./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-11.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/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_6513cbca-4f32-4a07-97c2-85208812e28c/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-11.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/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_6513cbca-4f32-4a07-97c2-85208812e28c/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 ba99f8f347db41d776ab17020fc12b2d738ac1723a6d58c11d92d8f8fd33f728 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:58:55,020 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:58:55,128 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-12 00:58:55,136 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:58:55,137 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:58:55,170 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:58:55,171 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:58:55,172 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:58:55,173 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:58:55,174 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:58:55,174 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:58:55,175 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:58:55,176 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:58:55,176 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:58:55,177 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:58:55,178 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:58:55,179 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:58:55,179 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:58:55,180 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:58:55,181 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:58:55,181 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:58:55,182 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:58:55,183 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:58:55,184 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:58:55,184 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:58:55,185 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:58:55,186 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:58:55,186 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:58:55,187 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:58:55,187 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:58:55,188 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:58:55,189 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:58:55,189 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:58:55,190 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:58:55,190 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:58:55,191 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:58:55,192 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:58:55,192 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:58:55,193 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:58:55,193 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:58:55,194 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:58:55,195 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:58:55,195 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:58:55,196 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:58:55,196 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:58:55,196 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_6513cbca-4f32-4a07-97c2-85208812e28c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ba99f8f347db41d776ab17020fc12b2d738ac1723a6d58c11d92d8f8fd33f728 [2023-11-12 00:58:55,445 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:58:55,479 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:58:55,483 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:58:55,484 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:58:55,485 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:58:55,487 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-11.i [2023-11-12 00:58:58,697 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:58:58,970 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:58:58,970 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-11.i [2023-11-12 00:58:58,982 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/bin/utaipan-verify-NcY6lQBIFX/data/eb82f0e34/92016db4c79d4a57b8d972355e7957df/FLAGfd618a9d1 [2023-11-12 00:58:58,998 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/bin/utaipan-verify-NcY6lQBIFX/data/eb82f0e34/92016db4c79d4a57b8d972355e7957df [2023-11-12 00:58:59,001 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:58:59,004 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:58:59,006 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:58:59,006 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:58:59,017 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:58:59,018 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:58:59" (1/1) ... [2023-11-12 00:58:59,019 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d8f9e54 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:58:59, skipping insertion in model container [2023-11-12 00:58:59,019 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:58:59" (1/1) ... [2023-11-12 00:58:59,054 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:58:59,203 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_6513cbca-4f32-4a07-97c2-85208812e28c/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-11.i[919,932] [2023-11-12 00:58:59,272 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:58:59,291 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:58:59,304 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_6513cbca-4f32-4a07-97c2-85208812e28c/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-11.i[919,932] [2023-11-12 00:58:59,344 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:58:59,368 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:58:59,369 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:58:59 WrapperNode [2023-11-12 00:58:59,369 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:58:59,370 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:58:59,370 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:58:59,370 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:58:59,378 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:58:59" (1/1) ... [2023-11-12 00:58:59,391 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:58:59" (1/1) ... [2023-11-12 00:58:59,436 INFO L138 Inliner]: procedures = 26, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 236 [2023-11-12 00:58:59,437 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:58:59,438 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:58:59,438 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:58:59,438 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:58:59,449 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:58:59" (1/1) ... [2023-11-12 00:58:59,449 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:58:59" (1/1) ... [2023-11-12 00:58:59,455 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:58:59" (1/1) ... [2023-11-12 00:58:59,461 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:58:59" (1/1) ... [2023-11-12 00:58:59,484 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:58:59" (1/1) ... [2023-11-12 00:58:59,499 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:58:59" (1/1) ... [2023-11-12 00:58:59,502 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:58:59" (1/1) ... [2023-11-12 00:58:59,504 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:58:59" (1/1) ... [2023-11-12 00:58:59,508 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:58:59,509 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:58:59,510 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:58:59,510 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:58:59,521 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:58:59" (1/1) ... [2023-11-12 00:58:59,535 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:58:59,547 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:58:59,561 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:58:59,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:58:59,612 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:58:59,613 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:58:59,613 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:58:59,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:58:59,613 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:58:59,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:58:59,764 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:58:59,766 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:59:00,271 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:59:00,686 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:59:00,686 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:59:00,689 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:59:00 BoogieIcfgContainer [2023-11-12 00:59:00,689 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:59:00,696 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:59:00,696 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:59:00,700 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:59:00,700 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:58:59" (1/3) ... [2023-11-12 00:59:00,701 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@355c3ad9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:59:00, skipping insertion in model container [2023-11-12 00:59:00,702 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:58:59" (2/3) ... [2023-11-12 00:59:00,704 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@355c3ad9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:59:00, skipping insertion in model container [2023-11-12 00:59:00,704 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:59:00" (3/3) ... [2023-11-12 00:59:00,706 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-cn_file-11.i [2023-11-12 00:59:00,727 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:59:00,728 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:59:00,801 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:59:00,809 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;@44a77ac4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:59:00,810 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:59:00,815 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 00:59:00,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-11-12 00:59:00,841 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:59:00,842 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 00:59:00,843 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:59:00,851 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:59:00,852 INFO L85 PathProgramCache]: Analyzing trace with hash -723393532, now seen corresponding path program 1 times [2023-11-12 00:59:00,862 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:59:00,862 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [356492410] [2023-11-12 00:59:00,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:59:00,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:59:01,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:59:01,899 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 00:59:02,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:59:02,626 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-12 00:59:02,628 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-12 00:59:02,629 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-12 00:59:02,631 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-12 00:59:02,636 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-12 00:59:02,642 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-11-12 00:59:02,789 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 12:59:02 BoogieIcfgContainer [2023-11-12 00:59:02,790 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 00:59:02,790 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:59:02,791 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:59:02,791 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:59:02,791 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:59:00" (3/4) ... [2023-11-12 00:59:02,794 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 00:59:02,795 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:59:02,797 INFO L158 Benchmark]: Toolchain (without parser) took 3793.54ms. Allocated memory was 155.2MB in the beginning and 232.8MB in the end (delta: 77.6MB). Free memory was 109.8MB in the beginning and 172.7MB in the end (delta: -62.8MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. [2023-11-12 00:59:02,797 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 155.2MB. Free memory is still 102.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:59:02,798 INFO L158 Benchmark]: CACSL2BoogieTranslator took 363.56ms. Allocated memory is still 155.2MB. Free memory was 109.8MB in the beginning and 95.1MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-12 00:59:02,799 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.11ms. Allocated memory is still 155.2MB. Free memory was 95.1MB in the beginning and 91.9MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:59:02,800 INFO L158 Benchmark]: Boogie Preprocessor took 70.91ms. Allocated memory is still 155.2MB. Free memory was 91.9MB in the beginning and 90.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:59:02,801 INFO L158 Benchmark]: RCFGBuilder took 1180.09ms. Allocated memory was 155.2MB in the beginning and 232.8MB in the end (delta: 77.6MB). Free memory was 90.2MB in the beginning and 149.8MB in the end (delta: -59.7MB). Peak memory consumption was 31.7MB. Max. memory is 16.1GB. [2023-11-12 00:59:02,801 INFO L158 Benchmark]: TraceAbstraction took 2094.24ms. Allocated memory is still 232.8MB. Free memory was 149.8MB in the beginning and 173.7MB in the end (delta: -23.9MB). Peak memory consumption was 77.8MB. Max. memory is 16.1GB. [2023-11-12 00:59:02,802 INFO L158 Benchmark]: Witness Printer took 5.03ms. Allocated memory is still 232.8MB. Free memory was 173.7MB in the beginning and 172.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:59:02,805 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 155.2MB. Free memory is still 102.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 363.56ms. Allocated memory is still 155.2MB. Free memory was 109.8MB in the beginning and 95.1MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.11ms. Allocated memory is still 155.2MB. Free memory was 95.1MB in the beginning and 91.9MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 70.91ms. Allocated memory is still 155.2MB. Free memory was 91.9MB in the beginning and 90.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1180.09ms. Allocated memory was 155.2MB in the beginning and 232.8MB in the end (delta: 77.6MB). Free memory was 90.2MB in the beginning and 149.8MB in the end (delta: -59.7MB). Peak memory consumption was 31.7MB. Max. memory is 16.1GB. * TraceAbstraction took 2094.24ms. Allocated memory is still 232.8MB. Free memory was 149.8MB in the beginning and 173.7MB in the end (delta: -23.9MB). Peak memory consumption was 77.8MB. Max. memory is 16.1GB. * Witness Printer took 5.03ms. Allocated memory is still 232.8MB. Free memory was 173.7MB in the beginning and 172.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 76, overapproximation of shiftRight at line 68, overapproximation of someUnaryDOUBLEoperation at line 118, overapproximation of someBinaryDOUBLEComparisonOperation at line 92, overapproximation of someBinaryArithmeticFLOAToperation at line 76. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 1; [L23] unsigned char var_1_2 = 0; [L24] unsigned char var_1_3 = 0; [L25] signed char var_1_4 = 5; [L26] signed char var_1_7 = 0; [L27] signed char var_1_8 = 16; [L28] signed char var_1_9 = 4; [L29] unsigned long int var_1_10 = 128; [L30] unsigned long int var_1_11 = 1422462314; [L31] signed short int var_1_12 = 8; [L32] signed short int var_1_15 = -50; [L33] unsigned long int var_1_16 = 1; [L34] unsigned long int var_1_17 = 3609236770; [L35] unsigned long int var_1_18 = 2902762324; [L36] double var_1_19 = 3.8; [L37] double var_1_20 = 255.75; [L38] unsigned short int var_1_21 = 0; [L39] signed char var_1_22 = -8; [L40] signed long int var_1_23 = -32; [L41] signed char var_1_24 = -128; [L42] unsigned char var_1_25 = 10; [L43] signed char var_1_26 = 10; [L44] unsigned char var_1_27 = 128; [L45] unsigned char var_1_28 = 100; [L46] unsigned char var_1_29 = 1; [L47] float var_1_30 = 31.3; [L48] float var_1_31 = 1.5; [L49] float var_1_32 = 15.25; [L50] double var_1_33 = 128.8; [L51] signed char var_1_34 = 4; [L52] signed char var_1_35 = 1; [L53] unsigned char var_1_36 = 16; [L54] unsigned long int last_1_var_1_10 = 128; [L55] unsigned long int last_1_var_1_16 = 1; [L56] double last_1_var_1_19 = 3.8; [L207] isInitial = 1 [L208] FCALL initially() [L209] COND TRUE 1 [L210] CALL updateLastVariables() [L198] last_1_var_1_10 = var_1_10 [L199] last_1_var_1_16 = var_1_16 [L200] last_1_var_1_19 = var_1_19 [L210] RET updateLastVariables() [L211] CALL updateVariables() [L145] var_1_2 = __VERIFIER_nondet_uchar() [L146] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-128, var_1_25=10, var_1_26=10, var_1_27=128, var_1_28=100, var_1_29=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=16, var_1_9=4] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-128, var_1_25=10, var_1_26=10, var_1_27=128, var_1_28=100, var_1_29=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=16, var_1_9=4] [L147] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-128, var_1_25=10, var_1_26=10, var_1_27=128, var_1_28=100, var_1_29=1, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=16, var_1_9=4] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-128, var_1_25=10, var_1_26=10, var_1_27=128, var_1_28=100, var_1_29=1, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=16, var_1_9=4] [L148] var_1_3 = __VERIFIER_nondet_uchar() [L149] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-128, var_1_25=10, var_1_26=10, var_1_27=128, var_1_28=100, var_1_29=1, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=16, var_1_9=4] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-128, var_1_25=10, var_1_26=10, var_1_27=128, var_1_28=100, var_1_29=1, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=16, var_1_9=4] [L150] CALL assume_abort_if_not(var_1_3 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-128, var_1_25=10, var_1_26=10, var_1_27=128, var_1_28=100, var_1_29=1, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=16, var_1_9=4] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_3 <= 0) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-128, var_1_25=10, var_1_26=10, var_1_27=128, var_1_28=100, var_1_29=1, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=16, var_1_9=4] [L151] var_1_7 = __VERIFIER_nondet_char() [L152] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-128, var_1_25=10, var_1_26=10, var_1_27=128, var_1_28=100, var_1_29=1, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=1, var_1_8=16, var_1_9=4] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-128, var_1_25=10, var_1_26=10, var_1_27=128, var_1_28=100, var_1_29=1, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=1, var_1_8=16, var_1_9=4] [L153] CALL assume_abort_if_not(var_1_7 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-128, var_1_25=10, var_1_26=10, var_1_27=128, var_1_28=100, var_1_29=1, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=1, var_1_8=16, var_1_9=4] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_7 <= 63) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-128, var_1_25=10, var_1_26=10, var_1_27=128, var_1_28=100, var_1_29=1, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=1, var_1_8=16, var_1_9=4] [L154] var_1_8 = __VERIFIER_nondet_char() [L155] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-128, var_1_25=10, var_1_26=10, var_1_27=128, var_1_28=100, var_1_29=1, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=1, var_1_8=2, var_1_9=4] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-128, var_1_25=10, var_1_26=10, var_1_27=128, var_1_28=100, var_1_29=1, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=1, var_1_8=2, var_1_9=4] [L156] CALL assume_abort_if_not(var_1_8 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-128, var_1_25=10, var_1_26=10, var_1_27=128, var_1_28=100, var_1_29=1, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=1, var_1_8=2, var_1_9=4] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_8 <= 63) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-128, var_1_25=10, var_1_26=10, var_1_27=128, var_1_28=100, var_1_29=1, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=1, var_1_8=2, var_1_9=4] [L157] var_1_9 = __VERIFIER_nondet_char() [L158] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-128, var_1_25=10, var_1_26=10, var_1_27=128, var_1_28=100, var_1_29=1, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=1, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-128, var_1_25=10, var_1_26=10, var_1_27=128, var_1_28=100, var_1_29=1, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=1, var_1_8=2, var_1_9=1] [L159] CALL assume_abort_if_not(var_1_9 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-128, var_1_25=10, var_1_26=10, var_1_27=128, var_1_28=100, var_1_29=1, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=1, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_9 <= 126) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-128, var_1_25=10, var_1_26=10, var_1_27=128, var_1_28=100, var_1_29=1, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=1, var_1_8=2, var_1_9=1] [L160] var_1_11 = __VERIFIER_nondet_ulong() [L161] CALL assume_abort_if_not(var_1_11 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483645, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-128, var_1_25=10, var_1_26=10, var_1_27=128, var_1_28=100, var_1_29=1, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=1, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_11 >= 1073741823) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483645, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-128, var_1_25=10, var_1_26=10, var_1_27=128, var_1_28=100, var_1_29=1, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=1, var_1_8=2, var_1_9=1] [L162] CALL assume_abort_if_not(var_1_11 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483645, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-128, var_1_25=10, var_1_26=10, var_1_27=128, var_1_28=100, var_1_29=1, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=1, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_11 <= 2147483647) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483645, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-128, var_1_25=10, var_1_26=10, var_1_27=128, var_1_28=100, var_1_29=1, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=1, var_1_8=2, var_1_9=1] [L163] var_1_17 = __VERIFIER_nondet_ulong() [L164] CALL assume_abort_if_not(var_1_17 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483645, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-128, var_1_25=10, var_1_26=10, var_1_27=128, var_1_28=100, var_1_29=1, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=1, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_17 >= 2147483647) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483645, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-128, var_1_25=10, var_1_26=10, var_1_27=128, var_1_28=100, var_1_29=1, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=1, var_1_8=2, var_1_9=1] [L165] CALL assume_abort_if_not(var_1_17 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483645, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-128, var_1_25=10, var_1_26=10, var_1_27=128, var_1_28=100, var_1_29=1, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=1, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_17 <= 4294967294) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483645, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-128, var_1_25=10, var_1_26=10, var_1_27=128, var_1_28=100, var_1_29=1, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=1, var_1_8=2, var_1_9=1] [L166] var_1_18 = __VERIFIER_nondet_ulong() [L167] CALL assume_abort_if_not(var_1_18 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483645, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-128, var_1_25=10, var_1_26=10, var_1_27=128, var_1_28=100, var_1_29=1, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=1, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_18 >= 2147483647) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483645, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-128, var_1_25=10, var_1_26=10, var_1_27=128, var_1_28=100, var_1_29=1, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=1, var_1_8=2, var_1_9=1] [L168] CALL assume_abort_if_not(var_1_18 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483645, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-128, var_1_25=10, var_1_26=10, var_1_27=128, var_1_28=100, var_1_29=1, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=1, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_18 <= 4294967294) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483645, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-128, var_1_25=10, var_1_26=10, var_1_27=128, var_1_28=100, var_1_29=1, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=1, var_1_8=2, var_1_9=1] [L169] var_1_20 = __VERIFIER_nondet_double() [L170] CALL assume_abort_if_not((var_1_20 >= -922337.2036854765600e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483645, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, var_1_19=19/5, var_1_1=1, var_1_20=7/5, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-128, var_1_25=10, var_1_26=10, var_1_27=128, var_1_28=100, var_1_29=1, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=1, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not((var_1_20 >= -922337.2036854765600e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483645, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, var_1_19=19/5, var_1_1=1, var_1_20=7/5, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-128, var_1_25=10, var_1_26=10, var_1_27=128, var_1_28=100, var_1_29=1, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=1, var_1_8=2, var_1_9=1] [L171] var_1_24 = __VERIFIER_nondet_char() [L172] CALL assume_abort_if_not(var_1_24 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483645, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, var_1_19=19/5, var_1_1=1, var_1_20=7/5, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=0, var_1_25=10, var_1_26=10, var_1_27=128, var_1_28=100, var_1_29=1, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=1, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_24 >= -128) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483645, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, var_1_19=19/5, var_1_1=1, var_1_20=7/5, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=0, var_1_25=10, var_1_26=10, var_1_27=128, var_1_28=100, var_1_29=1, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=1, var_1_8=2, var_1_9=1] [L173] CALL assume_abort_if_not(var_1_24 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483645, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, var_1_19=19/5, var_1_1=1, var_1_20=7/5, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=0, var_1_25=10, var_1_26=10, var_1_27=128, var_1_28=100, var_1_29=1, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=1, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_24 <= 127) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483645, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, var_1_19=19/5, var_1_1=1, var_1_20=7/5, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=0, var_1_25=10, var_1_26=10, var_1_27=128, var_1_28=100, var_1_29=1, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=1, var_1_8=2, var_1_9=1] [L174] var_1_26 = __VERIFIER_nondet_char() [L175] CALL assume_abort_if_not(var_1_26 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483645, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, var_1_19=19/5, var_1_1=1, var_1_20=7/5, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=0, var_1_25=10, var_1_26=-1, var_1_27=128, var_1_28=100, var_1_29=1, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=1, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_26 >= -128) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483645, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, var_1_19=19/5, var_1_1=1, var_1_20=7/5, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=0, var_1_25=10, var_1_26=-1, var_1_27=128, var_1_28=100, var_1_29=1, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=1, var_1_8=2, var_1_9=1] [L176] CALL assume_abort_if_not(var_1_26 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483645, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, var_1_19=19/5, var_1_1=1, var_1_20=7/5, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=0, var_1_25=10, var_1_26=-1, var_1_27=128, var_1_28=100, var_1_29=1, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=1, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_26 <= 127) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483645, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, var_1_19=19/5, var_1_1=1, var_1_20=7/5, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=0, var_1_25=10, var_1_26=-1, var_1_27=128, var_1_28=100, var_1_29=1, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=1, var_1_8=2, var_1_9=1] [L177] var_1_27 = __VERIFIER_nondet_uchar() [L178] CALL assume_abort_if_not(var_1_27 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483645, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, var_1_19=19/5, var_1_1=1, var_1_20=7/5, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=0, var_1_25=10, var_1_26=-1, var_1_27=254, var_1_28=100, var_1_29=1, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=1, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_27 >= 127) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483645, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, var_1_19=19/5, var_1_1=1, var_1_20=7/5, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=0, var_1_25=10, var_1_26=-1, var_1_27=254, var_1_28=100, var_1_29=1, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=1, var_1_8=2, var_1_9=1] [L179] CALL assume_abort_if_not(var_1_27 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483645, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, var_1_19=19/5, var_1_1=1, var_1_20=7/5, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=0, var_1_25=10, var_1_26=-1, var_1_27=254, var_1_28=100, var_1_29=1, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=1, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_27 <= 254) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483645, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, var_1_19=19/5, var_1_1=1, var_1_20=7/5, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=0, var_1_25=10, var_1_26=-1, var_1_27=254, var_1_28=100, var_1_29=1, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=1, var_1_8=2, var_1_9=1] [L180] var_1_28 = __VERIFIER_nondet_uchar() [L181] CALL assume_abort_if_not(var_1_28 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483645, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, var_1_19=19/5, var_1_1=1, var_1_20=7/5, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=0, var_1_25=10, var_1_26=-1, var_1_27=254, var_1_28=10, var_1_29=1, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=1, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_28 >= 0) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483645, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, var_1_19=19/5, var_1_1=1, var_1_20=7/5, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=0, var_1_25=10, var_1_26=-1, var_1_27=254, var_1_28=10, var_1_29=1, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=1, var_1_8=2, var_1_9=1] [L182] CALL assume_abort_if_not(var_1_28 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483645, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, var_1_19=19/5, var_1_1=1, var_1_20=7/5, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=0, var_1_25=10, var_1_26=-1, var_1_27=254, var_1_28=10, var_1_29=1, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=1, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_28 <= 127) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483645, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, var_1_19=19/5, var_1_1=1, var_1_20=7/5, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=0, var_1_25=10, var_1_26=-1, var_1_27=254, var_1_28=10, var_1_29=1, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=1, var_1_8=2, var_1_9=1] [L183] var_1_29 = __VERIFIER_nondet_uchar() [L184] CALL assume_abort_if_not(var_1_29 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483645, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, var_1_19=19/5, var_1_1=1, var_1_20=7/5, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=0, var_1_25=10, var_1_26=-1, var_1_27=254, var_1_28=10, var_1_29=1, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=1, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_29 >= 0) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483645, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, var_1_19=19/5, var_1_1=1, var_1_20=7/5, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=0, var_1_25=10, var_1_26=-1, var_1_27=254, var_1_28=10, var_1_29=1, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=1, var_1_8=2, var_1_9=1] [L185] CALL assume_abort_if_not(var_1_29 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483645, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, var_1_19=19/5, var_1_1=1, var_1_20=7/5, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=0, var_1_25=10, var_1_26=-1, var_1_27=254, var_1_28=10, var_1_29=1, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=1, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_29 <= 1) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483645, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, var_1_19=19/5, var_1_1=1, var_1_20=7/5, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=0, var_1_25=10, var_1_26=-1, var_1_27=254, var_1_28=10, var_1_29=1, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=1, var_1_8=2, var_1_9=1] [L186] var_1_31 = __VERIFIER_nondet_float() [L187] CALL assume_abort_if_not((var_1_31 >= -922337.2036854765600e+13F && var_1_31 <= -1.0e-20F) || (var_1_31 <= 9223372.036854765600e+12F && var_1_31 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483645, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, var_1_19=19/5, var_1_1=1, var_1_20=7/5, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=0, var_1_25=10, var_1_26=-1, var_1_27=254, var_1_28=10, var_1_29=1, var_1_2=1, var_1_30=313/10, var_1_31=644/5, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=1, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not((var_1_31 >= -922337.2036854765600e+13F && var_1_31 <= -1.0e-20F) || (var_1_31 <= 9223372.036854765600e+12F && var_1_31 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483645, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, var_1_19=19/5, var_1_1=1, var_1_20=7/5, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=0, var_1_25=10, var_1_26=-1, var_1_27=254, var_1_28=10, var_1_29=1, var_1_2=1, var_1_30=313/10, var_1_31=644/5, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=1, var_1_8=2, var_1_9=1] [L188] var_1_32 = __VERIFIER_nondet_float() [L189] CALL assume_abort_if_not((var_1_32 >= -461168.6018427382800e+13F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 4611686.018427382800e+12F && var_1_32 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483645, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, var_1_19=19/5, var_1_1=1, var_1_20=7/5, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=0, var_1_25=10, var_1_26=-1, var_1_27=254, var_1_28=10, var_1_29=1, var_1_2=1, var_1_30=313/10, var_1_31=644/5, var_1_32=644/5, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=1, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not((var_1_32 >= -461168.6018427382800e+13F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 4611686.018427382800e+12F && var_1_32 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483645, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, var_1_19=19/5, var_1_1=1, var_1_20=7/5, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=0, var_1_25=10, var_1_26=-1, var_1_27=254, var_1_28=10, var_1_29=1, var_1_2=1, var_1_30=313/10, var_1_31=644/5, var_1_32=644/5, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=1, var_1_8=2, var_1_9=1] [L190] var_1_34 = __VERIFIER_nondet_char() [L191] CALL assume_abort_if_not(var_1_34 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483645, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, var_1_19=19/5, var_1_1=1, var_1_20=7/5, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=0, var_1_25=10, var_1_26=-1, var_1_27=254, var_1_28=10, var_1_29=1, var_1_2=1, var_1_30=313/10, var_1_31=644/5, var_1_32=644/5, var_1_33=644/5, var_1_34=1, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=1, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L191] RET assume_abort_if_not(var_1_34 >= 0) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483645, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, var_1_19=19/5, var_1_1=1, var_1_20=7/5, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=0, var_1_25=10, var_1_26=-1, var_1_27=254, var_1_28=10, var_1_29=1, var_1_2=1, var_1_30=313/10, var_1_31=644/5, var_1_32=644/5, var_1_33=644/5, var_1_34=1, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=1, var_1_8=2, var_1_9=1] [L192] CALL assume_abort_if_not(var_1_34 <= 5) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483645, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, var_1_19=19/5, var_1_1=1, var_1_20=7/5, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=0, var_1_25=10, var_1_26=-1, var_1_27=254, var_1_28=10, var_1_29=1, var_1_2=1, var_1_30=313/10, var_1_31=644/5, var_1_32=644/5, var_1_33=644/5, var_1_34=1, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=1, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_34 <= 5) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483645, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, var_1_19=19/5, var_1_1=1, var_1_20=7/5, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=0, var_1_25=10, var_1_26=-1, var_1_27=254, var_1_28=10, var_1_29=1, var_1_2=1, var_1_30=313/10, var_1_31=644/5, var_1_32=644/5, var_1_33=644/5, var_1_34=1, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=1, var_1_8=2, var_1_9=1] [L193] var_1_35 = __VERIFIER_nondet_char() [L194] CALL assume_abort_if_not(var_1_35 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483645, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, var_1_19=19/5, var_1_1=1, var_1_20=7/5, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=0, var_1_25=10, var_1_26=-1, var_1_27=254, var_1_28=10, var_1_29=1, var_1_2=1, var_1_30=313/10, var_1_31=644/5, var_1_32=644/5, var_1_33=644/5, var_1_34=1, var_1_35=0, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=1, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L194] RET assume_abort_if_not(var_1_35 >= 0) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483645, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, var_1_19=19/5, var_1_1=1, var_1_20=7/5, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=0, var_1_25=10, var_1_26=-1, var_1_27=254, var_1_28=10, var_1_29=1, var_1_2=1, var_1_30=313/10, var_1_31=644/5, var_1_32=644/5, var_1_33=644/5, var_1_34=1, var_1_35=0, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=1, var_1_8=2, var_1_9=1] [L195] CALL assume_abort_if_not(var_1_35 <= 4) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483645, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, var_1_19=19/5, var_1_1=1, var_1_20=7/5, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=0, var_1_25=10, var_1_26=-1, var_1_27=254, var_1_28=10, var_1_29=1, var_1_2=1, var_1_30=313/10, var_1_31=644/5, var_1_32=644/5, var_1_33=644/5, var_1_34=1, var_1_35=0, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=1, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L195] RET assume_abort_if_not(var_1_35 <= 4) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483645, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, var_1_19=19/5, var_1_1=1, var_1_20=7/5, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=0, var_1_25=10, var_1_26=-1, var_1_27=254, var_1_28=10, var_1_29=1, var_1_2=1, var_1_30=313/10, var_1_31=644/5, var_1_32=644/5, var_1_33=644/5, var_1_34=1, var_1_35=0, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=1, var_1_8=2, var_1_9=1] [L211] RET updateVariables() [L212] CALL step() [L60] var_1_22 = ((((-25) < 0 ) ? -(-25) : (-25))) [L61] COND TRUE var_1_22 > var_1_24 [L62] COND TRUE (~ var_1_22) <= 128 [L63] var_1_23 = var_1_24 [L68] EXPR var_1_26 >> var_1_23 [L68] EXPR ((var_1_22) < ((var_1_26 >> var_1_23))) ? (var_1_22) : ((var_1_26 >> var_1_23)) [L68] EXPR var_1_26 >> var_1_23 [L68] EXPR ((var_1_22) < ((var_1_26 >> var_1_23))) ? (var_1_22) : ((var_1_26 >> var_1_23)) [L68] COND FALSE !(var_1_24 <= ((((var_1_22) < ((var_1_26 >> var_1_23))) ? (var_1_22) : ((var_1_26 >> var_1_23))))) [L71] COND TRUE \read(var_1_29) [L72] var_1_25 = var_1_28 [L75] COND TRUE \read(var_1_29) [L76] var_1_30 = ((((var_1_31) < ((1.625f + ((((var_1_32) < 0 ) ? -(var_1_32) : (var_1_32)))))) ? (var_1_31) : ((1.625f + ((((var_1_32) < 0 ) ? -(var_1_32) : (var_1_32))))))) [L78] COND FALSE !(var_1_26 >= var_1_24) [L91] COND TRUE var_1_27 >= (var_1_28 + var_1_22) [L92] COND TRUE (-0.95f * ((((var_1_33) < 0 ) ? -(var_1_33) : (var_1_33)))) > var_1_31 [L93] var_1_36 = (var_1_27 - var_1_35) [L102] unsigned long int stepLocal_1 = last_1_var_1_16; [L103] unsigned long int stepLocal_0 = last_1_var_1_16; [L104] COND TRUE stepLocal_1 != last_1_var_1_10 [L105] COND FALSE !(var_1_8 <= stepLocal_0) [L113] COND TRUE var_1_12 == var_1_12 [L114] var_1_4 = ((8 + ((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8)))) - var_1_9) [L116] var_1_1 = (var_1_2 || (! var_1_3)) [L117] var_1_10 = (4027026809u - (((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11))) - var_1_7)) [L118] var_1_19 = ((((((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) < (1.4)) ? (((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) : (1.4))) [L119] COND TRUE \read(var_1_1) [L120] COND TRUE var_1_19 >= var_1_19 [L121] COND TRUE ! var_1_3 [L122] var_1_15 = var_1_8 [L130] COND FALSE !(var_1_19 != var_1_19) [L133] COND TRUE var_1_4 > var_1_12 [L134] var_1_16 = (var_1_17 - (var_1_11 - var_1_8)) [L139] unsigned char stepLocal_2 = var_1_1; [L140] COND FALSE !((var_1_16 == (var_1_8 - var_1_9)) && stepLocal_2) [L212] RET step() [L213] CALL, EXPR property() [L203-L204] return (((((((var_1_1 == ((unsigned char) (var_1_2 || (! var_1_3)))) && ((var_1_12 == var_1_12) ? (var_1_4 == ((signed char) ((8 + ((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8)))) - var_1_9))) : 1)) && (var_1_10 == ((unsigned long int) (4027026809u - (((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11))) - var_1_7))))) && ((last_1_var_1_16 != last_1_var_1_10) ? ((var_1_8 <= last_1_var_1_16) ? (((- last_1_var_1_19) >= last_1_var_1_19) ? (var_1_12 == ((signed short int) var_1_8)) : 1) : 1) : (var_1_12 == ((signed short int) var_1_9)))) && (var_1_1 ? ((var_1_19 >= var_1_19) ? ((! var_1_3) ? (var_1_15 == ((signed short int) var_1_8)) : 1) : (var_1_15 == ((signed short int) var_1_7))) : (var_1_15 == ((signed short int) 5)))) && ((var_1_19 != var_1_19) ? (var_1_16 == ((unsigned long int) (((((var_1_11) < (var_1_7)) ? (var_1_11) : (var_1_7))) + var_1_8))) : ((var_1_4 > var_1_12) ? (var_1_16 == ((unsigned long int) (var_1_17 - (var_1_11 - var_1_8)))) : (var_1_16 == ((unsigned long int) (((((var_1_17) > (var_1_18)) ? (var_1_17) : (var_1_18))) - var_1_9)))))) && (var_1_19 == ((double) ((((((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) < (1.4)) ? (((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) : (1.4)))))) && (((var_1_16 == (var_1_8 - var_1_9)) && var_1_1) ? (var_1_21 == ((unsigned short int) var_1_9)) : 1) ; [L213] RET, EXPR property() [L213] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=1879543165, var_1_11=2147483645, var_1_12=8, var_1_15=2, var_1_16=4, var_1_17=2147483647, var_1_18=2147483647, var_1_19=7/5, var_1_1=1, var_1_20=7/5, var_1_21=0, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=10, var_1_26=-1, var_1_27=254, var_1_28=10, var_1_29=1, var_1_2=1, var_1_30=313/10, var_1_31=644/5, var_1_32=644/5, var_1_33=644/5, var_1_34=1, var_1_35=0, var_1_36=254, var_1_3=0, var_1_4=9, var_1_7=1, var_1_8=2, var_1_9=1] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=1879543165, var_1_11=2147483645, var_1_12=8, var_1_15=2, var_1_16=4, var_1_17=2147483647, var_1_18=2147483647, var_1_19=7/5, var_1_1=1, var_1_20=7/5, var_1_21=0, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=10, var_1_26=-1, var_1_27=254, var_1_28=10, var_1_29=1, var_1_2=1, var_1_30=313/10, var_1_31=644/5, var_1_32=644/5, var_1_33=644/5, var_1_34=1, var_1_35=0, var_1_36=254, var_1_3=0, var_1_4=9, var_1_7=1, var_1_8=2, var_1_9=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 60 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.9s, 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: 0.0s SsaConstructionTime, 0.9s 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 00:59:02,840 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/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_6513cbca-4f32-4a07-97c2-85208812e28c/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-11.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/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_6513cbca-4f32-4a07-97c2-85208812e28c/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 ba99f8f347db41d776ab17020fc12b2d738ac1723a6d58c11d92d8f8fd33f728 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:59:05,537 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:59:05,675 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-12 00:59:05,681 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:59:05,682 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:59:05,711 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:59:05,712 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:59:05,712 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:59:05,713 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:59:05,714 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:59:05,714 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:59:05,715 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:59:05,715 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:59:05,716 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:59:05,717 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:59:05,717 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:59:05,718 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:59:05,719 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:59:05,719 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:59:05,720 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:59:05,721 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:59:05,721 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:59:05,722 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:59:05,722 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:59:05,723 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:59:05,723 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:59:05,724 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:59:05,724 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:59:05,725 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:59:05,725 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:59:05,726 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:59:05,726 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 00:59:05,727 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:59:05,727 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:59:05,728 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:59:05,728 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:59:05,729 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:59:05,729 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:59:05,729 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:59:05,730 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:59:05,730 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:59:05,730 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:59:05,731 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_6513cbca-4f32-4a07-97c2-85208812e28c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ba99f8f347db41d776ab17020fc12b2d738ac1723a6d58c11d92d8f8fd33f728 [2023-11-12 00:59:06,201 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:59:06,249 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:59:06,252 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:59:06,254 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:59:06,256 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:59:06,258 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-11.i [2023-11-12 00:59:09,674 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:59:09,982 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:59:09,983 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-11.i [2023-11-12 00:59:09,993 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/bin/utaipan-verify-NcY6lQBIFX/data/4789ea4d2/4161b06b73e9448ebf7d15d7b2b01d2a/FLAG17bae25fa [2023-11-12 00:59:10,023 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/bin/utaipan-verify-NcY6lQBIFX/data/4789ea4d2/4161b06b73e9448ebf7d15d7b2b01d2a [2023-11-12 00:59:10,026 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:59:10,028 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:59:10,029 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:59:10,029 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:59:10,035 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:59:10,035 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:59:10" (1/1) ... [2023-11-12 00:59:10,036 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@377be569 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:10, skipping insertion in model container [2023-11-12 00:59:10,037 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:59:10" (1/1) ... [2023-11-12 00:59:10,092 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:59:10,283 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_6513cbca-4f32-4a07-97c2-85208812e28c/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-11.i[919,932] [2023-11-12 00:59:10,379 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:59:10,395 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:59:10,408 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_6513cbca-4f32-4a07-97c2-85208812e28c/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-11.i[919,932] [2023-11-12 00:59:10,441 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:59:10,461 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:59:10,462 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:10 WrapperNode [2023-11-12 00:59:10,462 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:59:10,463 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:59:10,464 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:59:10,464 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:59:10,499 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:10" (1/1) ... [2023-11-12 00:59:10,570 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:10" (1/1) ... [2023-11-12 00:59:10,623 INFO L138 Inliner]: procedures = 27, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 209 [2023-11-12 00:59:10,627 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:59:10,627 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:59:10,628 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:59:10,628 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:59:10,639 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:10" (1/1) ... [2023-11-12 00:59:10,639 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:10" (1/1) ... [2023-11-12 00:59:10,655 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:10" (1/1) ... [2023-11-12 00:59:10,666 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:10" (1/1) ... [2023-11-12 00:59:10,696 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:10" (1/1) ... [2023-11-12 00:59:10,701 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:10" (1/1) ... [2023-11-12 00:59:10,705 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:10" (1/1) ... [2023-11-12 00:59:10,721 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:10" (1/1) ... [2023-11-12 00:59:10,726 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:59:10,727 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:59:10,728 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:59:10,728 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:59:10,729 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:10" (1/1) ... [2023-11-12 00:59:10,741 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:59:10,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:59:10,780 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:59:10,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:59:10,830 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:59:10,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:59:10,831 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:59:10,831 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:59:10,831 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:59:10,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:59:10,971 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:59:10,973 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:59:14,988 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:59:14,995 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:59:14,996 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:59:14,998 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:59:14 BoogieIcfgContainer [2023-11-12 00:59:14,998 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:59:15,001 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:59:15,001 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:59:15,006 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:59:15,006 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:59:10" (1/3) ... [2023-11-12 00:59:15,007 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5202605a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:59:15, skipping insertion in model container [2023-11-12 00:59:15,007 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:10" (2/3) ... [2023-11-12 00:59:15,008 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5202605a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:59:15, skipping insertion in model container [2023-11-12 00:59:15,008 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:59:14" (3/3) ... [2023-11-12 00:59:15,010 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-cn_file-11.i [2023-11-12 00:59:15,030 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:59:15,031 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:59:15,098 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:59:15,106 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;@603a13bc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:59:15,106 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:59:15,111 INFO L276 IsEmpty]: Start isEmpty. Operand has 95 states, 59 states have (on average 1.4576271186440677) internal successors, (86), 60 states have internal predecessors, (86), 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 00:59:15,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-11-12 00:59:15,130 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:59:15,131 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, 1] [2023-11-12 00:59:15,132 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:59:15,137 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:59:15,138 INFO L85 PathProgramCache]: Analyzing trace with hash 1728159646, now seen corresponding path program 1 times [2023-11-12 00:59:15,153 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:59:15,153 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [121739608] [2023-11-12 00:59:15,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:59:15,154 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 00:59:15,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:59:15,199 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/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 00:59:15,201 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/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 00:59:15,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:59:15,606 INFO L262 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 00:59:15,620 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:59:15,678 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 764 proven. 0 refuted. 0 times theorem prover too weak. 1348 trivial. 0 not checked. [2023-11-12 00:59:15,678 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:59:15,679 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:59:15,679 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [121739608] [2023-11-12 00:59:15,680 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [121739608] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:59:15,680 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:59:15,680 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 00:59:15,682 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [697501149] [2023-11-12 00:59:15,683 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:59:15,688 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-12 00:59:15,688 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:59:15,716 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-12 00:59:15,717 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 00:59:15,720 INFO L87 Difference]: Start difference. First operand has 95 states, 59 states have (on average 1.4576271186440677) internal successors, (86), 60 states have internal predecessors, (86), 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 23.5) internal successors, (47), 2 states have internal predecessors, (47), 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 00:59:15,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:59:15,759 INFO L93 Difference]: Finished difference Result 183 states and 331 transitions. [2023-11-12 00:59:15,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-12 00:59:15,762 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (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 205 [2023-11-12 00:59:15,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:59:15,786 INFO L225 Difference]: With dead ends: 183 [2023-11-12 00:59:15,786 INFO L226 Difference]: Without dead ends: 91 [2023-11-12 00:59:15,794 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 204 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 00:59:15,799 INFO L413 NwaCegarLoop]: 143 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 143 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-12 00:59:15,800 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 143 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 00:59:15,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2023-11-12 00:59:15,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2023-11-12 00:59:15,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 56 states have (on average 1.375) internal successors, (77), 56 states have internal predecessors, (77), 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 00:59:15,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 143 transitions. [2023-11-12 00:59:15,867 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 143 transitions. Word has length 205 [2023-11-12 00:59:15,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:59:15,867 INFO L495 AbstractCegarLoop]: Abstraction has 91 states and 143 transitions. [2023-11-12 00:59:15,868 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (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 00:59:15,868 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 143 transitions. [2023-11-12 00:59:15,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-11-12 00:59:15,874 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:59:15,874 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, 1] [2023-11-12 00:59:15,896 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-12 00:59:16,095 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/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 00:59:16,095 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:59:16,096 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:59:16,096 INFO L85 PathProgramCache]: Analyzing trace with hash -1020026014, now seen corresponding path program 1 times [2023-11-12 00:59:16,097 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:59:16,098 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [574114929] [2023-11-12 00:59:16,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:59:16,098 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 00:59:16,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:59:16,101 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/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 00:59:16,159 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/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 00:59:16,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:59:16,430 INFO L262 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-12 00:59:16,441 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:59:18,396 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 00:59:18,399 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:59:18,399 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:59:18,399 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [574114929] [2023-11-12 00:59:18,400 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [574114929] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:59:18,401 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:59:18,401 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-12 00:59:18,402 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1574798925] [2023-11-12 00:59:18,403 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:59:18,404 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-12 00:59:18,409 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:59:18,412 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-12 00:59:18,412 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-12 00:59:18,413 INFO L87 Difference]: Start difference. First operand 91 states and 143 transitions. Second operand has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (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 00:59:19,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:59:19,329 INFO L93 Difference]: Finished difference Result 268 states and 424 transitions. [2023-11-12 00:59:19,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-12 00:59:19,333 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (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 205 [2023-11-12 00:59:19,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:59:19,338 INFO L225 Difference]: With dead ends: 268 [2023-11-12 00:59:19,338 INFO L226 Difference]: Without dead ends: 180 [2023-11-12 00:59:19,340 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 201 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-12 00:59:19,341 INFO L413 NwaCegarLoop]: 139 mSDtfsCounter, 120 mSDsluCounter, 337 mSDsCounter, 0 mSdLazyCounter, 90 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 120 SdHoareTripleChecker+Valid, 476 SdHoareTripleChecker+Invalid, 157 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 90 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-11-12 00:59:19,342 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [120 Valid, 476 Invalid, 157 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-11-12 00:59:19,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180 states. [2023-11-12 00:59:19,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180 to 162. [2023-11-12 00:59:19,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 162 states, 93 states have (on average 1.3440860215053763) internal successors, (125), 93 states have internal predecessors, (125), 66 states have call successors, (66), 2 states have call predecessors, (66), 2 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2023-11-12 00:59:19,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 257 transitions. [2023-11-12 00:59:19,409 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 257 transitions. Word has length 205 [2023-11-12 00:59:19,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:59:19,413 INFO L495 AbstractCegarLoop]: Abstraction has 162 states and 257 transitions. [2023-11-12 00:59:19,413 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (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 00:59:19,413 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 257 transitions. [2023-11-12 00:59:19,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-11-12 00:59:19,425 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:59:19,426 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, 1, 1] [2023-11-12 00:59:19,448 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/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)] Ended with exit code 0 [2023-11-12 00:59:19,639 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/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 00:59:19,639 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:59:19,640 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:59:19,640 INFO L85 PathProgramCache]: Analyzing trace with hash -89976126, now seen corresponding path program 1 times [2023-11-12 00:59:19,641 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:59:19,641 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1786822213] [2023-11-12 00:59:19,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:59:19,642 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 00:59:19,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:59:19,644 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/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 00:59:19,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-12 00:59:19,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:59:19,967 INFO L262 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-12 00:59:19,974 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:59:20,680 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 386 proven. 87 refuted. 0 times theorem prover too weak. 1639 trivial. 0 not checked. [2023-11-12 00:59:20,680 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 00:59:21,142 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 9 proven. 87 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2023-11-12 00:59:21,142 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:59:21,144 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1786822213] [2023-11-12 00:59:21,144 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1786822213] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 00:59:21,145 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1445553549] [2023-11-12 00:59:21,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:59:21,145 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-12 00:59:21,145 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/bin/utaipan-verify-NcY6lQBIFX/cvc4 [2023-11-12 00:59:21,153 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-12 00:59:21,175 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-12 00:59:21,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:59:21,817 INFO L262 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-12 00:59:21,823 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:59:21,891 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 00:59:21,891 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:59:21,891 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1445553549] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:59:21,891 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-12 00:59:21,892 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [6, 6] total 11 [2023-11-12 00:59:21,892 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [982090618] [2023-11-12 00:59:21,892 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:59:21,893 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-12 00:59:21,893 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:59:21,894 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-12 00:59:21,894 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2023-11-12 00:59:21,895 INFO L87 Difference]: Start difference. First operand 162 states and 257 transitions. Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 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 00:59:22,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:59:22,066 INFO L93 Difference]: Finished difference Result 335 states and 531 transitions. [2023-11-12 00:59:22,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-12 00:59:22,068 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 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 206 [2023-11-12 00:59:22,069 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:59:22,073 INFO L225 Difference]: With dead ends: 335 [2023-11-12 00:59:22,073 INFO L226 Difference]: Without dead ends: 247 [2023-11-12 00:59:22,074 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 616 GetRequests, 605 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2023-11-12 00:59:22,075 INFO L413 NwaCegarLoop]: 260 mSDtfsCounter, 132 mSDsluCounter, 394 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 132 SdHoareTripleChecker+Valid, 654 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-12 00:59:22,076 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [132 Valid, 654 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-12 00:59:22,078 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 247 states. [2023-11-12 00:59:22,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 247 to 166. [2023-11-12 00:59:22,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 166 states, 97 states have (on average 1.3505154639175259) internal successors, (131), 97 states have internal predecessors, (131), 66 states have call successors, (66), 2 states have call predecessors, (66), 2 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2023-11-12 00:59:22,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 263 transitions. [2023-11-12 00:59:22,117 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 263 transitions. Word has length 206 [2023-11-12 00:59:22,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:59:22,119 INFO L495 AbstractCegarLoop]: Abstraction has 166 states and 263 transitions. [2023-11-12 00:59:22,119 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 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 00:59:22,119 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 263 transitions. [2023-11-12 00:59:22,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-11-12 00:59:22,122 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:59:22,123 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, 1, 1] [2023-11-12 00:59:22,142 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-12 00:59:22,343 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2023-11-12 00:59:22,540 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt [2023-11-12 00:59:22,540 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:59:22,541 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:59:22,542 INFO L85 PathProgramCache]: Analyzing trace with hash -88129084, now seen corresponding path program 1 times [2023-11-12 00:59:22,543 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:59:22,546 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1809223442] [2023-11-12 00:59:22,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:59:22,548 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 00:59:22,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:59:22,554 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/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 00:59:22,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/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 00:59:22,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:59:22,874 INFO L262 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-12 00:59:22,880 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:59:23,547 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 386 proven. 87 refuted. 0 times theorem prover too weak. 1639 trivial. 0 not checked. [2023-11-12 00:59:23,547 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 00:59:23,978 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 9 proven. 87 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2023-11-12 00:59:23,978 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:59:23,978 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1809223442] [2023-11-12 00:59:23,978 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1809223442] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 00:59:23,978 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [359229844] [2023-11-12 00:59:23,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:59:23,979 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-12 00:59:23,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/bin/utaipan-verify-NcY6lQBIFX/cvc4 [2023-11-12 00:59:23,983 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-12 00:59:24,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-11-12 00:59:25,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:59:25,137 INFO L262 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-12 00:59:25,142 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:59:26,071 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 00:59:26,071 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:59:26,072 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [359229844] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:59:26,072 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-12 00:59:26,072 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6, 6] total 11 [2023-11-12 00:59:26,073 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1576735042] [2023-11-12 00:59:26,073 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:59:26,074 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-12 00:59:26,074 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:59:26,075 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-12 00:59:26,075 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2023-11-12 00:59:26,076 INFO L87 Difference]: Start difference. First operand 166 states and 263 transitions. Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 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 00:59:28,132 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:59:30,687 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:59:30,687 INFO L93 Difference]: Finished difference Result 262 states and 415 transitions. [2023-11-12 00:59:30,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-12 00:59:30,689 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 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 206 [2023-11-12 00:59:30,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:59:30,692 INFO L225 Difference]: With dead ends: 262 [2023-11-12 00:59:30,692 INFO L226 Difference]: Without dead ends: 170 [2023-11-12 00:59:30,693 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 616 GetRequests, 605 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2023-11-12 00:59:30,694 INFO L413 NwaCegarLoop]: 231 mSDtfsCounter, 110 mSDsluCounter, 105 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 110 SdHoareTripleChecker+Valid, 336 SdHoareTripleChecker+Invalid, 114 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2023-11-12 00:59:30,695 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [110 Valid, 336 Invalid, 114 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 47 Invalid, 0 Unknown, 0 Unchecked, 4.5s Time] [2023-11-12 00:59:30,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 170 states. [2023-11-12 00:59:30,727 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 170 to 166. [2023-11-12 00:59:30,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 166 states, 97 states have (on average 1.3195876288659794) internal successors, (128), 97 states have internal predecessors, (128), 66 states have call successors, (66), 2 states have call predecessors, (66), 2 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2023-11-12 00:59:30,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 260 transitions. [2023-11-12 00:59:30,731 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 260 transitions. Word has length 206 [2023-11-12 00:59:30,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:59:30,743 INFO L495 AbstractCegarLoop]: Abstraction has 166 states and 260 transitions. [2023-11-12 00:59:30,744 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 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 00:59:30,744 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 260 transitions. [2023-11-12 00:59:30,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2023-11-12 00:59:30,747 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:59:30,747 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, 1, 1, 1] [2023-11-12 00:59:30,767 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/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 00:59:30,954 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2023-11-12 00:59:31,148 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/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_6513cbca-4f32-4a07-97c2-85208812e28c/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt [2023-11-12 00:59:31,148 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:59:31,149 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:59:31,149 INFO L85 PathProgramCache]: Analyzing trace with hash 1353516521, now seen corresponding path program 1 times [2023-11-12 00:59:31,150 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:59:31,150 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [444162731] [2023-11-12 00:59:31,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:59:31,150 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 00:59:31,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:59:31,152 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/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 00:59:31,159 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/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 00:59:31,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:59:31,428 INFO L262 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-12 00:59:31,432 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:59:32,079 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 386 proven. 87 refuted. 0 times theorem prover too weak. 1639 trivial. 0 not checked. [2023-11-12 00:59:32,080 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 00:59:32,522 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 9 proven. 87 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2023-11-12 00:59:32,522 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:59:32,522 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [444162731] [2023-11-12 00:59:32,523 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [444162731] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 00:59:32,523 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [595024458] [2023-11-12 00:59:32,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:59:32,523 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-12 00:59:32,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/bin/utaipan-verify-NcY6lQBIFX/cvc4 [2023-11-12 00:59:32,524 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-12 00:59:32,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2023-11-12 00:59:33,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:59:33,670 INFO L262 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-12 00:59:33,675 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:59:34,271 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 386 proven. 87 refuted. 0 times theorem prover too weak. 1639 trivial. 0 not checked. [2023-11-12 00:59:34,271 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 00:59:34,626 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 9 proven. 87 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2023-11-12 00:59:34,627 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [595024458] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 00:59:34,627 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [848998955] [2023-11-12 00:59:34,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:59:34,627 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:59:34,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:59:34,630 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 00:59:34,631 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-11-12 00:59:34,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:59:34,827 INFO L262 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-12 00:59:34,832 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:59:35,373 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 386 proven. 87 refuted. 0 times theorem prover too weak. 1639 trivial. 0 not checked. [2023-11-12 00:59:35,373 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 00:59:35,703 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 9 proven. 87 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2023-11-12 00:59:35,703 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [848998955] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 00:59:35,704 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2023-11-12 00:59:35,704 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6, 6, 6, 6] total 9 [2023-11-12 00:59:35,704 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [343385473] [2023-11-12 00:59:35,704 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2023-11-12 00:59:35,706 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-12 00:59:35,706 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:59:35,707 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-12 00:59:35,707 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2023-11-12 00:59:35,708 INFO L87 Difference]: Start difference. First operand 166 states and 260 transitions. Second operand has 9 states, 9 states have (on average 6.222222222222222) internal successors, (56), 9 states have internal predecessors, (56), 2 states have call successors, (62), 2 states have call predecessors, (62), 4 states have return successors, (63), 2 states have call predecessors, (63), 2 states have call successors, (63) [2023-11-12 00:59:36,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:59:36,406 INFO L93 Difference]: Finished difference Result 270 states and 412 transitions. [2023-11-12 00:59:36,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-12 00:59:36,410 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.222222222222222) internal successors, (56), 9 states have internal predecessors, (56), 2 states have call successors, (62), 2 states have call predecessors, (62), 4 states have return successors, (63), 2 states have call predecessors, (63), 2 states have call successors, (63) Word has length 207 [2023-11-12 00:59:36,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:59:36,413 INFO L225 Difference]: With dead ends: 270 [2023-11-12 00:59:36,413 INFO L226 Difference]: Without dead ends: 178 [2023-11-12 00:59:36,414 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1244 GetRequests, 1227 SyntacticMatches, 3 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=87, Invalid=153, Unknown=0, NotChecked=0, Total=240 [2023-11-12 00:59:36,415 INFO L413 NwaCegarLoop]: 99 mSDtfsCounter, 215 mSDsluCounter, 130 mSDsCounter, 0 mSdLazyCounter, 180 mSolverCounterSat, 89 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 217 SdHoareTripleChecker+Valid, 229 SdHoareTripleChecker+Invalid, 269 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 180 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-12 00:59:36,415 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [217 Valid, 229 Invalid, 269 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 180 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-12 00:59:36,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 178 states. [2023-11-12 00:59:36,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 178 to 170. [2023-11-12 00:59:36,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 170 states, 99 states have (on average 1.2828282828282829) internal successors, (127), 99 states have internal predecessors, (127), 66 states have call successors, (66), 4 states have call predecessors, (66), 4 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2023-11-12 00:59:36,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 170 states and 259 transitions. [2023-11-12 00:59:36,449 INFO L78 Accepts]: Start accepts. Automaton has 170 states and 259 transitions. Word has length 207 [2023-11-12 00:59:36,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:59:36,450 INFO L495 AbstractCegarLoop]: Abstraction has 170 states and 259 transitions. [2023-11-12 00:59:36,451 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.222222222222222) internal successors, (56), 9 states have internal predecessors, (56), 2 states have call successors, (62), 2 states have call predecessors, (62), 4 states have return successors, (63), 2 states have call predecessors, (63), 2 states have call successors, (63) [2023-11-12 00:59:36,451 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 259 transitions. [2023-11-12 00:59:36,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2023-11-12 00:59:36,454 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:59:36,454 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, 1, 1, 1, 1, 1] [2023-11-12 00:59:36,474 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2023-11-12 00:59:36,677 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2023-11-12 00:59:36,880 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2023-11-12 00:59:37,072 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:59:37,072 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:59:37,073 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:59:37,073 INFO L85 PathProgramCache]: Analyzing trace with hash -468943044, now seen corresponding path program 1 times [2023-11-12 00:59:37,074 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:59:37,074 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2098167927] [2023-11-12 00:59:37,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:59:37,074 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 00:59:37,074 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:59:37,075 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/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 00:59:37,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6513cbca-4f32-4a07-97c2-85208812e28c/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 (11)] Waiting until timeout for monitored process [2023-11-12 00:59:37,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:59:37,355 INFO L262 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-12 00:59:37,364 INFO L285 TraceCheckSpWp]: Computing forward predicates...