./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-47.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-47.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6cdc77ef1177ec70fde4fcca3b975c090ca5a005c8132cd6d42fd3f6bb9538f4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:39:37,028 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:39:37,150 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 20:39:37,160 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:39:37,161 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 20:39:37,210 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:39:37,211 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 20:39:37,212 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 20:39:37,213 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:39:37,219 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 20:39:37,219 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 20:39:37,220 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 20:39:37,220 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 20:39:37,222 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 20:39:37,223 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 20:39:37,223 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 20:39:37,223 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 20:39:37,224 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 20:39:37,224 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 20:39:37,225 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 20:39:37,225 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 20:39:37,226 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 20:39:37,227 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:39:37,228 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:39:37,229 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:39:37,229 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:39:37,230 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:39:37,230 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:39:37,231 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:39:37,231 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:39:37,233 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:39:37,233 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:39:37,233 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:39:37,234 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:39:37,249 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:39:37,249 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 20:39:37,249 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 20:39:37,249 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:39:37,250 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:39:37,250 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:39:37,250 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:39:37,251 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 20:39:37,251 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:39:37,251 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 20:39:37,252 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:39:37,252 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 20:39:37,252 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:39:37,252 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_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6cdc77ef1177ec70fde4fcca3b975c090ca5a005c8132cd6d42fd3f6bb9538f4 [2023-11-23 20:39:37,641 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:39:37,684 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:39:37,688 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:39:37,689 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:39:37,690 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:39:37,692 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-47.i [2023-11-23 20:39:40,855 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:39:41,265 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:39:41,269 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-47.i [2023-11-23 20:39:41,288 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/data/84d81e14f/7403f01e64ca4a9a86e229dd2ecc703e/FLAG565077c70 [2023-11-23 20:39:41,308 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/data/84d81e14f/7403f01e64ca4a9a86e229dd2ecc703e [2023-11-23 20:39:41,315 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:39:41,317 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:39:41,321 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:39:41,321 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:39:41,328 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:39:41,329 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:39:41" (1/1) ... [2023-11-23 20:39:41,330 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@386cd0cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:41, skipping insertion in model container [2023-11-23 20:39:41,331 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:39:41" (1/1) ... [2023-11-23 20:39:41,405 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:39:41,580 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_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-47.i[916,929] [2023-11-23 20:39:41,700 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:39:41,718 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:39:41,734 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_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-47.i[916,929] [2023-11-23 20:39:41,806 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:39:41,830 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:39:41,831 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:41 WrapperNode [2023-11-23 20:39:41,831 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:39:41,833 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:39:41,833 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:39:41,833 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:39:41,843 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:41" (1/1) ... [2023-11-23 20:39:41,861 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:41" (1/1) ... [2023-11-23 20:39:41,939 INFO L138 Inliner]: procedures = 26, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 241 [2023-11-23 20:39:41,940 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:39:41,941 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:39:41,941 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:39:41,941 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:39:41,955 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:41" (1/1) ... [2023-11-23 20:39:41,956 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:41" (1/1) ... [2023-11-23 20:39:41,975 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:41" (1/1) ... [2023-11-23 20:39:41,975 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:41" (1/1) ... [2023-11-23 20:39:42,011 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:41" (1/1) ... [2023-11-23 20:39:42,016 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:41" (1/1) ... [2023-11-23 20:39:42,021 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:41" (1/1) ... [2023-11-23 20:39:42,024 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:41" (1/1) ... [2023-11-23 20:39:42,031 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:39:42,033 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:39:42,033 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:39:42,033 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:39:42,034 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:41" (1/1) ... [2023-11-23 20:39:42,063 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:39:42,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:39:42,122 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 20:39:42,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 20:39:42,179 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:39:42,180 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:39:42,180 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:39:42,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:39:42,183 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:39:42,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:39:42,349 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:39:42,352 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:39:42,986 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:39:43,524 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:39:43,524 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:39:43,527 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:39:43 BoogieIcfgContainer [2023-11-23 20:39:43,527 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:39:43,531 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 20:39:43,532 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 20:39:43,536 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 20:39:43,537 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 08:39:41" (1/3) ... [2023-11-23 20:39:43,538 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ef1da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:39:43, skipping insertion in model container [2023-11-23 20:39:43,538 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:41" (2/3) ... [2023-11-23 20:39:43,542 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ef1da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:39:43, skipping insertion in model container [2023-11-23 20:39:43,543 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:39:43" (3/3) ... [2023-11-23 20:39:43,544 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-47.i [2023-11-23 20:39:43,566 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 20:39:43,566 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 20:39:43,637 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 20:39:43,647 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;@1c685f6c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 20:39:43,648 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 20:39:43,653 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) [2023-11-23 20:39:43,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-11-23 20:39:43,670 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:39:43,671 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] [2023-11-23 20:39:43,672 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:39:43,679 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:39:43,679 INFO L85 PathProgramCache]: Analyzing trace with hash -2140298254, now seen corresponding path program 1 times [2023-11-23 20:39:43,690 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 20:39:43,691 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [942098372] [2023-11-23 20:39:43,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:39:43,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:39:43,953 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 20:39:43,954 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [43950940] [2023-11-23 20:39:43,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:39:43,954 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 20:39:43,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:39:43,957 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 20:39:43,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 20:39:44,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:39:44,393 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 20:39:44,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:39:44,700 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 20:39:44,703 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 20:39:44,704 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 20:39:44,722 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-23 20:39:44,916 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-23 20:39:44,921 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 20:39:44,925 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 20:39:45,085 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 08:39:45 BoogieIcfgContainer [2023-11-23 20:39:45,085 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 20:39:45,086 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 20:39:45,086 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 20:39:45,086 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 20:39:45,087 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:39:43" (3/4) ... [2023-11-23 20:39:45,089 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 20:39:45,090 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 20:39:45,091 INFO L158 Benchmark]: Toolchain (without parser) took 3774.43ms. Allocated memory is still 165.7MB. Free memory was 137.1MB in the beginning and 63.1MB in the end (delta: 74.0MB). Peak memory consumption was 72.6MB. Max. memory is 16.1GB. [2023-11-23 20:39:45,092 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 130.0MB. Free memory is still 102.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:39:45,093 INFO L158 Benchmark]: CACSL2BoogieTranslator took 511.04ms. Allocated memory is still 165.7MB. Free memory was 137.1MB in the beginning and 119.2MB in the end (delta: 17.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-23 20:39:45,093 INFO L158 Benchmark]: Boogie Procedure Inliner took 107.10ms. Allocated memory is still 165.7MB. Free memory was 119.2MB in the beginning and 115.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 20:39:45,094 INFO L158 Benchmark]: Boogie Preprocessor took 91.04ms. Allocated memory is still 165.7MB. Free memory was 115.0MB in the beginning and 112.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:39:45,095 INFO L158 Benchmark]: RCFGBuilder took 1494.74ms. Allocated memory is still 165.7MB. Free memory was 112.9MB in the beginning and 127.1MB in the end (delta: -14.1MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2023-11-23 20:39:45,095 INFO L158 Benchmark]: TraceAbstraction took 1553.60ms. Allocated memory is still 165.7MB. Free memory was 126.0MB in the beginning and 64.1MB in the end (delta: 61.9MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. [2023-11-23 20:39:45,096 INFO L158 Benchmark]: Witness Printer took 4.70ms. Allocated memory is still 165.7MB. Free memory was 64.1MB in the beginning and 63.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:39:45,099 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 130.0MB. Free memory is still 102.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 511.04ms. Allocated memory is still 165.7MB. Free memory was 137.1MB in the beginning and 119.2MB in the end (delta: 17.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 107.10ms. Allocated memory is still 165.7MB. Free memory was 119.2MB in the beginning and 115.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 91.04ms. Allocated memory is still 165.7MB. Free memory was 115.0MB in the beginning and 112.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1494.74ms. Allocated memory is still 165.7MB. Free memory was 112.9MB in the beginning and 127.1MB in the end (delta: -14.1MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. * TraceAbstraction took 1553.60ms. Allocated memory is still 165.7MB. Free memory was 126.0MB in the beginning and 64.1MB in the end (delta: 61.9MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. * Witness Printer took 4.70ms. Allocated memory is still 165.7MB. Free memory was 64.1MB in the beginning and 63.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 84, overapproximation of someUnaryDOUBLEoperation at line 84. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = 5; [L23] signed char var_1_3 = -32; [L24] unsigned long int var_1_6 = 10; [L25] unsigned short int var_1_11 = 32; [L26] unsigned short int var_1_13 = 10; [L27] unsigned short int var_1_14 = 0; [L28] signed short int var_1_15 = -128; [L29] signed short int var_1_16 = 4; [L30] signed short int var_1_17 = 128; [L31] double var_1_18 = 0.6; [L32] double var_1_19 = 4.3; [L33] double var_1_20 = 64.2; [L34] double var_1_21 = 200.6; [L35] unsigned long int var_1_22 = 100000; [L36] unsigned long int var_1_23 = 32; [L37] unsigned long int var_1_24 = 1251238951; [L38] unsigned long int var_1_25 = 3528560962; [L39] unsigned char var_1_26 = 0; [L40] unsigned long int var_1_27 = 3248462006; [L41] unsigned char var_1_28 = 1; [L42] unsigned char var_1_29 = 0; [L43] signed char var_1_30 = -4; [L44] signed char var_1_31 = 2; [L45] signed char var_1_32 = 100; [L46] signed char var_1_33 = -32; [L47] signed char var_1_34 = -8; [L48] unsigned char var_1_35 = 1; [L49] unsigned char var_1_36 = 0; [L50] signed char var_1_37 = -25; [L51] signed char var_1_38 = 8; [L52] unsigned long int last_1_var_1_6 = 10; [L53] unsigned short int last_1_var_1_11 = 32; [L54] unsigned short int last_1_var_1_14 = 0; [L55] unsigned long int last_1_var_1_22 = 100000; [L56] unsigned char last_1_var_1_26 = 0; [L57] unsigned char last_1_var_1_35 = 1; [L233] isInitial = 1 [L234] FCALL initially() [L235] int k_loop; [L236] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=10, var_1_14=0, var_1_15=-128, var_1_16=4, var_1_17=128, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-32, var_1_6=10] [L236] COND TRUE k_loop < 1 [L237] CALL updateLastVariables() [L221] last_1_var_1_6 = var_1_6 [L222] last_1_var_1_11 = var_1_11 [L223] last_1_var_1_14 = var_1_14 [L224] last_1_var_1_22 = var_1_22 [L225] last_1_var_1_26 = var_1_26 [L226] last_1_var_1_35 = var_1_35 [L237] RET updateLastVariables() [L238] CALL updateVariables() [L168] var_1_3 = __VERIFIER_nondet_char() [L169] CALL assume_abort_if_not(var_1_3 >= -126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=10, var_1_14=0, var_1_15=-128, var_1_16=4, var_1_17=128, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_3 >= -126) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=10, var_1_14=0, var_1_15=-128, var_1_16=4, var_1_17=128, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L170] CALL assume_abort_if_not(var_1_3 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=10, var_1_14=0, var_1_15=-128, var_1_16=4, var_1_17=128, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_3 <= 126) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=10, var_1_14=0, var_1_15=-128, var_1_16=4, var_1_17=128, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L171] var_1_13 = __VERIFIER_nondet_ushort() [L172] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_14=0, var_1_15=-128, var_1_16=4, var_1_17=128, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_14=0, var_1_15=-128, var_1_16=4, var_1_17=128, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L173] CALL assume_abort_if_not(var_1_13 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=8, var_1_14=0, var_1_15=-128, var_1_16=4, var_1_17=128, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_13 <= 65534) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=8, var_1_14=0, var_1_15=-128, var_1_16=4, var_1_17=128, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L174] var_1_16 = __VERIFIER_nondet_short() [L175] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=8, var_1_14=0, var_1_15=-128, var_1_16=2, var_1_17=128, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=8, var_1_14=0, var_1_15=-128, var_1_16=2, var_1_17=128, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L176] CALL assume_abort_if_not(var_1_16 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=8, var_1_14=0, var_1_15=-128, var_1_16=2, var_1_17=128, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_16 <= 16383) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=8, var_1_14=0, var_1_15=-128, var_1_16=2, var_1_17=128, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L177] var_1_17 = __VERIFIER_nondet_short() [L178] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=8, var_1_14=0, var_1_15=-128, var_1_16=2, var_1_17=16268, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=8, var_1_14=0, var_1_15=-128, var_1_16=2, var_1_17=16268, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L179] CALL assume_abort_if_not(var_1_17 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=8, var_1_14=0, var_1_15=-128, var_1_16=2, var_1_17=16268, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_17 <= 16383) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=8, var_1_14=0, var_1_15=-128, var_1_16=2, var_1_17=16268, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L180] var_1_19 = __VERIFIER_nondet_double() [L181] CALL assume_abort_if_not((var_1_19 >= -922337.2036854765600e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 9223372.036854765600e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=8, var_1_14=0, var_1_15=-128, var_1_16=2, var_1_17=16268, var_1_18=3/5, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not((var_1_19 >= -922337.2036854765600e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 9223372.036854765600e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=8, var_1_14=0, var_1_15=-128, var_1_16=2, var_1_17=16268, var_1_18=3/5, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L182] var_1_20 = __VERIFIER_nondet_double() [L183] 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_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=8, var_1_14=0, var_1_15=-128, var_1_16=2, var_1_17=16268, var_1_18=3/5, var_1_1=5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L183] 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_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=8, var_1_14=0, var_1_15=-128, var_1_16=2, var_1_17=16268, var_1_18=3/5, var_1_1=5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L184] var_1_21 = __VERIFIER_nondet_double() [L185] CALL assume_abort_if_not((var_1_21 >= -922337.2036854765600e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=8, var_1_14=0, var_1_15=-128, var_1_16=2, var_1_17=16268, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not((var_1_21 >= -922337.2036854765600e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=8, var_1_14=0, var_1_15=-128, var_1_16=2, var_1_17=16268, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L186] var_1_24 = __VERIFIER_nondet_ulong() [L187] CALL assume_abort_if_not(var_1_24 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=8, var_1_14=0, var_1_15=-128, var_1_16=2, var_1_17=16268, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not(var_1_24 >= 1073741823) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=8, var_1_14=0, var_1_15=-128, var_1_16=2, var_1_17=16268, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L188] CALL assume_abort_if_not(var_1_24 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=8, var_1_14=0, var_1_15=-128, var_1_16=2, var_1_17=16268, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not(var_1_24 <= 2147483647) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=8, var_1_14=0, var_1_15=-128, var_1_16=2, var_1_17=16268, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L189] var_1_25 = __VERIFIER_nondet_ulong() [L190] CALL assume_abort_if_not(var_1_25 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=8, var_1_14=0, var_1_15=-128, var_1_16=2, var_1_17=16268, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=2147483647, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L190] RET assume_abort_if_not(var_1_25 >= 2147483647) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=8, var_1_14=0, var_1_15=-128, var_1_16=2, var_1_17=16268, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=2147483647, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L191] CALL assume_abort_if_not(var_1_25 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=8, var_1_14=0, var_1_15=-128, var_1_16=2, var_1_17=16268, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=2147483647, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L191] RET assume_abort_if_not(var_1_25 <= 4294967294) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=8, var_1_14=0, var_1_15=-128, var_1_16=2, var_1_17=16268, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=2147483647, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L192] var_1_27 = __VERIFIER_nondet_ulong() [L193] CALL assume_abort_if_not(var_1_27 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=8, var_1_14=0, var_1_15=-128, var_1_16=2, var_1_17=16268, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=2147483647, var_1_26=0, var_1_27=2147483656, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L193] RET assume_abort_if_not(var_1_27 >= 2147483647) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=8, var_1_14=0, var_1_15=-128, var_1_16=2, var_1_17=16268, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=2147483647, var_1_26=0, var_1_27=2147483656, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L194] CALL assume_abort_if_not(var_1_27 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=8, var_1_14=0, var_1_15=-128, var_1_16=2, var_1_17=16268, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=2147483647, var_1_26=0, var_1_27=2147483656, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L194] RET assume_abort_if_not(var_1_27 <= 4294967295) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=8, var_1_14=0, var_1_15=-128, var_1_16=2, var_1_17=16268, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=2147483647, var_1_26=0, var_1_27=2147483656, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L195] var_1_28 = __VERIFIER_nondet_uchar() [L196] CALL assume_abort_if_not(var_1_28 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=8, var_1_14=0, var_1_15=-128, var_1_16=2, var_1_17=16268, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=2147483647, var_1_26=0, var_1_27=2147483656, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L196] RET assume_abort_if_not(var_1_28 >= 1) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=8, var_1_14=0, var_1_15=-128, var_1_16=2, var_1_17=16268, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=2147483647, var_1_26=0, var_1_27=2147483656, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L197] CALL assume_abort_if_not(var_1_28 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=8, var_1_14=0, var_1_15=-128, var_1_16=2, var_1_17=16268, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=2147483647, var_1_26=0, var_1_27=2147483656, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L197] RET assume_abort_if_not(var_1_28 <= 1) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=8, var_1_14=0, var_1_15=-128, var_1_16=2, var_1_17=16268, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=2147483647, var_1_26=0, var_1_27=2147483656, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L198] var_1_29 = __VERIFIER_nondet_uchar() [L199] CALL assume_abort_if_not(var_1_29 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=8, var_1_14=0, var_1_15=-128, var_1_16=2, var_1_17=16268, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=2147483647, var_1_26=0, var_1_27=2147483656, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L199] RET assume_abort_if_not(var_1_29 >= 1) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=8, var_1_14=0, var_1_15=-128, var_1_16=2, var_1_17=16268, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=2147483647, var_1_26=0, var_1_27=2147483656, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L200] CALL assume_abort_if_not(var_1_29 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=8, var_1_14=0, var_1_15=-128, var_1_16=2, var_1_17=16268, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=2147483647, var_1_26=0, var_1_27=2147483656, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L200] RET assume_abort_if_not(var_1_29 <= 1) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=8, var_1_14=0, var_1_15=-128, var_1_16=2, var_1_17=16268, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=2147483647, var_1_26=0, var_1_27=2147483656, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L201] var_1_31 = __VERIFIER_nondet_char() [L202] CALL assume_abort_if_not(var_1_31 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=8, var_1_14=0, var_1_15=-128, var_1_16=2, var_1_17=16268, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=2147483647, var_1_26=0, var_1_27=2147483656, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L202] RET assume_abort_if_not(var_1_31 >= -1) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=8, var_1_14=0, var_1_15=-128, var_1_16=2, var_1_17=16268, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=2147483647, var_1_26=0, var_1_27=2147483656, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L203] CALL assume_abort_if_not(var_1_31 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=8, var_1_14=0, var_1_15=-128, var_1_16=2, var_1_17=16268, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=2147483647, var_1_26=0, var_1_27=2147483656, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L203] RET assume_abort_if_not(var_1_31 <= 126) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=8, var_1_14=0, var_1_15=-128, var_1_16=2, var_1_17=16268, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=2147483647, var_1_26=0, var_1_27=2147483656, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L204] var_1_32 = __VERIFIER_nondet_char() [L205] CALL assume_abort_if_not(var_1_32 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=8, var_1_14=0, var_1_15=-128, var_1_16=2, var_1_17=16268, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=2147483647, var_1_26=0, var_1_27=2147483656, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=0, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L205] RET assume_abort_if_not(var_1_32 >= 0) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=8, var_1_14=0, var_1_15=-128, var_1_16=2, var_1_17=16268, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=2147483647, var_1_26=0, var_1_27=2147483656, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=0, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L206] CALL assume_abort_if_not(var_1_32 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=8, var_1_14=0, var_1_15=-128, var_1_16=2, var_1_17=16268, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=2147483647, var_1_26=0, var_1_27=2147483656, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=0, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L206] RET assume_abort_if_not(var_1_32 <= 126) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=8, var_1_14=0, var_1_15=-128, var_1_16=2, var_1_17=16268, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=2147483647, var_1_26=0, var_1_27=2147483656, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=0, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L207] var_1_33 = __VERIFIER_nondet_char() [L208] CALL assume_abort_if_not(var_1_33 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=8, var_1_14=0, var_1_15=-128, var_1_16=2, var_1_17=16268, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=2147483647, var_1_26=0, var_1_27=2147483656, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=0, var_1_33=-63, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L208] RET assume_abort_if_not(var_1_33 >= -63) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=8, var_1_14=0, var_1_15=-128, var_1_16=2, var_1_17=16268, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=2147483647, var_1_26=0, var_1_27=2147483656, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=0, var_1_33=-63, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L209] CALL assume_abort_if_not(var_1_33 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=8, var_1_14=0, var_1_15=-128, var_1_16=2, var_1_17=16268, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=2147483647, var_1_26=0, var_1_27=2147483656, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=0, var_1_33=-63, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L209] RET assume_abort_if_not(var_1_33 <= 63) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=8, var_1_14=0, var_1_15=-128, var_1_16=2, var_1_17=16268, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=2147483647, var_1_26=0, var_1_27=2147483656, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=0, var_1_33=-63, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L210] var_1_34 = __VERIFIER_nondet_char() [L211] CALL assume_abort_if_not(var_1_34 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=8, var_1_14=0, var_1_15=-128, var_1_16=2, var_1_17=16268, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=2147483647, var_1_26=0, var_1_27=2147483656, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=0, var_1_33=-63, var_1_34=-63, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L211] RET assume_abort_if_not(var_1_34 >= -63) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=8, var_1_14=0, var_1_15=-128, var_1_16=2, var_1_17=16268, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=2147483647, var_1_26=0, var_1_27=2147483656, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=0, var_1_33=-63, var_1_34=-63, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L212] CALL assume_abort_if_not(var_1_34 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=8, var_1_14=0, var_1_15=-128, var_1_16=2, var_1_17=16268, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=2147483647, var_1_26=0, var_1_27=2147483656, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=0, var_1_33=-63, var_1_34=-63, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L212] RET assume_abort_if_not(var_1_34 <= 63) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=8, var_1_14=0, var_1_15=-128, var_1_16=2, var_1_17=16268, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=2147483647, var_1_26=0, var_1_27=2147483656, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=0, var_1_33=-63, var_1_34=-63, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L213] var_1_36 = __VERIFIER_nondet_uchar() [L214] CALL assume_abort_if_not(var_1_36 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=8, var_1_14=0, var_1_15=-128, var_1_16=2, var_1_17=16268, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=2147483647, var_1_26=0, var_1_27=2147483656, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=0, var_1_33=-63, var_1_34=-63, var_1_35=1, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L214] RET assume_abort_if_not(var_1_36 >= 0) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=8, var_1_14=0, var_1_15=-128, var_1_16=2, var_1_17=16268, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=2147483647, var_1_26=0, var_1_27=2147483656, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=0, var_1_33=-63, var_1_34=-63, var_1_35=1, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L215] CALL assume_abort_if_not(var_1_36 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=8, var_1_14=0, var_1_15=-128, var_1_16=2, var_1_17=16268, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=2147483647, var_1_26=0, var_1_27=2147483656, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=0, var_1_33=-63, var_1_34=-63, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L215] RET assume_abort_if_not(var_1_36 <= 0) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=8, var_1_14=0, var_1_15=-128, var_1_16=2, var_1_17=16268, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=2147483647, var_1_26=0, var_1_27=2147483656, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=0, var_1_33=-63, var_1_34=-63, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L216] var_1_38 = __VERIFIER_nondet_char() [L217] CALL assume_abort_if_not(var_1_38 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=8, var_1_14=0, var_1_15=-128, var_1_16=2, var_1_17=16268, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=2147483647, var_1_26=0, var_1_27=2147483656, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=0, var_1_33=-63, var_1_34=-63, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=-127, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L217] RET assume_abort_if_not(var_1_38 >= -127) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=8, var_1_14=0, var_1_15=-128, var_1_16=2, var_1_17=16268, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=2147483647, var_1_26=0, var_1_27=2147483656, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=0, var_1_33=-63, var_1_34=-63, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=-127, var_1_3=-1, var_1_6=10] [L218] CALL assume_abort_if_not(var_1_38 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=8, var_1_14=0, var_1_15=-128, var_1_16=2, var_1_17=16268, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=2147483647, var_1_26=0, var_1_27=2147483656, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=0, var_1_33=-63, var_1_34=-63, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=-127, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L218] RET assume_abort_if_not(var_1_38 <= 126) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=8, var_1_14=0, var_1_15=-128, var_1_16=2, var_1_17=16268, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=2147483647, var_1_26=0, var_1_27=2147483656, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=0, var_1_33=-63, var_1_34=-63, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=-127, var_1_3=-1, var_1_6=10] [L238] RET updateVariables() [L239] CALL step() [L61] signed long int stepLocal_5 = last_1_var_1_14; [L62] COND TRUE last_1_var_1_6 > stepLocal_5 [L63] var_1_23 = (var_1_16 + (var_1_24 - var_1_13)) [L69] unsigned long int stepLocal_2 = last_1_var_1_22 + last_1_var_1_22; [L70] unsigned char stepLocal_1 = last_1_var_1_26; [L71] unsigned long int stepLocal_0 = last_1_var_1_22; [L72] COND FALSE !(last_1_var_1_14 > stepLocal_2) [L81] var_1_11 = var_1_13 [L83] var_1_14 = var_1_13 [L84] var_1_18 = ((((var_1_19) > ((((((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21))) < 0 ) ? -((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21))) : ((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21))))))) ? (var_1_19) : ((((((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21))) < 0 ) ? -((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21))) : ((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21)))))))) [L85] signed long int stepLocal_4 = 0; [L86] unsigned short int stepLocal_3 = var_1_13; [L87] COND TRUE var_1_14 <= stepLocal_3 [L88] COND FALSE !(stepLocal_4 >= var_1_23) [L91] var_1_22 = var_1_13 [L94] unsigned short int stepLocal_7 = var_1_13; [L95] unsigned long int stepLocal_6 = var_1_25; [L96] COND TRUE stepLocal_6 < (((((var_1_27) < 0 ) ? -(var_1_27) : (var_1_27))) - var_1_22) [L97] var_1_26 = (var_1_28 && var_1_29) [L107] COND TRUE \read(var_1_26) [L108] var_1_35 = (! var_1_36) [L112] COND TRUE \read(var_1_35) [L113] var_1_6 = ((((8u) > (var_1_11)) ? (8u) : (var_1_11))) [L119] COND TRUE \read(var_1_26) [L120] var_1_1 = (((((((10) < (var_1_3)) ? (10) : (var_1_3))) < 0 ) ? -((((10) < (var_1_3)) ? (10) : (var_1_3))) : ((((10) < (var_1_3)) ? (10) : (var_1_3))))) [L132] COND TRUE \read(var_1_35) [L133] var_1_15 = (var_1_3 + (var_1_16 - ((((var_1_17) < (2)) ? (var_1_17) : (2))))) [L137] unsigned short int stepLocal_10 = var_1_11; [L138] unsigned char stepLocal_9 = var_1_26; [L139] signed long int stepLocal_8 = ((((var_1_16) > (var_1_17)) ? (var_1_16) : (var_1_17))) - var_1_32; [L140] COND FALSE !(var_1_6 < stepLocal_10) [L147] COND FALSE !(stepLocal_8 <= var_1_34) [L155] unsigned short int stepLocal_12 = var_1_13; [L156] unsigned char stepLocal_11 = var_1_35; [L157] COND TRUE stepLocal_11 && var_1_28 [L158] COND TRUE stepLocal_12 != var_1_27 [L159] var_1_37 = ((((var_1_3) < (var_1_32)) ? (var_1_3) : (var_1_32))) [L239] RET step() [L240] CALL, EXPR property() [L229-L230] return (((((((((((var_1_26 ? (var_1_1 == ((signed char) (((((((10) < (var_1_3)) ? (10) : (var_1_3))) < 0 ) ? -((((10) < (var_1_3)) ? (10) : (var_1_3))) : ((((10) < (var_1_3)) ? (10) : (var_1_3))))))) : (var_1_35 ? (var_1_26 ? (var_1_1 == ((signed char) var_1_3)) : (var_1_1 == ((signed char) var_1_3))) : (var_1_1 == ((signed char) var_1_3)))) && (var_1_35 ? (var_1_6 == ((unsigned long int) ((((8u) > (var_1_11)) ? (8u) : (var_1_11))))) : ((var_1_11 > var_1_14) ? (var_1_6 == ((unsigned long int) ((((var_1_14) > ((3173943110u - var_1_11))) ? (var_1_14) : ((3173943110u - var_1_11)))))) : 1))) && ((last_1_var_1_14 > (last_1_var_1_22 + last_1_var_1_22)) ? ((last_1_var_1_11 != last_1_var_1_22) ? ((last_1_var_1_26 && last_1_var_1_26) ? (var_1_11 == ((unsigned short int) var_1_13)) : (var_1_11 == ((unsigned short int) var_1_13))) : 1) : (var_1_11 == ((unsigned short int) var_1_13)))) && (var_1_14 == ((unsigned short int) var_1_13))) && (var_1_35 ? (var_1_15 == ((signed short int) (var_1_3 + (var_1_16 - ((((var_1_17) < (2)) ? (var_1_17) : (2))))))) : (var_1_15 == ((signed short int) ((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17))))))) && (var_1_18 == ((double) ((((var_1_19) > ((((((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21))) < 0 ) ? -((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21))) : ((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21))))))) ? (var_1_19) : ((((((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21))) < 0 ) ? -((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21))) : ((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21))))))))))) && ((var_1_14 <= var_1_13) ? ((0 >= var_1_23) ? (var_1_22 == ((unsigned long int) var_1_11)) : (var_1_22 == ((unsigned long int) var_1_13))) : 1)) && ((last_1_var_1_6 > last_1_var_1_14) ? (var_1_23 == ((unsigned long int) (var_1_16 + (var_1_24 - var_1_13)))) : (last_1_var_1_35 ? (var_1_23 == ((unsigned long int) (var_1_25 - (1448097314u - var_1_13)))) : 1))) && ((var_1_25 < (((((var_1_27) < 0 ) ? -(var_1_27) : (var_1_27))) - var_1_22)) ? (var_1_26 == ((unsigned char) (var_1_28 && var_1_29))) : (var_1_28 ? ((var_1_11 <= var_1_13) ? (var_1_26 == ((unsigned char) var_1_29)) : (var_1_26 == ((unsigned char) var_1_29))) : 1))) && ((var_1_6 < var_1_11) ? ((((((var_1_18) < (3.75f)) ? (var_1_18) : (3.75f))) >= var_1_20) ? (var_1_30 == ((signed char) ((((var_1_3) > (((((-16) < ((var_1_31 - var_1_32))) ? (-16) : ((var_1_31 - var_1_32)))))) ? (var_1_3) : (((((-16) < ((var_1_31 - var_1_32))) ? (-16) : ((var_1_31 - var_1_32))))))))) : (var_1_30 == ((signed char) ((((var_1_33 + var_1_34) < 0 ) ? -(var_1_33 + var_1_34) : (var_1_33 + var_1_34)))))) : (((((((var_1_16) > (var_1_17)) ? (var_1_16) : (var_1_17))) - var_1_32) <= var_1_34) ? ((var_1_26 && ((var_1_11 * var_1_22) <= var_1_6)) ? (var_1_30 == ((signed char) ((((var_1_34) > (var_1_31)) ? (var_1_34) : (var_1_31))))) : (var_1_30 == ((signed char) var_1_33))) : 1))) && (var_1_26 ? (var_1_35 == ((unsigned char) (! var_1_36))) : (var_1_35 == ((unsigned char) ((var_1_3 > var_1_23) || var_1_28))))) && ((var_1_35 && var_1_28) ? ((var_1_13 != var_1_27) ? (var_1_37 == ((signed char) ((((var_1_3) < (var_1_32)) ? (var_1_3) : (var_1_32))))) : (var_1_37 == ((signed char) var_1_31))) : (var_1_37 == ((signed char) var_1_38))) ; [L240] RET, EXPR property() [L240] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=8, var_1_13=8, var_1_14=8, var_1_15=-1, var_1_16=2, var_1_17=16268, var_1_18=2, var_1_19=2, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=8, var_1_23=2147483641, var_1_24=2147483647, var_1_25=2147483647, var_1_26=1, var_1_27=2147483656, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=0, var_1_33=-63, var_1_34=-63, var_1_35=1, var_1_36=0, var_1_37=-1, var_1_38=-127, var_1_3=-1, var_1_6=8] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=8, var_1_13=8, var_1_14=8, var_1_15=-1, var_1_16=2, var_1_17=16268, var_1_18=2, var_1_19=2, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=8, var_1_23=2147483641, var_1_24=2147483647, var_1_25=2147483647, var_1_26=1, var_1_27=2147483656, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=0, var_1_33=-63, var_1_34=-63, var_1_35=1, var_1_36=0, var_1_37=-1, var_1_38=-127, var_1_3=-1, var_1_6=8] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 60 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 1, TraceHistogramMax: 33, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=60occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s 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 [2023-11-23 20:39:45,140 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-47.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6cdc77ef1177ec70fde4fcca3b975c090ca5a005c8132cd6d42fd3f6bb9538f4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:39:47,976 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:39:48,091 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 20:39:48,110 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:39:48,111 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 20:39:48,160 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:39:48,161 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 20:39:48,161 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 20:39:48,163 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:39:48,168 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 20:39:48,168 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 20:39:48,169 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 20:39:48,169 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 20:39:48,171 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 20:39:48,172 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 20:39:48,172 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 20:39:48,174 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:39:48,174 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:39:48,174 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:39:48,176 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:39:48,176 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:39:48,177 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:39:48,177 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:39:48,177 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:39:48,178 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:39:48,178 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:39:48,179 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:39:48,179 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:39:48,179 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:39:48,180 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:39:48,181 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:39:48,182 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 20:39:48,182 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 20:39:48,182 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 20:39:48,183 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:39:48,183 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:39:48,183 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:39:48,183 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:39:48,184 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:39:48,185 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:39:48,185 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 20:39:48,185 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:39:48,186 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 20:39:48,186 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:39:48,186 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_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6cdc77ef1177ec70fde4fcca3b975c090ca5a005c8132cd6d42fd3f6bb9538f4 [2023-11-23 20:39:48,552 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:39:48,590 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:39:48,593 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:39:48,594 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:39:48,595 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:39:48,596 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-47.i [2023-11-23 20:39:51,701 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:39:52,032 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:39:52,033 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-47.i [2023-11-23 20:39:52,045 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/data/40525c8be/d425f2f3e28e46b2aa7e61d3d802de5f/FLAG5eb2be667 [2023-11-23 20:39:52,061 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/data/40525c8be/d425f2f3e28e46b2aa7e61d3d802de5f [2023-11-23 20:39:52,063 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:39:52,069 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:39:52,073 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:39:52,073 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:39:52,079 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:39:52,080 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:39:52" (1/1) ... [2023-11-23 20:39:52,081 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2eba546f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:52, skipping insertion in model container [2023-11-23 20:39:52,081 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:39:52" (1/1) ... [2023-11-23 20:39:52,121 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:39:52,337 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_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-47.i[916,929] [2023-11-23 20:39:52,489 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:39:52,513 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:39:52,539 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_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-47.i[916,929] [2023-11-23 20:39:52,610 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:39:52,632 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:39:52,633 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:52 WrapperNode [2023-11-23 20:39:52,633 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:39:52,634 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:39:52,635 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:39:52,635 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:39:52,644 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:52" (1/1) ... [2023-11-23 20:39:52,676 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:52" (1/1) ... [2023-11-23 20:39:52,730 INFO L138 Inliner]: procedures = 27, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 233 [2023-11-23 20:39:52,730 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:39:52,731 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:39:52,731 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:39:52,731 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:39:52,742 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:52" (1/1) ... [2023-11-23 20:39:52,742 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:52" (1/1) ... [2023-11-23 20:39:52,748 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:52" (1/1) ... [2023-11-23 20:39:52,749 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:52" (1/1) ... [2023-11-23 20:39:52,766 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:52" (1/1) ... [2023-11-23 20:39:52,770 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:52" (1/1) ... [2023-11-23 20:39:52,774 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:52" (1/1) ... [2023-11-23 20:39:52,777 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:52" (1/1) ... [2023-11-23 20:39:52,783 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:39:52,784 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:39:52,784 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:39:52,784 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:39:52,785 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:52" (1/1) ... [2023-11-23 20:39:52,791 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:39:52,805 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:39:52,830 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 20:39:52,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 20:39:52,880 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:39:52,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:39:52,880 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:39:52,881 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:39:52,881 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:39:52,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:39:52,989 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:39:52,991 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:39:53,668 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:39:53,806 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:39:53,806 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:39:53,807 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:39:53 BoogieIcfgContainer [2023-11-23 20:39:53,807 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:39:53,812 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 20:39:53,812 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 20:39:53,816 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 20:39:53,816 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 08:39:52" (1/3) ... [2023-11-23 20:39:53,817 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3762db3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:39:53, skipping insertion in model container [2023-11-23 20:39:53,819 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:52" (2/3) ... [2023-11-23 20:39:53,819 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3762db3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:39:53, skipping insertion in model container [2023-11-23 20:39:53,820 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:39:53" (3/3) ... [2023-11-23 20:39:53,823 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-47.i [2023-11-23 20:39:53,845 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 20:39:53,846 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 20:39:53,913 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 20:39:53,924 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;@3fcb17c6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 20:39:53,925 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 20:39:53,930 INFO L276 IsEmpty]: Start isEmpty. Operand has 92 states, 56 states have (on average 1.5) internal successors, (84), 57 states have internal predecessors, (84), 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) [2023-11-23 20:39:53,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2023-11-23 20:39:53,964 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:39:53,965 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:39:53,966 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:39:53,972 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:39:53,973 INFO L85 PathProgramCache]: Analyzing trace with hash -577273219, now seen corresponding path program 1 times [2023-11-23 20:39:53,998 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:39:53,998 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [409904656] [2023-11-23 20:39:53,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:39:54,000 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:39:54,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:39:54,004 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 20:39:54,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-23 20:39:54,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:39:54,485 INFO L262 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:39:54,501 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:39:54,571 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 944 proven. 0 refuted. 0 times theorem prover too weak. 1168 trivial. 0 not checked. [2023-11-23 20:39:54,571 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 20:39:54,572 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:39:54,573 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [409904656] [2023-11-23 20:39:54,573 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [409904656] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:39:54,574 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 20:39:54,574 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 20:39:54,576 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [77702527] [2023-11-23 20:39:54,577 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:39:54,583 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 20:39:54,583 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:39:54,634 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 20:39:54,635 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 20:39:54,638 INFO L87 Difference]: Start difference. First operand has 92 states, 56 states have (on average 1.5) internal successors, (84), 57 states have internal predecessors, (84), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-23 20:39:54,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:39:54,820 INFO L93 Difference]: Finished difference Result 183 states and 332 transitions. [2023-11-23 20:39:54,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 20:39:54,823 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 204 [2023-11-23 20:39:54,824 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:39:54,834 INFO L225 Difference]: With dead ends: 183 [2023-11-23 20:39:54,834 INFO L226 Difference]: Without dead ends: 90 [2023-11-23 20:39:54,840 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 203 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 20:39:54,844 INFO L413 NwaCegarLoop]: 142 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 142 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-23 20:39:54,846 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 142 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-23 20:39:54,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2023-11-23 20:39:54,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 90. [2023-11-23 20:39:54,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 55 states have (on average 1.4363636363636363) internal successors, (79), 55 states have internal predecessors, (79), 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) [2023-11-23 20:39:54,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 145 transitions. [2023-11-23 20:39:54,908 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 145 transitions. Word has length 204 [2023-11-23 20:39:54,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:39:54,909 INFO L495 AbstractCegarLoop]: Abstraction has 90 states and 145 transitions. [2023-11-23 20:39:54,909 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-23 20:39:54,909 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 145 transitions. [2023-11-23 20:39:54,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2023-11-23 20:39:54,916 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:39:54,916 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:39:54,924 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-23 20:39:55,123 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:39:55,123 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:39:55,124 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:39:55,124 INFO L85 PathProgramCache]: Analyzing trace with hash 431119223, now seen corresponding path program 1 times [2023-11-23 20:39:55,125 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:39:55,125 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1781777956] [2023-11-23 20:39:55,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:39:55,126 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:39:55,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:39:55,128 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 20:39:55,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-23 20:39:55,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:39:55,488 INFO L262 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-23 20:39:55,498 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:39:56,130 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1223 proven. 48 refuted. 0 times theorem prover too weak. 841 trivial. 0 not checked. [2023-11-23 20:39:56,131 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 20:39:56,855 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 138 proven. 51 refuted. 0 times theorem prover too weak. 1923 trivial. 0 not checked. [2023-11-23 20:39:56,856 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:39:56,857 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1781777956] [2023-11-23 20:39:56,857 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1781777956] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 20:39:56,862 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [52022435] [2023-11-23 20:39:56,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:39:56,863 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 20:39:56,864 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 20:39:56,901 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 20:39:56,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-23 20:39:58,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:39:58,081 INFO L262 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:39:58,090 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:39:58,266 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2023-11-23 20:39:58,266 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 20:39:58,266 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [52022435] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:39:58,267 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-23 20:39:58,268 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [10, 10] total 17 [2023-11-23 20:39:58,269 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1920898701] [2023-11-23 20:39:58,269 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:39:58,274 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-23 20:39:58,275 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:39:58,276 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-23 20:39:58,277 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=201, Unknown=0, NotChecked=0, Total=272 [2023-11-23 20:39:58,278 INFO L87 Difference]: Start difference. First operand 90 states and 145 transitions. Second operand has 6 states, 6 states have (on average 7.0) internal successors, (42), 6 states have internal predecessors, (42), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-23 20:40:00,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:40:00,649 INFO L93 Difference]: Finished difference Result 426 states and 666 transitions. [2023-11-23 20:40:00,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-23 20:40:00,650 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 6 states have internal predecessors, (42), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 204 [2023-11-23 20:40:00,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:40:00,659 INFO L225 Difference]: With dead ends: 426 [2023-11-23 20:40:00,659 INFO L226 Difference]: Without dead ends: 337 [2023-11-23 20:40:00,662 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 616 GetRequests, 593 SyntacticMatches, 3 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 120 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=112, Invalid=350, Unknown=0, NotChecked=0, Total=462 [2023-11-23 20:40:00,664 INFO L413 NwaCegarLoop]: 134 mSDtfsCounter, 400 mSDsluCounter, 282 mSDsCounter, 0 mSdLazyCounter, 268 mSolverCounterSat, 191 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 400 SdHoareTripleChecker+Valid, 416 SdHoareTripleChecker+Invalid, 459 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 191 IncrementalHoareTripleChecker+Valid, 268 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2023-11-23 20:40:00,664 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [400 Valid, 416 Invalid, 459 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [191 Valid, 268 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2023-11-23 20:40:00,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 337 states. [2023-11-23 20:40:00,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 337 to 154. [2023-11-23 20:40:00,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 154 states, 101 states have (on average 1.4653465346534653) internal successors, (148), 102 states have internal predecessors, (148), 50 states have call successors, (50), 2 states have call predecessors, (50), 2 states have return successors, (50), 49 states have call predecessors, (50), 50 states have call successors, (50) [2023-11-23 20:40:00,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 248 transitions. [2023-11-23 20:40:00,723 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 248 transitions. Word has length 204 [2023-11-23 20:40:00,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:40:00,726 INFO L495 AbstractCegarLoop]: Abstraction has 154 states and 248 transitions. [2023-11-23 20:40:00,726 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 6 states have internal predecessors, (42), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-23 20:40:00,726 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 248 transitions. [2023-11-23 20:40:00,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2023-11-23 20:40:00,732 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:40:00,732 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:40:00,747 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-23 20:40:00,948 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2023-11-23 20:40:01,141 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt [2023-11-23 20:40:01,142 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:40:01,142 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:40:01,143 INFO L85 PathProgramCache]: Analyzing trace with hash 1369343031, now seen corresponding path program 1 times [2023-11-23 20:40:01,144 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:40:01,145 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [667760901] [2023-11-23 20:40:01,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:40:01,145 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:40:01,145 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:40:01,151 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 20:40:01,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-23 20:40:01,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:40:01,458 INFO L262 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-23 20:40:01,465 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:40:02,141 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1157 proven. 81 refuted. 0 times theorem prover too weak. 874 trivial. 0 not checked. [2023-11-23 20:40:02,141 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 20:40:02,709 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 105 proven. 84 refuted. 0 times theorem prover too weak. 1923 trivial. 0 not checked. [2023-11-23 20:40:02,709 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:40:02,710 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [667760901] [2023-11-23 20:40:02,710 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [667760901] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 20:40:02,710 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1553547131] [2023-11-23 20:40:02,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:40:02,711 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 20:40:02,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 20:40:02,712 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 20:40:02,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-23 20:40:03,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:40:03,406 INFO L262 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:40:03,412 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:40:03,459 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2023-11-23 20:40:03,459 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 20:40:03,459 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1553547131] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:40:03,460 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-23 20:40:03,460 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9, 9] total 15 [2023-11-23 20:40:03,460 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1390477119] [2023-11-23 20:40:03,461 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:40:03,463 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 20:40:03,464 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:40:03,466 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 20:40:03,466 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=156, Unknown=0, NotChecked=0, Total=210 [2023-11-23 20:40:03,468 INFO L87 Difference]: Start difference. First operand 154 states and 248 transitions. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-23 20:40:03,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:40:03,671 INFO L93 Difference]: Finished difference Result 404 states and 646 transitions. [2023-11-23 20:40:03,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 20:40:03,673 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 204 [2023-11-23 20:40:03,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:40:03,679 INFO L225 Difference]: With dead ends: 404 [2023-11-23 20:40:03,680 INFO L226 Difference]: Without dead ends: 251 [2023-11-23 20:40:03,681 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 609 GetRequests, 595 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=54, Invalid=156, Unknown=0, NotChecked=0, Total=210 [2023-11-23 20:40:03,683 INFO L413 NwaCegarLoop]: 161 mSDtfsCounter, 135 mSDsluCounter, 129 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 135 SdHoareTripleChecker+Valid, 290 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-23 20:40:03,683 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [135 Valid, 290 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-23 20:40:03,685 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 251 states. [2023-11-23 20:40:03,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 251 to 248. [2023-11-23 20:40:03,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 248 states, 160 states have (on average 1.40625) internal successors, (225), 161 states have internal predecessors, (225), 83 states have call successors, (83), 4 states have call predecessors, (83), 4 states have return successors, (83), 82 states have call predecessors, (83), 83 states have call successors, (83) [2023-11-23 20:40:03,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 248 states and 391 transitions. [2023-11-23 20:40:03,766 INFO L78 Accepts]: Start accepts. Automaton has 248 states and 391 transitions. Word has length 204 [2023-11-23 20:40:03,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:40:03,768 INFO L495 AbstractCegarLoop]: Abstraction has 248 states and 391 transitions. [2023-11-23 20:40:03,768 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-23 20:40:03,769 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 391 transitions. [2023-11-23 20:40:03,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-11-23 20:40:03,773 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:40:03,774 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] [2023-11-23 20:40:03,792 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2023-11-23 20:40:03,991 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2023-11-23 20:40:04,181 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt [2023-11-23 20:40:04,182 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:40:04,183 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:40:04,183 INFO L85 PathProgramCache]: Analyzing trace with hash 469338495, now seen corresponding path program 1 times [2023-11-23 20:40:04,184 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:40:04,184 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1470841514] [2023-11-23 20:40:04,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:40:04,185 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:40:04,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:40:04,190 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 20:40:04,198 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2023-11-23 20:40:04,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:40:04,505 INFO L262 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:40:04,514 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:40:04,540 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2023-11-23 20:40:04,541 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 20:40:04,541 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:40:04,541 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1470841514] [2023-11-23 20:40:04,541 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1470841514] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:40:04,542 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 20:40:04,542 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 20:40:04,542 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1064835318] [2023-11-23 20:40:04,543 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:40:04,544 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 20:40:04,544 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:40:04,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 20:40:04,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 20:40:04,545 INFO L87 Difference]: Start difference. First operand 248 states and 391 transitions. Second operand has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 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) [2023-11-23 20:40:04,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:40:04,709 INFO L93 Difference]: Finished difference Result 495 states and 781 transitions. [2023-11-23 20:40:04,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 20:40:04,710 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 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 [2023-11-23 20:40:04,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:40:04,715 INFO L225 Difference]: With dead ends: 495 [2023-11-23 20:40:04,715 INFO L226 Difference]: Without dead ends: 248 [2023-11-23 20:40:04,716 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 203 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 20:40:04,718 INFO L413 NwaCegarLoop]: 136 mSDtfsCounter, 37 mSDsluCounter, 100 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 236 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-23 20:40:04,719 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [37 Valid, 236 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-23 20:40:04,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 248 states. [2023-11-23 20:40:04,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 248 to 248. [2023-11-23 20:40:04,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 248 states, 160 states have (on average 1.39375) internal successors, (223), 161 states have internal predecessors, (223), 83 states have call successors, (83), 4 states have call predecessors, (83), 4 states have return successors, (83), 82 states have call predecessors, (83), 83 states have call successors, (83) [2023-11-23 20:40:04,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 248 states and 389 transitions. [2023-11-23 20:40:04,768 INFO L78 Accepts]: Start accepts. Automaton has 248 states and 389 transitions. Word has length 205 [2023-11-23 20:40:04,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:40:04,770 INFO L495 AbstractCegarLoop]: Abstraction has 248 states and 389 transitions. [2023-11-23 20:40:04,770 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 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) [2023-11-23 20:40:04,770 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 389 transitions. [2023-11-23 20:40:04,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-11-23 20:40:04,774 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:40:04,775 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] [2023-11-23 20:40:04,783 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2023-11-23 20:40:04,982 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:40:04,982 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:40:04,983 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:40:04,983 INFO L85 PathProgramCache]: Analyzing trace with hash -1061988830, now seen corresponding path program 1 times [2023-11-23 20:40:04,984 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:40:04,984 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [869849903] [2023-11-23 20:40:04,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:40:04,984 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:40:04,984 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:40:04,985 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 20:40:04,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2023-11-23 20:40:05,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:40:05,272 INFO L262 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-23 20:40:05,288 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:40:07,023 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1060 proven. 198 refuted. 0 times theorem prover too weak. 854 trivial. 0 not checked. [2023-11-23 20:40:07,023 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 20:40:07,204 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:40:07,204 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [869849903] [2023-11-23 20:40:07,204 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [869849903] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 20:40:07,205 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [833466877] [2023-11-23 20:40:07,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:40:07,205 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 20:40:07,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 20:40:07,211 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 20:40:07,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2023-11-23 20:40:08,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:40:09,022 INFO L262 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-23 20:40:09,033 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:40:10,645 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1060 proven. 198 refuted. 0 times theorem prover too weak. 854 trivial. 0 not checked. [2023-11-23 20:40:10,645 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 20:40:10,690 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [833466877] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 20:40:10,690 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [340919771] [2023-11-23 20:40:10,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:40:10,690 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 20:40:10,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:40:10,693 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 20:40:10,706 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-11-23 20:40:10,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:40:10,961 INFO L262 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-23 20:40:10,969 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:40:12,412 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1060 proven. 198 refuted. 0 times theorem prover too weak. 854 trivial. 0 not checked. [2023-11-23 20:40:12,413 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 20:40:12,451 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [340919771] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 20:40:12,451 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-23 20:40:12,452 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13, 13] total 13 [2023-11-23 20:40:12,452 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [169842136] [2023-11-23 20:40:12,452 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-23 20:40:12,454 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-11-23 20:40:12,454 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:40:12,455 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-11-23 20:40:12,456 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=190, Unknown=0, NotChecked=0, Total=240 [2023-11-23 20:40:12,456 INFO L87 Difference]: Start difference. First operand 248 states and 389 transitions. Second operand has 13 states, 13 states have (on average 4.538461538461538) internal successors, (59), 12 states have internal predecessors, (59), 4 states have call successors, (33), 4 states have call predecessors, (33), 6 states have return successors, (33), 4 states have call predecessors, (33), 4 states have call successors, (33) [2023-11-23 20:40:17,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:40:17,238 INFO L93 Difference]: Finished difference Result 830 states and 1235 transitions. [2023-11-23 20:40:17,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2023-11-23 20:40:17,241 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 4.538461538461538) internal successors, (59), 12 states have internal predecessors, (59), 4 states have call successors, (33), 4 states have call predecessors, (33), 6 states have return successors, (33), 4 states have call predecessors, (33), 4 states have call successors, (33) Word has length 206 [2023-11-23 20:40:17,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:40:17,247 INFO L225 Difference]: With dead ends: 830 [2023-11-23 20:40:17,247 INFO L226 Difference]: Without dead ends: 583 [2023-11-23 20:40:17,250 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 706 GetRequests, 673 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 251 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=280, Invalid=910, Unknown=0, NotChecked=0, Total=1190 [2023-11-23 20:40:17,251 INFO L413 NwaCegarLoop]: 156 mSDtfsCounter, 403 mSDsluCounter, 661 mSDsCounter, 0 mSdLazyCounter, 1021 mSolverCounterSat, 84 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 408 SdHoareTripleChecker+Valid, 817 SdHoareTripleChecker+Invalid, 1105 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 84 IncrementalHoareTripleChecker+Valid, 1021 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2023-11-23 20:40:17,252 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [408 Valid, 817 Invalid, 1105 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [84 Valid, 1021 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2023-11-23 20:40:17,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 583 states. [2023-11-23 20:40:17,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 583 to 565. [2023-11-23 20:40:17,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 565 states, 372 states have (on average 1.3333333333333333) internal successors, (496), 374 states have internal predecessors, (496), 166 states have call successors, (166), 26 states have call predecessors, (166), 26 states have return successors, (166), 164 states have call predecessors, (166), 166 states have call successors, (166) [2023-11-23 20:40:17,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 565 states and 828 transitions. [2023-11-23 20:40:17,387 INFO L78 Accepts]: Start accepts. Automaton has 565 states and 828 transitions. Word has length 206 [2023-11-23 20:40:17,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:40:17,388 INFO L495 AbstractCegarLoop]: Abstraction has 565 states and 828 transitions. [2023-11-23 20:40:17,389 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 4.538461538461538) internal successors, (59), 12 states have internal predecessors, (59), 4 states have call successors, (33), 4 states have call predecessors, (33), 6 states have return successors, (33), 4 states have call predecessors, (33), 4 states have call successors, (33) [2023-11-23 20:40:17,390 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 828 transitions. [2023-11-23 20:40:17,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-11-23 20:40:17,394 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:40:17,394 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] [2023-11-23 20:40:17,413 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2023-11-23 20:40:17,619 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2023-11-23 20:40:17,831 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2023-11-23 20:40:18,012 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 20:40:18,013 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:40:18,013 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:40:18,014 INFO L85 PathProgramCache]: Analyzing trace with hash -2083057184, now seen corresponding path program 1 times [2023-11-23 20:40:18,015 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:40:18,015 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [487977461] [2023-11-23 20:40:18,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:40:18,015 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:40:18,016 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:40:18,017 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 20:40:18,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007e21c0-3b94-45ef-9f1f-b0e3b65df96f/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2023-11-23 20:40:18,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:40:18,330 INFO L262 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 50 conjunts are in the unsatisfiable core [2023-11-23 20:40:18,343 INFO L285 TraceCheckSpWp]: Computing forward predicates...