./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-28.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946ce0a8-5bba-4198-ab09-081fca43bc63/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946ce0a8-5bba-4198-ab09-081fca43bc63/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946ce0a8-5bba-4198-ab09-081fca43bc63/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946ce0a8-5bba-4198-ab09-081fca43bc63/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-28.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946ce0a8-5bba-4198-ab09-081fca43bc63/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946ce0a8-5bba-4198-ab09-081fca43bc63/bin/utaipan-verify-mE87zJ7Ire --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 affd9b0b1d76ed6c0076d3599bdbad65950dbdf7c49581f4e5a006dd746abe7e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:22:09,041 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:22:09,180 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946ce0a8-5bba-4198-ab09-081fca43bc63/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 21:22:09,187 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:22:09,187 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:22:09,236 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:22:09,237 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:22:09,238 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:22:09,239 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:22:09,244 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:22:09,244 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:22:09,246 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:22:09,246 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:22:09,248 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:22:09,248 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:22:09,249 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:22:09,249 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:22:09,250 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:22:09,250 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:22:09,251 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:22:09,251 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:22:09,252 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:22:09,253 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:22:09,253 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:22:09,254 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:22:09,254 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:22:09,254 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:22:09,255 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:22:09,255 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:22:09,256 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:22:09,257 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:22:09,257 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:22:09,258 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:22:09,258 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:22:09,258 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:22:09,258 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:22:09,259 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:22:09,259 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:22:09,260 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:22:09,260 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:22:09,260 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:22:09,261 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:22:09,261 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:22:09,261 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:22:09,262 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:22:09,262 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:22:09,262 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:22:09,262 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_946ce0a8-5bba-4198-ab09-081fca43bc63/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946ce0a8-5bba-4198-ab09-081fca43bc63/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> affd9b0b1d76ed6c0076d3599bdbad65950dbdf7c49581f4e5a006dd746abe7e [2023-11-23 21:22:09,618 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:22:09,664 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:22:09,669 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:22:09,671 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:22:09,672 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:22:09,673 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946ce0a8-5bba-4198-ab09-081fca43bc63/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-28.i [2023-11-23 21:22:12,823 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:22:13,141 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:22:13,142 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946ce0a8-5bba-4198-ab09-081fca43bc63/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-28.i [2023-11-23 21:22:13,155 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946ce0a8-5bba-4198-ab09-081fca43bc63/bin/utaipan-verify-mE87zJ7Ire/data/11b180388/05a45c11b9d143d8944ad48c732dcee1/FLAG7a6224488 [2023-11-23 21:22:13,187 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946ce0a8-5bba-4198-ab09-081fca43bc63/bin/utaipan-verify-mE87zJ7Ire/data/11b180388/05a45c11b9d143d8944ad48c732dcee1 [2023-11-23 21:22:13,190 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:22:13,192 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:22:13,194 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:22:13,195 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:22:13,202 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:22:13,203 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:22:13" (1/1) ... [2023-11-23 21:22:13,204 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b382962 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:13, skipping insertion in model container [2023-11-23 21:22:13,205 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:22:13" (1/1) ... [2023-11-23 21:22:13,246 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:22:13,404 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_946ce0a8-5bba-4198-ab09-081fca43bc63/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-28.i[919,932] [2023-11-23 21:22:13,539 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:22:13,562 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:22:13,579 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_946ce0a8-5bba-4198-ab09-081fca43bc63/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-28.i[919,932] [2023-11-23 21:22:13,650 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:22:13,669 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:22:13,669 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:13 WrapperNode [2023-11-23 21:22:13,669 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:22:13,670 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:22:13,671 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:22:13,671 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:22:13,679 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:13" (1/1) ... [2023-11-23 21:22:13,695 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:13" (1/1) ... [2023-11-23 21:22:13,786 INFO L138 Inliner]: procedures = 26, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 237 [2023-11-23 21:22:13,787 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:22:13,788 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:22:13,788 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:22:13,788 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:22:13,798 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:13" (1/1) ... [2023-11-23 21:22:13,798 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:13" (1/1) ... [2023-11-23 21:22:13,805 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:13" (1/1) ... [2023-11-23 21:22:13,806 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:13" (1/1) ... [2023-11-23 21:22:13,828 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:13" (1/1) ... [2023-11-23 21:22:13,832 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:13" (1/1) ... [2023-11-23 21:22:13,837 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:13" (1/1) ... [2023-11-23 21:22:13,841 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:13" (1/1) ... [2023-11-23 21:22:13,864 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:22:13,865 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:22:13,866 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:22:13,866 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:22:13,867 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:13" (1/1) ... [2023-11-23 21:22:13,876 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:22:13,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946ce0a8-5bba-4198-ab09-081fca43bc63/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:22:13,924 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946ce0a8-5bba-4198-ab09-081fca43bc63/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:22:14,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946ce0a8-5bba-4198-ab09-081fca43bc63/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:22:14,047 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:22:14,048 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:22:14,048 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:22:14,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:22:14,048 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:22:14,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:22:14,150 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:22:14,153 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:22:14,756 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:22:15,197 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:22:15,198 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:22:15,200 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:22:15 BoogieIcfgContainer [2023-11-23 21:22:15,200 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:22:15,203 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:22:15,203 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:22:15,206 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:22:15,207 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:22:13" (1/3) ... [2023-11-23 21:22:15,208 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39cf6efb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:22:15, skipping insertion in model container [2023-11-23 21:22:15,208 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:13" (2/3) ... [2023-11-23 21:22:15,210 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39cf6efb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:22:15, skipping insertion in model container [2023-11-23 21:22:15,211 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:22:15" (3/3) ... [2023-11-23 21:22:15,212 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-co_file-28.i [2023-11-23 21:22:15,236 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:22:15,236 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:22:15,306 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:22:15,314 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;@6dce8f82, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:22:15,314 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:22:15,319 INFO L276 IsEmpty]: Start isEmpty. Operand has 55 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 24 states have internal predecessors, (26), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-23 21:22:15,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-11-23 21:22:15,332 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:22:15,333 INFO L195 NwaCegarLoop]: trace histogram [29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:22:15,333 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:22:15,338 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:22:15,338 INFO L85 PathProgramCache]: Analyzing trace with hash -743021331, now seen corresponding path program 1 times [2023-11-23 21:22:15,347 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:22:15,348 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [357703818] [2023-11-23 21:22:15,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:22:15,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:22:15,599 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 21:22:15,600 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1485497460] [2023-11-23 21:22:15,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:22:15,601 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:22:15,601 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946ce0a8-5bba-4198-ab09-081fca43bc63/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:22:15,603 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946ce0a8-5bba-4198-ab09-081fca43bc63/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:22:15,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946ce0a8-5bba-4198-ab09-081fca43bc63/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 21:22:16,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:22:16,021 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:22:16,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:22:16,290 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 21:22:16,293 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 21:22:16,294 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:22:16,331 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946ce0a8-5bba-4198-ab09-081fca43bc63/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:22:16,517 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946ce0a8-5bba-4198-ab09-081fca43bc63/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-23 21:22:16,522 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 21:22:16,525 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:22:16,711 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:22:16 BoogieIcfgContainer [2023-11-23 21:22:16,711 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:22:16,712 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:22:16,712 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:22:16,712 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:22:16,713 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:22:15" (3/4) ... [2023-11-23 21:22:16,715 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:22:16,717 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:22:16,719 INFO L158 Benchmark]: Toolchain (without parser) took 3525.79ms. Allocated memory was 136.3MB in the beginning and 163.6MB in the end (delta: 27.3MB). Free memory was 101.9MB in the beginning and 121.6MB in the end (delta: -19.7MB). Peak memory consumption was 7.0MB. Max. memory is 16.1GB. [2023-11-23 21:22:16,719 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 113.2MB. Free memory is still 86.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:22:16,721 INFO L158 Benchmark]: CACSL2BoogieTranslator took 475.39ms. Allocated memory is still 136.3MB. Free memory was 101.9MB in the beginning and 84.7MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-23 21:22:16,723 INFO L158 Benchmark]: Boogie Procedure Inliner took 116.51ms. Allocated memory is still 136.3MB. Free memory was 84.7MB in the beginning and 77.7MB in the end (delta: 7.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-23 21:22:16,728 INFO L158 Benchmark]: Boogie Preprocessor took 77.17ms. Allocated memory is still 136.3MB. Free memory was 77.7MB in the beginning and 74.6MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:22:16,730 INFO L158 Benchmark]: RCFGBuilder took 1334.50ms. Allocated memory was 136.3MB in the beginning and 163.6MB in the end (delta: 27.3MB). Free memory was 74.6MB in the beginning and 112.0MB in the end (delta: -37.3MB). Peak memory consumption was 35.5MB. Max. memory is 16.1GB. [2023-11-23 21:22:16,731 INFO L158 Benchmark]: TraceAbstraction took 1508.53ms. Allocated memory is still 163.6MB. Free memory was 110.9MB in the beginning and 121.6MB in the end (delta: -10.7MB). Peak memory consumption was 53.3MB. Max. memory is 16.1GB. [2023-11-23 21:22:16,731 INFO L158 Benchmark]: Witness Printer took 5.42ms. Allocated memory is still 163.6MB. Free memory is still 121.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:22:16,742 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 113.2MB. Free memory is still 86.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 475.39ms. Allocated memory is still 136.3MB. Free memory was 101.9MB in the beginning and 84.7MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 116.51ms. Allocated memory is still 136.3MB. Free memory was 84.7MB in the beginning and 77.7MB in the end (delta: 7.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 77.17ms. Allocated memory is still 136.3MB. Free memory was 77.7MB in the beginning and 74.6MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1334.50ms. Allocated memory was 136.3MB in the beginning and 163.6MB in the end (delta: 27.3MB). Free memory was 74.6MB in the beginning and 112.0MB in the end (delta: -37.3MB). Peak memory consumption was 35.5MB. Max. memory is 16.1GB. * TraceAbstraction took 1508.53ms. Allocated memory is still 163.6MB. Free memory was 110.9MB in the beginning and 121.6MB in the end (delta: -10.7MB). Peak memory consumption was 53.3MB. Max. memory is 16.1GB. * Witness Printer took 5.42ms. Allocated memory is still 163.6MB. Free memory is still 121.6MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of shiftRight at line 90, overapproximation of shiftLeft at line 145, overapproximation of someBinaryFLOATComparisonOperation at line 204, overapproximation of someUnaryDOUBLEoperation at line 65, overapproximation of bitwiseAnd at line 67, overapproximation of someBinaryDOUBLEComparisonOperation at line 65, overapproximation of someBinaryArithmeticFLOAToperation at line 126. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 4; [L23] unsigned char var_1_6 = 4; [L24] unsigned char var_1_7 = 2; [L25] unsigned char var_1_8 = 128; [L26] unsigned char var_1_9 = 0; [L27] unsigned char var_1_10 = 100; [L28] signed short int var_1_11 = 10; [L29] unsigned char var_1_12 = 1; [L30] unsigned char var_1_13 = 1; [L31] unsigned char var_1_14 = 0; [L32] signed long int var_1_15 = 128; [L33] unsigned char var_1_16 = 128; [L34] unsigned char var_1_17 = 5; [L35] double var_1_18 = 3.6; [L36] double var_1_19 = 31.45; [L37] float var_1_20 = 50.25; [L38] float var_1_21 = 9.8; [L39] float var_1_22 = 4.65; [L40] float var_1_23 = 99.65; [L41] unsigned long int var_1_25 = 128; [L42] signed short int var_1_27 = -16; [L43] unsigned char var_1_28 = 0; [L44] double var_1_30 = 4.5; [L45] double var_1_31 = 255.2; [L46] signed char var_1_32 = -10; [L47] signed char var_1_34 = 5; [L48] unsigned char var_1_35 = 1; [L49] unsigned char var_1_36 = 1; [L50] signed short int var_1_37 = 4; [L51] signed long int var_1_38 = -16; [L52] signed char var_1_39 = -32; [L53] unsigned short int last_1_var_1_1 = 4; [L54] unsigned char last_1_var_1_6 = 4; [L55] signed short int last_1_var_1_11 = 10; [L56] signed long int last_1_var_1_15 = 128; [L208] isInitial = 1 [L209] FCALL initially() [L210] COND TRUE 1 [L211] CALL updateLastVariables() [L198] last_1_var_1_1 = var_1_1 [L199] last_1_var_1_6 = var_1_6 [L200] last_1_var_1_11 = var_1_11 [L201] last_1_var_1_15 = var_1_15 [L211] RET updateLastVariables() [L212] CALL updateVariables() [L150] var_1_7 = __VERIFIER_nondet_uchar() [L151] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=100, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_8=128, var_1_9=0] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=100, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_8=128, var_1_9=0] [L152] CALL assume_abort_if_not(var_1_7 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=100, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=128, var_1_9=0] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_7 <= 254) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=100, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=128, var_1_9=0] [L153] var_1_8 = __VERIFIER_nondet_uchar() [L154] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=100, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=100, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_9=0] [L155] CALL assume_abort_if_not(var_1_8 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=100, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_8 <= 254) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=100, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L156] var_1_9 = __VERIFIER_nondet_uchar() [L157] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=100, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=100, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0] [L158] CALL assume_abort_if_not(var_1_9 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=100, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_9 <= 254) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=100, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L159] var_1_10 = __VERIFIER_nondet_uchar() [L160] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L161] CALL assume_abort_if_not(var_1_10 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_10 <= 254) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L162] var_1_12 = __VERIFIER_nondet_uchar() [L163] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L164] CALL assume_abort_if_not(var_1_12 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_12 <= 1) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L165] var_1_13 = __VERIFIER_nondet_uchar() [L166] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L167] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L168] var_1_14 = __VERIFIER_nondet_uchar() [L169] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L170] CALL assume_abort_if_not(var_1_14 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_14 <= 1) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L171] var_1_16 = __VERIFIER_nondet_uchar() [L172] CALL assume_abort_if_not(var_1_16 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_16 >= 127) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L173] CALL assume_abort_if_not(var_1_16 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_16 <= 255) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L174] var_1_17 = __VERIFIER_nondet_uchar() [L175] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L176] CALL assume_abort_if_not(var_1_17 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_17 <= 127) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L177] var_1_19 = __VERIFIER_nondet_double() [L178] CALL assume_abort_if_not((var_1_19 >= -922337.2036854765600e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 9223372.036854765600e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not((var_1_19 >= -922337.2036854765600e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 9223372.036854765600e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L179] var_1_21 = __VERIFIER_nondet_float() [L180] CALL assume_abort_if_not((var_1_21 >= -461168.6018427382800e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not((var_1_21 >= -461168.6018427382800e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L181] var_1_22 = __VERIFIER_nondet_float() [L182] CALL assume_abort_if_not((var_1_22 >= -461168.6018427382800e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 4611686.018427382800e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not((var_1_22 >= -461168.6018427382800e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 4611686.018427382800e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L183] var_1_23 = __VERIFIER_nondet_float() [L184] CALL assume_abort_if_not((var_1_23 >= -461168.6018427382800e+13F && 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_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not((var_1_23 >= -461168.6018427382800e+13F && 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_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L185] var_1_28 = __VERIFIER_nondet_uchar() [L186] CALL assume_abort_if_not(var_1_28 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_27=-16, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not(var_1_28 >= 0) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_27=-16, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L187] CALL assume_abort_if_not(var_1_28 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_27=-16, var_1_28=1, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not(var_1_28 <= 1) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_27=-16, var_1_28=1, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L188] var_1_31 = __VERIFIER_nondet_double() [L189] CALL assume_abort_if_not((var_1_31 >= -922337.2036854765600e+13F && var_1_31 <= -1.0e-20F) || (var_1_31 <= 9223372.036854765600e+12F && var_1_31 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_27=-16, var_1_28=1, var_1_30=9/2, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not((var_1_31 >= -922337.2036854765600e+13F && var_1_31 <= -1.0e-20F) || (var_1_31 <= 9223372.036854765600e+12F && var_1_31 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_27=-16, var_1_28=1, var_1_30=9/2, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L190] var_1_34 = __VERIFIER_nondet_char() [L191] CALL assume_abort_if_not(var_1_34 >= -126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_27=-16, var_1_28=1, var_1_30=9/2, var_1_32=-10, var_1_34=-126, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L191] RET assume_abort_if_not(var_1_34 >= -126) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_27=-16, var_1_28=1, var_1_30=9/2, var_1_32=-10, var_1_34=-126, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L192] CALL assume_abort_if_not(var_1_34 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_27=-16, var_1_28=1, var_1_30=9/2, var_1_32=-10, var_1_34=-126, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_34 <= 126) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_27=-16, var_1_28=1, var_1_30=9/2, var_1_32=-10, var_1_34=-126, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L193] var_1_36 = __VERIFIER_nondet_uchar() [L194] CALL assume_abort_if_not(var_1_36 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_27=-16, var_1_28=1, var_1_30=9/2, var_1_32=-10, var_1_34=-126, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L194] RET assume_abort_if_not(var_1_36 >= 1) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_27=-16, var_1_28=1, var_1_30=9/2, var_1_32=-10, var_1_34=-126, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L195] CALL assume_abort_if_not(var_1_36 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_27=-16, var_1_28=1, var_1_30=9/2, var_1_32=-10, var_1_34=-126, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L195] RET assume_abort_if_not(var_1_36 <= 1) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_27=-16, var_1_28=1, var_1_30=9/2, var_1_32=-10, var_1_34=-126, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=1, var_1_8=0, var_1_9=0] [L212] RET updateVariables() [L213] CALL step() [L60] var_1_25 = var_1_1 [L61] COND TRUE (var_1_1 < ((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6)))) || var_1_28 [L62] var_1_27 = var_1_6 [L64] COND FALSE !(! var_1_28) [L67] EXPR var_1_6 & var_1_15 [L67] COND FALSE !(var_1_1 <= (~ (var_1_6 & var_1_15))) [L70] COND TRUE var_1_6 <= var_1_1 [L71] var_1_35 = var_1_36 [L73] COND TRUE var_1_34 <= var_1_15 [L74] var_1_37 = (((((32 - 2)) < (var_1_6)) ? ((32 - 2)) : (var_1_6))) [L86] COND FALSE !(var_1_31 <= 9.6) [L89] COND FALSE !(var_1_15 <= var_1_6) [L97] var_1_39 = var_1_34 [L98] unsigned char stepLocal_2 = var_1_14; [L99] COND FALSE !(\read(var_1_12)) [L110] var_1_11 = last_1_var_1_11 [L112] signed long int stepLocal_1 = last_1_var_1_1; [L113] COND TRUE stepLocal_1 < 5 [L114] var_1_6 = ((((((((((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))) < (var_1_9)) ? (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))) : (var_1_9)))) > (var_1_10)) ? (((((((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))) < (var_1_9)) ? (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))) : (var_1_9)))) : (var_1_10))) [L118] unsigned char stepLocal_0 = var_1_6; [L119] COND TRUE var_1_11 <= stepLocal_0 [L120] var_1_1 = ((((((((var_1_11) < (((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6))))) ? (var_1_11) : (((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6))))))) > (var_1_6)) ? (((((var_1_11) < (((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6))))) ? (var_1_11) : (((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6))))))) : (var_1_6))) [L122] signed long int stepLocal_5 = 0; [L123] COND FALSE !(\read(var_1_13)) [L136] var_1_20 = var_1_23 [L138] unsigned char stepLocal_3 = var_1_6; [L139] COND TRUE stepLocal_3 <= (((((128) > (var_1_16)) ? (128) : (var_1_16))) - var_1_17) [L140] var_1_15 = (((((var_1_6 - var_1_6)) > (((((var_1_8) < (var_1_7)) ? (var_1_8) : (var_1_7))))) ? ((var_1_6 - var_1_6)) : (((((var_1_8) < (var_1_7)) ? (var_1_8) : (var_1_7)))))) [L144] unsigned short int stepLocal_4 = var_1_1; [L145] EXPR 200 << var_1_15 [L145] COND FALSE !(((200 << var_1_15) * (var_1_17 * var_1_7)) < stepLocal_4) [L213] RET step() [L214] CALL, EXPR property() [L204] EXPR (((((var_1_11 <= var_1_6) ? (var_1_1 == ((unsigned short int) ((((((((var_1_11) < (((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6))))) ? (var_1_11) : (((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6))))))) > (var_1_6)) ? (((((var_1_11) < (((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6))))) ? (var_1_11) : (((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6))))))) : (var_1_6))))) : 1) && ((last_1_var_1_1 < 5) ? (var_1_6 == ((unsigned char) ((((((((((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))) < (var_1_9)) ? (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))) : (var_1_9)))) > (var_1_10)) ? (((((((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))) < (var_1_9)) ? (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))) : (var_1_9)))) : (var_1_10))))) : (var_1_6 == ((unsigned char) var_1_10)))) && (var_1_12 ? (var_1_13 ? (((last_1_var_1_6 > (~ var_1_10)) && var_1_14) ? (var_1_11 == ((signed short int) ((((var_1_8) > ((var_1_10 + last_1_var_1_15))) ? (var_1_8) : ((var_1_10 + last_1_var_1_15)))))) : (var_1_11 == ((signed short int) last_1_var_1_6))) : (var_1_11 == ((signed short int) var_1_8))) : (var_1_11 == ((signed short int) last_1_var_1_11)))) && ((var_1_6 <= (((((128) > (var_1_16)) ? (128) : (var_1_16))) - var_1_17)) ? (var_1_15 == ((signed long int) (((((var_1_6 - var_1_6)) > (((((var_1_8) < (var_1_7)) ? (var_1_8) : (var_1_7))))) ? ((var_1_6 - var_1_6)) : (((((var_1_8) < (var_1_7)) ? (var_1_8) : (var_1_7)))))))) : (var_1_15 == ((signed long int) var_1_11)))) && ((((200 << var_1_15) * (var_1_17 * var_1_7)) < var_1_1) ? (var_1_18 == ((double) var_1_19)) : 1) [L204] EXPR 200 << var_1_15 [L204] EXPR (((((var_1_11 <= var_1_6) ? (var_1_1 == ((unsigned short int) ((((((((var_1_11) < (((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6))))) ? (var_1_11) : (((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6))))))) > (var_1_6)) ? (((((var_1_11) < (((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6))))) ? (var_1_11) : (((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6))))))) : (var_1_6))))) : 1) && ((last_1_var_1_1 < 5) ? (var_1_6 == ((unsigned char) ((((((((((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))) < (var_1_9)) ? (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))) : (var_1_9)))) > (var_1_10)) ? (((((((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))) < (var_1_9)) ? (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))) : (var_1_9)))) : (var_1_10))))) : (var_1_6 == ((unsigned char) var_1_10)))) && (var_1_12 ? (var_1_13 ? (((last_1_var_1_6 > (~ var_1_10)) && var_1_14) ? (var_1_11 == ((signed short int) ((((var_1_8) > ((var_1_10 + last_1_var_1_15))) ? (var_1_8) : ((var_1_10 + last_1_var_1_15)))))) : (var_1_11 == ((signed short int) last_1_var_1_6))) : (var_1_11 == ((signed short int) var_1_8))) : (var_1_11 == ((signed short int) last_1_var_1_11)))) && ((var_1_6 <= (((((128) > (var_1_16)) ? (128) : (var_1_16))) - var_1_17)) ? (var_1_15 == ((signed long int) (((((var_1_6 - var_1_6)) > (((((var_1_8) < (var_1_7)) ? (var_1_8) : (var_1_7))))) ? ((var_1_6 - var_1_6)) : (((((var_1_8) < (var_1_7)) ? (var_1_8) : (var_1_7)))))))) : (var_1_15 == ((signed long int) var_1_11)))) && ((((200 << var_1_15) * (var_1_17 * var_1_7)) < var_1_1) ? (var_1_18 == ((double) var_1_19)) : 1) [L204-L205] return ((((((var_1_11 <= var_1_6) ? (var_1_1 == ((unsigned short int) ((((((((var_1_11) < (((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6))))) ? (var_1_11) : (((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6))))))) > (var_1_6)) ? (((((var_1_11) < (((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6))))) ? (var_1_11) : (((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6))))))) : (var_1_6))))) : 1) && ((last_1_var_1_1 < 5) ? (var_1_6 == ((unsigned char) ((((((((((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))) < (var_1_9)) ? (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))) : (var_1_9)))) > (var_1_10)) ? (((((((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))) < (var_1_9)) ? (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))) : (var_1_9)))) : (var_1_10))))) : (var_1_6 == ((unsigned char) var_1_10)))) && (var_1_12 ? (var_1_13 ? (((last_1_var_1_6 > (~ var_1_10)) && var_1_14) ? (var_1_11 == ((signed short int) ((((var_1_8) > ((var_1_10 + last_1_var_1_15))) ? (var_1_8) : ((var_1_10 + last_1_var_1_15)))))) : (var_1_11 == ((signed short int) last_1_var_1_6))) : (var_1_11 == ((signed short int) var_1_8))) : (var_1_11 == ((signed short int) last_1_var_1_11)))) && ((var_1_6 <= (((((128) > (var_1_16)) ? (128) : (var_1_16))) - var_1_17)) ? (var_1_15 == ((signed long int) (((((var_1_6 - var_1_6)) > (((((var_1_8) < (var_1_7)) ? (var_1_8) : (var_1_7))))) ? ((var_1_6 - var_1_6)) : (((((var_1_8) < (var_1_7)) ? (var_1_8) : (var_1_7)))))))) : (var_1_15 == ((signed long int) var_1_11)))) && ((((200 << var_1_15) * (var_1_17 * var_1_7)) < var_1_1) ? (var_1_18 == ((double) var_1_19)) : 1)) && (var_1_13 ? (var_1_14 ? (var_1_12 ? (var_1_20 == ((float) (var_1_21 + ((((var_1_22) > (var_1_23)) ? (var_1_22) : (var_1_23)))))) : 1) : ((var_1_6 <= 0) ? (var_1_20 == ((float) var_1_19)) : (var_1_20 == ((float) var_1_22)))) : (var_1_20 == ((float) var_1_23))) ; [L214] RET, EXPR property() [L214] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=128, var_1_17=1, var_1_18=18/5, var_1_19=0, var_1_1=11, var_1_20=2, var_1_22=0, var_1_23=2, var_1_25=4, var_1_27=4, var_1_28=1, var_1_30=9/2, var_1_31=0, var_1_32=-10, var_1_34=-126, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-126, var_1_6=11, var_1_7=1, var_1_8=0, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=11, var_1_11=10, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=128, var_1_17=1, var_1_18=18/5, var_1_19=0, var_1_1=11, var_1_20=2, var_1_22=0, var_1_23=2, var_1_25=4, var_1_27=4, var_1_28=1, var_1_30=9/2, var_1_31=0, var_1_32=-10, var_1_34=-126, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-126, var_1_6=11, var_1_7=1, var_1_8=0, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 55 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 1, TraceHistogramMax: 29, 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=55occurred 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, 108 NumberOfCodeBlocks, 108 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 [2023-11-23 21:22:16,793 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946ce0a8-5bba-4198-ab09-081fca43bc63/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946ce0a8-5bba-4198-ab09-081fca43bc63/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946ce0a8-5bba-4198-ab09-081fca43bc63/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946ce0a8-5bba-4198-ab09-081fca43bc63/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946ce0a8-5bba-4198-ab09-081fca43bc63/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-28.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946ce0a8-5bba-4198-ab09-081fca43bc63/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946ce0a8-5bba-4198-ab09-081fca43bc63/bin/utaipan-verify-mE87zJ7Ire --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 affd9b0b1d76ed6c0076d3599bdbad65950dbdf7c49581f4e5a006dd746abe7e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:22:19,721 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:22:19,867 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946ce0a8-5bba-4198-ab09-081fca43bc63/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 21:22:19,875 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:22:19,876 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:22:19,923 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:22:19,924 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:22:19,925 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:22:19,926 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:22:19,931 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:22:19,932 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:22:19,932 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:22:19,933 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:22:19,935 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:22:19,935 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:22:19,936 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:22:19,937 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:22:19,938 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:22:19,938 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:22:19,939 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:22:19,940 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:22:19,941 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:22:19,941 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:22:19,941 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:22:19,942 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:22:19,942 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:22:19,943 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:22:19,943 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:22:19,944 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:22:19,944 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:22:19,946 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:22:19,946 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:22:19,946 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:22:19,947 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:22:19,947 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:22:19,948 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:22:19,948 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:22:19,948 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:22:19,949 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 21:22:19,950 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:22:19,950 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:22:19,952 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:22:19,953 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:22:19,953 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:22:19,953 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_946ce0a8-5bba-4198-ab09-081fca43bc63/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946ce0a8-5bba-4198-ab09-081fca43bc63/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> affd9b0b1d76ed6c0076d3599bdbad65950dbdf7c49581f4e5a006dd746abe7e [2023-11-23 21:22:20,415 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:22:20,441 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:22:20,444 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:22:20,445 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:22:20,446 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:22:20,447 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946ce0a8-5bba-4198-ab09-081fca43bc63/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-28.i [2023-11-23 21:22:23,815 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:22:24,181 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:22:24,184 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946ce0a8-5bba-4198-ab09-081fca43bc63/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-28.i [2023-11-23 21:22:24,199 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946ce0a8-5bba-4198-ab09-081fca43bc63/bin/utaipan-verify-mE87zJ7Ire/data/23ff89d3f/8484786804b546cfbdfd464e812d2caf/FLAG7be3e5687 [2023-11-23 21:22:24,399 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946ce0a8-5bba-4198-ab09-081fca43bc63/bin/utaipan-verify-mE87zJ7Ire/data/23ff89d3f/8484786804b546cfbdfd464e812d2caf [2023-11-23 21:22:24,406 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:22:24,408 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:22:24,412 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:22:24,413 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:22:24,420 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:22:24,421 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:22:24" (1/1) ... [2023-11-23 21:22:24,423 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ecc625e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:24, skipping insertion in model container [2023-11-23 21:22:24,423 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:22:24" (1/1) ... [2023-11-23 21:22:24,487 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:22:24,722 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_946ce0a8-5bba-4198-ab09-081fca43bc63/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-28.i[919,932] [2023-11-23 21:22:24,859 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:22:24,886 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:22:24,901 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_946ce0a8-5bba-4198-ab09-081fca43bc63/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-28.i[919,932] [2023-11-23 21:22:24,963 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:22:25,001 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:22:25,002 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:25 WrapperNode [2023-11-23 21:22:25,002 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:22:25,004 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:22:25,004 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:22:25,004 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:22:25,012 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:25" (1/1) ... [2023-11-23 21:22:25,033 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:25" (1/1) ... [2023-11-23 21:22:25,086 INFO L138 Inliner]: procedures = 27, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 207 [2023-11-23 21:22:25,087 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:22:25,088 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:22:25,088 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:22:25,088 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:22:25,101 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:25" (1/1) ... [2023-11-23 21:22:25,102 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:25" (1/1) ... [2023-11-23 21:22:25,110 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:25" (1/1) ... [2023-11-23 21:22:25,112 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:25" (1/1) ... [2023-11-23 21:22:25,154 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:25" (1/1) ... [2023-11-23 21:22:25,170 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:25" (1/1) ... [2023-11-23 21:22:25,175 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:25" (1/1) ... [2023-11-23 21:22:25,178 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:25" (1/1) ... [2023-11-23 21:22:25,185 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:22:25,187 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:22:25,187 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:22:25,187 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:22:25,189 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:25" (1/1) ... [2023-11-23 21:22:25,196 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:22:25,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946ce0a8-5bba-4198-ab09-081fca43bc63/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:22:25,243 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946ce0a8-5bba-4198-ab09-081fca43bc63/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:22:25,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946ce0a8-5bba-4198-ab09-081fca43bc63/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:22:25,314 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:22:25,314 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 21:22:25,314 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:22:25,314 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:22:25,314 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:22:25,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:22:25,441 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:22:25,444 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:22:26,714 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:22:26,836 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:22:26,837 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:22:26,838 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:22:26 BoogieIcfgContainer [2023-11-23 21:22:26,838 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:22:26,845 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:22:26,845 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:22:26,849 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:22:26,850 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:22:24" (1/3) ... [2023-11-23 21:22:26,851 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57a0fbee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:22:26, skipping insertion in model container [2023-11-23 21:22:26,852 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:25" (2/3) ... [2023-11-23 21:22:26,854 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57a0fbee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:22:26, skipping insertion in model container [2023-11-23 21:22:26,855 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:22:26" (3/3) ... [2023-11-23 21:22:26,857 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-co_file-28.i [2023-11-23 21:22:26,882 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:22:26,883 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:22:26,985 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:22:26,996 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;@368bf527, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:22:26,997 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:22:27,002 INFO L276 IsEmpty]: Start isEmpty. Operand has 86 states, 54 states have (on average 1.4814814814814814) internal successors, (80), 55 states have internal predecessors, (80), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-23 21:22:27,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2023-11-23 21:22:27,037 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:22:27,038 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:22:27,039 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:22:27,047 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:22:27,047 INFO L85 PathProgramCache]: Analyzing trace with hash 613396636, now seen corresponding path program 1 times [2023-11-23 21:22:27,066 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:22:27,067 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1162996063] [2023-11-23 21:22:27,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:22:27,068 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 [2023-11-23 21:22:27,068 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946ce0a8-5bba-4198-ab09-081fca43bc63/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:22:27,072 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946ce0a8-5bba-4198-ab09-081fca43bc63/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 21:22:27,116 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946ce0a8-5bba-4198-ab09-081fca43bc63/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:22:27,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:22:27,746 INFO L262 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 21:22:27,761 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:22:27,874 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 824 proven. 0 refuted. 0 times theorem prover too weak. 800 trivial. 0 not checked. [2023-11-23 21:22:27,877 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:22:27,878 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:22:27,878 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1162996063] [2023-11-23 21:22:27,879 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1162996063] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:22:27,879 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:22:27,880 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:22:27,885 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [867220058] [2023-11-23 21:22:27,886 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:22:27,893 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 21:22:27,893 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:22:27,943 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 21:22:27,944 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:22:27,947 INFO L87 Difference]: Start difference. First operand has 86 states, 54 states have (on average 1.4814814814814814) internal successors, (80), 55 states have internal predecessors, (80), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-23 21:22:28,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:22:28,321 INFO L93 Difference]: Finished difference Result 169 states and 303 transitions. [2023-11-23 21:22:28,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 21:22:28,332 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 185 [2023-11-23 21:22:28,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:22:28,341 INFO L225 Difference]: With dead ends: 169 [2023-11-23 21:22:28,342 INFO L226 Difference]: Without dead ends: 84 [2023-11-23 21:22:28,346 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 184 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:22:28,350 INFO L413 NwaCegarLoop]: 128 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 128 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-23 21:22:28,351 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 128 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-23 21:22:28,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2023-11-23 21:22:28,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 84. [2023-11-23 21:22:28,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 53 states have (on average 1.3773584905660377) internal successors, (73), 53 states have internal predecessors, (73), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-23 21:22:28,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 131 transitions. [2023-11-23 21:22:28,422 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 131 transitions. Word has length 185 [2023-11-23 21:22:28,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:22:28,422 INFO L495 AbstractCegarLoop]: Abstraction has 84 states and 131 transitions. [2023-11-23 21:22:28,423 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-23 21:22:28,423 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 131 transitions. [2023-11-23 21:22:28,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2023-11-23 21:22:28,428 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:22:28,429 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:22:28,436 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946ce0a8-5bba-4198-ab09-081fca43bc63/bin/utaipan-verify-mE87zJ7Ire/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)] Ended with exit code 0 [2023-11-23 21:22:28,632 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946ce0a8-5bba-4198-ab09-081fca43bc63/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:22:28,633 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:22:28,634 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:22:28,634 INFO L85 PathProgramCache]: Analyzing trace with hash 896583832, now seen corresponding path program 1 times [2023-11-23 21:22:28,635 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:22:28,635 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [684104771] [2023-11-23 21:22:28,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:22:28,636 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 [2023-11-23 21:22:28,636 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946ce0a8-5bba-4198-ab09-081fca43bc63/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:22:28,643 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946ce0a8-5bba-4198-ab09-081fca43bc63/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 21:22:28,677 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946ce0a8-5bba-4198-ab09-081fca43bc63/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:22:29,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:22:29,122 INFO L262 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 21:22:29,133 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:22:30,856 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-23 21:22:30,857 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:22:30,857 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:22:30,858 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [684104771] [2023-11-23 21:22:30,858 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [684104771] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:22:30,859 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:22:30,859 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 21:22:30,864 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1769117955] [2023-11-23 21:22:30,864 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:22:30,869 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-23 21:22:30,870 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:22:30,872 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-23 21:22:30,872 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-23 21:22:30,873 INFO L87 Difference]: Start difference. First operand 84 states and 131 transitions. Second operand has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-23 21:22:32,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:22:32,110 INFO L93 Difference]: Finished difference Result 319 states and 502 transitions. [2023-11-23 21:22:32,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-23 21:22:32,114 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 185 [2023-11-23 21:22:32,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:22:32,120 INFO L225 Difference]: With dead ends: 319 [2023-11-23 21:22:32,120 INFO L226 Difference]: Without dead ends: 236 [2023-11-23 21:22:32,122 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 182 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-23 21:22:32,124 INFO L413 NwaCegarLoop]: 177 mSDtfsCounter, 175 mSDsluCounter, 227 mSDsCounter, 0 mSdLazyCounter, 73 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 175 SdHoareTripleChecker+Valid, 404 SdHoareTripleChecker+Invalid, 79 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 73 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2023-11-23 21:22:32,124 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [175 Valid, 404 Invalid, 79 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 73 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2023-11-23 21:22:32,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 236 states. [2023-11-23 21:22:32,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 236 to 215. [2023-11-23 21:22:32,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 215 states, 131 states have (on average 1.3206106870229009) internal successors, (173), 132 states have internal predecessors, (173), 80 states have call successors, (80), 3 states have call predecessors, (80), 3 states have return successors, (80), 79 states have call predecessors, (80), 80 states have call successors, (80) [2023-11-23 21:22:32,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 215 states and 333 transitions. [2023-11-23 21:22:32,248 INFO L78 Accepts]: Start accepts. Automaton has 215 states and 333 transitions. Word has length 185 [2023-11-23 21:22:32,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:22:32,250 INFO L495 AbstractCegarLoop]: Abstraction has 215 states and 333 transitions. [2023-11-23 21:22:32,251 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-23 21:22:32,251 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 333 transitions. [2023-11-23 21:22:32,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2023-11-23 21:22:32,261 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:22:32,262 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:22:32,272 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946ce0a8-5bba-4198-ab09-081fca43bc63/bin/utaipan-verify-mE87zJ7Ire/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)] Ended with exit code 0 [2023-11-23 21:22:32,462 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946ce0a8-5bba-4198-ab09-081fca43bc63/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:22:32,463 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:22:32,463 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:22:32,463 INFO L85 PathProgramCache]: Analyzing trace with hash 78935382, now seen corresponding path program 1 times [2023-11-23 21:22:32,465 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:22:32,465 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [971252023] [2023-11-23 21:22:32,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:22:32,466 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 [2023-11-23 21:22:32,466 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946ce0a8-5bba-4198-ab09-081fca43bc63/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:22:32,467 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946ce0a8-5bba-4198-ab09-081fca43bc63/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 21:22:32,472 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946ce0a8-5bba-4198-ab09-081fca43bc63/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:22:32,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:22:32,875 INFO L262 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 21:22:32,881 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:22:33,557 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-23 21:22:33,558 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:22:33,558 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:22:33,558 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [971252023] [2023-11-23 21:22:33,559 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [971252023] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:22:33,559 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:22:33,559 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-23 21:22:33,559 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1046540801] [2023-11-23 21:22:33,559 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:22:33,560 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-23 21:22:33,560 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:22:33,561 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-23 21:22:33,562 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-23 21:22:33,562 INFO L87 Difference]: Start difference. First operand 215 states and 333 transitions. Second operand has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-23 21:22:35,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:22:35,220 INFO L93 Difference]: Finished difference Result 543 states and 846 transitions. [2023-11-23 21:22:35,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-23 21:22:35,222 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 185 [2023-11-23 21:22:35,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:22:35,232 INFO L225 Difference]: With dead ends: 543 [2023-11-23 21:22:35,232 INFO L226 Difference]: Without dead ends: 393 [2023-11-23 21:22:35,235 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 187 GetRequests, 181 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-23 21:22:35,237 INFO L413 NwaCegarLoop]: 137 mSDtfsCounter, 131 mSDsluCounter, 366 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 59 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 131 SdHoareTripleChecker+Valid, 503 SdHoareTripleChecker+Invalid, 107 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 48 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2023-11-23 21:22:35,238 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [131 Valid, 503 Invalid, 107 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 48 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2023-11-23 21:22:35,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 393 states. [2023-11-23 21:22:35,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 393 to 363. [2023-11-23 21:22:35,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 363 states, 226 states have (on average 1.345132743362832) internal successors, (304), 228 states have internal predecessors, (304), 131 states have call successors, (131), 5 states have call predecessors, (131), 5 states have return successors, (131), 129 states have call predecessors, (131), 131 states have call successors, (131) [2023-11-23 21:22:35,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 363 states and 566 transitions. [2023-11-23 21:22:35,332 INFO L78 Accepts]: Start accepts. Automaton has 363 states and 566 transitions. Word has length 185 [2023-11-23 21:22:35,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:22:35,334 INFO L495 AbstractCegarLoop]: Abstraction has 363 states and 566 transitions. [2023-11-23 21:22:35,334 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-23 21:22:35,334 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 566 transitions. [2023-11-23 21:22:35,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2023-11-23 21:22:35,338 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:22:35,339 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:22:35,358 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946ce0a8-5bba-4198-ab09-081fca43bc63/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:22:35,551 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946ce0a8-5bba-4198-ab09-081fca43bc63/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:22:35,551 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:22:35,552 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:22:35,552 INFO L85 PathProgramCache]: Analyzing trace with hash -179230056, now seen corresponding path program 1 times [2023-11-23 21:22:35,553 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:22:35,554 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [617370297] [2023-11-23 21:22:35,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:22:35,555 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 [2023-11-23 21:22:35,556 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946ce0a8-5bba-4198-ab09-081fca43bc63/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:22:35,557 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946ce0a8-5bba-4198-ab09-081fca43bc63/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 21:22:35,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946ce0a8-5bba-4198-ab09-081fca43bc63/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-23 21:22:36,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:22:36,092 INFO L262 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 28 conjunts are in the unsatisfiable core [2023-11-23 21:22:36,107 INFO L285 TraceCheckSpWp]: Computing forward predicates...