-12 01:03:36,930 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 221 GetRequests, 221 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 01:03:36,934 INFO L413 NwaCegarLoop]: 143 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, 143 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 [2023-11-12 01:03:36,936 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 143 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 01:03:36,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2023-11-12 01:03:36,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 93. [2023-11-12 01:03:36,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 56 states have (on average 1.3035714285714286) internal successors, (73), 56 states have internal predecessors, (73), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2023-11-12 01:03:37,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 143 transitions. [2023-11-12 01:03:37,006 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 143 transitions. Word has length 222 [2023-11-12 01:03:37,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 01:03:37,007 INFO L495 AbstractCegarLoop]: Abstraction has 93 states and 143 transitions. [2023-11-12 01:03:37,008 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-11-12 01:03:37,008 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 143 transitions. [2023-11-12 01:03:37,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2023-11-12 01:03:37,022 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 01:03:37,022 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 01:03:37,056 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 01:03:37,235 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 01:03:37,236 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 01:03:37,236 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 01:03:37,237 INFO L85 PathProgramCache]: Analyzing trace with hash -403222104, now seen corresponding path program 1 times [2023-11-12 01:03:37,238 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 01:03:37,238 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1126876675] [2023-11-12 01:03:37,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 01:03:37,238 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 [2023-11-12 01:03:37,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 01:03:37,241 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/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) [2023-11-12 01:03:37,247 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 01:03:38,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 01:03:38,128 INFO L262 TraceCheckSpWp]: Trace formula consists of 359 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-12 01:03:38,138 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 01:03:38,322 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2023-11-12 01:03:38,322 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 01:03:38,322 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 01:03:38,323 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1126876675] [2023-11-12 01:03:38,323 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1126876675] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 01:03:38,323 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 01:03:38,323 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-12 01:03:38,324 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1707112500] [2023-11-12 01:03:38,324 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 01:03:38,326 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-12 01:03:38,326 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 01:03:38,327 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-12 01:03:38,328 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-12 01:03:38,328 INFO L87 Difference]: Start difference. First operand 93 states and 143 transitions. Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-12 01:03:39,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 01:03:39,125 INFO L93 Difference]: Finished difference Result 249 states and 386 transitions. [2023-11-12 01:03:39,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-12 01:03:39,126 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 222 [2023-11-12 01:03:39,132 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 01:03:39,138 INFO L225 Difference]: With dead ends: 249 [2023-11-12 01:03:39,140 INFO L226 Difference]: Without dead ends: 159 [2023-11-12 01:03:39,142 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 222 GetRequests, 219 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-12 01:03:39,146 INFO L413 NwaCegarLoop]: 235 mSDtfsCounter, 159 mSDsluCounter, 318 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 159 SdHoareTripleChecker+Valid, 553 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2023-11-12 01:03:39,147 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [159 Valid, 553 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2023-11-12 01:03:39,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2023-11-12 01:03:39,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 93. [2023-11-12 01:03:39,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 56 states have (on average 1.2678571428571428) internal successors, (71), 56 states have internal predecessors, (71), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2023-11-12 01:03:39,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 141 transitions. [2023-11-12 01:03:39,176 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 141 transitions. Word has length 222 [2023-11-12 01:03:39,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 01:03:39,181 INFO L495 AbstractCegarLoop]: Abstraction has 93 states and 141 transitions. [2023-11-12 01:03:39,182 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-12 01:03:39,182 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 141 transitions. [2023-11-12 01:03:39,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2023-11-12 01:03:39,186 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 01:03:39,186 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 01:03:39,213 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 01:03:39,406 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 01:03:39,406 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 01:03:39,407 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 01:03:39,407 INFO L85 PathProgramCache]: Analyzing trace with hash -1414339354, now seen corresponding path program 1 times [2023-11-12 01:03:39,408 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 01:03:39,409 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1641315404] [2023-11-12 01:03:39,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 01:03:39,409 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 [2023-11-12 01:03:39,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 01:03:39,411 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/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) [2023-11-12 01:03:39,416 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-12 01:03:40,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 01:03:40,340 INFO L262 TraceCheckSpWp]: Trace formula consists of 359 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-12 01:03:40,349 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 01:03:43,387 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 328 proven. 186 refuted. 0 times theorem prover too weak. 1866 trivial. 0 not checked. [2023-11-12 01:03:43,389 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 01:03:44,367 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 6 proven. 96 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2023-11-12 01:03:44,368 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 01:03:44,368 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1641315404] [2023-11-12 01:03:44,369 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1641315404] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 01:03:44,369 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1017917963] [2023-11-12 01:03:44,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 01:03:44,370 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-12 01:03:44,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/cvc4 [2023-11-12 01:03:44,376 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-12 01:03:44,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-12 01:03:45,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 01:03:45,311 INFO L262 TraceCheckSpWp]: Trace formula consists of 359 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-12 01:03:45,319 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 01:03:45,420 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2023-11-12 01:03:45,420 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 01:03:45,421 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1017917963] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 01:03:45,421 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-12 01:03:45,421 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9, 6] total 12 [2023-11-12 01:03:45,422 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [835100948] [2023-11-12 01:03:45,422 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 01:03:45,423 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 01:03:45,424 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 01:03:45,425 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 01:03:45,426 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2023-11-12 01:03:45,426 INFO L87 Difference]: Start difference. First operand 93 states and 141 transitions. Second operand has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-12 01:03:45,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 01:03:45,941 INFO L93 Difference]: Finished difference Result 272 states and 415 transitions. [2023-11-12 01:03:45,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 01:03:45,951 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 222 [2023-11-12 01:03:45,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 01:03:45,955 INFO L225 Difference]: With dead ends: 272 [2023-11-12 01:03:45,955 INFO L226 Difference]: Without dead ends: 182 [2023-11-12 01:03:45,956 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 663 GetRequests, 652 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2023-11-12 01:03:45,957 INFO L413 NwaCegarLoop]: 144 mSDtfsCounter, 124 mSDsluCounter, 130 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 124 SdHoareTripleChecker+Valid, 274 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-12 01:03:45,958 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [124 Valid, 274 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-12 01:03:45,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states. [2023-11-12 01:03:45,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 110. [2023-11-12 01:03:45,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 110 states, 73 states have (on average 1.3287671232876712) internal successors, (97), 73 states have internal predecessors, (97), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2023-11-12 01:03:45,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 167 transitions. [2023-11-12 01:03:45,982 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 167 transitions. Word has length 222 [2023-11-12 01:03:45,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 01:03:45,983 INFO L495 AbstractCegarLoop]: Abstraction has 110 states and 167 transitions. [2023-11-12 01:03:45,984 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-12 01:03:45,984 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 167 transitions. [2023-11-12 01:03:45,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2023-11-12 01:03:45,987 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 01:03:45,988 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 01:03:46,015 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-12 01:03:46,208 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2023-11-12 01:03:46,403 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt [2023-11-12 01:03:46,404 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 01:03:46,404 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 01:03:46,404 INFO L85 PathProgramCache]: Analyzing trace with hash 886483236, now seen corresponding path program 1 times [2023-11-12 01:03:46,405 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 01:03:46,406 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1514441886] [2023-11-12 01:03:46,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 01:03:46,406 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 [2023-11-12 01:03:46,406 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 01:03:46,408 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/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) [2023-11-12 01:03:46,427 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 01:03:47,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 01:03:47,225 INFO L262 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-12 01:03:47,231 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 01:03:49,776 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 328 proven. 186 refuted. 0 times theorem prover too weak. 1866 trivial. 0 not checked. [2023-11-12 01:03:49,776 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 01:03:50,648 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 6 proven. 96 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2023-11-12 01:03:50,649 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 01:03:50,652 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1514441886] [2023-11-12 01:03:50,652 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1514441886] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 01:03:50,654 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2082304402] [2023-11-12 01:03:50,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 01:03:50,656 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-12 01:03:50,657 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/cvc4 [2023-11-12 01:03:50,658 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-12 01:03:50,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-11-12 01:03:51,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 01:03:51,561 INFO L262 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-12 01:03:51,567 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 01:03:51,716 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2023-11-12 01:03:51,716 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 01:03:51,716 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2082304402] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 01:03:51,739 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-12 01:03:51,739 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [9, 6] total 12 [2023-11-12 01:03:51,739 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [195621692] [2023-11-12 01:03:51,740 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 01:03:51,740 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-12 01:03:51,740 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 01:03:51,741 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-12 01:03:51,741 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2023-11-12 01:03:51,742 INFO L87 Difference]: Start difference. First operand 110 states and 167 transitions. Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-12 01:03:52,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 01:03:52,322 INFO L93 Difference]: Finished difference Result 337 states and 505 transitions. [2023-11-12 01:03:52,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-12 01:03:52,323 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 222 [2023-11-12 01:03:52,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 01:03:52,327 INFO L225 Difference]: With dead ends: 337 [2023-11-12 01:03:52,327 INFO L226 Difference]: Without dead ends: 230 [2023-11-12 01:03:52,328 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 665 GetRequests, 651 SyntacticMatches, 3 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=45, Invalid=111, Unknown=0, NotChecked=0, Total=156 [2023-11-12 01:03:52,329 INFO L413 NwaCegarLoop]: 139 mSDtfsCounter, 198 mSDsluCounter, 266 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 198 SdHoareTripleChecker+Valid, 405 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-12 01:03:52,329 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [198 Valid, 405 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-12 01:03:52,331 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230 states. [2023-11-12 01:03:52,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 143. [2023-11-12 01:03:52,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 143 states, 103 states have (on average 1.3398058252427185) internal successors, (138), 104 states have internal predecessors, (138), 37 states have call successors, (37), 2 states have call predecessors, (37), 2 states have return successors, (37), 36 states have call predecessors, (37), 37 states have call successors, (37) [2023-11-12 01:03:52,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 212 transitions. [2023-11-12 01:03:52,358 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 212 transitions. Word has length 222 [2023-11-12 01:03:52,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 01:03:52,360 INFO L495 AbstractCegarLoop]: Abstraction has 143 states and 212 transitions. [2023-11-12 01:03:52,360 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-12 01:03:52,360 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 212 transitions. [2023-11-12 01:03:52,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2023-11-12 01:03:52,364 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 01:03:52,364 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 01:03:52,379 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2023-11-12 01:03:52,592 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/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)] Forceful destruction successful, exit code 0 [2023-11-12 01:03:52,774 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 01:03:52,774 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 01:03:52,775 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 01:03:52,775 INFO L85 PathProgramCache]: Analyzing trace with hash 491536612, now seen corresponding path program 1 times [2023-11-12 01:03:52,775 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 01:03:52,775 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1792700509] [2023-11-12 01:03:52,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 01:03:52,776 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 [2023-11-12 01:03:52,776 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 01:03:52,777 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/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) [2023-11-12 01:03:52,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/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 (8)] Waiting until timeout for monitored process [2023-11-12 01:03:53,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 01:03:53,528 INFO L262 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-12 01:03:53,533 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 01:03:54,511 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 294 proven. 96 refuted. 0 times theorem prover too weak. 1990 trivial. 0 not checked. [2023-11-12 01:03:54,512 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 01:03:55,077 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 6 proven. 96 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2023-11-12 01:03:55,078 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 01:03:55,078 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1792700509] [2023-11-12 01:03:55,078 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1792700509] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 01:03:55,078 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1999034179] [2023-11-12 01:03:55,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 01:03:55,079 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-12 01:03:55,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/cvc4 [2023-11-12 01:03:55,084 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-12 01:03:55,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2023-11-12 01:03:56,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 01:03:56,914 INFO L262 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-12 01:03:56,919 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 01:03:58,715 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2023-11-12 01:03:58,715 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 01:03:58,715 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1999034179] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 01:03:58,715 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-12 01:03:58,716 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5, 5] total 10 [2023-11-12 01:03:58,716 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [912014108] [2023-11-12 01:03:58,716 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 01:03:58,717 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-12 01:03:58,717 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 01:03:58,718 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-12 01:03:58,718 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2023-11-12 01:03:58,718 INFO L87 Difference]: Start difference. First operand 143 states and 212 transitions. Second operand has 5 states, 5 states have (on average 10.0) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-12 01:04:04,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 01:04:04,282 INFO L93 Difference]: Finished difference Result 508 states and 760 transitions. [2023-11-12 01:04:04,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-12 01:04:04,286 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 222 [2023-11-12 01:04:04,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 01:04:04,293 INFO L225 Difference]: With dead ends: 508 [2023-11-12 01:04:04,294 INFO L226 Difference]: Without dead ends: 368 [2023-11-12 01:04:04,295 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 666 GetRequests, 654 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2023-11-12 01:04:04,296 INFO L413 NwaCegarLoop]: 260 mSDtfsCounter, 178 mSDsluCounter, 443 mSDsCounter, 0 mSdLazyCounter, 142 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 178 SdHoareTripleChecker+Valid, 703 SdHoareTripleChecker+Invalid, 212 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 142 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2023-11-12 01:04:04,297 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [178 Valid, 703 Invalid, 212 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 142 Invalid, 0 Unknown, 0 Unchecked, 5.1s Time] [2023-11-12 01:04:04,299 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 368 states. [2023-11-12 01:04:04,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 368 to 276. [2023-11-12 01:04:04,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 276 states, 197 states have (on average 1.3350253807106598) internal successors, (263), 199 states have internal predecessors, (263), 74 states have call successors, (74), 4 states have call predecessors, (74), 4 states have return successors, (74), 72 states have call predecessors, (74), 74 states have call successors, (74) [2023-11-12 01:04:04,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 276 states and 411 transitions. [2023-11-12 01:04:04,360 INFO L78 Accepts]: Start accepts. Automaton has 276 states and 411 transitions. Word has length 222 [2023-11-12 01:04:04,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 01:04:04,361 INFO L495 AbstractCegarLoop]: Abstraction has 276 states and 411 transitions. [2023-11-12 01:04:04,361 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-12 01:04:04,362 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 411 transitions. [2023-11-12 01:04:04,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2023-11-12 01:04:04,370 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 01:04:04,371 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 01:04:04,407 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/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 (8)] Forceful destruction successful, exit code 0 [2023-11-12 01:04:04,581 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2023-11-12 01:04:04,771 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt [2023-11-12 01:04:04,772 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 01:04:04,772 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 01:04:04,772 INFO L85 PathProgramCache]: Analyzing trace with hash -317810014, now seen corresponding path program 1 times [2023-11-12 01:04:04,773 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 01:04:04,773 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [504846940] [2023-11-12 01:04:04,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 01:04:04,773 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 [2023-11-12 01:04:04,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 01:04:04,774 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/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) [2023-11-12 01:04:04,779 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2023-11-12 01:04:05,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 01:04:05,502 INFO L262 TraceCheckSpWp]: Trace formula consists of 355 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-12 01:04:05,507 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 01:04:06,470 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 294 proven. 96 refuted. 0 times theorem prover too weak. 1990 trivial. 0 not checked. [2023-11-12 01:04:06,470 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 01:04:07,060 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 6 proven. 96 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2023-11-12 01:04:07,061 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 01:04:07,061 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [504846940] [2023-11-12 01:04:07,061 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [504846940] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 01:04:07,062 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [797465020] [2023-11-12 01:04:07,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 01:04:07,062 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-12 01:04:07,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/cvc4 [2023-11-12 01:04:07,063 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-12 01:04:07,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2023-11-12 01:04:09,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 01:04:09,070 INFO L262 TraceCheckSpWp]: Trace formula consists of 355 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-12 01:04:09,077 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 01:04:09,922 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 294 proven. 96 refuted. 0 times theorem prover too weak. 1990 trivial. 0 not checked. [2023-11-12 01:04:09,922 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 01:04:10,451 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 6 proven. 96 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2023-11-12 01:04:10,451 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [797465020] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 01:04:10,452 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1547396808] [2023-11-12 01:04:10,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 01:04:10,452 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 01:04:10,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 01:04:10,459 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 01:04:10,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0f76ea5-31f3-41cd-acc0-35ac86264971/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process