./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-42.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-42.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91 --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 583df2ed5544a972dadd89472eff91929fe323dce02b65094581ff582d4e3330 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:59:18,595 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:59:18,713 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-24 23:59:18,723 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:59:18,724 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:59:18,762 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:59:18,763 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:59:18,764 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:59:18,765 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:59:18,772 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:59:18,773 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:59:18,773 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:59:18,773 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:59:18,775 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-24 23:59:18,776 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:59:18,776 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:59:18,777 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-24 23:59:18,777 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-24 23:59:18,777 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:59:18,778 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-24 23:59:18,778 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-24 23:59:18,779 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-24 23:59:18,780 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:59:18,781 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:59:18,781 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:59:18,781 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:59:18,782 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:59:18,782 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:59:18,783 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:59:18,783 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:59:18,784 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:59:18,785 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:59:18,785 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:59:18,785 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:59:18,785 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:59:18,785 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:59:18,786 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:59:18,786 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:59:18,786 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:59:18,787 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:59:18,787 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:59:18,787 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-24 23:59:18,787 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:59:18,788 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:59:18,788 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:59:18,788 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:59:18,789 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:59:18,789 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_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 583df2ed5544a972dadd89472eff91929fe323dce02b65094581ff582d4e3330 [2023-11-24 23:59:19,103 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:59:19,136 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:59:19,139 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:59:19,142 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:59:19,142 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:59:19,143 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-42.i [2023-11-24 23:59:22,291 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:59:22,581 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:59:22,582 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-42.i [2023-11-24 23:59:22,594 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/data/11345a02b/10d8a7f9f157443dbb2bbd54ce82717c/FLAG34c8b8255 [2023-11-24 23:59:22,609 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/data/11345a02b/10d8a7f9f157443dbb2bbd54ce82717c [2023-11-24 23:59:22,612 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:59:22,613 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:59:22,615 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:59:22,615 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:59:22,622 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:59:22,622 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:59:22" (1/1) ... [2023-11-24 23:59:22,624 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c75cb67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:22, skipping insertion in model container [2023-11-24 23:59:22,624 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:59:22" (1/1) ... [2023-11-24 23:59:22,664 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:59:22,841 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_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-42.i[919,932] [2023-11-24 23:59:22,936 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:59:22,957 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:59:22,971 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_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-42.i[919,932] [2023-11-24 23:59:23,019 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:59:23,039 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:59:23,039 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:23 WrapperNode [2023-11-24 23:59:23,040 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:59:23,041 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:59:23,041 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:59:23,041 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:59:23,049 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:23" (1/1) ... [2023-11-24 23:59:23,063 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:23" (1/1) ... [2023-11-24 23:59:23,122 INFO L138 Inliner]: procedures = 26, calls = 50, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 233 [2023-11-24 23:59:23,123 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:59:23,124 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:59:23,124 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:59:23,124 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:59:23,134 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:23" (1/1) ... [2023-11-24 23:59:23,134 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:23" (1/1) ... [2023-11-24 23:59:23,139 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:23" (1/1) ... [2023-11-24 23:59:23,140 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:23" (1/1) ... [2023-11-24 23:59:23,157 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:23" (1/1) ... [2023-11-24 23:59:23,161 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:23" (1/1) ... [2023-11-24 23:59:23,167 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:23" (1/1) ... [2023-11-24 23:59:23,170 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:23" (1/1) ... [2023-11-24 23:59:23,178 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:59:23,179 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:59:23,179 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:59:23,179 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:59:23,180 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:23" (1/1) ... [2023-11-24 23:59:23,186 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:59:23,201 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:59:23,222 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:59:23,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:59:23,262 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:59:23,263 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:59:23,263 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:59:23,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:59:23,263 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:59:23,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:59:23,471 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:59:23,473 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:59:24,053 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:59:24,377 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:59:24,377 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:59:24,379 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:59:24 BoogieIcfgContainer [2023-11-24 23:59:24,380 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:59:24,384 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:59:24,384 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:59:24,388 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:59:24,388 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:59:22" (1/3) ... [2023-11-24 23:59:24,390 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d8e578 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:59:24, skipping insertion in model container [2023-11-24 23:59:24,390 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:23" (2/3) ... [2023-11-24 23:59:24,391 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d8e578 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:59:24, skipping insertion in model container [2023-11-24 23:59:24,392 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:59:24" (3/3) ... [2023-11-24 23:59:24,393 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-cn_file-42.i [2023-11-24 23:59:24,415 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:59:24,415 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:59:24,480 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:59:24,488 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;@26a7feb2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:59:24,488 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:59:24,493 INFO L276 IsEmpty]: Start isEmpty. Operand has 66 states, 26 states have (on average 1.1153846153846154) internal successors, (29), 27 states have internal predecessors, (29), 37 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2023-11-24 23:59:24,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-11-24 23:59:24,513 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:59:24,514 INFO L195 NwaCegarLoop]: trace histogram [37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:59:24,517 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:59:24,525 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:59:24,526 INFO L85 PathProgramCache]: Analyzing trace with hash 227761615, now seen corresponding path program 1 times [2023-11-24 23:59:24,537 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:59:24,538 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1895348034] [2023-11-24 23:59:24,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:59:24,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:59:24,796 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-24 23:59:24,806 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [90305641] [2023-11-24 23:59:24,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:59:24,807 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 23:59:24,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:59:24,812 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-24 23:59:24,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-24 23:59:25,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:59:25,117 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:59:25,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:59:25,420 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-24 23:59:25,423 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-24 23:59:25,424 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-24 23:59:25,438 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-24 23:59:25,636 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 23:59:25,640 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-24 23:59:25,649 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-24 23:59:25,844 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 11:59:25 BoogieIcfgContainer [2023-11-24 23:59:25,844 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-24 23:59:25,845 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:59:25,845 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:59:25,845 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:59:25,845 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:59:24" (3/4) ... [2023-11-24 23:59:25,847 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 23:59:25,848 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:59:25,850 INFO L158 Benchmark]: Toolchain (without parser) took 3236.12ms. Allocated memory is still 159.4MB. Free memory was 115.9MB in the beginning and 76.2MB in the end (delta: 39.6MB). Peak memory consumption was 41.1MB. Max. memory is 16.1GB. [2023-11-24 23:59:25,850 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 109.1MB. Free memory is still 51.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:59:25,851 INFO L158 Benchmark]: CACSL2BoogieTranslator took 425.09ms. Allocated memory is still 159.4MB. Free memory was 115.9MB in the beginning and 99.6MB in the end (delta: 16.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-24 23:59:25,852 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.19ms. Allocated memory is still 159.4MB. Free memory was 99.6MB in the beginning and 94.9MB in the end (delta: 4.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-24 23:59:25,857 INFO L158 Benchmark]: Boogie Preprocessor took 54.44ms. Allocated memory is still 159.4MB. Free memory was 94.9MB in the beginning and 92.3MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:59:25,858 INFO L158 Benchmark]: RCFGBuilder took 1200.97ms. Allocated memory is still 159.4MB. Free memory was 92.3MB in the beginning and 72.2MB in the end (delta: 20.1MB). Peak memory consumption was 19.0MB. Max. memory is 16.1GB. [2023-11-24 23:59:25,859 INFO L158 Benchmark]: TraceAbstraction took 1460.10ms. Allocated memory is still 159.4MB. Free memory was 71.3MB in the beginning and 77.3MB in the end (delta: -6.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:59:25,859 INFO L158 Benchmark]: Witness Printer took 4.08ms. Allocated memory is still 159.4MB. Free memory was 77.3MB in the beginning and 76.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:59:25,862 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 109.1MB. Free memory is still 51.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 425.09ms. Allocated memory is still 159.4MB. Free memory was 115.9MB in the beginning and 99.6MB in the end (delta: 16.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.19ms. Allocated memory is still 159.4MB. Free memory was 99.6MB in the beginning and 94.9MB in the end (delta: 4.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.44ms. Allocated memory is still 159.4MB. Free memory was 94.9MB in the beginning and 92.3MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1200.97ms. Allocated memory is still 159.4MB. Free memory was 92.3MB in the beginning and 72.2MB in the end (delta: 20.1MB). Peak memory consumption was 19.0MB. Max. memory is 16.1GB. * TraceAbstraction took 1460.10ms. Allocated memory is still 159.4MB. Free memory was 71.3MB in the beginning and 77.3MB in the end (delta: -6.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.08ms. Allocated memory is still 159.4MB. Free memory was 77.3MB in the beginning and 76.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 76, overapproximation of someUnaryDOUBLEoperation at line 30, overapproximation of someBinaryArithmeticFLOAToperation at line 69. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = 16; [L23] signed char var_1_5 = -8; [L24] unsigned char var_1_6 = 10; [L25] unsigned char var_1_7 = 128; [L26] unsigned char var_1_8 = 1; [L27] unsigned char var_1_11 = 0; [L28] unsigned char var_1_12 = 0; [L29] signed short int var_1_13 = 200; [L30] float var_1_14 = -0.8; [L31] float var_1_15 = 127.25; [L32] float var_1_16 = 3.5; [L33] unsigned short int var_1_17 = 16; [L34] unsigned char var_1_19 = 1; [L35] unsigned char var_1_20 = 0; [L36] unsigned char var_1_21 = 0; [L37] unsigned char var_1_22 = 0; [L38] unsigned char var_1_23 = 1; [L39] signed short int var_1_24 = -32; [L40] unsigned char var_1_25 = 1; [L41] float var_1_26 = 500.65; [L42] signed long int var_1_27 = -8; [L43] float var_1_28 = 255.5; [L44] float var_1_29 = 7.5; [L45] float var_1_30 = 9.8; [L46] unsigned char var_1_31 = 4; [L47] signed long int var_1_32 = 1; [L48] unsigned char var_1_33 = 2; [L49] unsigned short int var_1_34 = 1; [L50] unsigned long int var_1_35 = 10; [L51] unsigned char var_1_36 = 10; [L52] unsigned char var_1_37 = 128; [L53] unsigned char var_1_38 = 16; [L54] unsigned char var_1_39 = 0; [L55] unsigned short int var_1_40 = 10; [L56] unsigned short int var_1_41 = 128; [L57] unsigned short int var_1_42 = 40597; [L58] signed short int last_1_var_1_1 = 16; [L59] unsigned char last_1_var_1_6 = 10; [L60] unsigned char last_1_var_1_8 = 1; [L61] signed short int last_1_var_1_13 = 200; [L220] isInitial = 1 [L221] FCALL initially() [L222] COND TRUE 1 [L223] CALL updateLastVariables() [L210] last_1_var_1_1 = var_1_1 [L211] last_1_var_1_6 = var_1_6 [L212] last_1_var_1_8 = var_1_8 [L213] last_1_var_1_13 = var_1_13 [L223] RET updateLastVariables() [L224] CALL updateVariables() [L151] var_1_5 = __VERIFIER_nondet_char() [L152] CALL assume_abort_if_not(var_1_5 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=0, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-3, var_1_6=10, var_1_7=128, var_1_8=1] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_5 >= -127) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=0, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-3, var_1_6=10, var_1_7=128, var_1_8=1] [L153] CALL assume_abort_if_not(var_1_5 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=0, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-3, var_1_6=10, var_1_7=128, var_1_8=1] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_5 <= 127) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=0, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-3, var_1_6=10, var_1_7=128, var_1_8=1] [L154] var_1_7 = __VERIFIER_nondet_uchar() [L155] CALL assume_abort_if_not(var_1_7 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=0, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-3, var_1_6=10, var_1_7=138, var_1_8=1] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_7 >= 127) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=0, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-3, var_1_6=10, var_1_7=138, var_1_8=1] [L156] CALL assume_abort_if_not(var_1_7 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=0, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-3, var_1_6=10, var_1_7=138, var_1_8=1] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_7 <= 254) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=0, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-3, var_1_6=10, var_1_7=138, var_1_8=1] [L157] var_1_11 = __VERIFIER_nondet_uchar() [L158] CALL assume_abort_if_not(var_1_11 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-3, var_1_6=10, var_1_7=138, var_1_8=1] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_11 >= 1) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-3, var_1_6=10, var_1_7=138, var_1_8=1] [L159] CALL assume_abort_if_not(var_1_11 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-3, var_1_6=10, var_1_7=138, var_1_8=1] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_11 <= 1) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-3, var_1_6=10, var_1_7=138, var_1_8=1] [L160] var_1_12 = __VERIFIER_nondet_uchar() [L161] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-3, var_1_6=10, var_1_7=138, var_1_8=1] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-3, var_1_6=10, var_1_7=138, var_1_8=1] [L162] CALL assume_abort_if_not(var_1_12 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-3, var_1_6=10, var_1_7=138, var_1_8=1] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_12 <= 0) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-3, var_1_6=10, var_1_7=138, var_1_8=1] [L163] var_1_15 = __VERIFIER_nondet_float() [L164] CALL assume_abort_if_not((var_1_15 >= -461168.6018427382800e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-3, var_1_6=10, var_1_7=138, var_1_8=1] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not((var_1_15 >= -461168.6018427382800e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-3, var_1_6=10, var_1_7=138, var_1_8=1] [L165] var_1_16 = __VERIFIER_nondet_float() [L166] CALL assume_abort_if_not((var_1_16 >= -461168.6018427382800e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-3, var_1_6=10, var_1_7=138, var_1_8=1] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not((var_1_16 >= -461168.6018427382800e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-3, var_1_6=10, var_1_7=138, var_1_8=1] [L167] var_1_20 = __VERIFIER_nondet_uchar() [L168] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-3, var_1_6=10, var_1_7=138, var_1_8=1] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-3, var_1_6=10, var_1_7=138, var_1_8=1] [L169] CALL assume_abort_if_not(var_1_20 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-3, var_1_6=10, var_1_7=138, var_1_8=1] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_20 <= 0) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-3, var_1_6=10, var_1_7=138, var_1_8=1] [L170] var_1_22 = __VERIFIER_nondet_uchar() [L171] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-3, var_1_6=10, var_1_7=138, var_1_8=1] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-3, var_1_6=10, var_1_7=138, var_1_8=1] [L172] CALL assume_abort_if_not(var_1_22 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-3, var_1_6=10, var_1_7=138, var_1_8=1] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_22 <= 1) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-3, var_1_6=10, var_1_7=138, var_1_8=1] [L173] var_1_23 = __VERIFIER_nondet_uchar() [L174] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-3, var_1_6=10, var_1_7=138, var_1_8=1] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-3, var_1_6=10, var_1_7=138, var_1_8=1] [L175] CALL assume_abort_if_not(var_1_23 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-3, var_1_6=10, var_1_7=138, var_1_8=1] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_23 <= 1) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-3, var_1_6=10, var_1_7=138, var_1_8=1] [L176] var_1_24 = __VERIFIER_nondet_short() [L177] CALL assume_abort_if_not(var_1_24 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-3, var_1_6=10, var_1_7=138, var_1_8=1] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_24 >= -32768) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-3, var_1_6=10, var_1_7=138, var_1_8=1] [L178] CALL assume_abort_if_not(var_1_24 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-3, var_1_6=10, var_1_7=138, var_1_8=1] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_24 <= 32767) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-3, var_1_6=10, var_1_7=138, var_1_8=1] [L179] var_1_25 = __VERIFIER_nondet_uchar() [L180] CALL assume_abort_if_not(var_1_25 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-3, var_1_6=10, var_1_7=138, var_1_8=1] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_25 >= 1) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-3, var_1_6=10, var_1_7=138, var_1_8=1] [L181] CALL assume_abort_if_not(var_1_25 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-3, var_1_6=10, var_1_7=138, var_1_8=1] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_25 <= 1) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-3, var_1_6=10, var_1_7=138, var_1_8=1] [L182] var_1_27 = __VERIFIER_nondet_long() [L183] CALL assume_abort_if_not(var_1_27 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=10013/20, var_1_27=3, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-3, var_1_6=10, var_1_7=138, var_1_8=1] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_27 >= -2147483648) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=10013/20, var_1_27=3, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-3, var_1_6=10, var_1_7=138, var_1_8=1] [L184] CALL assume_abort_if_not(var_1_27 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=10013/20, var_1_27=3, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-3, var_1_6=10, var_1_7=138, var_1_8=1] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_27 <= 2147483647) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=10013/20, var_1_27=3, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-3, var_1_6=10, var_1_7=138, var_1_8=1] [L185] CALL assume_abort_if_not(var_1_27 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=10013/20, var_1_27=3, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-3, var_1_6=10, var_1_7=138, var_1_8=1] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_27 != 0) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=10013/20, var_1_27=3, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-3, var_1_6=10, var_1_7=138, var_1_8=1] [L186] var_1_28 = __VERIFIER_nondet_float() [L187] CALL assume_abort_if_not((var_1_28 >= -461168.6018427382800e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 4611686.018427382800e+12F && var_1_28 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=10013/20, var_1_27=3, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-3, var_1_6=10, var_1_7=138, var_1_8=1] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not((var_1_28 >= -461168.6018427382800e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 4611686.018427382800e+12F && var_1_28 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=10013/20, var_1_27=3, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-3, var_1_6=10, var_1_7=138, var_1_8=1] [L188] var_1_29 = __VERIFIER_nondet_float() [L189] CALL assume_abort_if_not((var_1_29 >= -461168.6018427382800e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 4611686.018427382800e+12F && var_1_29 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=10013/20, var_1_27=3, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-3, var_1_6=10, var_1_7=138, var_1_8=1] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not((var_1_29 >= -461168.6018427382800e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 4611686.018427382800e+12F && var_1_29 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=10013/20, var_1_27=3, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-3, var_1_6=10, var_1_7=138, var_1_8=1] [L190] var_1_32 = __VERIFIER_nondet_long() [L191] CALL assume_abort_if_not(var_1_32 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=10013/20, var_1_27=3, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-3, var_1_6=10, var_1_7=138, var_1_8=1] [L20] COND FALSE !(!cond) [L191] RET assume_abort_if_not(var_1_32 >= -2147483648) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=10013/20, var_1_27=3, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-3, var_1_6=10, var_1_7=138, var_1_8=1] [L192] CALL assume_abort_if_not(var_1_32 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=10013/20, var_1_27=3, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-3, var_1_6=10, var_1_7=138, var_1_8=1] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_32 <= 2147483647) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=10013/20, var_1_27=3, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-3, var_1_6=10, var_1_7=138, var_1_8=1] [L193] var_1_33 = __VERIFIER_nondet_uchar() [L194] CALL assume_abort_if_not(var_1_33 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=10013/20, var_1_27=3, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-3, var_1_6=10, var_1_7=138, var_1_8=1] [L20] COND FALSE !(!cond) [L194] RET assume_abort_if_not(var_1_33 >= 0) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=10013/20, var_1_27=3, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-3, var_1_6=10, var_1_7=138, var_1_8=1] [L195] CALL assume_abort_if_not(var_1_33 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=10013/20, var_1_27=3, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=0, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-3, var_1_6=10, var_1_7=138, var_1_8=1] [L20] COND FALSE !(!cond) [L195] RET assume_abort_if_not(var_1_33 <= 254) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=10013/20, var_1_27=3, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=0, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-3, var_1_6=10, var_1_7=138, var_1_8=1] [L196] var_1_37 = __VERIFIER_nondet_uchar() [L197] CALL assume_abort_if_not(var_1_37 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=10013/20, var_1_27=3, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=0, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=127, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-3, var_1_6=10, var_1_7=138, var_1_8=1] [L20] COND FALSE !(!cond) [L197] RET assume_abort_if_not(var_1_37 >= 127) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=10013/20, var_1_27=3, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=0, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=127, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-3, var_1_6=10, var_1_7=138, var_1_8=1] [L198] CALL assume_abort_if_not(var_1_37 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=10013/20, var_1_27=3, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=0, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=127, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-3, var_1_6=10, var_1_7=138, var_1_8=1] [L20] COND FALSE !(!cond) [L198] RET assume_abort_if_not(var_1_37 <= 254) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=10013/20, var_1_27=3, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=0, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=127, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-3, var_1_6=10, var_1_7=138, var_1_8=1] [L199] var_1_38 = __VERIFIER_nondet_uchar() [L200] CALL assume_abort_if_not(var_1_38 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=10013/20, var_1_27=3, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=0, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=127, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-3, var_1_6=10, var_1_7=138, var_1_8=1] [L20] COND FALSE !(!cond) [L200] RET assume_abort_if_not(var_1_38 >= 0) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=10013/20, var_1_27=3, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=0, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=127, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-3, var_1_6=10, var_1_7=138, var_1_8=1] [L201] CALL assume_abort_if_not(var_1_38 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=10013/20, var_1_27=3, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=0, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=127, var_1_38=127, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-3, var_1_6=10, var_1_7=138, var_1_8=1] [L20] COND FALSE !(!cond) [L201] RET assume_abort_if_not(var_1_38 <= 127) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=10013/20, var_1_27=3, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=0, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=127, var_1_38=127, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-3, var_1_6=10, var_1_7=138, var_1_8=1] [L202] var_1_39 = __VERIFIER_nondet_uchar() [L203] CALL assume_abort_if_not(var_1_39 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=10013/20, var_1_27=3, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=0, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=127, var_1_38=127, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-3, var_1_6=10, var_1_7=138, var_1_8=1] [L20] COND FALSE !(!cond) [L203] RET assume_abort_if_not(var_1_39 >= 0) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=10013/20, var_1_27=3, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=0, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=127, var_1_38=127, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-3, var_1_6=10, var_1_7=138, var_1_8=1] [L204] CALL assume_abort_if_not(var_1_39 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=10013/20, var_1_27=3, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=0, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=127, var_1_38=127, var_1_39=9, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-3, var_1_6=10, var_1_7=138, var_1_8=1] [L20] COND FALSE !(!cond) [L204] RET assume_abort_if_not(var_1_39 <= 127) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=10013/20, var_1_27=3, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=0, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=127, var_1_38=127, var_1_39=9, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-3, var_1_6=10, var_1_7=138, var_1_8=1] [L205] var_1_42 = __VERIFIER_nondet_ushort() [L206] CALL assume_abort_if_not(var_1_42 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=10013/20, var_1_27=3, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=0, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=127, var_1_38=127, var_1_39=9, var_1_40=10, var_1_41=128, var_1_42=65534, var_1_5=-3, var_1_6=10, var_1_7=138, var_1_8=1] [L20] COND FALSE !(!cond) [L206] RET assume_abort_if_not(var_1_42 >= 32767) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=10013/20, var_1_27=3, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=0, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=127, var_1_38=127, var_1_39=9, var_1_40=10, var_1_41=128, var_1_42=65534, var_1_5=-3, var_1_6=10, var_1_7=138, var_1_8=1] [L207] CALL assume_abort_if_not(var_1_42 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=10013/20, var_1_27=3, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=0, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=127, var_1_38=127, var_1_39=9, var_1_40=10, var_1_41=128, var_1_42=65534, var_1_5=-3, var_1_6=10, var_1_7=138, var_1_8=1] [L20] COND FALSE !(!cond) [L207] RET assume_abort_if_not(var_1_42 <= 65534) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=10013/20, var_1_27=3, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=0, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=127, var_1_38=127, var_1_39=9, var_1_40=10, var_1_41=128, var_1_42=65534, var_1_5=-3, var_1_6=10, var_1_7=138, var_1_8=1] [L224] RET updateVariables() [L225] CALL step() [L65] signed long int stepLocal_6 = last_1_var_1_1; [L66] unsigned char stepLocal_5 = ((((last_1_var_1_1) < (8)) ? (last_1_var_1_1) : (8))) <= var_1_5; [L67] COND TRUE stepLocal_5 || last_1_var_1_8 [L68] COND FALSE !(stepLocal_6 <= last_1_var_1_6) [L71] var_1_14 = var_1_16 [L76] COND TRUE var_1_14 <= var_1_15 [L77] var_1_19 = (var_1_12 || var_1_20) [L79] COND FALSE !(var_1_5 >= -2) [L82] unsigned char stepLocal_4 = var_1_6; [L83] signed long int stepLocal_3 = var_1_6 / var_1_7; [L84] COND TRUE last_1_var_1_13 >= stepLocal_3 [L85] COND TRUE stepLocal_4 != ((((((((var_1_6) > (last_1_var_1_13)) ? (var_1_6) : (last_1_var_1_13)))) > (var_1_5)) ? (((((var_1_6) > (last_1_var_1_13)) ? (var_1_6) : (last_1_var_1_13)))) : (var_1_5))) [L86] var_1_13 = var_1_7 [L93] unsigned char stepLocal_7 = var_1_6; [L94] COND FALSE !(stepLocal_7 > var_1_6) [L97] unsigned char stepLocal_0 = var_1_6; [L98] COND FALSE !(\read(var_1_19)) [L101] COND FALSE !(((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))) >= stepLocal_0) [L105] unsigned char stepLocal_2 = var_1_19 && var_1_19; [L106] unsigned char stepLocal_1 = var_1_7; [L107] COND FALSE !((49.5f <= var_1_14) && stepLocal_2) [L114] var_1_8 = var_1_12 [L116] COND FALSE !(var_1_22 || var_1_23) [L119] COND FALSE !(((var_1_24 + 25) % var_1_27) < 2) [L122] COND TRUE (- var_1_28) < ((((var_1_26) > (var_1_29)) ? (var_1_26) : (var_1_29))) [L123] var_1_30 = var_1_29 [L125] COND TRUE ((((((((var_1_27) < 0 ) ? -(var_1_27) : (var_1_27)))) < (var_1_24)) ? (((((var_1_27) < 0 ) ? -(var_1_27) : (var_1_27)))) : (var_1_24))) <= var_1_32 [L126] var_1_31 = var_1_33 [L128] COND TRUE var_1_31 < ((((var_1_24) < 0 ) ? -(var_1_24) : (var_1_24))) [L129] var_1_34 = ((((((((var_1_31) < 0 ) ? -(var_1_31) : (var_1_31)))) > (var_1_33)) ? (((((var_1_31) < 0 ) ? -(var_1_31) : (var_1_31)))) : (var_1_33))) [L131] COND TRUE \read(var_1_25) [L132] var_1_35 = var_1_33 [L134] COND TRUE \read(var_1_25) [L135] var_1_36 = (var_1_37 - var_1_38) [L139] COND FALSE !((- var_1_36) != var_1_34) [L142] COND FALSE !(var_1_33 <= (~ var_1_34)) [L147] var_1_41 = var_1_36 [L225] RET step() [L226] CALL, EXPR property() [L216-L217] return ((((((var_1_19 ? (var_1_1 == ((signed short int) ((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6))))) : ((((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))) >= var_1_6) ? (var_1_1 == ((signed short int) var_1_5)) : 1)) && ((var_1_5 >= -2) ? (var_1_6 == ((unsigned char) (var_1_7 - 100))) : 1)) && (((49.5f <= var_1_14) && (var_1_19 && var_1_19)) ? ((var_1_13 < var_1_7) ? (var_1_8 == ((unsigned char) (var_1_19 || var_1_11))) : (var_1_8 == ((unsigned char) var_1_11))) : (var_1_8 == ((unsigned char) var_1_12)))) && ((last_1_var_1_13 >= (var_1_6 / var_1_7)) ? ((var_1_6 != ((((((((var_1_6) > (last_1_var_1_13)) ? (var_1_6) : (last_1_var_1_13)))) > (var_1_5)) ? (((((var_1_6) > (last_1_var_1_13)) ? (var_1_6) : (last_1_var_1_13)))) : (var_1_5)))) ? (var_1_13 == ((signed short int) var_1_7)) : (var_1_13 == ((signed short int) last_1_var_1_13))) : (var_1_13 == ((signed short int) var_1_6)))) && (((((((last_1_var_1_1) < (8)) ? (last_1_var_1_1) : (8))) <= var_1_5) || last_1_var_1_8) ? ((last_1_var_1_1 <= last_1_var_1_6) ? (var_1_14 == ((float) (var_1_15 + var_1_16))) : (var_1_14 == ((float) var_1_16))) : (var_1_14 == ((float) var_1_16)))) && ((var_1_6 > var_1_6) ? (var_1_17 == ((unsigned short int) ((((25) > ((var_1_13 + var_1_6))) ? (25) : ((var_1_13 + var_1_6)))))) : 1)) && ((var_1_14 <= var_1_15) ? (var_1_19 == ((unsigned char) (var_1_12 || var_1_20))) : 1) ; [L226] RET, EXPR property() [L226] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=138, var_1_14=3, var_1_16=3, var_1_17=16, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=10013/20, var_1_27=3, var_1_29=2, var_1_30=2, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=0, var_1_35=0, var_1_36=0, var_1_37=127, var_1_38=127, var_1_39=9, var_1_40=10, var_1_41=0, var_1_42=65534, var_1_5=-3, var_1_6=10, var_1_7=138, var_1_8=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=138, var_1_14=3, var_1_16=3, var_1_17=16, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=10013/20, var_1_27=3, var_1_29=2, var_1_30=2, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=0, var_1_35=0, var_1_36=0, var_1_37=127, var_1_38=127, var_1_39=9, var_1_40=10, var_1_41=0, var_1_42=65534, var_1_5=-3, var_1_6=10, var_1_7=138, var_1_8=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 66 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 1, TraceHistogramMax: 37, 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=66occurred 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, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 135 NumberOfCodeBlocks, 135 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 [2023-11-24 23:59:25,899 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with 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_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-42.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91 --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 583df2ed5544a972dadd89472eff91929fe323dce02b65094581ff582d4e3330 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:59:28,509 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:59:28,596 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-24 23:59:28,602 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:59:28,603 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:59:28,632 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:59:28,637 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:59:28,638 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:59:28,639 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:59:28,641 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:59:28,642 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:59:28,643 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:59:28,643 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:59:28,648 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:59:28,649 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:59:28,649 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:59:28,650 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:59:28,651 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:59:28,651 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:59:28,653 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:59:28,653 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:59:28,654 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:59:28,654 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:59:28,655 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:59:28,655 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:59:28,656 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:59:28,656 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:59:28,657 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:59:28,657 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:59:28,657 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:59:28,659 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:59:28,659 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-24 23:59:28,660 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:59:28,660 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:59:28,661 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:59:28,661 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:59:28,661 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:59:28,662 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:59:28,662 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:59:28,663 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:59:28,664 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:59:28,664 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:59:28,665 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:59:28,665 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:59:28,665 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_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 583df2ed5544a972dadd89472eff91929fe323dce02b65094581ff582d4e3330 [2023-11-24 23:59:29,127 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:59:29,150 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:59:29,153 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:59:29,154 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:59:29,155 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:59:29,157 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-42.i [2023-11-24 23:59:32,633 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:59:32,946 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:59:32,946 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-42.i [2023-11-24 23:59:32,970 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/data/e5d5b9d52/d89f8394b7cc40bbbf5762e5491109c6/FLAGd8268676e [2023-11-24 23:59:32,987 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/data/e5d5b9d52/d89f8394b7cc40bbbf5762e5491109c6 [2023-11-24 23:59:32,990 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:59:32,992 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:59:32,993 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:59:32,994 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:59:33,001 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:59:33,002 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:59:32" (1/1) ... [2023-11-24 23:59:33,003 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5482bc65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:33, skipping insertion in model container [2023-11-24 23:59:33,004 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:59:32" (1/1) ... [2023-11-24 23:59:33,059 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:59:33,218 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_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-42.i[919,932] [2023-11-24 23:59:33,378 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:59:33,409 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:59:33,428 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_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-42.i[919,932] [2023-11-24 23:59:33,495 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:59:33,562 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:59:33,579 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:33 WrapperNode [2023-11-24 23:59:33,579 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:59:33,581 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:59:33,581 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:59:33,581 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:59:33,590 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:33" (1/1) ... [2023-11-24 23:59:33,656 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:33" (1/1) ... [2023-11-24 23:59:33,716 INFO L138 Inliner]: procedures = 27, calls = 50, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 229 [2023-11-24 23:59:33,717 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:59:33,717 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:59:33,718 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:59:33,718 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:59:33,731 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:33" (1/1) ... [2023-11-24 23:59:33,732 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:33" (1/1) ... [2023-11-24 23:59:33,756 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:33" (1/1) ... [2023-11-24 23:59:33,756 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:33" (1/1) ... [2023-11-24 23:59:33,789 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:33" (1/1) ... [2023-11-24 23:59:33,807 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:33" (1/1) ... [2023-11-24 23:59:33,812 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:33" (1/1) ... [2023-11-24 23:59:33,815 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:33" (1/1) ... [2023-11-24 23:59:33,821 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:59:33,822 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:59:33,823 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:59:33,823 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:59:33,824 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:33" (1/1) ... [2023-11-24 23:59:33,835 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:59:33,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:59:33,868 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:59:33,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:59:33,917 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:59:33,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:59:33,918 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:59:33,918 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:59:33,918 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:59:33,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:59:34,030 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:59:34,033 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:59:34,860 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:59:34,957 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:59:34,959 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:59:34,960 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:59:34 BoogieIcfgContainer [2023-11-24 23:59:34,960 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:59:34,963 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:59:34,963 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:59:34,967 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:59:34,967 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:59:32" (1/3) ... [2023-11-24 23:59:34,968 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@313431b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:59:34, skipping insertion in model container [2023-11-24 23:59:34,969 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:33" (2/3) ... [2023-11-24 23:59:34,971 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@313431b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:59:34, skipping insertion in model container [2023-11-24 23:59:34,972 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:59:34" (3/3) ... [2023-11-24 23:59:34,974 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-cn_file-42.i [2023-11-24 23:59:34,994 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:59:34,994 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:59:35,065 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:59:35,074 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;@109eb781, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:59:35,075 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:59:35,081 INFO L276 IsEmpty]: Start isEmpty. Operand has 95 states, 55 states have (on average 1.4727272727272727) internal successors, (81), 56 states have internal predecessors, (81), 37 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2023-11-24 23:59:35,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2023-11-24 23:59:35,110 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:59:35,111 INFO L195 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:59:35,112 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:59:35,119 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:59:35,119 INFO L85 PathProgramCache]: Analyzing trace with hash -266428533, now seen corresponding path program 1 times [2023-11-24 23:59:35,137 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:59:35,137 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [171363629] [2023-11-24 23:59:35,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:59:35,138 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 [2023-11-24 23:59:35,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:59:35,141 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/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) [2023-11-24 23:59:35,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-24 23:59:35,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:59:35,576 INFO L262 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:59:35,591 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:59:35,668 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 1172 proven. 0 refuted. 0 times theorem prover too weak. 1492 trivial. 0 not checked. [2023-11-24 23:59:35,669 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:59:35,669 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:59:35,670 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [171363629] [2023-11-24 23:59:35,670 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [171363629] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:59:35,671 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:59:35,671 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-24 23:59:35,673 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [533122906] [2023-11-24 23:59:35,674 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:59:35,679 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-24 23:59:35,680 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:59:35,731 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-24 23:59:35,732 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-24 23:59:35,736 INFO L87 Difference]: Start difference. First operand has 95 states, 55 states have (on average 1.4727272727272727) internal successors, (81), 56 states have internal predecessors, (81), 37 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) Second operand has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (37), 2 states have call predecessors, (37), 2 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) [2023-11-24 23:59:35,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:59:35,951 INFO L93 Difference]: Finished difference Result 186 states and 343 transitions. [2023-11-24 23:59:35,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-24 23:59:35,961 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (37), 2 states have call predecessors, (37), 2 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) Word has length 230 [2023-11-24 23:59:35,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:59:35,970 INFO L225 Difference]: With dead ends: 186 [2023-11-24 23:59:35,971 INFO L226 Difference]: Without dead ends: 92 [2023-11-24 23:59:35,976 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 229 GetRequests, 229 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-24 23:59:35,981 INFO L413 NwaCegarLoop]: 144 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 144 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-24 23:59:35,982 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 144 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-24 23:59:36,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2023-11-24 23:59:36,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 92. [2023-11-24 23:59:36,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92 states, 53 states have (on average 1.3773584905660377) internal successors, (73), 53 states have internal predecessors, (73), 37 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2023-11-24 23:59:36,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 147 transitions. [2023-11-24 23:59:36,042 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 147 transitions. Word has length 230 [2023-11-24 23:59:36,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:59:36,045 INFO L495 AbstractCegarLoop]: Abstraction has 92 states and 147 transitions. [2023-11-24 23:59:36,045 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (37), 2 states have call predecessors, (37), 2 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) [2023-11-24 23:59:36,045 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 147 transitions. [2023-11-24 23:59:36,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2023-11-24 23:59:36,052 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:59:36,052 INFO L195 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:59:36,065 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-24 23:59:36,262 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-24 23:59:36,263 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:59:36,263 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:59:36,264 INFO L85 PathProgramCache]: Analyzing trace with hash 1584078605, now seen corresponding path program 1 times [2023-11-24 23:59:36,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:59:36,265 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1509992046] [2023-11-24 23:59:36,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:59:36,265 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 [2023-11-24 23:59:36,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:59:36,267 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/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) [2023-11-24 23:59:36,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-24 23:59:36,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:59:36,738 INFO L262 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:59:36,772 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:59:37,453 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2664 trivial. 0 not checked. [2023-11-24 23:59:37,453 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:59:37,454 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:59:37,454 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1509992046] [2023-11-24 23:59:37,454 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1509992046] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:59:37,455 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:59:37,455 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-24 23:59:37,455 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [860971328] [2023-11-24 23:59:37,455 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:59:37,458 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-24 23:59:37,458 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:59:37,459 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-24 23:59:37,459 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-24 23:59:37,460 INFO L87 Difference]: Start difference. First operand 92 states and 147 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2023-11-24 23:59:38,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:59:38,176 INFO L93 Difference]: Finished difference Result 275 states and 440 transitions. [2023-11-24 23:59:38,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-24 23:59:38,187 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) Word has length 230 [2023-11-24 23:59:38,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:59:38,194 INFO L225 Difference]: With dead ends: 275 [2023-11-24 23:59:38,194 INFO L226 Difference]: Without dead ends: 184 [2023-11-24 23:59:38,196 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 230 GetRequests, 227 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-24 23:59:38,198 INFO L413 NwaCegarLoop]: 143 mSDtfsCounter, 93 mSDsluCounter, 283 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 75 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 93 SdHoareTripleChecker+Valid, 426 SdHoareTripleChecker+Invalid, 88 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 75 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-24 23:59:38,198 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [93 Valid, 426 Invalid, 88 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [75 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-24 23:59:38,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states. [2023-11-24 23:59:38,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 155. [2023-11-24 23:59:38,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 155 states, 78 states have (on average 1.2564102564102564) internal successors, (98), 78 states have internal predecessors, (98), 74 states have call successors, (74), 2 states have call predecessors, (74), 2 states have return successors, (74), 74 states have call predecessors, (74), 74 states have call successors, (74) [2023-11-24 23:59:38,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 246 transitions. [2023-11-24 23:59:38,307 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 246 transitions. Word has length 230 [2023-11-24 23:59:38,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:59:38,313 INFO L495 AbstractCegarLoop]: Abstraction has 155 states and 246 transitions. [2023-11-24 23:59:38,315 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2023-11-24 23:59:38,316 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 246 transitions. [2023-11-24 23:59:38,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2023-11-24 23:59:38,332 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:59:38,333 INFO L195 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:59:38,352 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-24 23:59:38,546 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-24 23:59:38,547 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:59:38,547 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:59:38,548 INFO L85 PathProgramCache]: Analyzing trace with hash -505488290, now seen corresponding path program 1 times [2023-11-24 23:59:38,549 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:59:38,549 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [361294304] [2023-11-24 23:59:38,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:59:38,550 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 [2023-11-24 23:59:38,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:59:38,553 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/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) [2023-11-24 23:59:38,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-24 23:59:39,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:59:39,165 INFO L262 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:59:39,175 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:59:39,219 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2664 trivial. 0 not checked. [2023-11-24 23:59:39,219 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:59:39,220 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:59:39,220 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [361294304] [2023-11-24 23:59:39,220 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [361294304] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:59:39,221 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:59:39,221 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-24 23:59:39,221 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [649073283] [2023-11-24 23:59:39,221 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:59:39,223 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-24 23:59:39,223 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:59:39,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-24 23:59:39,224 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-24 23:59:39,225 INFO L87 Difference]: Start difference. First operand 155 states and 246 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2023-11-24 23:59:39,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:59:39,626 INFO L93 Difference]: Finished difference Result 246 states and 392 transitions. [2023-11-24 23:59:39,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-24 23:59:39,637 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) Word has length 231 [2023-11-24 23:59:39,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:59:39,642 INFO L225 Difference]: With dead ends: 246 [2023-11-24 23:59:39,642 INFO L226 Difference]: Without dead ends: 155 [2023-11-24 23:59:39,644 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 230 GetRequests, 229 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-24 23:59:39,646 INFO L413 NwaCegarLoop]: 140 mSDtfsCounter, 28 mSDsluCounter, 108 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 248 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-24 23:59:39,646 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [28 Valid, 248 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-24 23:59:39,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2023-11-24 23:59:39,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 155. [2023-11-24 23:59:39,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 155 states, 78 states have (on average 1.2435897435897436) internal successors, (97), 78 states have internal predecessors, (97), 74 states have call successors, (74), 2 states have call predecessors, (74), 2 states have return successors, (74), 74 states have call predecessors, (74), 74 states have call successors, (74) [2023-11-24 23:59:39,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 245 transitions. [2023-11-24 23:59:39,687 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 245 transitions. Word has length 231 [2023-11-24 23:59:39,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:59:39,689 INFO L495 AbstractCegarLoop]: Abstraction has 155 states and 245 transitions. [2023-11-24 23:59:39,689 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2023-11-24 23:59:39,690 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 245 transitions. [2023-11-24 23:59:39,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2023-11-24 23:59:39,694 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:59:39,694 INFO L195 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:59:39,714 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-24 23:59:39,914 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-24 23:59:39,915 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:59:39,915 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:59:39,916 INFO L85 PathProgramCache]: Analyzing trace with hash -2093836192, now seen corresponding path program 1 times [2023-11-24 23:59:39,917 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:59:39,918 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [987000763] [2023-11-24 23:59:39,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:59:39,918 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 [2023-11-24 23:59:39,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:59:39,920 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/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) [2023-11-24 23:59:39,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-24 23:59:40,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:59:40,443 INFO L262 TraceCheckSpWp]: Trace formula consists of 380 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:59:40,454 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:59:41,654 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 1199 proven. 159 refuted. 0 times theorem prover too weak. 1306 trivial. 0 not checked. [2023-11-24 23:59:41,654 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-24 23:59:42,366 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 51 proven. 162 refuted. 0 times theorem prover too weak. 2451 trivial. 0 not checked. [2023-11-24 23:59:42,366 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:59:42,367 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [987000763] [2023-11-24 23:59:42,367 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [987000763] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-24 23:59:42,367 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [348774819] [2023-11-24 23:59:42,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:59:42,368 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 23:59:42,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/cvc4 [2023-11-24 23:59:42,371 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 23:59:42,402 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-24 23:59:42,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:59:42,904 INFO L262 TraceCheckSpWp]: Trace formula consists of 380 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:59:42,910 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:59:42,948 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2664 trivial. 0 not checked. [2023-11-24 23:59:42,949 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:59:42,953 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [348774819] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:59:42,954 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-24 23:59:42,955 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9, 9] total 14 [2023-11-24 23:59:42,955 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [522812237] [2023-11-24 23:59:42,971 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:59:42,972 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-24 23:59:42,972 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:59:42,973 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-24 23:59:42,973 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=131, Unknown=0, NotChecked=0, Total=182 [2023-11-24 23:59:42,974 INFO L87 Difference]: Start difference. First operand 155 states and 245 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2023-11-24 23:59:43,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:59:43,219 INFO L93 Difference]: Finished difference Result 287 states and 450 transitions. [2023-11-24 23:59:43,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-24 23:59:43,220 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) Word has length 231 [2023-11-24 23:59:43,221 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:59:43,225 INFO L225 Difference]: With dead ends: 287 [2023-11-24 23:59:43,225 INFO L226 Difference]: Without dead ends: 196 [2023-11-24 23:59:43,226 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 690 GetRequests, 677 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=51, Invalid=131, Unknown=0, NotChecked=0, Total=182 [2023-11-24 23:59:43,227 INFO L413 NwaCegarLoop]: 191 mSDtfsCounter, 58 mSDsluCounter, 135 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 58 SdHoareTripleChecker+Valid, 326 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-24 23:59:43,228 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [58 Valid, 326 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-24 23:59:43,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 196 states. [2023-11-24 23:59:43,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 196 to 193. [2023-11-24 23:59:43,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 193 states, 97 states have (on average 1.2164948453608246) internal successors, (118), 98 states have internal predecessors, (118), 92 states have call successors, (92), 3 states have call predecessors, (92), 3 states have return successors, (92), 91 states have call predecessors, (92), 92 states have call successors, (92) [2023-11-24 23:59:43,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 193 states and 302 transitions. [2023-11-24 23:59:43,269 INFO L78 Accepts]: Start accepts. Automaton has 193 states and 302 transitions. Word has length 231 [2023-11-24 23:59:43,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:59:43,270 INFO L495 AbstractCegarLoop]: Abstraction has 193 states and 302 transitions. [2023-11-24 23:59:43,271 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2023-11-24 23:59:43,271 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 302 transitions. [2023-11-24 23:59:43,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2023-11-24 23:59:43,275 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:59:43,276 INFO L195 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:59:43,285 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2023-11-24 23:59:43,487 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/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)] Forceful destruction successful, exit code 0 [2023-11-24 23:59:43,679 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-24 23:59:43,679 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:59:43,680 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:59:43,680 INFO L85 PathProgramCache]: Analyzing trace with hash -2036577890, now seen corresponding path program 1 times [2023-11-24 23:59:43,681 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:59:43,681 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1556522336] [2023-11-24 23:59:43,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:59:43,682 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 [2023-11-24 23:59:43,682 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:59:43,684 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/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) [2023-11-24 23:59:43,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2023-11-24 23:59:44,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:59:44,163 INFO L262 TraceCheckSpWp]: Trace formula consists of 380 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:59:44,171 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:59:45,108 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 1199 proven. 159 refuted. 0 times theorem prover too weak. 1306 trivial. 0 not checked. [2023-11-24 23:59:45,109 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-24 23:59:45,764 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 51 proven. 162 refuted. 0 times theorem prover too weak. 2451 trivial. 0 not checked. [2023-11-24 23:59:45,765 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:59:45,765 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1556522336] [2023-11-24 23:59:45,765 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1556522336] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-24 23:59:45,765 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [937924528] [2023-11-24 23:59:45,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:59:45,766 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 23:59:45,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/cvc4 [2023-11-24 23:59:45,767 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 23:59:45,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-11-24 23:59:46,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:59:46,958 INFO L262 TraceCheckSpWp]: Trace formula consists of 380 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:59:46,968 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:59:49,140 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2664 trivial. 0 not checked. [2023-11-24 23:59:49,140 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:59:49,140 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [937924528] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:59:49,141 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-24 23:59:49,141 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [9, 9] total 16 [2023-11-24 23:59:49,141 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [567867693] [2023-11-24 23:59:49,141 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:59:49,142 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-24 23:59:49,142 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:59:49,143 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-24 23:59:49,143 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=185, Unknown=0, NotChecked=0, Total=240 [2023-11-24 23:59:49,144 INFO L87 Difference]: Start difference. First operand 193 states and 302 transitions. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2023-11-24 23:59:54,659 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:59:54,659 INFO L93 Difference]: Finished difference Result 481 states and 750 transitions. [2023-11-24 23:59:54,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-24 23:59:54,660 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) Word has length 231 [2023-11-24 23:59:54,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:59:54,666 INFO L225 Difference]: With dead ends: 481 [2023-11-24 23:59:54,666 INFO L226 Difference]: Without dead ends: 352 [2023-11-24 23:59:54,667 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 693 GetRequests, 675 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 63 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=70, Invalid=272, Unknown=0, NotChecked=0, Total=342 [2023-11-24 23:59:54,669 INFO L413 NwaCegarLoop]: 196 mSDtfsCounter, 140 mSDsluCounter, 364 mSDsCounter, 0 mSdLazyCounter, 138 mSolverCounterSat, 76 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 140 SdHoareTripleChecker+Valid, 560 SdHoareTripleChecker+Invalid, 214 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 138 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2023-11-24 23:59:54,669 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [140 Valid, 560 Invalid, 214 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 138 Invalid, 0 Unknown, 0 Unchecked, 4.6s Time] [2023-11-24 23:59:54,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 352 states. [2023-11-24 23:59:54,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 352 to 320. [2023-11-24 23:59:54,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 320 states, 167 states have (on average 1.2455089820359282) internal successors, (208), 169 states have internal predecessors, (208), 147 states have call successors, (147), 5 states have call predecessors, (147), 5 states have return successors, (147), 145 states have call predecessors, (147), 147 states have call successors, (147) [2023-11-24 23:59:54,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 502 transitions. [2023-11-24 23:59:54,743 INFO L78 Accepts]: Start accepts. Automaton has 320 states and 502 transitions. Word has length 231 [2023-11-24 23:59:54,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:59:54,744 INFO L495 AbstractCegarLoop]: Abstraction has 320 states and 502 transitions. [2023-11-24 23:59:54,744 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2023-11-24 23:59:54,745 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 502 transitions. [2023-11-24 23:59:54,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2023-11-24 23:59:54,748 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:59:54,748 INFO L195 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:59:54,763 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2023-11-24 23:59:54,962 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2023-11-24 23:59:55,155 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-24 23:59:55,156 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:59:55,156 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:59:55,156 INFO L85 PathProgramCache]: Analyzing trace with hash 1835687580, now seen corresponding path program 1 times [2023-11-24 23:59:55,157 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:59:55,157 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2122990248] [2023-11-24 23:59:55,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:59:55,158 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 [2023-11-24 23:59:55,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:59:55,159 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/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) [2023-11-24 23:59:55,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2023-11-24 23:59:55,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:59:55,561 INFO L262 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:59:55,568 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:59:56,832 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 1199 proven. 159 refuted. 0 times theorem prover too weak. 1306 trivial. 0 not checked. [2023-11-24 23:59:56,833 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-24 23:59:57,652 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 51 proven. 162 refuted. 0 times theorem prover too weak. 2451 trivial. 0 not checked. [2023-11-24 23:59:57,653 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:59:57,653 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2122990248] [2023-11-24 23:59:57,653 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2122990248] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-24 23:59:57,653 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [752696770] [2023-11-24 23:59:57,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:59:57,654 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 23:59:57,654 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/cvc4 [2023-11-24 23:59:57,659 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 23:59:57,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2023-11-24 23:59:58,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:59:58,991 INFO L262 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:59:58,997 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:00:00,379 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2664 trivial. 0 not checked. [2023-11-25 00:00:00,380 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-25 00:00:00,380 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [752696770] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:00:00,380 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-25 00:00:00,380 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9, 9] total 17 [2023-11-25 00:00:00,381 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [33328477] [2023-11-25 00:00:00,381 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:00:00,382 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-25 00:00:00,382 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:00:00,383 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-25 00:00:00,383 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=213, Unknown=0, NotChecked=0, Total=272 [2023-11-25 00:00:00,383 INFO L87 Difference]: Start difference. First operand 320 states and 502 transitions. Second operand has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 5 states have internal predecessors, (49), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2023-11-25 00:00:06,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:00:06,117 INFO L93 Difference]: Finished difference Result 685 states and 1059 transitions. [2023-11-25 00:00:06,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-25 00:00:06,127 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 5 states have internal predecessors, (49), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) Word has length 231 [2023-11-25 00:00:06,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:00:06,133 INFO L225 Difference]: With dead ends: 685 [2023-11-25 00:00:06,133 INFO L226 Difference]: Without dead ends: 556 [2023-11-25 00:00:06,135 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 694 GetRequests, 674 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=83, Invalid=337, Unknown=0, NotChecked=0, Total=420 [2023-11-25 00:00:06,136 INFO L413 NwaCegarLoop]: 232 mSDtfsCounter, 184 mSDsluCounter, 492 mSDsCounter, 0 mSdLazyCounter, 245 mSolverCounterSat, 81 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 184 SdHoareTripleChecker+Valid, 724 SdHoareTripleChecker+Invalid, 326 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Valid, 245 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2023-11-25 00:00:06,136 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [184 Valid, 724 Invalid, 326 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 245 Invalid, 0 Unknown, 0 Unchecked, 4.8s Time] [2023-11-25 00:00:06,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 556 states. [2023-11-25 00:00:06,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 556 to 490. [2023-11-25 00:00:06,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 490 states, 274 states have (on average 1.2846715328467153) internal successors, (352), 279 states have internal predecessors, (352), 206 states have call successors, (206), 9 states have call predecessors, (206), 9 states have return successors, (206), 201 states have call predecessors, (206), 206 states have call successors, (206) [2023-11-25 00:00:06,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 490 states and 764 transitions. [2023-11-25 00:00:06,220 INFO L78 Accepts]: Start accepts. Automaton has 490 states and 764 transitions. Word has length 231 [2023-11-25 00:00:06,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:00:06,221 INFO L495 AbstractCegarLoop]: Abstraction has 490 states and 764 transitions. [2023-11-25 00:00:06,222 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 5 states have internal predecessors, (49), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2023-11-25 00:00:06,222 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 764 transitions. [2023-11-25 00:00:06,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2023-11-25 00:00:06,227 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:00:06,228 INFO L195 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:00:06,248 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2023-11-25 00:00:06,443 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (10)] Forceful destruction successful, exit code 0 [2023-11-25 00:00:06,638 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt [2023-11-25 00:00:06,638 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:00:06,639 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:00:06,639 INFO L85 PathProgramCache]: Analyzing trace with hash 1492727934, now seen corresponding path program 1 times [2023-11-25 00:00:06,640 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:00:06,640 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1450075239] [2023-11-25 00:00:06,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:00:06,641 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 [2023-11-25 00:00:06,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:00:06,646 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/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) [2023-11-25 00:00:06,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/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 (11)] Waiting until timeout for monitored process [2023-11-25 00:00:07,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:00:07,156 INFO L262 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-25 00:00:07,163 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:00:08,130 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 1199 proven. 159 refuted. 0 times theorem prover too weak. 1306 trivial. 0 not checked. [2023-11-25 00:00:08,131 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-25 00:00:08,753 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 51 proven. 162 refuted. 0 times theorem prover too weak. 2451 trivial. 0 not checked. [2023-11-25 00:00:08,753 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:00:08,753 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1450075239] [2023-11-25 00:00:08,754 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1450075239] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-25 00:00:08,754 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [77545765] [2023-11-25 00:00:08,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:00:08,754 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-25 00:00:08,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/cvc4 [2023-11-25 00:00:08,759 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-25 00:00:08,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2023-11-25 00:00:09,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:00:09,763 INFO L262 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-25 00:00:09,768 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:00:10,137 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 1368 proven. 54 refuted. 0 times theorem prover too weak. 1242 trivial. 0 not checked. [2023-11-25 00:00:10,137 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-25 00:00:10,497 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 54 proven. 54 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2023-11-25 00:00:10,498 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [77545765] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-25 00:00:10,498 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1702870079] [2023-11-25 00:00:10,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:00:10,504 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-25 00:00:10,504 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:00:10,511 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-25 00:00:10,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4a87aa3-b7f3-47e7-80b9-5a28974392cb/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2023-11-25 00:00:10,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:00:10,780 INFO L262 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-25 00:00:10,785 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:00:11,110 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 1368 proven. 54 refuted. 0 times theorem prover too weak. 1242 trivial. 0 not checked. [2023-11-25 00:00:11,110 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-25 00:00:11,392 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 54 proven. 54 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2023-11-25 00:00:11,393 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1702870079] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-25 00:00:11,393 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2023-11-25 00:00:11,393 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 5, 5, 5, 5] total 16 [2023-11-25 00:00:11,393 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1318391431] [2023-11-25 00:00:11,394 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2023-11-25 00:00:11,398 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2023-11-25 00:00:11,399 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:00:11,401 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2023-11-25 00:00:11,401 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=176, Unknown=0, NotChecked=0, Total=240 [2023-11-25 00:00:11,401 INFO L87 Difference]: Start difference. First operand 490 states and 764 transitions. Second operand has 16 states, 16 states have (on average 7.0) internal successors, (112), 16 states have internal predecessors, (112), 4 states have call successors, (113), 4 states have call predecessors, (113), 9 states have return successors, (116), 4 states have call predecessors, (116), 4 states have call successors, (116)