./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-21.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-21.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6d6d2a27a426d678f634c04aba0efcc19886c221afd32b2e1f3bd78b6ab660f1 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:16:29,131 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:16:29,204 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 04:16:29,210 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:16:29,211 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:16:29,252 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:16:29,253 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:16:29,254 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:16:29,255 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:16:29,255 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:16:29,256 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:16:29,257 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:16:29,257 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:16:29,258 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 04:16:29,258 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:16:29,259 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:16:29,259 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 04:16:29,260 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 04:16:29,260 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:16:29,261 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 04:16:29,261 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 04:16:29,262 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 04:16:29,263 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:16:29,263 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:16:29,264 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:16:29,264 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:16:29,265 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:16:29,265 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:16:29,265 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:16:29,266 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:16:29,266 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:16:29,267 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:16:29,267 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:16:29,285 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:16:29,286 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:16:29,286 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:16:29,286 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:16:29,287 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:16:29,287 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:16:29,287 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:16:29,287 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 04:16:29,288 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:16:29,288 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:16:29,289 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:16:29,289 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:16:29,289 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_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6d6d2a27a426d678f634c04aba0efcc19886c221afd32b2e1f3bd78b6ab660f1 [2023-11-19 04:16:29,598 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:16:29,632 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:16:29,636 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:16:29,637 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:16:29,638 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:16:29,640 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-21.i [2023-11-19 04:16:32,786 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:16:33,123 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:16:33,127 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-21.i [2023-11-19 04:16:33,142 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ/data/6ca593670/a4503c9cb1894adcb1e49e872430b3bd/FLAG4634abe43 [2023-11-19 04:16:33,162 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ/data/6ca593670/a4503c9cb1894adcb1e49e872430b3bd [2023-11-19 04:16:33,164 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:16:33,165 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:16:33,167 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:16:33,167 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:16:33,176 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:16:33,180 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:16:33" (1/1) ... [2023-11-19 04:16:33,183 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14a83fc1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:33, skipping insertion in model container [2023-11-19 04:16:33,183 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:16:33" (1/1) ... [2023-11-19 04:16:33,229 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:16:33,413 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_f13cc2ed-3345-4c4e-bb39-063ac3e413de/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-21.i[919,932] [2023-11-19 04:16:33,500 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:16:33,525 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:16:33,539 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_f13cc2ed-3345-4c4e-bb39-063ac3e413de/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-21.i[919,932] [2023-11-19 04:16:33,611 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:16:33,644 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:16:33,644 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:33 WrapperNode [2023-11-19 04:16:33,649 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:16:33,650 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:16:33,650 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:16:33,650 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:16:33,658 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:33" (1/1) ... [2023-11-19 04:16:33,675 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:33" (1/1) ... [2023-11-19 04:16:33,741 INFO L138 Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 270 [2023-11-19 04:16:33,744 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:16:33,745 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:16:33,745 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:16:33,745 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:16:33,755 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:33" (1/1) ... [2023-11-19 04:16:33,756 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:33" (1/1) ... [2023-11-19 04:16:33,761 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:33" (1/1) ... [2023-11-19 04:16:33,761 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:33" (1/1) ... [2023-11-19 04:16:33,782 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:33" (1/1) ... [2023-11-19 04:16:33,786 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:33" (1/1) ... [2023-11-19 04:16:33,791 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:33" (1/1) ... [2023-11-19 04:16:33,795 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:33" (1/1) ... [2023-11-19 04:16:33,803 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:16:33,804 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:16:33,804 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:16:33,804 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:16:33,805 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:33" (1/1) ... [2023-11-19 04:16:33,812 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:16:33,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:16:33,854 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:16:33,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:16:33,920 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:16:33,920 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:16:33,920 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:16:33,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:16:33,921 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:16:33,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:16:34,065 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:16:34,068 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:16:34,706 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:16:35,201 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:16:35,201 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:16:35,207 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:16:35 BoogieIcfgContainer [2023-11-19 04:16:35,208 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:16:35,211 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:16:35,212 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:16:35,215 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:16:35,216 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:16:33" (1/3) ... [2023-11-19 04:16:35,217 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69f69430 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:16:35, skipping insertion in model container [2023-11-19 04:16:35,217 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:33" (2/3) ... [2023-11-19 04:16:35,220 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69f69430 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:16:35, skipping insertion in model container [2023-11-19 04:16:35,220 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:16:35" (3/3) ... [2023-11-19 04:16:35,221 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-21.i [2023-11-19 04:16:35,242 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:16:35,242 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 04:16:35,313 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:16:35,322 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;@5a79eb39, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:16:35,323 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 04:16:35,327 INFO L276 IsEmpty]: Start isEmpty. Operand has 53 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 23 states have internal predecessors, (25), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-19 04:16:35,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2023-11-19 04:16:35,350 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:16:35,350 INFO L195 NwaCegarLoop]: trace histogram [28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:16:35,351 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:16:35,359 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:16:35,359 INFO L85 PathProgramCache]: Analyzing trace with hash -560462813, now seen corresponding path program 1 times [2023-11-19 04:16:35,370 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:16:35,371 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1066642764] [2023-11-19 04:16:35,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:16:35,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:16:35,652 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 04:16:35,653 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [390109306] [2023-11-19 04:16:35,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:16:35,653 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 04:16:35,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:16:35,655 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 04:16:35,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 04:16:36,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:16:36,119 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 04:16:36,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:16:36,410 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 04:16:36,414 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 04:16:36,418 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 04:16:36,440 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-19 04:16:36,630 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-19 04:16:36,636 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 04:16:36,641 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 04:16:36,820 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 04:16:36 BoogieIcfgContainer [2023-11-19 04:16:36,820 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 04:16:36,821 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:16:36,822 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:16:36,822 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:16:36,823 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:16:35" (3/4) ... [2023-11-19 04:16:36,825 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 04:16:36,826 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:16:36,829 INFO L158 Benchmark]: Toolchain (without parser) took 3661.83ms. Allocated memory was 127.9MB in the beginning and 174.1MB in the end (delta: 46.1MB). Free memory was 92.0MB in the beginning and 102.2MB in the end (delta: -10.3MB). Peak memory consumption was 38.9MB. Max. memory is 16.1GB. [2023-11-19 04:16:36,829 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 127.9MB. Free memory was 98.0MB in the beginning and 97.9MB in the end (delta: 88.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:16:36,831 INFO L158 Benchmark]: CACSL2BoogieTranslator took 482.45ms. Allocated memory is still 127.9MB. Free memory was 91.8MB in the beginning and 75.5MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 04:16:36,836 INFO L158 Benchmark]: Boogie Procedure Inliner took 94.33ms. Allocated memory is still 127.9MB. Free memory was 75.5MB in the beginning and 69.7MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-19 04:16:36,838 INFO L158 Benchmark]: Boogie Preprocessor took 58.19ms. Allocated memory is still 127.9MB. Free memory was 69.7MB in the beginning and 67.0MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:16:36,839 INFO L158 Benchmark]: RCFGBuilder took 1403.91ms. Allocated memory is still 127.9MB. Free memory was 66.7MB in the beginning and 65.9MB in the end (delta: 834.3kB). Peak memory consumption was 34.3MB. Max. memory is 16.1GB. [2023-11-19 04:16:36,839 INFO L158 Benchmark]: TraceAbstraction took 1609.02ms. Allocated memory was 127.9MB in the beginning and 174.1MB in the end (delta: 46.1MB). Free memory was 65.2MB in the beginning and 103.3MB in the end (delta: -38.1MB). Peak memory consumption was 6.7MB. Max. memory is 16.1GB. [2023-11-19 04:16:36,841 INFO L158 Benchmark]: Witness Printer took 5.10ms. Allocated memory is still 174.1MB. Free memory was 103.3MB in the beginning and 102.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:16:36,849 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 127.9MB. Free memory was 98.0MB in the beginning and 97.9MB in the end (delta: 88.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 482.45ms. Allocated memory is still 127.9MB. Free memory was 91.8MB in the beginning and 75.5MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 94.33ms. Allocated memory is still 127.9MB. Free memory was 75.5MB in the beginning and 69.7MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.19ms. Allocated memory is still 127.9MB. Free memory was 69.7MB in the beginning and 67.0MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1403.91ms. Allocated memory is still 127.9MB. Free memory was 66.7MB in the beginning and 65.9MB in the end (delta: 834.3kB). Peak memory consumption was 34.3MB. Max. memory is 16.1GB. * TraceAbstraction took 1609.02ms. Allocated memory was 127.9MB in the beginning and 174.1MB in the end (delta: 46.1MB). Free memory was 65.2MB in the beginning and 103.3MB in the end (delta: -38.1MB). Peak memory consumption was 6.7MB. Max. memory is 16.1GB. * Witness Printer took 5.10ms. Allocated memory is still 174.1MB. Free memory was 103.3MB in the beginning and 102.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. 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 bitwiseOr at line 109, overapproximation of shiftLeft at line 120, overapproximation of someUnaryDOUBLEoperation at line 74, overapproximation of bitwiseAnd at line 94, overapproximation of someBinaryArithmeticDOUBLEoperation at line 101, overapproximation of someBinaryDOUBLEComparisonOperation at line 74. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = 10; [L23] signed char var_1_3 = 1; [L24] signed char var_1_4 = 100; [L25] signed char var_1_5 = 5; [L26] signed char var_1_6 = 32; [L27] signed char var_1_7 = 32; [L28] unsigned short int var_1_8 = 8; [L29] unsigned short int var_1_10 = 21451; [L30] unsigned char var_1_12 = 8; [L31] unsigned short int var_1_13 = 16; [L32] unsigned short int var_1_16 = 53444; [L33] unsigned char var_1_17 = 0; [L34] unsigned char var_1_18 = 0; [L35] double var_1_19 = 1.2; [L36] signed char var_1_20 = 1; [L37] double var_1_21 = 10.5; [L38] double var_1_22 = 0.0; [L39] double var_1_23 = 10.4; [L40] double var_1_24 = 50.5; [L41] unsigned short int var_1_25 = 2; [L42] signed long int var_1_26 = 500; [L43] float var_1_31 = 99.375; [L44] unsigned char var_1_34 = 8; [L45] signed long int var_1_36 = 1; [L46] double var_1_37 = 100.5; [L47] unsigned char var_1_40 = 0; [L48] unsigned char var_1_41 = 1; [L49] unsigned char var_1_42 = 1; [L50] unsigned char var_1_43 = 1; [L51] unsigned short int var_1_44 = 0; [L52] double var_1_46 = 1.75; [L53] unsigned short int last_1_var_1_8 = 8; [L54] unsigned char last_1_var_1_12 = 8; [L55] unsigned short int last_1_var_1_13 = 16; [L56] unsigned char last_1_var_1_17 = 0; [L57] unsigned short int last_1_var_1_25 = 2; [L187] isInitial = 1 [L188] FCALL initially() [L189] COND TRUE 1 [L190] CALL updateLastVariables() [L176] last_1_var_1_8 = var_1_8 [L177] last_1_var_1_12 = var_1_12 [L178] last_1_var_1_13 = var_1_13 [L179] last_1_var_1_17 = var_1_17 [L180] last_1_var_1_25 = var_1_25 [L190] RET updateLastVariables() [L191] CALL updateVariables() [L130] var_1_3 = __VERIFIER_nondet_char() [L131] CALL assume_abort_if_not(var_1_3 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=100, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8] [L20] COND FALSE !(!cond) [L131] RET assume_abort_if_not(var_1_3 >= -127) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=100, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8] [L132] CALL assume_abort_if_not(var_1_3 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=100, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8] [L20] COND FALSE !(!cond) [L132] RET assume_abort_if_not(var_1_3 <= 126) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=100, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8] [L133] var_1_4 = __VERIFIER_nondet_char() [L134] CALL assume_abort_if_not(var_1_4 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not(var_1_4 >= -127) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8] [L135] CALL assume_abort_if_not(var_1_4 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not(var_1_4 <= 126) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8] [L136] var_1_5 = __VERIFIER_nondet_char() [L137] CALL assume_abort_if_not(var_1_5 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=-1, var_1_6=32, var_1_7=32, var_1_8=8] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_5 >= -1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=-1, var_1_6=32, var_1_7=32, var_1_8=8] [L138] CALL assume_abort_if_not(var_1_5 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=-1, var_1_6=32, var_1_7=32, var_1_8=8] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_5 <= 126) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=-1, var_1_6=32, var_1_7=32, var_1_8=8] [L139] var_1_6 = __VERIFIER_nondet_char() [L140] CALL assume_abort_if_not(var_1_6 >= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=32, var_1_8=8] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_6 >= 31) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=32, var_1_8=8] [L141] CALL assume_abort_if_not(var_1_6 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=32, var_1_8=8] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_6 <= 63) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=32, var_1_8=8] [L142] var_1_7 = __VERIFIER_nondet_char() [L143] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=59, var_1_8=8] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=59, var_1_8=8] [L144] CALL assume_abort_if_not(var_1_7 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=59, var_1_8=8] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_7 <= 63) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=59, var_1_8=8] [L145] var_1_10 = __VERIFIER_nondet_ushort() [L146] CALL assume_abort_if_not(var_1_10 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=59, var_1_8=8] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_10 >= 16383) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=59, var_1_8=8] [L147] CALL assume_abort_if_not(var_1_10 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=59, var_1_8=8] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_10 <= 32767) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=59, var_1_8=8] [L148] var_1_16 = __VERIFIER_nondet_ushort() [L149] CALL assume_abort_if_not(var_1_16 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=59, var_1_8=8] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_16 >= 32767) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=59, var_1_8=8] [L150] CALL assume_abort_if_not(var_1_16 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=59, var_1_8=8] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_16 <= 65534) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=59, var_1_8=8] [L151] var_1_18 = __VERIFIER_nondet_uchar() [L152] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=59, var_1_8=8] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=59, var_1_8=8] [L153] CALL assume_abort_if_not(var_1_18 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=59, var_1_8=8] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_18 <= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=59, var_1_8=8] [L154] var_1_20 = __VERIFIER_nondet_char() [L155] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=59, var_1_8=8] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=59, var_1_8=8] [L156] CALL assume_abort_if_not(var_1_20 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=59, var_1_8=8] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_20 <= 127) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=59, var_1_8=8] [L157] var_1_21 = __VERIFIER_nondet_double() [L158] CALL assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_21=2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=59, var_1_8=8] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_21=2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=59, var_1_8=8] [L159] var_1_22 = __VERIFIER_nondet_double() [L160] CALL assume_abort_if_not((var_1_22 >= 4611686.018427382800e+12F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=59, var_1_8=8] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not((var_1_22 >= 4611686.018427382800e+12F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=59, var_1_8=8] [L161] var_1_23 = __VERIFIER_nondet_double() [L162] CALL assume_abort_if_not((var_1_23 >= 0.0F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 4611686.018427382800e+12F && var_1_23 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=4, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=59, var_1_8=8] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not((var_1_23 >= 0.0F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 4611686.018427382800e+12F && var_1_23 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=4, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=59, var_1_8=8] [L163] var_1_24 = __VERIFIER_nondet_double() [L164] CALL assume_abort_if_not((var_1_24 >= 0.0F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 9223372.036854765600e+12F && var_1_24 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=4, var_1_24=5, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=59, var_1_8=8] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not((var_1_24 >= 0.0F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 9223372.036854765600e+12F && var_1_24 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=4, var_1_24=5, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=59, var_1_8=8] [L165] var_1_41 = __VERIFIER_nondet_uchar() [L166] CALL assume_abort_if_not(var_1_41 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=4, var_1_24=5, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=59, var_1_8=8] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_41 >= 1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=4, var_1_24=5, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=59, var_1_8=8] [L167] CALL assume_abort_if_not(var_1_41 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=4, var_1_24=5, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=59, var_1_8=8] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_41 <= 1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=4, var_1_24=5, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=59, var_1_8=8] [L168] var_1_42 = __VERIFIER_nondet_uchar() [L169] CALL assume_abort_if_not(var_1_42 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=4, var_1_24=5, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=59, var_1_8=8] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_42 >= 1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=4, var_1_24=5, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=59, var_1_8=8] [L170] CALL assume_abort_if_not(var_1_42 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=4, var_1_24=5, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=59, var_1_8=8] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_42 <= 1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=4, var_1_24=5, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=59, var_1_8=8] [L171] var_1_43 = __VERIFIER_nondet_uchar() [L172] CALL assume_abort_if_not(var_1_43 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=4, var_1_24=5, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=59, var_1_8=8] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_43 >= 1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=4, var_1_24=5, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=59, var_1_8=8] [L173] CALL assume_abort_if_not(var_1_43 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=4, var_1_24=5, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=59, var_1_8=8] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_43 <= 1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=4, var_1_24=5, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=59, var_1_8=8] [L191] RET updateVariables() [L192] CALL step() [L61] COND TRUE (last_1_var_1_8 < last_1_var_1_13) || last_1_var_1_17 [L62] var_1_25 = (((((last_1_var_1_12) > (last_1_var_1_12)) ? (last_1_var_1_12) : (last_1_var_1_12))) + var_1_7) [L66] signed long int stepLocal_1 = last_1_var_1_13; [L67] COND TRUE last_1_var_1_13 == stepLocal_1 [L68] var_1_12 = ((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7))) [L70] COND FALSE !(var_1_10 < var_1_10) [L79] var_1_8 = (((var_1_7 + var_1_6) + var_1_12) + (var_1_10 - var_1_12)) [L80] COND TRUE var_1_23 < var_1_24 [L81] var_1_40 = (! ((var_1_41 && var_1_42) && var_1_43)) [L83] signed long int stepLocal_0 = -1000000; [L84] COND TRUE var_1_8 >= stepLocal_0 [L85] var_1_1 = ((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4))) [L89] COND FALSE !(var_1_18 && (var_1_8 > (var_1_8 / var_1_6))) [L94] EXPR 25 & var_1_7 [L94] COND TRUE (25 & var_1_7) < (var_1_7 - 25) [L95] EXPR var_1_12 & var_1_16 [L95] EXPR (((var_1_12 & var_1_16)) < (25)) ? ((var_1_12 & var_1_16)) : (25) [L95] COND TRUE (((((var_1_12 & var_1_16)) < (25)) ? ((var_1_12 & var_1_16)) : (25))) > -64 [L96] var_1_44 = ((((var_1_16 - var_1_7) < 0 ) ? -(var_1_16 - var_1_7) : (var_1_16 - var_1_7))) [L99] signed char stepLocal_3 = var_1_1; [L100] COND TRUE stepLocal_3 >= (var_1_5 - var_1_20) [L101] var_1_19 = (((((var_1_21) < ((var_1_22 - var_1_23))) ? (var_1_21) : ((var_1_22 - var_1_23)))) - var_1_24) [L103] var_1_34 = var_1_6 [L104] var_1_36 = var_1_12 [L105] var_1_37 = (var_1_23 + var_1_23) [L106] COND TRUE ((((((((last_1_var_1_12) > (var_1_6)) ? (last_1_var_1_12) : (var_1_6)))) < (last_1_var_1_8)) ? (((((last_1_var_1_12) > (var_1_6)) ? (last_1_var_1_12) : (var_1_6)))) : (last_1_var_1_8))) > (var_1_3 * last_1_var_1_25) [L107] var_1_17 = var_1_18 [L109] EXPR var_1_13 ^ var_1_16 [L109] COND FALSE !(5u < (var_1_13 ^ var_1_16)) [L116] var_1_46 = var_1_24 [L118] unsigned short int stepLocal_2 = var_1_25; [L119] COND FALSE !(\read(var_1_17)) [L126] var_1_13 = (var_1_16 - var_1_10) [L192] RET step() [L193] CALL, EXPR property() [L183] EXPR ((((var_1_8 >= -1000000) ? (var_1_1 == ((signed char) ((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4))))) : (var_1_1 == ((signed char) (var_1_5 - ((var_1_6 - 8) + var_1_7))))) && (var_1_8 == ((unsigned short int) (((var_1_7 + var_1_6) + var_1_12) + (var_1_10 - var_1_12))))) && ((last_1_var_1_13 == last_1_var_1_13) ? (var_1_12 == ((unsigned char) ((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7))))) : 1)) && (var_1_17 ? ((((var_1_10 + var_1_12) << var_1_5) < var_1_25) ? (var_1_13 == ((unsigned short int) ((((var_1_7) < (((((var_1_12) > (((((var_1_12) < (var_1_6)) ? (var_1_12) : (var_1_6))))) ? (var_1_12) : (((((var_1_12) < (var_1_6)) ? (var_1_12) : (var_1_6)))))))) ? (var_1_7) : (((((var_1_12) > (((((var_1_12) < (var_1_6)) ? (var_1_12) : (var_1_6))))) ? (var_1_12) : (((((var_1_12) < (var_1_6)) ? (var_1_12) : (var_1_6))))))))))) : (var_1_13 == ((unsigned short int) (var_1_16 - (var_1_12 + var_1_12))))) : (var_1_13 == ((unsigned short int) (var_1_16 - var_1_10)))) [L183] EXPR var_1_17 ? ((((var_1_10 + var_1_12) << var_1_5) < var_1_25) ? (var_1_13 == ((unsigned short int) ((((var_1_7) < (((((var_1_12) > (((((var_1_12) < (var_1_6)) ? (var_1_12) : (var_1_6))))) ? (var_1_12) : (((((var_1_12) < (var_1_6)) ? (var_1_12) : (var_1_6)))))))) ? (var_1_7) : (((((var_1_12) > (((((var_1_12) < (var_1_6)) ? (var_1_12) : (var_1_6))))) ? (var_1_12) : (((((var_1_12) < (var_1_6)) ? (var_1_12) : (var_1_6))))))))))) : (var_1_13 == ((unsigned short int) (var_1_16 - (var_1_12 + var_1_12))))) : (var_1_13 == ((unsigned short int) (var_1_16 - var_1_10))) [L183] EXPR ((((var_1_8 >= -1000000) ? (var_1_1 == ((signed char) ((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4))))) : (var_1_1 == ((signed char) (var_1_5 - ((var_1_6 - 8) + var_1_7))))) && (var_1_8 == ((unsigned short int) (((var_1_7 + var_1_6) + var_1_12) + (var_1_10 - var_1_12))))) && ((last_1_var_1_13 == last_1_var_1_13) ? (var_1_12 == ((unsigned char) ((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7))))) : 1)) && (var_1_17 ? ((((var_1_10 + var_1_12) << var_1_5) < var_1_25) ? (var_1_13 == ((unsigned short int) ((((var_1_7) < (((((var_1_12) > (((((var_1_12) < (var_1_6)) ? (var_1_12) : (var_1_6))))) ? (var_1_12) : (((((var_1_12) < (var_1_6)) ? (var_1_12) : (var_1_6)))))))) ? (var_1_7) : (((((var_1_12) > (((((var_1_12) < (var_1_6)) ? (var_1_12) : (var_1_6))))) ? (var_1_12) : (((((var_1_12) < (var_1_6)) ? (var_1_12) : (var_1_6))))))))))) : (var_1_13 == ((unsigned short int) (var_1_16 - (var_1_12 + var_1_12))))) : (var_1_13 == ((unsigned short int) (var_1_16 - var_1_10)))) [L183-L184] return (((((((var_1_8 >= -1000000) ? (var_1_1 == ((signed char) ((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4))))) : (var_1_1 == ((signed char) (var_1_5 - ((var_1_6 - 8) + var_1_7))))) && (var_1_8 == ((unsigned short int) (((var_1_7 + var_1_6) + var_1_12) + (var_1_10 - var_1_12))))) && ((last_1_var_1_13 == last_1_var_1_13) ? (var_1_12 == ((unsigned char) ((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7))))) : 1)) && (var_1_17 ? ((((var_1_10 + var_1_12) << var_1_5) < var_1_25) ? (var_1_13 == ((unsigned short int) ((((var_1_7) < (((((var_1_12) > (((((var_1_12) < (var_1_6)) ? (var_1_12) : (var_1_6))))) ? (var_1_12) : (((((var_1_12) < (var_1_6)) ? (var_1_12) : (var_1_6)))))))) ? (var_1_7) : (((((var_1_12) > (((((var_1_12) < (var_1_6)) ? (var_1_12) : (var_1_6))))) ? (var_1_12) : (((((var_1_12) < (var_1_6)) ? (var_1_12) : (var_1_6))))))))))) : (var_1_13 == ((unsigned short int) (var_1_16 - (var_1_12 + var_1_12))))) : (var_1_13 == ((unsigned short int) (var_1_16 - var_1_10))))) && ((((((((((last_1_var_1_12) > (var_1_6)) ? (last_1_var_1_12) : (var_1_6)))) < (last_1_var_1_8)) ? (((((last_1_var_1_12) > (var_1_6)) ? (last_1_var_1_12) : (var_1_6)))) : (last_1_var_1_8))) > (var_1_3 * last_1_var_1_25)) ? (var_1_17 == ((unsigned char) var_1_18)) : 1)) && ((var_1_1 >= (var_1_5 - var_1_20)) ? (var_1_19 == ((double) (((((var_1_21) < ((var_1_22 - var_1_23))) ? (var_1_21) : ((var_1_22 - var_1_23)))) - var_1_24))) : 1)) && (((last_1_var_1_8 < last_1_var_1_13) || last_1_var_1_17) ? (var_1_25 == ((unsigned short int) (((((last_1_var_1_12) > (last_1_var_1_12)) ? (last_1_var_1_12) : (last_1_var_1_12))) + var_1_7))) : (var_1_25 == ((unsigned short int) var_1_7))) ; [L193] RET, EXPR property() [L193] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=59, var_1_13=16384, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=4, var_1_24=5, var_1_25=67, var_1_26=500, var_1_31=795/8, var_1_34=63, var_1_36=59, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=32708, var_1_46=5, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=59, var_1_8=16505] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=59, var_1_13=16384, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=4, var_1_24=5, var_1_25=67, var_1_26=500, var_1_31=795/8, var_1_34=63, var_1_36=59, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=32708, var_1_46=5, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=59, var_1_8=16505] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 53 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 1, TraceHistogramMax: 28, 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=53occurred 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, 104 NumberOfCodeBlocks, 104 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 04:16:36,908 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-21.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6d6d2a27a426d678f634c04aba0efcc19886c221afd32b2e1f3bd78b6ab660f1 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:16:39,722 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:16:39,855 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 04:16:39,865 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:16:39,866 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:16:39,917 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:16:39,918 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:16:39,918 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:16:39,920 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:16:39,925 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:16:39,925 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:16:39,926 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:16:39,926 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:16:39,928 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:16:39,929 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:16:39,929 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:16:39,931 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:16:39,931 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:16:39,932 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:16:39,933 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:16:39,933 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:16:39,934 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:16:39,934 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:16:39,935 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:16:39,935 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:16:39,936 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:16:39,936 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:16:39,937 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:16:39,937 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:16:39,938 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:16:39,939 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:16:39,939 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 04:16:39,940 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:16:39,940 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:16:39,941 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:16:39,941 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:16:39,941 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:16:39,942 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:16:39,942 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:16:39,943 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:16:39,943 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:16:39,944 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:16:39,944 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_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6d6d2a27a426d678f634c04aba0efcc19886c221afd32b2e1f3bd78b6ab660f1 [2023-11-19 04:16:40,347 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:16:40,371 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:16:40,374 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:16:40,376 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:16:40,376 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:16:40,378 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-21.i [2023-11-19 04:16:43,799 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:16:44,139 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:16:44,139 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-21.i [2023-11-19 04:16:44,152 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ/data/5729484e8/77cb7e71fdaa4cd5a48f2db7db0661a3/FLAG8843839d6 [2023-11-19 04:16:44,166 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ/data/5729484e8/77cb7e71fdaa4cd5a48f2db7db0661a3 [2023-11-19 04:16:44,169 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:16:44,170 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:16:44,172 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:16:44,172 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:16:44,180 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:16:44,181 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:16:44" (1/1) ... [2023-11-19 04:16:44,182 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@687e0696 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:44, skipping insertion in model container [2023-11-19 04:16:44,183 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:16:44" (1/1) ... [2023-11-19 04:16:44,245 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:16:44,461 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_f13cc2ed-3345-4c4e-bb39-063ac3e413de/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-21.i[919,932] [2023-11-19 04:16:44,602 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:16:44,628 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:16:44,645 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_f13cc2ed-3345-4c4e-bb39-063ac3e413de/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-21.i[919,932] [2023-11-19 04:16:44,735 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:16:44,775 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:16:44,775 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:44 WrapperNode [2023-11-19 04:16:44,776 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:16:44,777 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:16:44,778 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:16:44,778 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:16:44,786 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:44" (1/1) ... [2023-11-19 04:16:44,817 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:44" (1/1) ... [2023-11-19 04:16:44,866 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 194 [2023-11-19 04:16:44,869 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:16:44,872 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:16:44,872 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:16:44,872 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:16:44,883 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:44" (1/1) ... [2023-11-19 04:16:44,883 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:44" (1/1) ... [2023-11-19 04:16:44,898 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:44" (1/1) ... [2023-11-19 04:16:44,899 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:44" (1/1) ... [2023-11-19 04:16:44,917 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:44" (1/1) ... [2023-11-19 04:16:44,936 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:44" (1/1) ... [2023-11-19 04:16:44,940 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:44" (1/1) ... [2023-11-19 04:16:44,952 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:44" (1/1) ... [2023-11-19 04:16:44,965 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:16:44,966 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:16:44,966 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:16:44,967 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:16:44,968 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:44" (1/1) ... [2023-11-19 04:16:44,972 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:16:44,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:16:45,002 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:16:45,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:16:45,049 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:16:45,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:16:45,050 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:16:45,050 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:16:45,051 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:16:45,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:16:45,158 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:16:45,160 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:16:48,267 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:16:48,277 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:16:48,280 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:16:48,287 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:16:48 BoogieIcfgContainer [2023-11-19 04:16:48,287 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:16:48,290 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:16:48,290 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:16:48,294 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:16:48,294 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:16:44" (1/3) ... [2023-11-19 04:16:48,295 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a38a76b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:16:48, skipping insertion in model container [2023-11-19 04:16:48,296 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:16:44" (2/3) ... [2023-11-19 04:16:48,297 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a38a76b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:16:48, skipping insertion in model container [2023-11-19 04:16:48,298 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:16:48" (3/3) ... [2023-11-19 04:16:48,300 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-21.i [2023-11-19 04:16:48,322 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:16:48,322 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 04:16:48,395 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:16:48,403 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;@6fa75573, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:16:48,404 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 04:16:48,410 INFO L276 IsEmpty]: Start isEmpty. Operand has 87 states, 56 states have (on average 1.4107142857142858) internal successors, (79), 57 states have internal predecessors, (79), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-19 04:16:48,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2023-11-19 04:16:48,437 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:16:48,438 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:16:48,441 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:16:48,448 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:16:48,449 INFO L85 PathProgramCache]: Analyzing trace with hash -1947747811, now seen corresponding path program 1 times [2023-11-19 04:16:48,471 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:16:48,471 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1902716086] [2023-11-19 04:16:48,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:16:48,472 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:16:48,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:16:48,513 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 04:16:48,516 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-19 04:16:49,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:16:49,098 INFO L262 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:16:49,113 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:16:49,170 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 614 proven. 0 refuted. 0 times theorem prover too weak. 898 trivial. 0 not checked. [2023-11-19 04:16:49,170 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:16:49,171 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:16:49,171 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1902716086] [2023-11-19 04:16:49,172 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1902716086] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:16:49,172 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:16:49,173 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 04:16:49,175 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [640309452] [2023-11-19 04:16:49,176 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:16:49,181 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 04:16:49,181 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:16:49,215 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 04:16:49,216 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 04:16:49,219 INFO L87 Difference]: Start difference. First operand has 87 states, 56 states have (on average 1.4107142857142858) internal successors, (79), 57 states have internal predecessors, (79), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-19 04:16:49,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:16:49,303 INFO L93 Difference]: Finished difference Result 164 states and 286 transitions. [2023-11-19 04:16:49,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 04:16:49,306 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 182 [2023-11-19 04:16:49,307 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:16:49,316 INFO L225 Difference]: With dead ends: 164 [2023-11-19 04:16:49,316 INFO L226 Difference]: Without dead ends: 80 [2023-11-19 04:16:49,322 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 181 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 04:16:49,326 INFO L413 NwaCegarLoop]: 120 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 120 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 04:16:49,328 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 120 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 04:16:49,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2023-11-19 04:16:49,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2023-11-19 04:16:49,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 50 states have (on average 1.28) internal successors, (64), 50 states have internal predecessors, (64), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-19 04:16:49,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 120 transitions. [2023-11-19 04:16:49,399 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 120 transitions. Word has length 182 [2023-11-19 04:16:49,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:16:49,400 INFO L495 AbstractCegarLoop]: Abstraction has 80 states and 120 transitions. [2023-11-19 04:16:49,401 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-19 04:16:49,401 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 120 transitions. [2023-11-19 04:16:49,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2023-11-19 04:16:49,412 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:16:49,413 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:16:49,432 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-19 04:16:49,632 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:16:49,632 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:16:49,633 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:16:49,633 INFO L85 PathProgramCache]: Analyzing trace with hash 1951996949, now seen corresponding path program 1 times [2023-11-19 04:16:49,634 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:16:49,634 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [484606528] [2023-11-19 04:16:49,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:16:49,635 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:16:49,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:16:49,638 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 04:16:49,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-19 04:16:50,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:16:50,173 INFO L262 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:16:50,184 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:16:52,163 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-19 04:16:52,164 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:16:52,164 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:16:52,164 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [484606528] [2023-11-19 04:16:52,165 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [484606528] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:16:52,165 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:16:52,165 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 04:16:52,166 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [312728818] [2023-11-19 04:16:52,166 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:16:52,168 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 04:16:52,168 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:16:52,170 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 04:16:52,170 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 04:16:52,171 INFO L87 Difference]: Start difference. First operand 80 states and 120 transitions. Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-19 04:16:53,647 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:16:55,049 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:16:55,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:16:55,051 INFO L93 Difference]: Finished difference Result 235 states and 355 transitions. [2023-11-19 04:16:55,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-19 04:16:55,071 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 182 [2023-11-19 04:16:55,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:16:55,075 INFO L225 Difference]: With dead ends: 235 [2023-11-19 04:16:55,076 INFO L226 Difference]: Without dead ends: 158 [2023-11-19 04:16:55,077 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 179 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 04:16:55,079 INFO L413 NwaCegarLoop]: 112 mSDtfsCounter, 67 mSDsluCounter, 210 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 67 SdHoareTripleChecker+Valid, 322 SdHoareTripleChecker+Invalid, 89 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2023-11-19 04:16:55,080 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [67 Valid, 322 Invalid, 89 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2023-11-19 04:16:55,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2023-11-19 04:16:55,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 131. [2023-11-19 04:16:55,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 131 states, 72 states have (on average 1.1944444444444444) internal successors, (86), 72 states have internal predecessors, (86), 56 states have call successors, (56), 2 states have call predecessors, (56), 2 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2023-11-19 04:16:55,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 198 transitions. [2023-11-19 04:16:55,142 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 198 transitions. Word has length 182 [2023-11-19 04:16:55,144 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:16:55,145 INFO L495 AbstractCegarLoop]: Abstraction has 131 states and 198 transitions. [2023-11-19 04:16:55,145 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-19 04:16:55,145 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 198 transitions. [2023-11-19 04:16:55,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2023-11-19 04:16:55,151 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:16:55,151 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:16:55,168 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-19 04:16:55,357 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:16:55,358 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:16:55,358 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:16:55,359 INFO L85 PathProgramCache]: Analyzing trace with hash 1529295123, now seen corresponding path program 1 times [2023-11-19 04:16:55,359 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:16:55,360 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [344944728] [2023-11-19 04:16:55,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:16:55,360 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:16:55,360 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:16:55,365 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 04:16:55,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-19 04:16:55,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:16:55,844 INFO L262 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:16:55,851 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:16:57,313 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 771 proven. 45 refuted. 0 times theorem prover too weak. 696 trivial. 0 not checked. [2023-11-19 04:16:57,313 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 04:16:57,696 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:16:57,696 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [344944728] [2023-11-19 04:16:57,697 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [344944728] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-19 04:16:57,697 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [484071087] [2023-11-19 04:16:57,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:16:57,697 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 04:16:57,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 04:16:57,704 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 04:16:57,736 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-19 04:16:59,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:16:59,100 INFO L262 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 04:16:59,108 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:17:00,606 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 771 proven. 45 refuted. 0 times theorem prover too weak. 696 trivial. 0 not checked. [2023-11-19 04:17:00,607 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 04:17:00,937 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [484071087] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-19 04:17:00,937 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [159643444] [2023-11-19 04:17:00,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:17:00,938 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 04:17:00,938 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:17:00,952 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 04:17:00,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-19 04:17:01,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:17:01,286 INFO L262 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:17:01,292 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:17:02,728 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 771 proven. 45 refuted. 0 times theorem prover too weak. 696 trivial. 0 not checked. [2023-11-19 04:17:02,729 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 04:17:03,050 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [159643444] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-19 04:17:03,050 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-19 04:17:03,050 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 5 [2023-11-19 04:17:03,051 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [414747040] [2023-11-19 04:17:03,051 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-19 04:17:03,052 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-19 04:17:03,052 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:17:03,053 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-19 04:17:03,053 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2023-11-19 04:17:03,053 INFO L87 Difference]: Start difference. First operand 131 states and 198 transitions. Second operand has 6 states, 6 states have (on average 8.5) internal successors, (51), 5 states have internal predecessors, (51), 2 states have call successors, (28), 2 states have call predecessors, (28), 3 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-19 04:17:04,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:17:04,829 INFO L93 Difference]: Finished difference Result 234 states and 352 transitions. [2023-11-19 04:17:04,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-19 04:17:04,829 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 5 states have internal predecessors, (51), 2 states have call successors, (28), 2 states have call predecessors, (28), 3 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 182 [2023-11-19 04:17:04,831 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:17:04,834 INFO L225 Difference]: With dead ends: 234 [2023-11-19 04:17:04,834 INFO L226 Difference]: Without dead ends: 157 [2023-11-19 04:17:04,835 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 868 GetRequests, 858 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=52, Invalid=80, Unknown=0, NotChecked=0, Total=132 [2023-11-19 04:17:04,836 INFO L413 NwaCegarLoop]: 86 mSDtfsCounter, 56 mSDsluCounter, 211 mSDsCounter, 0 mSdLazyCounter, 172 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 68 SdHoareTripleChecker+Valid, 297 SdHoareTripleChecker+Invalid, 175 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 172 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2023-11-19 04:17:04,837 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [68 Valid, 297 Invalid, 175 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 172 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2023-11-19 04:17:04,838 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 157 states. [2023-11-19 04:17:04,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 157 to 151. [2023-11-19 04:17:04,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 151 states, 91 states have (on average 1.2417582417582418) internal successors, (113), 91 states have internal predecessors, (113), 56 states have call successors, (56), 3 states have call predecessors, (56), 3 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2023-11-19 04:17:04,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 225 transitions. [2023-11-19 04:17:04,900 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 225 transitions. Word has length 182 [2023-11-19 04:17:04,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:17:04,902 INFO L495 AbstractCegarLoop]: Abstraction has 151 states and 225 transitions. [2023-11-19 04:17:04,903 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 5 states have internal predecessors, (51), 2 states have call successors, (28), 2 states have call predecessors, (28), 3 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-19 04:17:04,903 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 225 transitions. [2023-11-19 04:17:04,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-11-19 04:17:04,907 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:17:04,908 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:17:04,940 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-19 04:17:05,143 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-19 04:17:05,343 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2023-11-19 04:17:05,533 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt [2023-11-19 04:17:05,534 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:17:05,535 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:17:05,535 INFO L85 PathProgramCache]: Analyzing trace with hash 1166506542, now seen corresponding path program 1 times [2023-11-19 04:17:05,536 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:17:05,537 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [86417044] [2023-11-19 04:17:05,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:17:05,537 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:17:05,537 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:17:05,538 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 04:17:05,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2023-11-19 04:17:05,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:17:06,015 INFO L262 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:17:06,019 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:17:06,421 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 777 proven. 36 refuted. 0 times theorem prover too weak. 699 trivial. 0 not checked. [2023-11-19 04:17:06,422 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 04:17:06,781 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 45 proven. 36 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2023-11-19 04:17:06,782 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:17:06,782 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [86417044] [2023-11-19 04:17:06,782 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [86417044] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 04:17:06,782 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [679931400] [2023-11-19 04:17:06,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:17:06,782 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 04:17:06,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 04:17:06,783 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 04:17:06,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-11-19 04:17:07,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:17:07,370 INFO L262 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:17:07,382 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:17:07,456 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-19 04:17:07,456 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:17:07,456 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [679931400] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:17:07,457 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-19 04:17:07,457 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5, 5] total 9 [2023-11-19 04:17:07,457 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [890941282] [2023-11-19 04:17:07,457 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:17:07,458 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 04:17:07,458 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:17:07,459 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 04:17:07,459 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2023-11-19 04:17:07,460 INFO L87 Difference]: Start difference. First operand 151 states and 225 transitions. Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-19 04:17:09,647 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:17:10,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:17:10,690 INFO L93 Difference]: Finished difference Result 382 states and 565 transitions. [2023-11-19 04:17:10,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-19 04:17:10,691 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 183 [2023-11-19 04:17:10,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:17:10,695 INFO L225 Difference]: With dead ends: 382 [2023-11-19 04:17:10,696 INFO L226 Difference]: Without dead ends: 305 [2023-11-19 04:17:10,697 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 548 GetRequests, 539 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2023-11-19 04:17:10,698 INFO L413 NwaCegarLoop]: 224 mSDtfsCounter, 191 mSDsluCounter, 233 mSDsCounter, 0 mSdLazyCounter, 122 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 191 SdHoareTripleChecker+Valid, 457 SdHoareTripleChecker+Invalid, 153 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 122 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2023-11-19 04:17:10,698 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [191 Valid, 457 Invalid, 153 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 122 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2023-11-19 04:17:10,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states. [2023-11-19 04:17:10,755 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 297. [2023-11-19 04:17:10,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 297 states, 177 states have (on average 1.2259887005649717) internal successors, (217), 179 states have internal predecessors, (217), 112 states have call successors, (112), 7 states have call predecessors, (112), 7 states have return successors, (112), 110 states have call predecessors, (112), 112 states have call successors, (112) [2023-11-19 04:17:10,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 297 states and 441 transitions. [2023-11-19 04:17:10,761 INFO L78 Accepts]: Start accepts. Automaton has 297 states and 441 transitions. Word has length 183 [2023-11-19 04:17:10,761 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:17:10,762 INFO L495 AbstractCegarLoop]: Abstraction has 297 states and 441 transitions. [2023-11-19 04:17:10,762 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-19 04:17:10,762 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 441 transitions. [2023-11-19 04:17:10,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-11-19 04:17:10,765 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:17:10,765 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:17:10,780 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2023-11-19 04:17:10,982 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2023-11-19 04:17:11,170 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:17:11,170 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:17:11,171 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:17:11,171 INFO L85 PathProgramCache]: Analyzing trace with hash -1353453392, now seen corresponding path program 1 times [2023-11-19 04:17:11,172 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:17:11,172 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [654847855] [2023-11-19 04:17:11,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:17:11,172 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:17:11,172 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:17:11,174 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 04:17:11,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f13cc2ed-3345-4c4e-bb39-063ac3e413de/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2023-11-19 04:17:11,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:17:12,013 INFO L262 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 51 conjunts are in the unsatisfiable core [2023-11-19 04:17:12,023 INFO L285 TraceCheckSpWp]: Computing forward predicates...