./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-11.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-11.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6e64abaff812dd0c79a62a73c6f73485db4646b0948e27cb9149895fa17258d3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:21:51,792 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:21:51,859 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 05:21:51,864 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:21:51,865 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:21:51,892 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:21:51,893 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:21:51,893 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:21:51,894 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:21:51,895 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:21:51,896 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:21:51,896 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:21:51,897 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:21:51,897 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 05:21:51,898 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:21:51,899 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:21:51,899 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 05:21:51,900 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 05:21:51,900 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:21:51,901 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 05:21:51,902 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 05:21:51,902 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 05:21:51,903 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:21:51,904 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:21:51,904 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:21:51,905 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 05:21:51,905 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:21:51,905 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:21:51,906 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:21:51,906 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:21:51,907 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:21:51,907 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:21:51,908 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:21:51,908 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:21:51,908 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:21:51,909 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:21:51,909 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:21:51,909 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:21:51,909 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:21:51,910 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:21:51,910 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 05:21:51,912 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 05:21:51,912 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:21:51,913 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:21:51,913 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:21:51,913 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_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6e64abaff812dd0c79a62a73c6f73485db4646b0948e27cb9149895fa17258d3 [2023-11-19 05:21:52,172 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:21:52,195 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:21:52,198 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:21:52,199 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:21:52,200 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:21:52,201 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-11.i [2023-11-19 05:21:55,409 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:21:55,684 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:21:55,685 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-11.i [2023-11-19 05:21:55,697 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/data/e9b2cef81/8f85719b5ba44caa98dc920f54b5058c/FLAG3b32289dc [2023-11-19 05:21:55,717 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/data/e9b2cef81/8f85719b5ba44caa98dc920f54b5058c [2023-11-19 05:21:55,725 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:21:55,727 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:21:55,730 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:21:55,731 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:21:55,736 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:21:55,737 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:21:55" (1/1) ... [2023-11-19 05:21:55,738 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53185d53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:55, skipping insertion in model container [2023-11-19 05:21:55,738 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:21:55" (1/1) ... [2023-11-19 05:21:55,789 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:21:55,948 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_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-11.i[919,932] [2023-11-19 05:21:56,025 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:21:56,048 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:21:56,060 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_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-11.i[919,932] [2023-11-19 05:21:56,098 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:21:56,117 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:21:56,117 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:56 WrapperNode [2023-11-19 05:21:56,117 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:21:56,124 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:21:56,124 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:21:56,125 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:21:56,135 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:56" (1/1) ... [2023-11-19 05:21:56,156 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:56" (1/1) ... [2023-11-19 05:21:56,213 INFO L138 Inliner]: procedures = 26, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 236 [2023-11-19 05:21:56,213 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:21:56,214 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:21:56,214 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:21:56,215 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:21:56,224 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:56" (1/1) ... [2023-11-19 05:21:56,225 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:56" (1/1) ... [2023-11-19 05:21:56,240 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:56" (1/1) ... [2023-11-19 05:21:56,240 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:56" (1/1) ... [2023-11-19 05:21:56,250 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:56" (1/1) ... [2023-11-19 05:21:56,255 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:56" (1/1) ... [2023-11-19 05:21:56,257 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:56" (1/1) ... [2023-11-19 05:21:56,260 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:56" (1/1) ... [2023-11-19 05:21:56,264 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:21:56,265 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:21:56,265 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:21:56,265 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:21:56,266 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:56" (1/1) ... [2023-11-19 05:21:56,280 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:21:56,298 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:21:56,309 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:21:56,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:21:56,351 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:21:56,353 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:21:56,353 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:21:56,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 05:21:56,354 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:21:56,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:21:56,504 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:21:56,508 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:21:57,030 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:21:57,421 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:21:57,421 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:21:57,427 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:21:57 BoogieIcfgContainer [2023-11-19 05:21:57,428 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:21:57,431 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:21:57,431 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:21:57,434 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:21:57,435 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:21:55" (1/3) ... [2023-11-19 05:21:57,436 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e5f138a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:21:57, skipping insertion in model container [2023-11-19 05:21:57,436 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:56" (2/3) ... [2023-11-19 05:21:57,438 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e5f138a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:21:57, skipping insertion in model container [2023-11-19 05:21:57,439 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:21:57" (3/3) ... [2023-11-19 05:21:57,441 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-cn_file-11.i [2023-11-19 05:21:57,460 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:21:57,460 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:21:57,521 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:21:57,529 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;@70601a28, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:21:57,530 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:21:57,536 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) [2023-11-19 05:21:57,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-11-19 05:21:57,551 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:21:57,552 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] [2023-11-19 05:21:57,553 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:21:57,558 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:21:57,558 INFO L85 PathProgramCache]: Analyzing trace with hash -1824849394, now seen corresponding path program 1 times [2023-11-19 05:21:57,569 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:21:57,569 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1408726035] [2023-11-19 05:21:57,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:21:57,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:21:58,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:21:58,386 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 05:21:58,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:21:58,853 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 05:21:58,855 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 05:21:58,857 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 05:21:58,860 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 05:21:58,865 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 05:21:58,874 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 05:21:59,106 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 05:21:59 BoogieIcfgContainer [2023-11-19 05:21:59,107 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 05:21:59,109 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 05:21:59,110 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 05:21:59,110 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 05:21:59,111 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:21:57" (3/4) ... [2023-11-19 05:21:59,117 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 05:21:59,118 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 05:21:59,120 INFO L158 Benchmark]: Toolchain (without parser) took 3392.21ms. Allocated memory was 172.0MB in the beginning and 216.0MB in the end (delta: 44.0MB). Free memory was 137.3MB in the beginning and 178.0MB in the end (delta: -40.7MB). Peak memory consumption was 5.1MB. Max. memory is 16.1GB. [2023-11-19 05:21:59,120 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 113.2MB. Free memory is still 62.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:21:59,122 INFO L158 Benchmark]: CACSL2BoogieTranslator took 392.92ms. Allocated memory is still 172.0MB. Free memory was 137.3MB in the beginning and 122.2MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 05:21:59,123 INFO L158 Benchmark]: Boogie Procedure Inliner took 89.46ms. Allocated memory is still 172.0MB. Free memory was 122.2MB in the beginning and 119.3MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 05:21:59,126 INFO L158 Benchmark]: Boogie Preprocessor took 50.15ms. Allocated memory is still 172.0MB. Free memory was 119.3MB in the beginning and 117.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 05:21:59,131 INFO L158 Benchmark]: RCFGBuilder took 1162.55ms. Allocated memory is still 172.0MB. Free memory was 117.3MB in the beginning and 89.1MB in the end (delta: 28.2MB). Peak memory consumption was 31.3MB. Max. memory is 16.1GB. [2023-11-19 05:21:59,132 INFO L158 Benchmark]: TraceAbstraction took 1675.91ms. Allocated memory was 172.0MB in the beginning and 216.0MB in the end (delta: 44.0MB). Free memory was 89.1MB in the beginning and 178.0MB in the end (delta: -88.9MB). Peak memory consumption was 40.9MB. Max. memory is 16.1GB. [2023-11-19 05:21:59,133 INFO L158 Benchmark]: Witness Printer took 8.94ms. Allocated memory is still 216.0MB. Free memory is still 178.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:21:59,143 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 113.2MB. Free memory is still 62.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 392.92ms. Allocated memory is still 172.0MB. Free memory was 137.3MB in the beginning and 122.2MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 89.46ms. Allocated memory is still 172.0MB. Free memory was 122.2MB in the beginning and 119.3MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.15ms. Allocated memory is still 172.0MB. Free memory was 119.3MB in the beginning and 117.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1162.55ms. Allocated memory is still 172.0MB. Free memory was 117.3MB in the beginning and 89.1MB in the end (delta: 28.2MB). Peak memory consumption was 31.3MB. Max. memory is 16.1GB. * TraceAbstraction took 1675.91ms. Allocated memory was 172.0MB in the beginning and 216.0MB in the end (delta: 44.0MB). Free memory was 89.1MB in the beginning and 178.0MB in the end (delta: -88.9MB). Peak memory consumption was 40.9MB. Max. memory is 16.1GB. * Witness Printer took 8.94ms. Allocated memory is still 216.0MB. Free memory is still 178.0MB. 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 117, overapproximation of shiftRight at line 109, overapproximation of someUnaryDOUBLEoperation at line 76, overapproximation of someBinaryDOUBLEComparisonOperation at line 64, overapproximation of someBinaryArithmeticFLOAToperation at line 117. 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=0, 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=0, 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=0, 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=0, 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=0, 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=0, 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=0, 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=63, 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=0, 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=63, 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=0, 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=63, 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=0, 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=63, 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=0, 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=63, var_1_8=62, 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=0, 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=63, var_1_8=62, 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=0, 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=63, var_1_8=62, 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=0, 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=63, var_1_8=62, 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=0, 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=63, var_1_8=62, var_1_9=0] [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=0, 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=63, var_1_8=62, var_1_9=0] [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=0, 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=63, var_1_8=62, var_1_9=0] [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=0, 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=63, var_1_8=62, var_1_9=0] [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=2147483647, 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=0, 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=63, var_1_8=62, var_1_9=0] [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=2147483647, 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=0, 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=63, var_1_8=62, var_1_9=0] [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=2147483647, 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=0, 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=63, var_1_8=62, var_1_9=0] [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=2147483647, 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=0, 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=63, var_1_8=62, var_1_9=0] [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=2147483647, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=4294967294, 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=0, 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=63, var_1_8=62, var_1_9=0] [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=2147483647, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=4294967294, 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=0, 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=63, var_1_8=62, var_1_9=0] [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=2147483647, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=4294967294, 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=0, 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=63, var_1_8=62, var_1_9=0] [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=2147483647, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=4294967294, 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=0, 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=63, var_1_8=62, var_1_9=0] [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=2147483647, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=4294967294, var_1_18=4294967294, 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=0, 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=63, var_1_8=62, var_1_9=0] [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=2147483647, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=4294967294, var_1_18=4294967294, 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=0, 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=63, var_1_8=62, var_1_9=0] [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=2147483647, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=4294967294, var_1_18=4294967294, 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=0, 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=63, var_1_8=62, var_1_9=0] [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=2147483647, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=4294967294, var_1_18=4294967294, 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=0, 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=63, var_1_8=62, var_1_9=0] [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=2147483647, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=4294967294, var_1_18=4294967294, 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=0, 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=63, var_1_8=62, var_1_9=0] [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=2147483647, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=4294967294, var_1_18=4294967294, 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=0, 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=63, var_1_8=62, var_1_9=0] [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=2147483647, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=4294967294, var_1_18=4294967294, 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=0, 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=63, var_1_8=62, var_1_9=0] [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=2147483647, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=4294967294, var_1_18=4294967294, 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=0, 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=63, var_1_8=62, var_1_9=0] [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=2147483647, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=4294967294, var_1_18=4294967294, 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=0, 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=63, var_1_8=62, var_1_9=0] [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=2147483647, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=4294967294, var_1_18=4294967294, 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=0, 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=63, var_1_8=62, var_1_9=0] [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=2147483647, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=4294967294, var_1_18=4294967294, 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=25, var_1_27=128, var_1_28=100, var_1_29=1, var_1_2=0, 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=63, var_1_8=62, var_1_9=0] [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=2147483647, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=4294967294, var_1_18=4294967294, 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=25, var_1_27=128, var_1_28=100, var_1_29=1, var_1_2=0, 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=63, var_1_8=62, var_1_9=0] [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=2147483647, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=4294967294, var_1_18=4294967294, 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=25, var_1_27=128, var_1_28=100, var_1_29=1, var_1_2=0, 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=63, var_1_8=62, var_1_9=0] [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=2147483647, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=4294967294, var_1_18=4294967294, 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=25, var_1_27=128, var_1_28=100, var_1_29=1, var_1_2=0, 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=63, var_1_8=62, var_1_9=0] [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=2147483647, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=4294967294, var_1_18=4294967294, 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=25, var_1_27=151, var_1_28=100, var_1_29=1, var_1_2=0, 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=63, var_1_8=62, var_1_9=0] [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=2147483647, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=4294967294, var_1_18=4294967294, 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=25, var_1_27=151, var_1_28=100, var_1_29=1, var_1_2=0, 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=63, var_1_8=62, var_1_9=0] [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=2147483647, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=4294967294, var_1_18=4294967294, 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=25, var_1_27=151, var_1_28=100, var_1_29=1, var_1_2=0, 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=63, var_1_8=62, var_1_9=0] [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=2147483647, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=4294967294, var_1_18=4294967294, 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=25, var_1_27=151, var_1_28=100, var_1_29=1, var_1_2=0, 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=63, var_1_8=62, var_1_9=0] [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=2147483647, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=4294967294, var_1_18=4294967294, 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=25, var_1_27=151, var_1_28=127, var_1_29=1, var_1_2=0, 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=63, var_1_8=62, var_1_9=0] [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=2147483647, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=4294967294, var_1_18=4294967294, 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=25, var_1_27=151, var_1_28=127, var_1_29=1, var_1_2=0, 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=63, var_1_8=62, var_1_9=0] [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=2147483647, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=4294967294, var_1_18=4294967294, 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=25, var_1_27=151, var_1_28=127, var_1_29=1, var_1_2=0, 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=63, var_1_8=62, var_1_9=0] [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=2147483647, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=4294967294, var_1_18=4294967294, 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=25, var_1_27=151, var_1_28=127, var_1_29=1, var_1_2=0, 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=63, var_1_8=62, var_1_9=0] [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=2147483647, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=4294967294, var_1_18=4294967294, 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=25, var_1_27=151, var_1_28=127, var_1_29=0, var_1_2=0, 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=63, var_1_8=62, var_1_9=0] [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=2147483647, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=4294967294, var_1_18=4294967294, 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=25, var_1_27=151, var_1_28=127, var_1_29=0, var_1_2=0, 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=63, var_1_8=62, var_1_9=0] [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=2147483647, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=4294967294, var_1_18=4294967294, 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=25, var_1_27=151, var_1_28=127, var_1_29=0, var_1_2=0, 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=63, var_1_8=62, var_1_9=0] [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=2147483647, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=4294967294, var_1_18=4294967294, 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=25, var_1_27=151, var_1_28=127, var_1_29=0, var_1_2=0, 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=63, var_1_8=62, var_1_9=0] [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=2147483647, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=4294967294, var_1_18=4294967294, 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=25, var_1_27=151, var_1_28=127, var_1_29=0, var_1_2=0, 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=63, var_1_8=62, var_1_9=0] [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=2147483647, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=4294967294, var_1_18=4294967294, 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=25, var_1_27=151, var_1_28=127, var_1_29=0, var_1_2=0, 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=63, var_1_8=62, var_1_9=0] [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=2147483647, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=4294967294, var_1_18=4294967294, 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=25, var_1_27=151, var_1_28=127, var_1_29=0, var_1_2=0, var_1_30=313/10, var_1_31=644/5, var_1_32=639/5, 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=63, var_1_8=62, var_1_9=0] [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=2147483647, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=4294967294, var_1_18=4294967294, 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=25, var_1_27=151, var_1_28=127, var_1_29=0, var_1_2=0, var_1_30=313/10, var_1_31=644/5, var_1_32=639/5, 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=63, var_1_8=62, var_1_9=0] [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=2147483647, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=4294967294, var_1_18=4294967294, 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=25, var_1_27=151, var_1_28=127, var_1_29=0, var_1_2=0, var_1_30=313/10, var_1_31=644/5, var_1_32=639/5, var_1_33=644/5, var_1_34=0, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=63, var_1_8=62, var_1_9=0] [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=2147483647, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=4294967294, var_1_18=4294967294, 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=25, var_1_27=151, var_1_28=127, var_1_29=0, var_1_2=0, var_1_30=313/10, var_1_31=644/5, var_1_32=639/5, var_1_33=644/5, var_1_34=0, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=63, var_1_8=62, var_1_9=0] [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=2147483647, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=4294967294, var_1_18=4294967294, 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=25, var_1_27=151, var_1_28=127, var_1_29=0, var_1_2=0, var_1_30=313/10, var_1_31=644/5, var_1_32=639/5, var_1_33=644/5, var_1_34=0, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=63, var_1_8=62, var_1_9=0] [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=2147483647, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=4294967294, var_1_18=4294967294, 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=25, var_1_27=151, var_1_28=127, var_1_29=0, var_1_2=0, var_1_30=313/10, var_1_31=644/5, var_1_32=639/5, var_1_33=644/5, var_1_34=0, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=63, var_1_8=62, var_1_9=0] [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=2147483647, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=4294967294, var_1_18=4294967294, 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=25, var_1_27=151, var_1_28=127, var_1_29=0, var_1_2=0, var_1_30=313/10, var_1_31=644/5, var_1_32=639/5, var_1_33=644/5, var_1_34=0, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=63, var_1_8=62, var_1_9=0] [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=2147483647, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=4294967294, var_1_18=4294967294, 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=25, var_1_27=151, var_1_28=127, var_1_29=0, var_1_2=0, var_1_30=313/10, var_1_31=644/5, var_1_32=639/5, var_1_33=644/5, var_1_34=0, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=63, var_1_8=62, var_1_9=0] [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=2147483647, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=4294967294, var_1_18=4294967294, 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=25, var_1_27=151, var_1_28=127, var_1_29=0, var_1_2=0, var_1_30=313/10, var_1_31=644/5, var_1_32=639/5, var_1_33=644/5, var_1_34=0, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=63, var_1_8=62, var_1_9=0] [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=2147483647, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=4294967294, var_1_18=4294967294, 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=25, var_1_27=151, var_1_28=127, var_1_29=0, var_1_2=0, var_1_30=313/10, var_1_31=644/5, var_1_32=639/5, var_1_33=644/5, var_1_34=0, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=63, var_1_8=62, var_1_9=0] [L211] RET updateVariables() [L212] CALL step() [L60] unsigned long int stepLocal_1 = last_1_var_1_16; [L61] unsigned long int stepLocal_0 = last_1_var_1_16; [L62] COND TRUE stepLocal_1 != last_1_var_1_10 [L63] COND FALSE !(var_1_8 <= stepLocal_0) [L71] COND TRUE var_1_12 == var_1_12 [L72] var_1_4 = ((8 + ((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8)))) - var_1_9) [L74] var_1_1 = (var_1_2 || (! var_1_3)) [L75] var_1_10 = (4027026809u - (((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11))) - var_1_7)) [L76] 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))) [L77] COND TRUE \read(var_1_1) [L78] COND TRUE var_1_19 >= var_1_19 [L79] COND TRUE ! var_1_3 [L80] var_1_15 = var_1_8 [L88] COND FALSE !(var_1_19 != var_1_19) [L91] COND TRUE var_1_4 > var_1_12 [L92] var_1_16 = (var_1_17 - (var_1_11 - var_1_8)) [L97] unsigned char stepLocal_2 = var_1_1; [L98] COND FALSE !((var_1_16 == (var_1_8 - var_1_9)) && stepLocal_2) [L101] var_1_22 = ((((-25) < 0 ) ? -(-25) : (-25))) [L102] COND TRUE var_1_22 > var_1_24 [L103] COND TRUE (~ var_1_22) <= 128 [L104] var_1_23 = var_1_24 [L109] EXPR var_1_26 >> var_1_23 [L109] EXPR ((var_1_22) < ((var_1_26 >> var_1_23))) ? (var_1_22) : ((var_1_26 >> var_1_23)) [L109] EXPR var_1_26 >> var_1_23 [L109] EXPR ((var_1_22) < ((var_1_26 >> var_1_23))) ? (var_1_22) : ((var_1_26 >> var_1_23)) [L109] COND TRUE var_1_24 <= ((((var_1_22) < ((var_1_26 >> var_1_23))) ? (var_1_22) : ((var_1_26 >> var_1_23)))) [L110] var_1_25 = (var_1_27 - var_1_28) [L116] COND FALSE !(\read(var_1_29)) [L119] COND TRUE var_1_26 >= var_1_24 [L120] EXPR var_1_27 >> (var_1_34 + var_1_35) [L120] COND FALSE !((var_1_27 >> (var_1_34 + var_1_35)) <= var_1_28) [L129] var_1_33 = var_1_31 [L132] COND FALSE !(var_1_27 >= (var_1_28 + var_1_22)) [L141] var_1_36 = var_1_28 [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=1879543225, var_1_11=2147483647, var_1_12=8, var_1_15=62, var_1_16=2147483709, var_1_17=4294967294, var_1_18=4294967294, 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=24, var_1_26=25, var_1_27=151, var_1_28=127, var_1_29=0, var_1_2=0, var_1_30=313/10, var_1_31=644/5, var_1_32=639/5, var_1_33=644/5, var_1_34=0, var_1_35=1, var_1_36=127, var_1_3=0, var_1_4=71, var_1_7=63, var_1_8=62, var_1_9=0] [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=1879543225, var_1_11=2147483647, var_1_12=8, var_1_15=62, var_1_16=2147483709, var_1_17=4294967294, var_1_18=4294967294, 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=24, var_1_26=25, var_1_27=151, var_1_28=127, var_1_29=0, var_1_2=0, var_1_30=313/10, var_1_31=644/5, var_1_32=639/5, var_1_33=644/5, var_1_34=0, var_1_35=1, var_1_36=127, var_1_3=0, var_1_4=71, var_1_7=63, var_1_8=62, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 60 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, 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, 0.7s 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 [2023-11-19 05:21:59,212 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-11.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6e64abaff812dd0c79a62a73c6f73485db4646b0948e27cb9149895fa17258d3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:22:01,950 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:22:02,078 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 05:22:02,088 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:22:02,089 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:22:02,136 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:22:02,137 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:22:02,138 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:22:02,139 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:22:02,144 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:22:02,145 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:22:02,145 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:22:02,146 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:22:02,147 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:22:02,148 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:22:02,148 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:22:02,150 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:22:02,150 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:22:02,151 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:22:02,152 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:22:02,152 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:22:02,153 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:22:02,153 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:22:02,154 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:22:02,154 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 05:22:02,155 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 05:22:02,155 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 05:22:02,156 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:22:02,156 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:22:02,157 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:22:02,158 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:22:02,159 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 05:22:02,159 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:22:02,159 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:22:02,160 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:22:02,160 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:22:02,160 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:22:02,161 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 05:22:02,161 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 05:22:02,162 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:22:02,162 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:22:02,163 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:22:02,163 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_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6e64abaff812dd0c79a62a73c6f73485db4646b0948e27cb9149895fa17258d3 [2023-11-19 05:22:02,624 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:22:02,655 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:22:02,657 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:22:02,659 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:22:02,659 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:22:02,661 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-11.i [2023-11-19 05:22:05,701 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:22:05,998 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:22:05,998 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-11.i [2023-11-19 05:22:06,018 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/data/d01463cfb/16642b773d7a42b1acb3dda5b9407c14/FLAG370c68858 [2023-11-19 05:22:06,043 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/data/d01463cfb/16642b773d7a42b1acb3dda5b9407c14 [2023-11-19 05:22:06,051 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:22:06,053 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:22:06,054 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:22:06,055 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:22:06,061 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:22:06,061 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:22:06" (1/1) ... [2023-11-19 05:22:06,063 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@551da8ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:22:06, skipping insertion in model container [2023-11-19 05:22:06,063 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:22:06" (1/1) ... [2023-11-19 05:22:06,117 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:22:06,248 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_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-11.i[919,932] [2023-11-19 05:22:06,318 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:22:06,341 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:22:06,353 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_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-11.i[919,932] [2023-11-19 05:22:06,407 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:22:06,430 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:22:06,431 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:22:06 WrapperNode [2023-11-19 05:22:06,431 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:22:06,432 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:22:06,433 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:22:06,433 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:22:06,447 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:22:06" (1/1) ... [2023-11-19 05:22:06,474 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:22:06" (1/1) ... [2023-11-19 05:22:06,513 INFO L138 Inliner]: procedures = 27, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 209 [2023-11-19 05:22:06,513 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:22:06,520 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:22:06,521 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:22:06,521 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:22:06,530 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:22:06" (1/1) ... [2023-11-19 05:22:06,531 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:22:06" (1/1) ... [2023-11-19 05:22:06,544 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:22:06" (1/1) ... [2023-11-19 05:22:06,548 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:22:06" (1/1) ... [2023-11-19 05:22:06,570 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:22:06" (1/1) ... [2023-11-19 05:22:06,596 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:22:06" (1/1) ... [2023-11-19 05:22:06,600 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:22:06" (1/1) ... [2023-11-19 05:22:06,603 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:22:06" (1/1) ... [2023-11-19 05:22:06,621 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:22:06,622 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:22:06,623 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:22:06,623 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:22:06,624 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:22:06" (1/1) ... [2023-11-19 05:22:06,635 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:22:06,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:22:06,674 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:22:06,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:22:06,707 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:22:06,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 05:22:06,708 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:22:06,708 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:22:06,708 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:22:06,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:22:06,809 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:22:06,811 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:22:10,810 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:22:10,824 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:22:10,825 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:22:10,832 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:22:10 BoogieIcfgContainer [2023-11-19 05:22:10,832 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:22:10,836 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:22:10,836 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:22:10,839 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:22:10,840 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:22:06" (1/3) ... [2023-11-19 05:22:10,840 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e883fcc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:22:10, skipping insertion in model container [2023-11-19 05:22:10,841 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:22:06" (2/3) ... [2023-11-19 05:22:10,842 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e883fcc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:22:10, skipping insertion in model container [2023-11-19 05:22:10,843 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:22:10" (3/3) ... [2023-11-19 05:22:10,844 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-cn_file-11.i [2023-11-19 05:22:10,882 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:22:10,882 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:22:10,935 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:22:10,942 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;@4e759db5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:22:10,942 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:22:10,947 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) [2023-11-19 05:22:10,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-11-19 05:22:10,971 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:22:10,973 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:22:10,976 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:22:10,981 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:22:10,982 INFO L85 PathProgramCache]: Analyzing trace with hash -2101034208, now seen corresponding path program 1 times [2023-11-19 05:22:10,997 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:22:10,997 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1897195990] [2023-11-19 05:22:10,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:22:10,998 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:22:10,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:22:11,001 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 05:22:11,009 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-19 05:22:11,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:22:11,414 INFO L262 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 05:22:11,429 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:22:11,488 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 764 proven. 0 refuted. 0 times theorem prover too weak. 1348 trivial. 0 not checked. [2023-11-19 05:22:11,488 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:22:11,493 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:22:11,493 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1897195990] [2023-11-19 05:22:11,494 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1897195990] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:22:11,494 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:22:11,494 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 05:22:11,496 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [330519188] [2023-11-19 05:22:11,497 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:22:11,501 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 05:22:11,502 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:22:11,531 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 05:22:11,532 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 05:22:11,534 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) [2023-11-19 05:22:11,573 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:22:11,573 INFO L93 Difference]: Finished difference Result 183 states and 331 transitions. [2023-11-19 05:22:11,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 05:22:11,576 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 [2023-11-19 05:22:11,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:22:11,595 INFO L225 Difference]: With dead ends: 183 [2023-11-19 05:22:11,595 INFO L226 Difference]: Without dead ends: 91 [2023-11-19 05:22:11,600 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 [2023-11-19 05:22:11,603 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 [2023-11-19 05:22:11,605 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] [2023-11-19 05:22:11,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2023-11-19 05:22:11,658 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2023-11-19 05:22:11,660 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) [2023-11-19 05:22:11,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 143 transitions. [2023-11-19 05:22:11,665 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 143 transitions. Word has length 205 [2023-11-19 05:22:11,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:22:11,666 INFO L495 AbstractCegarLoop]: Abstraction has 91 states and 143 transitions. [2023-11-19 05:22:11,666 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) [2023-11-19 05:22:11,666 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 143 transitions. [2023-11-19 05:22:11,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-11-19 05:22:11,672 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:22:11,672 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] [2023-11-19 05:22:11,685 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-19 05:22:11,879 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:22:11,880 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:22:11,881 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:22:11,881 INFO L85 PathProgramCache]: Analyzing trace with hash -947279582, now seen corresponding path program 1 times [2023-11-19 05:22:11,882 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:22:11,882 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1020352930] [2023-11-19 05:22:11,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:22:11,883 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:22:11,883 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:22:11,884 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 05:22:11,888 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-19 05:22:12,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:22:12,181 INFO L262 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 05:22:12,193 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:22:14,450 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2023-11-19 05:22:14,453 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:22:14,454 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:22:14,454 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1020352930] [2023-11-19 05:22:14,455 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1020352930] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:22:14,456 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:22:14,456 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 05:22:14,457 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [690024052] [2023-11-19 05:22:14,458 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:22:14,460 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-19 05:22:14,463 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:22:14,465 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-19 05:22:14,467 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-19 05:22:14,468 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) [2023-11-19 05:22:15,218 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:22:15,218 INFO L93 Difference]: Finished difference Result 268 states and 424 transitions. [2023-11-19 05:22:15,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-19 05:22:15,223 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 [2023-11-19 05:22:15,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:22:15,227 INFO L225 Difference]: With dead ends: 268 [2023-11-19 05:22:15,228 INFO L226 Difference]: Without dead ends: 180 [2023-11-19 05:22:15,229 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 201 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-19 05:22:15,231 INFO L413 NwaCegarLoop]: 139 mSDtfsCounter, 126 mSDsluCounter, 338 mSDsCounter, 0 mSdLazyCounter, 89 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 126 SdHoareTripleChecker+Valid, 477 SdHoareTripleChecker+Invalid, 156 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 89 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-19 05:22:15,231 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [126 Valid, 477 Invalid, 156 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 89 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-19 05:22:15,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180 states. [2023-11-19 05:22:15,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180 to 149. [2023-11-19 05:22:15,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 149 states, 80 states have (on average 1.2625) internal successors, (101), 80 states have internal predecessors, (101), 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) [2023-11-19 05:22:15,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 233 transitions. [2023-11-19 05:22:15,320 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 233 transitions. Word has length 205 [2023-11-19 05:22:15,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:22:15,322 INFO L495 AbstractCegarLoop]: Abstraction has 149 states and 233 transitions. [2023-11-19 05:22:15,322 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) [2023-11-19 05:22:15,322 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 233 transitions. [2023-11-19 05:22:15,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-11-19 05:22:15,332 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:22:15,333 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] [2023-11-19 05:22:15,345 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-19 05:22:15,545 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:22:15,545 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:22:15,546 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:22:15,546 INFO L85 PathProgramCache]: Analyzing trace with hash -1626318359, now seen corresponding path program 1 times [2023-11-19 05:22:15,547 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:22:15,547 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1168378891] [2023-11-19 05:22:15,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:22:15,548 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 [2023-11-19 05:22:15,548 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:22:15,550 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 05:22:15,551 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-19 05:22:15,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:22:15,878 INFO L262 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 05:22:15,885 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:22:16,746 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 386 proven. 87 refuted. 0 times theorem prover too weak. 1639 trivial. 0 not checked. [2023-11-19 05:22:16,746 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 05:22:17,244 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 9 proven. 87 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2023-11-19 05:22:17,245 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:22:17,245 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1168378891] [2023-11-19 05:22:17,246 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1168378891] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 05:22:17,246 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1031461357] [2023-11-19 05:22:17,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:22:17,246 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 05:22:17,247 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 05:22:17,249 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 05:22:17,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-19 05:22:17,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:22:17,748 INFO L262 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 05:22:17,761 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:22:17,835 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2023-11-19 05:22:17,835 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:22:17,836 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1031461357] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:22:17,836 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-19 05:22:17,836 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [6, 6] total 11 [2023-11-19 05:22:17,836 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [820218536] [2023-11-19 05:22:17,837 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:22:17,837 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 05:22:17,837 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:22:17,839 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 05:22:17,839 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2023-11-19 05:22:17,839 INFO L87 Difference]: Start difference. First operand 149 states and 233 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) [2023-11-19 05:22:17,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:22:17,994 INFO L93 Difference]: Finished difference Result 322 states and 507 transitions. [2023-11-19 05:22:17,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-19 05:22:17,995 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 [2023-11-19 05:22:17,997 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:22:18,000 INFO L225 Difference]: With dead ends: 322 [2023-11-19 05:22:18,000 INFO L226 Difference]: Without dead ends: 234 [2023-11-19 05:22:18,002 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 [2023-11-19 05:22:18,003 INFO L413 NwaCegarLoop]: 236 mSDtfsCounter, 156 mSDsluCounter, 370 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 156 SdHoareTripleChecker+Valid, 606 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 [2023-11-19 05:22:18,004 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [156 Valid, 606 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-19 05:22:18,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 234 states. [2023-11-19 05:22:18,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 234 to 153. [2023-11-19 05:22:18,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 153 states, 84 states have (on average 1.2738095238095237) internal successors, (107), 84 states have internal predecessors, (107), 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) [2023-11-19 05:22:18,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 239 transitions. [2023-11-19 05:22:18,043 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 239 transitions. Word has length 206 [2023-11-19 05:22:18,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:22:18,044 INFO L495 AbstractCegarLoop]: Abstraction has 153 states and 239 transitions. [2023-11-19 05:22:18,044 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) [2023-11-19 05:22:18,044 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 239 transitions. [2023-11-19 05:22:18,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-11-19 05:22:18,047 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:22:18,048 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] [2023-11-19 05:22:18,056 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2023-11-19 05:22:18,256 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2023-11-19 05:22:18,451 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:22:18,452 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:22:18,452 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:22:18,453 INFO L85 PathProgramCache]: Analyzing trace with hash -925253781, now seen corresponding path program 1 times [2023-11-19 05:22:18,454 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:22:18,454 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1493273327] [2023-11-19 05:22:18,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:22:18,454 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:22:18,454 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:22:18,458 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 05:22:18,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-11-19 05:22:18,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:22:18,782 INFO L262 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 05:22:18,788 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:22:19,559 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 386 proven. 87 refuted. 0 times theorem prover too weak. 1639 trivial. 0 not checked. [2023-11-19 05:22:19,560 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 05:22:20,041 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 9 proven. 87 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2023-11-19 05:22:20,041 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:22:20,041 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1493273327] [2023-11-19 05:22:20,041 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1493273327] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 05:22:20,042 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [611664630] [2023-11-19 05:22:20,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:22:20,042 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 05:22:20,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 05:22:20,044 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 05:22:20,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-11-19 05:22:21,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:22:21,159 INFO L262 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 05:22:21,166 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:22:22,245 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2023-11-19 05:22:22,246 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:22:22,246 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [611664630] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:22:22,246 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-19 05:22:22,247 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6, 6] total 11 [2023-11-19 05:22:22,247 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1092854388] [2023-11-19 05:22:22,247 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:22:22,248 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 05:22:22,248 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:22:22,249 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 05:22:22,249 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2023-11-19 05:22:22,250 INFO L87 Difference]: Start difference. First operand 153 states and 239 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) [2023-11-19 05:22:24,362 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.70s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:22:25,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:22:25,394 INFO L93 Difference]: Finished difference Result 249 states and 391 transitions. [2023-11-19 05:22:25,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-19 05:22:25,396 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 [2023-11-19 05:22:25,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:22:25,398 INFO L225 Difference]: With dead ends: 249 [2023-11-19 05:22:25,399 INFO L226 Difference]: Without dead ends: 157 [2023-11-19 05:22:25,400 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 616 GetRequests, 605 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2023-11-19 05:22:25,401 INFO L413 NwaCegarLoop]: 216 mSDtfsCounter, 116 mSDsluCounter, 90 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 116 SdHoareTripleChecker+Valid, 306 SdHoareTripleChecker+Invalid, 96 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2023-11-19 05:22:25,401 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [116 Valid, 306 Invalid, 96 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2023-11-19 05:22:25,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 157 states. [2023-11-19 05:22:25,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 157 to 153. [2023-11-19 05:22:25,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 153 states, 84 states have (on average 1.2380952380952381) internal successors, (104), 84 states have internal predecessors, (104), 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) [2023-11-19 05:22:25,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 236 transitions. [2023-11-19 05:22:25,443 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 236 transitions. Word has length 206 [2023-11-19 05:22:25,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:22:25,444 INFO L495 AbstractCegarLoop]: Abstraction has 153 states and 236 transitions. [2023-11-19 05:22:25,444 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) [2023-11-19 05:22:25,444 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 236 transitions. [2023-11-19 05:22:25,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2023-11-19 05:22:25,447 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:22:25,447 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] [2023-11-19 05:22:25,465 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2023-11-19 05:22:25,665 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2023-11-19 05:22:25,860 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt [2023-11-19 05:22:25,861 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:22:25,861 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:22:25,862 INFO L85 PathProgramCache]: Analyzing trace with hash 1214510921, now seen corresponding path program 1 times [2023-11-19 05:22:25,862 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:22:25,863 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [940713112] [2023-11-19 05:22:25,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:22:25,863 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:22:25,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:22:25,864 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 05:22:25,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2023-11-19 05:22:26,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:22:26,112 INFO L262 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 05:22:26,116 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:22:26,921 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 386 proven. 87 refuted. 0 times theorem prover too weak. 1639 trivial. 0 not checked. [2023-11-19 05:22:26,921 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 05:22:27,409 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 9 proven. 87 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2023-11-19 05:22:27,410 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:22:27,410 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [940713112] [2023-11-19 05:22:27,410 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [940713112] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 05:22:27,410 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [784306523] [2023-11-19 05:22:27,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:22:27,411 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 05:22:27,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 05:22:27,412 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 05:22:27,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2023-11-19 05:22:28,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:22:28,460 INFO L262 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 05:22:28,466 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:22:29,222 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 386 proven. 87 refuted. 0 times theorem prover too weak. 1639 trivial. 0 not checked. [2023-11-19 05:22:29,222 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 05:22:29,628 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 9 proven. 87 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2023-11-19 05:22:29,628 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [784306523] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 05:22:29,628 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [298966638] [2023-11-19 05:22:29,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:22:29,628 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:22:29,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:22:29,632 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 05:22:29,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-11-19 05:22:29,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:22:29,813 INFO L262 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 05:22:29,819 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:22:30,540 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 386 proven. 87 refuted. 0 times theorem prover too weak. 1639 trivial. 0 not checked. [2023-11-19 05:22:30,540 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 05:22:30,914 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 9 proven. 87 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2023-11-19 05:22:30,914 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [298966638] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 05:22:30,914 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2023-11-19 05:22:30,915 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6, 6, 6, 6] total 9 [2023-11-19 05:22:30,915 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2011264142] [2023-11-19 05:22:30,915 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2023-11-19 05:22:30,917 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-19 05:22:30,917 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:22:30,918 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-19 05:22:30,918 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2023-11-19 05:22:30,918 INFO L87 Difference]: Start difference. First operand 153 states and 236 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) [2023-11-19 05:22:31,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:22:31,807 INFO L93 Difference]: Finished difference Result 257 states and 388 transitions. [2023-11-19 05:22:31,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-19 05:22:31,809 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 [2023-11-19 05:22:31,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:22:31,812 INFO L225 Difference]: With dead ends: 257 [2023-11-19 05:22:31,812 INFO L226 Difference]: Without dead ends: 165 [2023-11-19 05:22:31,813 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 [2023-11-19 05:22:31,815 INFO L413 NwaCegarLoop]: 99 mSDtfsCounter, 214 mSDsluCounter, 130 mSDsCounter, 0 mSdLazyCounter, 183 mSolverCounterSat, 145 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 216 SdHoareTripleChecker+Valid, 229 SdHoareTripleChecker+Invalid, 328 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 145 IncrementalHoareTripleChecker+Valid, 183 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2023-11-19 05:22:31,817 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [216 Valid, 229 Invalid, 328 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [145 Valid, 183 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2023-11-19 05:22:31,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2023-11-19 05:22:31,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 157. [2023-11-19 05:22:31,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 157 states, 86 states have (on average 1.197674418604651) internal successors, (103), 86 states have internal predecessors, (103), 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) [2023-11-19 05:22:31,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 235 transitions. [2023-11-19 05:22:31,860 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 235 transitions. Word has length 207 [2023-11-19 05:22:31,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:22:31,861 INFO L495 AbstractCegarLoop]: Abstraction has 157 states and 235 transitions. [2023-11-19 05:22:31,861 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) [2023-11-19 05:22:31,861 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 235 transitions. [2023-11-19 05:22:31,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2023-11-19 05:22:31,864 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:22:31,866 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] [2023-11-19 05:22:31,875 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2023-11-19 05:22:32,088 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2023-11-19 05:22:32,277 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2023-11-19 05:22:32,473 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:22:32,473 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:22:32,473 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:22:32,473 INFO L85 PathProgramCache]: Analyzing trace with hash -577021124, now seen corresponding path program 1 times [2023-11-19 05:22:32,474 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:22:32,474 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1137855179] [2023-11-19 05:22:32,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:22:32,474 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:22:32,475 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:22:32,475 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 05:22:32,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc9ab08c-ac47-4e88-9bd0-138a4d9ac6df/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2023-11-19 05:22:32,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:22:32,709 INFO L262 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-19 05:22:32,717 INFO L285 TraceCheckSpWp]: Computing forward predicates...