./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-55.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42b8a86d-1e1d-4d54-9416-b1653358d7b8/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42b8a86d-1e1d-4d54-9416-b1653358d7b8/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42b8a86d-1e1d-4d54-9416-b1653358d7b8/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42b8a86d-1e1d-4d54-9416-b1653358d7b8/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-55.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42b8a86d-1e1d-4d54-9416-b1653358d7b8/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42b8a86d-1e1d-4d54-9416-b1653358d7b8/bin/utaipan-verify-NcY6lQBIFX --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ee2bf46a2c5a725827203f82709f95db0b79292181cecf4be7225cf071439dc9 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:48:07,066 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:48:07,205 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42b8a86d-1e1d-4d54-9416-b1653358d7b8/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-12 00:48:07,216 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:48:07,218 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:48:07,257 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:48:07,257 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:48:07,258 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:48:07,259 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:48:07,264 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:48:07,264 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:48:07,265 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:48:07,266 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:48:07,268 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:48:07,268 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:48:07,268 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:48:07,269 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:48:07,269 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:48:07,269 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:48:07,270 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:48:07,270 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:48:07,271 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:48:07,272 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:48:07,272 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:48:07,273 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:48:07,273 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:48:07,274 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:48:07,274 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:48:07,275 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:48:07,275 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:48:07,276 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:48:07,276 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:48:07,277 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:48:07,277 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:48:07,277 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:48:07,277 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:48:07,278 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:48:07,279 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:48:07,279 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:48:07,279 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:48:07,279 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:48:07,280 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:48:07,280 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:48:07,280 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:48:07,281 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:48:07,281 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_42b8a86d-1e1d-4d54-9416-b1653358d7b8/bin/utaipan-verify-NcY6lQBIFX/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42b8a86d-1e1d-4d54-9416-b1653358d7b8/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ee2bf46a2c5a725827203f82709f95db0b79292181cecf4be7225cf071439dc9 [2023-11-12 00:48:07,577 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:48:07,610 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:48:07,613 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:48:07,614 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:48:07,614 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:48:07,617 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42b8a86d-1e1d-4d54-9416-b1653358d7b8/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-55.i [2023-11-12 00:48:10,822 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:48:11,138 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:48:11,140 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42b8a86d-1e1d-4d54-9416-b1653358d7b8/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-55.i [2023-11-12 00:48:11,154 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42b8a86d-1e1d-4d54-9416-b1653358d7b8/bin/utaipan-verify-NcY6lQBIFX/data/330bf4945/90167246f3664c90962b8ac830a750ea/FLAG5eb59ea85 [2023-11-12 00:48:11,174 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42b8a86d-1e1d-4d54-9416-b1653358d7b8/bin/utaipan-verify-NcY6lQBIFX/data/330bf4945/90167246f3664c90962b8ac830a750ea [2023-11-12 00:48:11,179 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:48:11,183 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:48:11,188 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:48:11,188 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:48:11,193 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:48:11,196 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:48:11" (1/1) ... [2023-11-12 00:48:11,197 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f411837 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:48:11, skipping insertion in model container [2023-11-12 00:48:11,198 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:48:11" (1/1) ... [2023-11-12 00:48:11,249 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:48:11,432 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_42b8a86d-1e1d-4d54-9416-b1653358d7b8/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-55.i[919,932] [2023-11-12 00:48:11,506 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:48:11,521 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:48:11,533 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_42b8a86d-1e1d-4d54-9416-b1653358d7b8/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-55.i[919,932] [2023-11-12 00:48:11,572 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:48:11,600 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:48:11,601 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:48:11 WrapperNode [2023-11-12 00:48:11,601 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:48:11,603 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:48:11,604 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:48:11,604 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:48:11,612 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:48:11" (1/1) ... [2023-11-12 00:48:11,637 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:48:11" (1/1) ... [2023-11-12 00:48:11,676 INFO L138 Inliner]: procedures = 26, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 212 [2023-11-12 00:48:11,676 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:48:11,677 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:48:11,677 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:48:11,677 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:48:11,688 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:48:11" (1/1) ... [2023-11-12 00:48:11,688 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:48:11" (1/1) ... [2023-11-12 00:48:11,692 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:48:11" (1/1) ... [2023-11-12 00:48:11,692 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:48:11" (1/1) ... [2023-11-12 00:48:11,708 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:48:11" (1/1) ... [2023-11-12 00:48:11,719 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:48:11" (1/1) ... [2023-11-12 00:48:11,724 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:48:11" (1/1) ... [2023-11-12 00:48:11,738 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:48:11" (1/1) ... [2023-11-12 00:48:11,741 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:48:11,743 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:48:11,743 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:48:11,743 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:48:11,744 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:48:11" (1/1) ... [2023-11-12 00:48:11,761 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:48:11,776 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42b8a86d-1e1d-4d54-9416-b1653358d7b8/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:48:11,791 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42b8a86d-1e1d-4d54-9416-b1653358d7b8/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:48:11,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42b8a86d-1e1d-4d54-9416-b1653358d7b8/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:48:11,832 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:48:11,832 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:48:11,833 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:48:11,833 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:48:11,833 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:48:11,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:48:11,966 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:48:11,968 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:48:12,406 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:48:12,829 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:48:12,829 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:48:12,832 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:48:12 BoogieIcfgContainer [2023-11-12 00:48:12,833 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:48:12,836 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:48:12,836 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:48:12,840 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:48:12,841 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:48:11" (1/3) ... [2023-11-12 00:48:12,842 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24ce3437 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:48:12, skipping insertion in model container [2023-11-12 00:48:12,843 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:48:11" (2/3) ... [2023-11-12 00:48:12,844 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24ce3437 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:48:12, skipping insertion in model container [2023-11-12 00:48:12,844 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:48:12" (3/3) ... [2023-11-12 00:48:12,845 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-55.i [2023-11-12 00:48:12,865 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:48:12,865 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:48:12,922 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:48:12,929 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;@6405e005, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:48:12,930 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:48:12,935 INFO L276 IsEmpty]: Start isEmpty. Operand has 60 states, 24 states have (on average 1.125) internal successors, (27), 25 states have internal predecessors, (27), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-12 00:48:12,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-11-12 00:48:12,951 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:48:12,952 INFO L195 NwaCegarLoop]: trace histogram [33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:48:12,953 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:48:12,960 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:48:12,960 INFO L85 PathProgramCache]: Analyzing trace with hash -117551017, now seen corresponding path program 1 times [2023-11-12 00:48:12,971 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:48:12,971 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [625888655] [2023-11-12 00:48:12,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:48:12,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:48:13,220 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 00:48:13,222 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1133295976] [2023-11-12 00:48:13,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:48:13,223 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:48:13,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42b8a86d-1e1d-4d54-9416-b1653358d7b8/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:48:13,229 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42b8a86d-1e1d-4d54-9416-b1653358d7b8/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 00:48:13,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42b8a86d-1e1d-4d54-9416-b1653358d7b8/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-12 00:48:13,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:48:13,524 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 00:48:13,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:48:13,789 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-12 00:48:13,794 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-12 00:48:13,795 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-12 00:48:13,805 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42b8a86d-1e1d-4d54-9416-b1653358d7b8/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-12 00:48:14,004 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42b8a86d-1e1d-4d54-9416-b1653358d7b8/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:48:14,008 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-12 00:48:14,011 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-11-12 00:48:14,191 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 12:48:14 BoogieIcfgContainer [2023-11-12 00:48:14,193 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 00:48:14,194 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:48:14,194 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:48:14,194 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:48:14,195 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:48:12" (3/4) ... [2023-11-12 00:48:14,197 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 00:48:14,198 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:48:14,199 INFO L158 Benchmark]: Toolchain (without parser) took 3016.48ms. Allocated memory is still 165.7MB. Free memory was 134.8MB in the beginning and 130.0MB in the end (delta: 4.8MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. [2023-11-12 00:48:14,200 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 125.8MB. Free memory is still 85.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:48:14,201 INFO L158 Benchmark]: CACSL2BoogieTranslator took 413.73ms. Allocated memory is still 165.7MB. Free memory was 134.5MB in the beginning and 119.8MB in the end (delta: 14.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-12 00:48:14,202 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.72ms. Allocated memory is still 165.7MB. Free memory was 119.8MB in the beginning and 116.7MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 00:48:14,208 INFO L158 Benchmark]: Boogie Preprocessor took 64.80ms. Allocated memory is still 165.7MB. Free memory was 116.7MB in the beginning and 114.9MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:48:14,210 INFO L158 Benchmark]: RCFGBuilder took 1090.15ms. Allocated memory is still 165.7MB. Free memory was 114.9MB in the beginning and 118.9MB in the end (delta: -4.1MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2023-11-12 00:48:14,211 INFO L158 Benchmark]: TraceAbstraction took 1356.78ms. Allocated memory is still 165.7MB. Free memory was 118.2MB in the beginning and 131.1MB in the end (delta: -12.8MB). Peak memory consumption was 62.7MB. Max. memory is 16.1GB. [2023-11-12 00:48:14,211 INFO L158 Benchmark]: Witness Printer took 4.62ms. Allocated memory is still 165.7MB. Free memory was 131.1MB in the beginning and 130.0MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:48:14,221 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 125.8MB. Free memory is still 85.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 413.73ms. Allocated memory is still 165.7MB. Free memory was 134.5MB in the beginning and 119.8MB in the end (delta: 14.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.72ms. Allocated memory is still 165.7MB. Free memory was 119.8MB in the beginning and 116.7MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.80ms. Allocated memory is still 165.7MB. Free memory was 116.7MB in the beginning and 114.9MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1090.15ms. Allocated memory is still 165.7MB. Free memory was 114.9MB in the beginning and 118.9MB in the end (delta: -4.1MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * TraceAbstraction took 1356.78ms. Allocated memory is still 165.7MB. Free memory was 118.2MB in the beginning and 131.1MB in the end (delta: -12.8MB). Peak memory consumption was 62.7MB. Max. memory is 16.1GB. * Witness Printer took 4.62ms. Allocated memory is still 165.7MB. Free memory was 131.1MB in the beginning and 130.0MB in the end (delta: 1.0MB). 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 someBinaryDOUBLEComparisonOperation at line 77, overapproximation of shiftRight at line 105, overapproximation of someBinaryArithmeticDOUBLEoperation at line 65. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 8.8; [L23] double var_1_6 = 127.5; [L24] double var_1_7 = 2.6; [L25] double var_1_8 = 4.5; [L26] signed short int var_1_9 = -128; [L27] signed short int var_1_10 = 16; [L28] signed short int var_1_11 = 4; [L29] signed short int var_1_12 = 100; [L30] signed short int var_1_13 = 64; [L31] signed short int var_1_14 = 2; [L32] signed long int var_1_15 = 5; [L33] signed char var_1_17 = -2; [L34] signed char var_1_18 = -4; [L35] signed char var_1_19 = 8; [L36] signed char var_1_20 = 10; [L37] unsigned long int var_1_21 = 25; [L38] unsigned long int var_1_22 = 3797799060; [L39] unsigned char var_1_23 = 1; [L40] unsigned char var_1_24 = 1; [L41] unsigned char var_1_25 = 0; [L42] unsigned char var_1_26 = 0; [L43] signed short int var_1_27 = -4; [L44] signed short int var_1_28 = 24644; [L45] signed char var_1_29 = 1; [L46] signed char var_1_30 = -1; [L47] unsigned char var_1_31 = 0; [L48] signed long int var_1_32 = -2; [L49] double var_1_39 = 2.45; [L50] unsigned short int var_1_41 = 200; [L51] signed char var_1_45 = 10; [L52] signed short int var_1_47 = 4; [L53] unsigned char var_1_49 = 1; [L54] unsigned char var_1_53 = 1; [L55] unsigned char var_1_54 = 200; [L188] isInitial = 1 [L189] FCALL initially() [L190] COND TRUE 1 [L191] FCALL updateLastVariables() [L192] CALL updateVariables() [L129] var_1_6 = __VERIFIER_nondet_double() [L130] CALL assume_abort_if_not((var_1_6 >= -461168.6018427382800e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=13/5, var_1_8=9/2, var_1_9=-128] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not((var_1_6 >= -461168.6018427382800e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=16, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=13/5, var_1_8=9/2, var_1_9=-128] [L131] var_1_7 = __VERIFIER_nondet_double() [L132] CALL assume_abort_if_not((var_1_7 >= -461168.6018427382800e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=9/2, var_1_9=-128] [L20] COND FALSE !(!cond) [L132] RET assume_abort_if_not((var_1_7 >= -461168.6018427382800e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=16, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=9/2, var_1_9=-128] [L133] var_1_8 = __VERIFIER_nondet_double() [L134] CALL assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=16, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L135] var_1_10 = __VERIFIER_nondet_short() [L136] CALL assume_abort_if_not(var_1_10 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=16384, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not(var_1_10 >= -1) VAL [isInitial=1, var_1_10=16384, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L137] CALL assume_abort_if_not(var_1_10 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=16384, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_10 <= 32766) VAL [isInitial=1, var_1_10=16384, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L138] var_1_11 = __VERIFIER_nondet_short() [L139] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=16384, var_1_11=0, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=16384, var_1_11=0, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L140] CALL assume_abort_if_not(var_1_11 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=16384, var_1_11=0, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_11 <= 32766) VAL [isInitial=1, var_1_10=16384, var_1_11=0, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L141] var_1_12 = __VERIFIER_nondet_short() [L142] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=16384, var_1_11=0, var_1_12=1, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, var_1_10=16384, var_1_11=0, var_1_12=1, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L143] CALL assume_abort_if_not(var_1_12 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=16384, var_1_11=0, var_1_12=1, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_12 <= 16383) VAL [isInitial=1, var_1_10=16384, var_1_11=0, var_1_12=1, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L144] var_1_13 = __VERIFIER_nondet_short() [L145] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=16384, var_1_11=0, var_1_12=1, var_1_13=16383, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, var_1_10=16384, var_1_11=0, var_1_12=1, var_1_13=16383, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L146] CALL assume_abort_if_not(var_1_13 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=16384, var_1_11=0, var_1_12=1, var_1_13=16383, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_13 <= 16383) VAL [isInitial=1, var_1_10=16384, var_1_11=0, var_1_12=1, var_1_13=16383, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L147] var_1_14 = __VERIFIER_nondet_short() [L148] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=16384, var_1_11=0, var_1_12=1, var_1_13=16383, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_10=16384, var_1_11=0, var_1_12=1, var_1_13=16383, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L149] CALL assume_abort_if_not(var_1_14 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=16384, var_1_11=0, var_1_12=1, var_1_13=16383, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_14 <= 32766) VAL [isInitial=1, var_1_10=16384, var_1_11=0, var_1_12=1, var_1_13=16383, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L150] var_1_18 = __VERIFIER_nondet_char() [L151] CALL assume_abort_if_not(var_1_18 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=16384, var_1_11=0, var_1_12=1, var_1_13=16383, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=63, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_18 >= -63) VAL [isInitial=1, var_1_10=16384, var_1_11=0, var_1_12=1, var_1_13=16383, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=63, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L152] CALL assume_abort_if_not(var_1_18 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=16384, var_1_11=0, var_1_12=1, var_1_13=16383, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=63, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_18 <= 63) VAL [isInitial=1, var_1_10=16384, var_1_11=0, var_1_12=1, var_1_13=16383, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=63, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L153] var_1_19 = __VERIFIER_nondet_char() [L154] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=16384, var_1_11=0, var_1_12=1, var_1_13=16383, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=63, var_1_19=63, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, var_1_10=16384, var_1_11=0, var_1_12=1, var_1_13=16383, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=63, var_1_19=63, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L155] CALL assume_abort_if_not(var_1_19 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=16384, var_1_11=0, var_1_12=1, var_1_13=16383, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=63, var_1_19=63, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_19 <= 63) VAL [isInitial=1, var_1_10=16384, var_1_11=0, var_1_12=1, var_1_13=16383, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=63, var_1_19=63, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L156] var_1_20 = __VERIFIER_nondet_char() [L157] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=16384, var_1_11=0, var_1_12=1, var_1_13=16383, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=63, var_1_19=63, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, var_1_10=16384, var_1_11=0, var_1_12=1, var_1_13=16383, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=63, var_1_19=63, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L158] CALL assume_abort_if_not(var_1_20 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=16384, var_1_11=0, var_1_12=1, var_1_13=16383, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=63, var_1_19=63, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_20 <= 63) VAL [isInitial=1, var_1_10=16384, var_1_11=0, var_1_12=1, var_1_13=16383, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=63, var_1_19=63, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L159] var_1_22 = __VERIFIER_nondet_ulong() [L160] CALL assume_abort_if_not(var_1_22 >= 3221225470) VAL [\old(cond)=1, isInitial=1, var_1_10=16384, var_1_11=0, var_1_12=1, var_1_13=16383, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=63, var_1_19=63, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=4294967294, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_22 >= 3221225470) VAL [isInitial=1, var_1_10=16384, var_1_11=0, var_1_12=1, var_1_13=16383, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=63, var_1_19=63, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=4294967294, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L161] CALL assume_abort_if_not(var_1_22 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=16384, var_1_11=0, var_1_12=1, var_1_13=16383, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=63, var_1_19=63, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=4294967294, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_22 <= 4294967294) VAL [isInitial=1, var_1_10=16384, var_1_11=0, var_1_12=1, var_1_13=16383, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=63, var_1_19=63, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=4294967294, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L162] var_1_24 = __VERIFIER_nondet_uchar() [L163] CALL assume_abort_if_not(var_1_24 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=16384, var_1_11=0, var_1_12=1, var_1_13=16383, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=63, var_1_19=63, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=4294967294, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_24 >= 1) VAL [isInitial=1, var_1_10=16384, var_1_11=0, var_1_12=1, var_1_13=16383, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=63, var_1_19=63, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=4294967294, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L164] CALL assume_abort_if_not(var_1_24 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=16384, var_1_11=0, var_1_12=1, var_1_13=16383, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=63, var_1_19=63, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=4294967294, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_24 <= 1) VAL [isInitial=1, var_1_10=16384, var_1_11=0, var_1_12=1, var_1_13=16383, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=63, var_1_19=63, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=4294967294, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L165] var_1_25 = __VERIFIER_nondet_uchar() [L166] CALL assume_abort_if_not(var_1_25 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=16384, var_1_11=0, var_1_12=1, var_1_13=16383, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=63, var_1_19=63, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=4294967294, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_25 >= 1) VAL [isInitial=1, var_1_10=16384, var_1_11=0, var_1_12=1, var_1_13=16383, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=63, var_1_19=63, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=4294967294, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L167] CALL assume_abort_if_not(var_1_25 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=16384, var_1_11=0, var_1_12=1, var_1_13=16383, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=63, var_1_19=63, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=4294967294, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_25 <= 1) VAL [isInitial=1, var_1_10=16384, var_1_11=0, var_1_12=1, var_1_13=16383, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=63, var_1_19=63, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=4294967294, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L168] var_1_26 = __VERIFIER_nondet_uchar() [L169] CALL assume_abort_if_not(var_1_26 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=16384, var_1_11=0, var_1_12=1, var_1_13=16383, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=63, var_1_19=63, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=4294967294, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_26 >= 0) VAL [isInitial=1, var_1_10=16384, var_1_11=0, var_1_12=1, var_1_13=16383, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=63, var_1_19=63, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=4294967294, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L170] CALL assume_abort_if_not(var_1_26 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=16384, var_1_11=0, var_1_12=1, var_1_13=16383, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=63, var_1_19=63, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=4294967294, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_26 <= 0) VAL [isInitial=1, var_1_10=16384, var_1_11=0, var_1_12=1, var_1_13=16383, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=63, var_1_19=63, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=4294967294, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L171] var_1_28 = __VERIFIER_nondet_short() [L172] CALL assume_abort_if_not(var_1_28 >= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=16384, var_1_11=0, var_1_12=1, var_1_13=16383, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=63, var_1_19=63, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=4294967294, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_28 >= 16383) VAL [isInitial=1, var_1_10=16384, var_1_11=0, var_1_12=1, var_1_13=16383, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=63, var_1_19=63, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=4294967294, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L173] CALL assume_abort_if_not(var_1_28 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=16384, var_1_11=0, var_1_12=1, var_1_13=16383, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=63, var_1_19=63, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=4294967294, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_28 <= 32766) VAL [isInitial=1, var_1_10=16384, var_1_11=0, var_1_12=1, var_1_13=16383, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=63, var_1_19=63, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=4294967294, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L174] var_1_30 = __VERIFIER_nondet_char() [L175] CALL assume_abort_if_not(var_1_30 >= -126) VAL [\old(cond)=1, isInitial=1, var_1_10=16384, var_1_11=0, var_1_12=1, var_1_13=16383, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=63, var_1_19=63, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=4294967294, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=62, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_30 >= -126) VAL [isInitial=1, var_1_10=16384, var_1_11=0, var_1_12=1, var_1_13=16383, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=63, var_1_19=63, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=4294967294, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=62, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L176] CALL assume_abort_if_not(var_1_30 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=16384, var_1_11=0, var_1_12=1, var_1_13=16383, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=63, var_1_19=63, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=4294967294, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=62, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_30 <= 126) VAL [isInitial=1, var_1_10=16384, var_1_11=0, var_1_12=1, var_1_13=16383, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=63, var_1_19=63, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=4294967294, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=62, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=2, var_1_8=3, var_1_9=-128] [L177] var_1_54 = __VERIFIER_nondet_uchar() [L178] CALL assume_abort_if_not(var_1_54 >= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=16384, var_1_11=0, var_1_12=1, var_1_13=16383, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=63, var_1_19=63, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=4294967294, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=62, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=254, var_1_7=2, var_1_8=3, var_1_9=-128] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_54 >= 127) VAL [isInitial=1, var_1_10=16384, var_1_11=0, var_1_12=1, var_1_13=16383, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=63, var_1_19=63, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=4294967294, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=62, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=254, var_1_7=2, var_1_8=3, var_1_9=-128] [L179] CALL assume_abort_if_not(var_1_54 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=16384, var_1_11=0, var_1_12=1, var_1_13=16383, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=63, var_1_19=63, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=4294967294, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=62, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=254, var_1_7=2, var_1_8=3, var_1_9=-128] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_54 <= 254) VAL [isInitial=1, var_1_10=16384, var_1_11=0, var_1_12=1, var_1_13=16383, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=63, var_1_19=63, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=4294967294, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=62, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=254, var_1_7=2, var_1_8=3, var_1_9=-128] [L192] RET updateVariables() [L193] CALL step() [L59] var_1_9 = (((((var_1_10 - var_1_11)) < (((var_1_12 + var_1_13) - var_1_14))) ? ((var_1_10 - var_1_11)) : (((var_1_12 + var_1_13) - var_1_14)))) [L60] var_1_17 = (var_1_18 + (var_1_19 - var_1_20)) [L61] var_1_29 = (((((var_1_30) < 0 ) ? -(var_1_30) : (var_1_30))) - var_1_20) [L62] var_1_31 = var_1_26 [L63] COND TRUE var_1_17 <= (var_1_17 * (var_1_29 * var_1_29)) [L64] COND FALSE !(var_1_29 > var_1_29) [L67] var_1_1 = var_1_8 [L72] COND FALSE !(\read(var_1_31)) [L75] var_1_23 = (var_1_24 && (var_1_25 && var_1_26)) [L77] COND FALSE !((- ((((var_1_1) < (var_1_8)) ? (var_1_1) : (var_1_8)))) >= -0.875) [L84] var_1_27 = ((((var_1_29) < (var_1_28)) ? (var_1_29) : (var_1_28))) [L86] COND FALSE !(\read(var_1_23)) [L89] COND FALSE !(\read(var_1_23)) [L92] COND FALSE !(var_1_8 > var_1_7) [L99] var_1_32 = ((((32) < 0 ) ? -(32) : (32))) [L101] COND FALSE !(var_1_13 < 4) [L104] COND TRUE var_1_8 >= 127.5f [L105] EXPR var_1_12 >> var_1_29 [L105] COND TRUE (var_1_12 >> var_1_29) < ((((-1) < 0 ) ? -(-1) : (-1))) [L106] var_1_41 = (((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11))) + (var_1_28 - (2 + var_1_19))) [L113] var_1_45 = var_1_20 [L114] COND FALSE !(\read(var_1_31)) [L117] COND FALSE !(var_1_1 < (((((var_1_8 / 15.175f)) > ((- var_1_1))) ? ((var_1_8 / 15.175f)) : ((- var_1_1))))) [L120] COND TRUE \read(var_1_24) [L121] var_1_49 = (var_1_23 || (var_1_23 || var_1_25)) [L124] COND FALSE !(var_1_7 <= var_1_1) [L193] RET step() [L194] CALL, EXPR property() [L184-L185] return (((((((((var_1_17 <= (var_1_17 * (var_1_29 * var_1_29))) ? ((var_1_29 > var_1_29) ? (var_1_1 == ((double) (((((var_1_6) < (var_1_7)) ? (var_1_6) : (var_1_7))) + var_1_8))) : (var_1_1 == ((double) var_1_8))) : (var_1_1 == ((double) var_1_7))) && (var_1_9 == ((signed short int) (((((var_1_10 - var_1_11)) < (((var_1_12 + var_1_13) - var_1_14))) ? ((var_1_10 - var_1_11)) : (((var_1_12 + var_1_13) - var_1_14))))))) && (var_1_23 ? (var_1_15 == ((signed long int) (var_1_14 - var_1_13))) : 1)) && (var_1_17 == ((signed char) (var_1_18 + (var_1_19 - var_1_20))))) && (var_1_23 ? (var_1_21 == ((unsigned long int) ((var_1_22 - (1000000000u - var_1_13)) - var_1_14))) : 1)) && (var_1_31 ? (var_1_23 == ((unsigned char) (var_1_24 && var_1_25))) : (var_1_23 == ((unsigned char) (var_1_24 && (var_1_25 && var_1_26)))))) && (((- ((((var_1_1) < (var_1_8)) ? (var_1_1) : (var_1_8)))) >= -0.875) ? (var_1_31 ? (var_1_27 == ((signed short int) (var_1_19 - var_1_12))) : (var_1_27 == ((signed short int) (var_1_13 - (var_1_28 - (var_1_20 + var_1_19)))))) : (var_1_27 == ((signed short int) ((((var_1_29) < (var_1_28)) ? (var_1_29) : (var_1_28))))))) && (var_1_29 == ((signed char) (((((var_1_30) < 0 ) ? -(var_1_30) : (var_1_30))) - var_1_20)))) && (var_1_31 == ((unsigned char) var_1_26)) ; [L194] RET, EXPR property() [L194] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=16384, var_1_11=0, var_1_12=1, var_1_13=16383, var_1_14=0, var_1_15=5, var_1_17=63, var_1_18=63, var_1_19=63, var_1_1=3, var_1_20=63, var_1_21=25, var_1_22=4294967294, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-1, var_1_28=16383, var_1_29=-1, var_1_30=62, var_1_31=0, var_1_32=32, var_1_39=49/20, var_1_41=16318, var_1_45=63, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=254, var_1_7=2, var_1_8=3, var_1_9=16384] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=16384, var_1_11=0, var_1_12=1, var_1_13=16383, var_1_14=0, var_1_15=5, var_1_17=63, var_1_18=63, var_1_19=63, var_1_1=3, var_1_20=63, var_1_21=25, var_1_22=4294967294, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-1, var_1_28=16383, var_1_29=-1, var_1_30=62, var_1_31=0, var_1_32=32, var_1_39=49/20, var_1_41=16318, var_1_45=63, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=254, var_1_7=2, var_1_8=3, var_1_9=16384] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 60 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 1, TraceHistogramMax: 33, 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=60occurred 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, 121 NumberOfCodeBlocks, 121 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-12 00:48:14,255 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42b8a86d-1e1d-4d54-9416-b1653358d7b8/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42b8a86d-1e1d-4d54-9416-b1653358d7b8/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42b8a86d-1e1d-4d54-9416-b1653358d7b8/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42b8a86d-1e1d-4d54-9416-b1653358d7b8/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42b8a86d-1e1d-4d54-9416-b1653358d7b8/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-55.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42b8a86d-1e1d-4d54-9416-b1653358d7b8/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42b8a86d-1e1d-4d54-9416-b1653358d7b8/bin/utaipan-verify-NcY6lQBIFX --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ee2bf46a2c5a725827203f82709f95db0b79292181cecf4be7225cf071439dc9 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:48:16,992 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:48:17,137 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42b8a86d-1e1d-4d54-9416-b1653358d7b8/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-12 00:48:17,146 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:48:17,147 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:48:17,196 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:48:17,197 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:48:17,197 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:48:17,198 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:48:17,203 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:48:17,203 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:48:17,204 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:48:17,205 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:48:17,206 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:48:17,207 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:48:17,207 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:48:17,208 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:48:17,209 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:48:17,209 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:48:17,210 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:48:17,211 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:48:17,211 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:48:17,211 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:48:17,212 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:48:17,212 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:48:17,213 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:48:17,213 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:48:17,214 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:48:17,214 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:48:17,214 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:48:17,216 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:48:17,216 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 00:48:17,216 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:48:17,217 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:48:17,217 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:48:17,217 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:48:17,218 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:48:17,218 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:48:17,218 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:48:17,219 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:48:17,219 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:48:17,220 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:48:17,220 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_42b8a86d-1e1d-4d54-9416-b1653358d7b8/bin/utaipan-verify-NcY6lQBIFX/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42b8a86d-1e1d-4d54-9416-b1653358d7b8/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ee2bf46a2c5a725827203f82709f95db0b79292181cecf4be7225cf071439dc9 [2023-11-12 00:48:17,619 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:48:17,641 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:48:17,644 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:48:17,646 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:48:17,646 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:48:17,648 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42b8a86d-1e1d-4d54-9416-b1653358d7b8/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-55.i [2023-11-12 00:48:20,831 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:48:21,113 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:48:21,114 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42b8a86d-1e1d-4d54-9416-b1653358d7b8/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-55.i [2023-11-12 00:48:21,124 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42b8a86d-1e1d-4d54-9416-b1653358d7b8/bin/utaipan-verify-NcY6lQBIFX/data/c9910c73f/ffc7d6e1abe049318d0974a6871d2f7e/FLAG6118c9434 [2023-11-12 00:48:21,140 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42b8a86d-1e1d-4d54-9416-b1653358d7b8/bin/utaipan-verify-NcY6lQBIFX/data/c9910c73f/ffc7d6e1abe049318d0974a6871d2f7e [2023-11-12 00:48:21,143 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:48:21,145 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:48:21,146 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:48:21,146 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:48:21,154 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:48:21,155 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:48:21" (1/1) ... [2023-11-12 00:48:21,156 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57807efa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:48:21, skipping insertion in model container [2023-11-12 00:48:21,156 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:48:21" (1/1) ... [2023-11-12 00:48:21,208 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:48:21,405 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_42b8a86d-1e1d-4d54-9416-b1653358d7b8/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-55.i[919,932] [2023-11-12 00:48:21,521 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:48:21,552 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:48:21,568 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_42b8a86d-1e1d-4d54-9416-b1653358d7b8/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-55.i[919,932] [2023-11-12 00:48:21,633 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:48:21,663 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:48:21,664 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:48:21 WrapperNode [2023-11-12 00:48:21,664 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:48:21,665 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:48:21,666 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:48:21,666 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:48:21,674 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:48:21" (1/1) ... [2023-11-12 00:48:21,700 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:48:21" (1/1) ... [2023-11-12 00:48:21,757 INFO L138 Inliner]: procedures = 27, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 197 [2023-11-12 00:48:21,759 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:48:21,760 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:48:21,761 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:48:21,761 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:48:21,771 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:48:21" (1/1) ... [2023-11-12 00:48:21,772 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:48:21" (1/1) ... [2023-11-12 00:48:21,787 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:48:21" (1/1) ... [2023-11-12 00:48:21,797 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:48:21" (1/1) ... [2023-11-12 00:48:21,811 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:48:21" (1/1) ... [2023-11-12 00:48:21,835 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:48:21" (1/1) ... [2023-11-12 00:48:21,838 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:48:21" (1/1) ... [2023-11-12 00:48:21,841 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:48:21" (1/1) ... [2023-11-12 00:48:21,846 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:48:21,862 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:48:21,862 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:48:21,862 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:48:21,863 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:48:21" (1/1) ... [2023-11-12 00:48:21,869 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:48:21,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42b8a86d-1e1d-4d54-9416-b1653358d7b8/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:48:21,893 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42b8a86d-1e1d-4d54-9416-b1653358d7b8/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:48:21,929 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42b8a86d-1e1d-4d54-9416-b1653358d7b8/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:48:21,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:48:21,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:48:21,939 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:48:21,940 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:48:21,941 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:48:21,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:48:22,036 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:48:22,038 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:48:30,040 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:48:30,048 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:48:30,048 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:48:30,050 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:48:30 BoogieIcfgContainer [2023-11-12 00:48:30,051 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:48:30,053 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:48:30,053 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:48:30,057 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:48:30,057 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:48:21" (1/3) ... [2023-11-12 00:48:30,058 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7befb176 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:48:30, skipping insertion in model container [2023-11-12 00:48:30,058 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:48:21" (2/3) ... [2023-11-12 00:48:30,059 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7befb176 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:48:30, skipping insertion in model container [2023-11-12 00:48:30,059 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:48:30" (3/3) ... [2023-11-12 00:48:30,060 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-55.i [2023-11-12 00:48:30,080 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:48:30,081 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:48:30,135 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:48:30,142 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;@19b6fe0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:48:30,142 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:48:30,148 INFO L276 IsEmpty]: Start isEmpty. Operand has 88 states, 52 states have (on average 1.4230769230769231) internal successors, (74), 53 states have internal predecessors, (74), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-12 00:48:30,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2023-11-12 00:48:30,172 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:48:30,173 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:48:30,174 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:48:30,180 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:48:30,180 INFO L85 PathProgramCache]: Analyzing trace with hash -1054039974, now seen corresponding path program 1 times [2023-11-12 00:48:30,198 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:48:30,199 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1571506798] [2023-11-12 00:48:30,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:48:30,211 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 00:48:30,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42b8a86d-1e1d-4d54-9416-b1653358d7b8/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:48:30,213 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42b8a86d-1e1d-4d54-9416-b1653358d7b8/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-12 00:48:30,238 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42b8a86d-1e1d-4d54-9416-b1653358d7b8/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-12 00:48:31,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:48:31,602 INFO L262 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 00:48:31,617 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:48:31,707 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 512 proven. 0 refuted. 0 times theorem prover too weak. 1600 trivial. 0 not checked. [2023-11-12 00:48:31,717 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:48:31,718 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:48:31,719 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1571506798] [2023-11-12 00:48:31,719 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1571506798] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:48:31,720 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:48:31,720 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 00:48:31,722 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1908129803] [2023-11-12 00:48:31,723 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:48:31,728 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-12 00:48:31,729 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:48:31,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-12 00:48:31,772 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 00:48:31,775 INFO L87 Difference]: Start difference. First operand has 88 states, 52 states have (on average 1.4230769230769231) internal successors, (74), 53 states have internal predecessors, (74), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-12 00:48:31,843 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:48:31,844 INFO L93 Difference]: Finished difference Result 169 states and 307 transitions. [2023-11-12 00:48:31,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-12 00:48:31,847 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 204 [2023-11-12 00:48:31,847 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:48:31,857 INFO L225 Difference]: With dead ends: 169 [2023-11-12 00:48:31,858 INFO L226 Difference]: Without dead ends: 84 [2023-11-12 00:48:31,866 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 203 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 00:48:31,870 INFO L413 NwaCegarLoop]: 132 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 132 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-12 00:48:31,871 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 132 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 00:48:31,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2023-11-12 00:48:31,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 84. [2023-11-12 00:48:31,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 49 states have (on average 1.346938775510204) internal successors, (66), 49 states have internal predecessors, (66), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-12 00:48:31,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 132 transitions. [2023-11-12 00:48:31,956 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 132 transitions. Word has length 204 [2023-11-12 00:48:31,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:48:31,957 INFO L495 AbstractCegarLoop]: Abstraction has 84 states and 132 transitions. [2023-11-12 00:48:31,958 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-12 00:48:31,958 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 132 transitions. [2023-11-12 00:48:31,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2023-11-12 00:48:31,972 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:48:31,973 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:48:31,998 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42b8a86d-1e1d-4d54-9416-b1653358d7b8/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2023-11-12 00:48:32,185 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42b8a86d-1e1d-4d54-9416-b1653358d7b8/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 00:48:32,185 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:48:32,186 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:48:32,186 INFO L85 PathProgramCache]: Analyzing trace with hash 715245728, now seen corresponding path program 1 times [2023-11-12 00:48:32,187 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:48:32,187 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1159753100] [2023-11-12 00:48:32,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:48:32,189 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 00:48:32,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42b8a86d-1e1d-4d54-9416-b1653358d7b8/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:48:32,191 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42b8a86d-1e1d-4d54-9416-b1653358d7b8/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-12 00:48:32,209 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42b8a86d-1e1d-4d54-9416-b1653358d7b8/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-12 00:48:33,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:48:33,332 INFO L262 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-12 00:48:33,342 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:48:33,840 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 708 proven. 18 refuted. 0 times theorem prover too weak. 1386 trivial. 0 not checked. [2023-11-12 00:48:33,841 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 00:48:34,469 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 78 proven. 18 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2023-11-12 00:48:34,470 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:48:34,471 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1159753100] [2023-11-12 00:48:34,471 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1159753100] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 00:48:34,476 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [370568577] [2023-11-12 00:48:34,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:48:34,477 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-12 00:48:34,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42b8a86d-1e1d-4d54-9416-b1653358d7b8/bin/utaipan-verify-NcY6lQBIFX/cvc4 [2023-11-12 00:48:34,479 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42b8a86d-1e1d-4d54-9416-b1653358d7b8/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-12 00:48:34,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42b8a86d-1e1d-4d54-9416-b1653358d7b8/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-12 00:48:36,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:48:36,915 INFO L262 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-12 00:48:36,922 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:48:37,311 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 708 proven. 18 refuted. 0 times theorem prover too weak. 1386 trivial. 0 not checked. [2023-11-12 00:48:37,312 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 00:48:37,752 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 78 proven. 18 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2023-11-12 00:48:37,753 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [370568577] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 00:48:37,753 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [717010056] [2023-11-12 00:48:37,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:48:37,753 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:48:37,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42b8a86d-1e1d-4d54-9416-b1653358d7b8/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:48:37,760 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42b8a86d-1e1d-4d54-9416-b1653358d7b8/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 00:48:37,793 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42b8a86d-1e1d-4d54-9416-b1653358d7b8/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-12 00:48:38,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:48:38,788 INFO L262 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-12 00:48:38,795 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:48:39,102 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 708 proven. 18 refuted. 0 times theorem prover too weak. 1386 trivial. 0 not checked. [2023-11-12 00:48:39,103 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 00:48:39,449 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 78 proven. 18 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2023-11-12 00:48:39,450 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [717010056] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 00:48:39,450 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2023-11-12 00:48:39,451 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6, 6, 6, 6] total 8 [2023-11-12 00:48:39,451 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1360011351] [2023-11-12 00:48:39,452 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2023-11-12 00:48:39,454 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-12 00:48:39,455 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:48:39,456 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-12 00:48:39,456 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-12 00:48:39,457 INFO L87 Difference]: Start difference. First operand 84 states and 132 transitions. Second operand has 8 states, 8 states have (on average 7.5) internal successors, (60), 8 states have internal predecessors, (60), 2 states have call successors, (39), 2 states have call predecessors, (39), 4 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2023-11-12 00:48:40,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:48:40,921 INFO L93 Difference]: Finished difference Result 171 states and 266 transitions. [2023-11-12 00:48:40,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-12 00:48:40,929 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.5) internal successors, (60), 8 states have internal predecessors, (60), 2 states have call successors, (39), 2 states have call predecessors, (39), 4 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) Word has length 204 [2023-11-12 00:48:40,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:48:40,932 INFO L225 Difference]: With dead ends: 171 [2023-11-12 00:48:40,932 INFO L226 Difference]: Without dead ends: 90 [2023-11-12 00:48:40,933 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1225 GetRequests, 1210 SyntacticMatches, 3 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=67, Invalid=115, Unknown=0, NotChecked=0, Total=182 [2023-11-12 00:48:40,935 INFO L413 NwaCegarLoop]: 90 mSDtfsCounter, 231 mSDsluCounter, 109 mSDsCounter, 0 mSdLazyCounter, 186 mSolverCounterSat, 219 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 233 SdHoareTripleChecker+Valid, 199 SdHoareTripleChecker+Invalid, 405 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 219 IncrementalHoareTripleChecker+Valid, 186 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2023-11-12 00:48:40,935 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [233 Valid, 199 Invalid, 405 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [219 Valid, 186 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-11-12 00:48:40,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2023-11-12 00:48:40,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 88. [2023-11-12 00:48:40,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 52 states have (on average 1.2692307692307692) internal successors, (66), 52 states have internal predecessors, (66), 33 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-12 00:48:40,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 132 transitions. [2023-11-12 00:48:40,973 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 132 transitions. Word has length 204 [2023-11-12 00:48:40,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:48:40,977 INFO L495 AbstractCegarLoop]: Abstraction has 88 states and 132 transitions. [2023-11-12 00:48:40,977 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.5) internal successors, (60), 8 states have internal predecessors, (60), 2 states have call successors, (39), 2 states have call predecessors, (39), 4 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2023-11-12 00:48:40,978 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 132 transitions. [2023-11-12 00:48:40,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2023-11-12 00:48:40,983 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:48:40,983 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:48:41,018 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42b8a86d-1e1d-4d54-9416-b1653358d7b8/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-12 00:48:41,207 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42b8a86d-1e1d-4d54-9416-b1653358d7b8/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-11-12 00:48:41,434 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42b8a86d-1e1d-4d54-9416-b1653358d7b8/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-12 00:48:41,597 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42b8a86d-1e1d-4d54-9416-b1653358d7b8/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42b8a86d-1e1d-4d54-9416-b1653358d7b8/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42b8a86d-1e1d-4d54-9416-b1653358d7b8/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:48:41,598 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:48:41,598 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:48:41,598 INFO L85 PathProgramCache]: Analyzing trace with hash 1210389412, now seen corresponding path program 1 times [2023-11-12 00:48:41,599 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:48:41,599 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1097541798] [2023-11-12 00:48:41,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:48:41,599 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 00:48:41,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42b8a86d-1e1d-4d54-9416-b1653358d7b8/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:48:41,600 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42b8a86d-1e1d-4d54-9416-b1653358d7b8/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-12 00:48:41,604 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42b8a86d-1e1d-4d54-9416-b1653358d7b8/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-11-12 00:48:42,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:48:42,702 INFO L262 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-12 00:48:42,708 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:48:43,156 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 708 proven. 18 refuted. 0 times theorem prover too weak. 1386 trivial. 0 not checked. [2023-11-12 00:48:43,157 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 00:48:43,602 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 78 proven. 18 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2023-11-12 00:48:43,602 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:48:43,602 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1097541798] [2023-11-12 00:48:43,603 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1097541798] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 00:48:43,603 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1974170326] [2023-11-12 00:48:43,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:48:43,603 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-12 00:48:43,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42b8a86d-1e1d-4d54-9416-b1653358d7b8/bin/utaipan-verify-NcY6lQBIFX/cvc4 [2023-11-12 00:48:43,604 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42b8a86d-1e1d-4d54-9416-b1653358d7b8/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-12 00:48:43,625 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42b8a86d-1e1d-4d54-9416-b1653358d7b8/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-11-12 00:48:45,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:48:45,765 INFO L262 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-12 00:48:45,771 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:48:46,095 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2023-11-12 00:48:46,095 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:48:46,095 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1974170326] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:48:46,095 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-12 00:48:46,096 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6, 6] total 11 [2023-11-12 00:48:46,096 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1919651945] [2023-11-12 00:48:46,096 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:48:46,097 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-12 00:48:46,097 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:48:46,098 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-12 00:48:46,098 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2023-11-12 00:48:46,098 INFO L87 Difference]: Start difference. First operand 88 states and 132 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-12 00:48:47,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:48:47,587 INFO L93 Difference]: Finished difference Result 251 states and 375 transitions. [2023-11-12 00:48:47,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-12 00:48:47,589 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 204 [2023-11-12 00:48:47,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:48:47,592 INFO L225 Difference]: With dead ends: 251 [2023-11-12 00:48:47,593 INFO L226 Difference]: Without dead ends: 157 [2023-11-12 00:48:47,594 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 612 GetRequests, 600 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2023-11-12 00:48:47,595 INFO L413 NwaCegarLoop]: 209 mSDtfsCounter, 218 mSDsluCounter, 159 mSDsCounter, 0 mSdLazyCounter, 208 mSolverCounterSat, 52 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 218 SdHoareTripleChecker+Valid, 368 SdHoareTripleChecker+Invalid, 260 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 208 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-11-12 00:48:47,595 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [218 Valid, 368 Invalid, 260 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [52 Valid, 208 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-11-12 00:48:47,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 157 states. [2023-11-12 00:48:47,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 157 to 92. [2023-11-12 00:48:47,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92 states, 55 states have (on average 1.2181818181818183) internal successors, (67), 55 states have internal predecessors, (67), 33 states have call successors, (33), 3 states have call predecessors, (33), 3 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-12 00:48:47,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 133 transitions. [2023-11-12 00:48:47,627 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 133 transitions. Word has length 204 [2023-11-12 00:48:47,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:48:47,628 INFO L495 AbstractCegarLoop]: Abstraction has 92 states and 133 transitions. [2023-11-12 00:48:47,628 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-12 00:48:47,628 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 133 transitions. [2023-11-12 00:48:47,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2023-11-12 00:48:47,631 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:48:47,632 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:48:47,672 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42b8a86d-1e1d-4d54-9416-b1653358d7b8/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2023-11-12 00:48:47,856 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42b8a86d-1e1d-4d54-9416-b1653358d7b8/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2023-11-12 00:48:48,046 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42b8a86d-1e1d-4d54-9416-b1653358d7b8/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42b8a86d-1e1d-4d54-9416-b1653358d7b8/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt [2023-11-12 00:48:48,048 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:48:48,048 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:48:48,048 INFO L85 PathProgramCache]: Analyzing trace with hash 881748836, now seen corresponding path program 1 times [2023-11-12 00:48:48,049 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:48:48,049 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1963940928] [2023-11-12 00:48:48,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:48:48,049 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 00:48:48,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42b8a86d-1e1d-4d54-9416-b1653358d7b8/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:48:48,051 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42b8a86d-1e1d-4d54-9416-b1653358d7b8/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-12 00:48:48,052 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42b8a86d-1e1d-4d54-9416-b1653358d7b8/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2023-11-12 00:48:49,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:48:49,221 INFO L262 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-12 00:48:49,227 INFO L285 TraceCheckSpWp]: Computing forward predicates...