./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-80.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-80.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 511db833c8808b53f89aa03d82cf934769dba4f9f9153f0cd5ce6daaa43720ad --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:24:24,222 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:24:24,353 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 05:24:24,364 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:24:24,364 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:24:24,406 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:24:24,407 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:24:24,408 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:24:24,409 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:24:24,413 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:24:24,414 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:24:24,414 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:24:24,415 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:24:24,416 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 05:24:24,417 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:24:24,417 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:24:24,418 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 05:24:24,418 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 05:24:24,418 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:24:24,419 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 05:24:24,419 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 05:24:24,420 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 05:24:24,421 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:24:24,422 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:24:24,423 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:24:24,424 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 05:24:24,424 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:24:24,425 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:24:24,425 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:24:24,425 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:24:24,427 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:24:24,427 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:24:24,427 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:24:24,427 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:24:24,428 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:24:24,428 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:24:24,428 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:24:24,428 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:24:24,429 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:24:24,429 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:24:24,429 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 05:24:24,429 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 05:24:24,430 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:24:24,430 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:24:24,430 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:24:24,431 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_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 511db833c8808b53f89aa03d82cf934769dba4f9f9153f0cd5ce6daaa43720ad [2023-11-19 05:24:24,717 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:24:24,754 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:24:24,757 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:24:24,759 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:24:24,760 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:24:24,762 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-80.i [2023-11-19 05:24:27,943 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:24:28,201 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:24:28,209 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-80.i [2023-11-19 05:24:28,219 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/data/ecddccac0/85c777e685924ea1be6762a9f779d633/FLAG769beada2 [2023-11-19 05:24:28,234 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/data/ecddccac0/85c777e685924ea1be6762a9f779d633 [2023-11-19 05:24:28,237 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:24:28,240 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:24:28,241 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:24:28,242 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:24:28,247 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:24:28,248 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:24:28" (1/1) ... [2023-11-19 05:24:28,249 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dd3eeda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:24:28, skipping insertion in model container [2023-11-19 05:24:28,249 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:24:28" (1/1) ... [2023-11-19 05:24:28,297 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:24:28,475 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_bedb5fea-8d49-47a3-ae47-fadbed6968ef/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-80.i[916,929] [2023-11-19 05:24:28,544 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:24:28,558 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:24:28,571 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_bedb5fea-8d49-47a3-ae47-fadbed6968ef/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-80.i[916,929] [2023-11-19 05:24:28,626 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:24:28,648 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:24:28,649 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:24:28 WrapperNode [2023-11-19 05:24:28,649 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:24:28,650 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:24:28,650 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:24:28,651 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:24:28,658 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:24:28" (1/1) ... [2023-11-19 05:24:28,682 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:24:28" (1/1) ... [2023-11-19 05:24:28,747 INFO L138 Inliner]: procedures = 29, calls = 228, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 673 [2023-11-19 05:24:28,748 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:24:28,749 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:24:28,749 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:24:28,749 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:24:28,759 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:24:28" (1/1) ... [2023-11-19 05:24:28,759 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:24:28" (1/1) ... [2023-11-19 05:24:28,779 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:24:28" (1/1) ... [2023-11-19 05:24:28,779 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:24:28" (1/1) ... [2023-11-19 05:24:28,829 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:24:28" (1/1) ... [2023-11-19 05:24:28,852 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:24:28" (1/1) ... [2023-11-19 05:24:28,864 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:24:28" (1/1) ... [2023-11-19 05:24:28,869 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:24:28" (1/1) ... [2023-11-19 05:24:28,876 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:24:28,890 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:24:28,890 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:24:28,891 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:24:28,891 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:24:28" (1/1) ... [2023-11-19 05:24:28,898 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:24:28,910 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:24:28,927 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:24:28,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:24:28,977 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:24:28,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 05:24:28,977 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-11-19 05:24:28,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-11-19 05:24:28,978 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 05:24:28,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2023-11-19 05:24:28,980 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:24:28,980 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:24:28,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 05:24:28,981 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:24:28,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:24:29,158 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:24:29,160 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:24:30,022 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:24:31,446 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:24:31,446 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:24:31,453 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:24:31 BoogieIcfgContainer [2023-11-19 05:24:31,454 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:24:31,458 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:24:31,459 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:24:31,463 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:24:31,463 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:24:28" (1/3) ... [2023-11-19 05:24:31,464 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b94ace2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:24:31, skipping insertion in model container [2023-11-19 05:24:31,465 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:24:28" (2/3) ... [2023-11-19 05:24:31,469 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b94ace2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:24:31, skipping insertion in model container [2023-11-19 05:24:31,469 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:24:31" (3/3) ... [2023-11-19 05:24:31,471 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-s_file-80.i [2023-11-19 05:24:31,491 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:24:31,492 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:24:31,561 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:24:31,570 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;@78ea1a89, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:24:31,571 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:24:31,578 INFO L276 IsEmpty]: Start isEmpty. Operand has 43 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 24 states have internal predecessors, (26), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2023-11-19 05:24:31,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-19 05:24:31,591 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:24:31,592 INFO L195 NwaCegarLoop]: trace histogram [17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:24:31,593 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:24:31,600 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:24:31,601 INFO L85 PathProgramCache]: Analyzing trace with hash 409980056, now seen corresponding path program 1 times [2023-11-19 05:24:31,613 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:24:31,613 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [177528633] [2023-11-19 05:24:31,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:24:31,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:24:31,871 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 05:24:31,871 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [894955463] [2023-11-19 05:24:31,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:24:31,872 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:24:31,872 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:24:31,874 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 05:24:31,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 05:24:34,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:24:34,316 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 05:24:35,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:24:35,915 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 05:24:35,918 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 05:24:35,919 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 05:24:35,950 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-19 05:24:36,134 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:24:36,138 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 05:24:36,144 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 05:24:36,188 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem77 could not be translated [2023-11-19 05:24:36,191 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem77 could not be translated [2023-11-19 05:24:36,192 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated [2023-11-19 05:24:36,193 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated [2023-11-19 05:24:36,193 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem79 could not be translated [2023-11-19 05:24:36,194 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem79 could not be translated [2023-11-19 05:24:36,195 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-11-19 05:24:36,196 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-11-19 05:24:36,196 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem82 could not be translated [2023-11-19 05:24:36,196 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem82 could not be translated [2023-11-19 05:24:36,200 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated [2023-11-19 05:24:36,201 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated [2023-11-19 05:24:36,201 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated [2023-11-19 05:24:36,201 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated [2023-11-19 05:24:36,202 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated [2023-11-19 05:24:36,203 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated [2023-11-19 05:24:36,204 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem88 could not be translated [2023-11-19 05:24:36,204 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem88 could not be translated [2023-11-19 05:24:36,204 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem90 could not be translated [2023-11-19 05:24:36,205 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem90 could not be translated [2023-11-19 05:24:36,207 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem91 could not be translated [2023-11-19 05:24:36,208 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem91 could not be translated [2023-11-19 05:24:36,208 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem93 could not be translated [2023-11-19 05:24:36,209 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem97 could not be translated [2023-11-19 05:24:36,209 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short99 could not be translated [2023-11-19 05:24:36,210 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem96 could not be translated [2023-11-19 05:24:36,210 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short98 could not be translated [2023-11-19 05:24:36,210 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem94 could not be translated [2023-11-19 05:24:36,211 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short95 could not be translated [2023-11-19 05:24:36,211 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short98 could not be translated [2023-11-19 05:24:36,212 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem94 could not be translated [2023-11-19 05:24:36,212 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short99 could not be translated [2023-11-19 05:24:36,212 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem93 could not be translated [2023-11-19 05:24:36,212 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem96 could not be translated [2023-11-19 05:24:36,213 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem97 could not be translated [2023-11-19 05:24:36,213 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short95 could not be translated [2023-11-19 05:24:36,214 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short107 could not be translated [2023-11-19 05:24:36,214 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short106 could not be translated [2023-11-19 05:24:36,215 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short103 could not be translated [2023-11-19 05:24:36,215 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated [2023-11-19 05:24:36,215 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem104 could not be translated [2023-11-19 05:24:36,215 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated [2023-11-19 05:24:36,215 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated [2023-11-19 05:24:36,216 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated [2023-11-19 05:24:36,217 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem104 could not be translated [2023-11-19 05:24:36,217 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short103 could not be translated [2023-11-19 05:24:36,217 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short106 could not be translated [2023-11-19 05:24:36,217 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short107 could not be translated [2023-11-19 05:24:36,218 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated [2023-11-19 05:24:36,218 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated [2023-11-19 05:24:36,218 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem110 could not be translated [2023-11-19 05:24:36,219 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short111 could not be translated [2023-11-19 05:24:36,219 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem109 could not be translated [2023-11-19 05:24:36,219 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem112 could not be translated [2023-11-19 05:24:36,220 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem113 could not be translated [2023-11-19 05:24:36,220 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short115 could not be translated [2023-11-19 05:24:36,221 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short114 could not be translated [2023-11-19 05:24:36,221 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem109 could not be translated [2023-11-19 05:24:36,222 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short114 could not be translated [2023-11-19 05:24:36,222 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem113 could not be translated [2023-11-19 05:24:36,223 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short115 could not be translated [2023-11-19 05:24:36,223 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem110 could not be translated [2023-11-19 05:24:36,223 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem112 could not be translated [2023-11-19 05:24:36,223 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short111 could not be translated [2023-11-19 05:24:36,224 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem121 could not be translated [2023-11-19 05:24:36,224 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem120 could not be translated [2023-11-19 05:24:36,225 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem117 could not be translated [2023-11-19 05:24:36,225 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short122 could not be translated [2023-11-19 05:24:36,225 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem118 could not be translated [2023-11-19 05:24:36,226 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short123 could not be translated [2023-11-19 05:24:36,226 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short119 could not be translated [2023-11-19 05:24:36,227 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem120 could not be translated [2023-11-19 05:24:36,227 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem121 could not be translated [2023-11-19 05:24:36,227 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem117 could not be translated [2023-11-19 05:24:36,228 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short119 could not be translated [2023-11-19 05:24:36,228 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem118 could not be translated [2023-11-19 05:24:36,228 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short122 could not be translated [2023-11-19 05:24:36,229 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short123 could not be translated [2023-11-19 05:24:36,229 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short127 could not be translated [2023-11-19 05:24:36,229 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem129 could not be translated [2023-11-19 05:24:36,230 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem125 could not be translated [2023-11-19 05:24:36,230 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem126 could not be translated [2023-11-19 05:24:36,230 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short130 could not be translated [2023-11-19 05:24:36,230 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short131 could not be translated [2023-11-19 05:24:36,230 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem128 could not be translated [2023-11-19 05:24:36,231 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short127 could not be translated [2023-11-19 05:24:36,232 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem125 could not be translated [2023-11-19 05:24:36,235 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem128 could not be translated [2023-11-19 05:24:36,236 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short130 could not be translated [2023-11-19 05:24:36,236 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem129 could not be translated [2023-11-19 05:24:36,236 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short131 could not be translated [2023-11-19 05:24:36,237 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem126 could not be translated [2023-11-19 05:24:36,238 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem136 could not be translated [2023-11-19 05:24:36,240 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short135 could not be translated [2023-11-19 05:24:36,240 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem134 could not be translated [2023-11-19 05:24:36,242 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short139 could not be translated [2023-11-19 05:24:36,243 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem137 could not be translated [2023-11-19 05:24:36,243 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem133 could not be translated [2023-11-19 05:24:36,243 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short138 could not be translated [2023-11-19 05:24:36,244 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem133 could not be translated [2023-11-19 05:24:36,251 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem136 could not be translated [2023-11-19 05:24:36,252 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short138 could not be translated [2023-11-19 05:24:36,252 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short139 could not be translated [2023-11-19 05:24:36,252 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short135 could not be translated [2023-11-19 05:24:36,252 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem137 could not be translated [2023-11-19 05:24:36,253 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem134 could not be translated [2023-11-19 05:24:36,284 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 05:24:36 BoogieIcfgContainer [2023-11-19 05:24:36,284 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 05:24:36,285 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 05:24:36,285 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 05:24:36,285 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 05:24:36,286 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:24:31" (3/4) ... [2023-11-19 05:24:36,290 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 05:24:36,292 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 05:24:36,293 INFO L158 Benchmark]: Toolchain (without parser) took 8053.18ms. Allocated memory was 169.9MB in the beginning and 213.9MB in the end (delta: 44.0MB). Free memory was 128.3MB in the beginning and 140.2MB in the end (delta: -11.9MB). Peak memory consumption was 35.0MB. Max. memory is 16.1GB. [2023-11-19 05:24:36,294 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 115.3MB. Free memory is still 60.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:24:36,295 INFO L158 Benchmark]: CACSL2BoogieTranslator took 408.07ms. Allocated memory is still 169.9MB. Free memory was 128.3MB in the beginning and 108.2MB in the end (delta: 20.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-19 05:24:36,296 INFO L158 Benchmark]: Boogie Procedure Inliner took 97.94ms. Allocated memory is still 169.9MB. Free memory was 108.2MB in the beginning and 103.2MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 05:24:36,301 INFO L158 Benchmark]: Boogie Preprocessor took 140.61ms. Allocated memory is still 169.9MB. Free memory was 103.2MB in the beginning and 98.6MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 05:24:36,302 INFO L158 Benchmark]: RCFGBuilder took 2564.03ms. Allocated memory was 169.9MB in the beginning and 213.9MB in the end (delta: 44.0MB). Free memory was 98.6MB in the beginning and 140.3MB in the end (delta: -41.7MB). Peak memory consumption was 90.5MB. Max. memory is 16.1GB. [2023-11-19 05:24:36,304 INFO L158 Benchmark]: TraceAbstraction took 4826.82ms. Allocated memory is still 213.9MB. Free memory was 140.3MB in the beginning and 141.2MB in the end (delta: -983.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:24:36,304 INFO L158 Benchmark]: Witness Printer took 6.99ms. Allocated memory is still 213.9MB. Free memory was 141.2MB in the beginning and 140.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 05:24:36,312 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 115.3MB. Free memory is still 60.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 408.07ms. Allocated memory is still 169.9MB. Free memory was 128.3MB in the beginning and 108.2MB in the end (delta: 20.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 97.94ms. Allocated memory is still 169.9MB. Free memory was 108.2MB in the beginning and 103.2MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 140.61ms. Allocated memory is still 169.9MB. Free memory was 103.2MB in the beginning and 98.6MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 2564.03ms. Allocated memory was 169.9MB in the beginning and 213.9MB in the end (delta: 44.0MB). Free memory was 98.6MB in the beginning and 140.3MB in the end (delta: -41.7MB). Peak memory consumption was 90.5MB. Max. memory is 16.1GB. * TraceAbstraction took 4826.82ms. Allocated memory is still 213.9MB. Free memory was 140.3MB in the beginning and 141.2MB in the end (delta: -983.5kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.99ms. Allocated memory is still 213.9MB. Free memory was 141.2MB in the beginning and 140.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem77 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem77 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem79 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem79 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem82 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem82 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem88 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem88 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem90 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem90 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem93 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem97 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short99 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem96 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short98 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem94 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short95 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short98 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem94 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short99 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem93 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem96 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem97 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short95 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short107 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short106 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short103 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem104 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem104 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short103 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short106 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short107 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem110 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short111 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem109 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem112 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem113 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short115 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short114 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem109 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short114 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem113 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short115 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem110 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem112 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short111 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem121 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem120 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem117 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short122 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem118 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short123 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short119 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem120 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem121 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem117 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short119 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem118 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short122 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short123 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short127 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem129 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem125 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem126 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short130 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short131 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem128 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short127 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem125 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem128 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short130 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem129 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short131 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem126 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem136 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short135 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem134 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short139 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem137 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem133 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short138 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem133 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem136 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short138 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short139 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short135 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem137 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem134 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * 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 75, overapproximation of someBinaryArithmeticDOUBLEoperation at line 77. Possible FailurePath: [L41] unsigned char isInitial = 0; [L42-L60] struct WrapperStruct00 WrapperStruct00 = { 256, 128, -1, 1, 0, 1, 2, 1.8, 25.8, 5.5, 4.3, 500.7, 127.5, 1.5, 99.84, 4, -64 }; [L120] isInitial = 1 [L121] FCALL initially() [L122] COND TRUE 1 [L123] FCALL updateLastVariables() [L124] CALL updateVariables() [L84] WrapperStruct00.var_1_8 = __VERIFIER_nondet_long() [L85] EXPR WrapperStruct00.var_1_8 VAL [WrapperStruct00={4:0}, isInitial=1] [L85] CALL assume_abort_if_not(WrapperStruct00.var_1_8 >= -2147483648) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L85] RET assume_abort_if_not(WrapperStruct00.var_1_8 >= -2147483648) VAL [WrapperStruct00={4:0}, isInitial=1] [L86] EXPR WrapperStruct00.var_1_8 VAL [WrapperStruct00={4:0}, isInitial=1] [L86] CALL assume_abort_if_not(WrapperStruct00.var_1_8 <= 2147483647) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L86] RET assume_abort_if_not(WrapperStruct00.var_1_8 <= 2147483647) VAL [WrapperStruct00={4:0}, isInitial=1] [L87] EXPR WrapperStruct00.var_1_8 VAL [WrapperStruct00={4:0}, isInitial=1] [L87] CALL assume_abort_if_not(WrapperStruct00.var_1_8 != 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L87] RET assume_abort_if_not(WrapperStruct00.var_1_8 != 0) VAL [WrapperStruct00={4:0}, isInitial=1] [L88] WrapperStruct00.var_1_9 = __VERIFIER_nondet_short() [L89] EXPR WrapperStruct00.var_1_9 VAL [WrapperStruct00={4:0}, isInitial=1] [L89] CALL assume_abort_if_not(WrapperStruct00.var_1_9 >= -1) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L89] RET assume_abort_if_not(WrapperStruct00.var_1_9 >= -1) VAL [WrapperStruct00={4:0}, isInitial=1] [L90] EXPR WrapperStruct00.var_1_9 VAL [WrapperStruct00={4:0}, isInitial=1] [L90] CALL assume_abort_if_not(WrapperStruct00.var_1_9 <= 32766) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not(WrapperStruct00.var_1_9 <= 32766) VAL [WrapperStruct00={4:0}, isInitial=1] [L91] WrapperStruct00.var_1_10 = __VERIFIER_nondet_short() [L92] EXPR WrapperStruct00.var_1_10 VAL [WrapperStruct00={4:0}, isInitial=1] [L92] CALL assume_abort_if_not(WrapperStruct00.var_1_10 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L92] RET assume_abort_if_not(WrapperStruct00.var_1_10 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1] [L93] EXPR WrapperStruct00.var_1_10 VAL [WrapperStruct00={4:0}, isInitial=1] [L93] CALL assume_abort_if_not(WrapperStruct00.var_1_10 <= 32766) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not(WrapperStruct00.var_1_10 <= 32766) VAL [WrapperStruct00={4:0}, isInitial=1] [L94] WrapperStruct00.var_1_13 = __VERIFIER_nondet_uchar() [L95] EXPR WrapperStruct00.var_1_13 VAL [WrapperStruct00={4:0}, isInitial=1] [L95] CALL assume_abort_if_not(WrapperStruct00.var_1_13 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L95] RET assume_abort_if_not(WrapperStruct00.var_1_13 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1] [L96] EXPR WrapperStruct00.var_1_13 VAL [WrapperStruct00={4:0}, isInitial=1] [L96] CALL assume_abort_if_not(WrapperStruct00.var_1_13 <= 1) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not(WrapperStruct00.var_1_13 <= 1) VAL [WrapperStruct00={4:0}, isInitial=1] [L97] WrapperStruct00.var_1_14 = __VERIFIER_nondet_char() [L98] EXPR WrapperStruct00.var_1_14 VAL [WrapperStruct00={4:0}, isInitial=1] [L98] CALL assume_abort_if_not(WrapperStruct00.var_1_14 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L98] RET assume_abort_if_not(WrapperStruct00.var_1_14 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1] [L99] EXPR WrapperStruct00.var_1_14 VAL [WrapperStruct00={4:0}, isInitial=1] [L99] CALL assume_abort_if_not(WrapperStruct00.var_1_14 <= 126) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L99] RET assume_abort_if_not(WrapperStruct00.var_1_14 <= 126) VAL [WrapperStruct00={4:0}, isInitial=1] [L100] WrapperStruct00.var_1_16 = __VERIFIER_nondet_double() [L101] EXPR WrapperStruct00.var_1_16 [L101] EXPR WrapperStruct00.var_1_16 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_16 <= -1.0e-20F [L101] EXPR WrapperStruct00.var_1_16 [L101] EXPR WrapperStruct00.var_1_16 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_16 <= -1.0e-20F [L101] EXPR (WrapperStruct00.var_1_16 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_16 <= -1.0e-20F) || (WrapperStruct00.var_1_16 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_16 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1] [L101] CALL assume_abort_if_not((WrapperStruct00.var_1_16 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_16 <= -1.0e-20F) || (WrapperStruct00.var_1_16 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_16 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not((WrapperStruct00.var_1_16 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_16 <= -1.0e-20F) || (WrapperStruct00.var_1_16 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_16 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, isInitial=1] [L102] WrapperStruct00.var_1_17 = __VERIFIER_nondet_double() [L103] EXPR WrapperStruct00.var_1_17 [L103] EXPR WrapperStruct00.var_1_17 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_17 <= -1.0e-20F [L103] EXPR WrapperStruct00.var_1_17 [L103] EXPR WrapperStruct00.var_1_17 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_17 <= -1.0e-20F [L103] EXPR (WrapperStruct00.var_1_17 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_17 <= -1.0e-20F) || (WrapperStruct00.var_1_17 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_17 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1] [L103] CALL assume_abort_if_not((WrapperStruct00.var_1_17 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_17 <= -1.0e-20F) || (WrapperStruct00.var_1_17 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_17 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L103] RET assume_abort_if_not((WrapperStruct00.var_1_17 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_17 <= -1.0e-20F) || (WrapperStruct00.var_1_17 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_17 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, isInitial=1] [L104] WrapperStruct00.var_1_18 = __VERIFIER_nondet_double() [L105] EXPR WrapperStruct00.var_1_18 [L105] EXPR WrapperStruct00.var_1_18 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_18 <= -1.0e-20F [L105] EXPR WrapperStruct00.var_1_18 [L105] EXPR WrapperStruct00.var_1_18 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_18 <= -1.0e-20F [L105] EXPR (WrapperStruct00.var_1_18 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_18 <= -1.0e-20F) || (WrapperStruct00.var_1_18 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_18 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1] [L105] CALL assume_abort_if_not((WrapperStruct00.var_1_18 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_18 <= -1.0e-20F) || (WrapperStruct00.var_1_18 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_18 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L105] RET assume_abort_if_not((WrapperStruct00.var_1_18 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_18 <= -1.0e-20F) || (WrapperStruct00.var_1_18 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_18 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, isInitial=1] [L106] WrapperStruct00.var_1_19 = __VERIFIER_nondet_double() [L107] EXPR WrapperStruct00.var_1_19 [L107] EXPR WrapperStruct00.var_1_19 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_19 <= -1.0e-20F [L107] EXPR WrapperStruct00.var_1_19 [L107] EXPR WrapperStruct00.var_1_19 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_19 <= -1.0e-20F [L107] EXPR (WrapperStruct00.var_1_19 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_19 <= -1.0e-20F) || (WrapperStruct00.var_1_19 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_19 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1] [L107] CALL assume_abort_if_not((WrapperStruct00.var_1_19 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_19 <= -1.0e-20F) || (WrapperStruct00.var_1_19 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_19 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L107] RET assume_abort_if_not((WrapperStruct00.var_1_19 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_19 <= -1.0e-20F) || (WrapperStruct00.var_1_19 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_19 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, isInitial=1] [L108] WrapperStruct00.var_1_20 = __VERIFIER_nondet_double() [L109] EXPR WrapperStruct00.var_1_20 [L109] EXPR WrapperStruct00.var_1_20 >= 0.0F && WrapperStruct00.var_1_20 <= -1.0e-20F [L109] EXPR WrapperStruct00.var_1_20 [L109] EXPR WrapperStruct00.var_1_20 >= 0.0F && WrapperStruct00.var_1_20 <= -1.0e-20F [L109] EXPR (WrapperStruct00.var_1_20 >= 0.0F && WrapperStruct00.var_1_20 <= -1.0e-20F) || (WrapperStruct00.var_1_20 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_20 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1] [L109] CALL assume_abort_if_not((WrapperStruct00.var_1_20 >= 0.0F && WrapperStruct00.var_1_20 <= -1.0e-20F) || (WrapperStruct00.var_1_20 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_20 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L109] RET assume_abort_if_not((WrapperStruct00.var_1_20 >= 0.0F && WrapperStruct00.var_1_20 <= -1.0e-20F) || (WrapperStruct00.var_1_20 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_20 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, isInitial=1] [L110] WrapperStruct00.var_1_21 = __VERIFIER_nondet_double() [L111] EXPR WrapperStruct00.var_1_21 [L111] EXPR WrapperStruct00.var_1_21 >= 0.0F && WrapperStruct00.var_1_21 <= -1.0e-20F [L111] EXPR WrapperStruct00.var_1_21 [L111] EXPR WrapperStruct00.var_1_21 >= 0.0F && WrapperStruct00.var_1_21 <= -1.0e-20F [L111] EXPR (WrapperStruct00.var_1_21 >= 0.0F && WrapperStruct00.var_1_21 <= -1.0e-20F) || (WrapperStruct00.var_1_21 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_21 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1] [L111] CALL assume_abort_if_not((WrapperStruct00.var_1_21 >= 0.0F && WrapperStruct00.var_1_21 <= -1.0e-20F) || (WrapperStruct00.var_1_21 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_21 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L111] RET assume_abort_if_not((WrapperStruct00.var_1_21 >= 0.0F && WrapperStruct00.var_1_21 <= -1.0e-20F) || (WrapperStruct00.var_1_21 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_21 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, isInitial=1] [L124] RET updateVariables() [L125] CALL step() [L64] EXPR WrapperStruct00.var_1_19 [L64] WrapperStruct00.var_1_22 = WrapperStruct00.var_1_19 [L65] EXPR WrapperStruct00.var_1_10 [L65] WrapperStruct00.var_1_23 = WrapperStruct00.var_1_10 [L66] EXPR WrapperStruct00.var_1_14 [L66] WrapperStruct00.var_1_24 = WrapperStruct00.var_1_14 [L67] EXPR WrapperStruct00.var_1_23 [L67] EXPR WrapperStruct00.var_1_24 [L67] unsigned char stepLocal_0 = WrapperStruct00.var_1_23 <= WrapperStruct00.var_1_24; [L68] EXPR WrapperStruct00.var_1_13 [L68] COND TRUE WrapperStruct00.var_1_13 || stepLocal_0 [L69] EXPR WrapperStruct00.var_1_14 [L69] EXPR ((1 - WrapperStruct00.var_1_14) < 0 ) ? -(1 - WrapperStruct00.var_1_14) : (1 - WrapperStruct00.var_1_14) [L69] EXPR WrapperStruct00.var_1_14 [L69] EXPR ((1 - WrapperStruct00.var_1_14) < 0 ) ? -(1 - WrapperStruct00.var_1_14) : (1 - WrapperStruct00.var_1_14) [L69] WrapperStruct00.var_1_12 = ((((1 - WrapperStruct00.var_1_14) < 0 ) ? -(1 - WrapperStruct00.var_1_14) : (1 - WrapperStruct00.var_1_14))) [L73] EXPR WrapperStruct00.var_1_10 [L73] signed short int stepLocal_1 = WrapperStruct00.var_1_10; [L74] EXPR WrapperStruct00.var_1_23 [L74] EXPR WrapperStruct00.var_1_8 [L74] COND FALSE !(stepLocal_1 <= (WrapperStruct00.var_1_23 / WrapperStruct00.var_1_8)) [L77] EXPR WrapperStruct00.var_1_20 [L77] EXPR WrapperStruct00.var_1_21 [L77] WrapperStruct00.var_1_15 = (WrapperStruct00.var_1_20 - WrapperStruct00.var_1_21) [L79] EXPR WrapperStruct00.var_1_23 [L79] EXPR WrapperStruct00.var_1_23 [L79] EXPR WrapperStruct00.var_1_12 [L79] EXPR (((WrapperStruct00.var_1_23 - WrapperStruct00.var_1_23)) > (WrapperStruct00.var_1_12)) ? ((WrapperStruct00.var_1_23 - WrapperStruct00.var_1_23)) : (WrapperStruct00.var_1_12) [L79] EXPR WrapperStruct00.var_1_12 [L79] EXPR (((WrapperStruct00.var_1_23 - WrapperStruct00.var_1_23)) > (WrapperStruct00.var_1_12)) ? ((WrapperStruct00.var_1_23 - WrapperStruct00.var_1_23)) : (WrapperStruct00.var_1_12) [L79] EXPR WrapperStruct00.var_1_23 [L79] EXPR WrapperStruct00.var_1_23 [L79] EXPR WrapperStruct00.var_1_24 [L79] EXPR WrapperStruct00.var_1_8 [L79] EXPR (((WrapperStruct00.var_1_23 - WrapperStruct00.var_1_23)) < ((WrapperStruct00.var_1_24 % WrapperStruct00.var_1_8))) ? ((WrapperStruct00.var_1_23 - WrapperStruct00.var_1_23)) : ((WrapperStruct00.var_1_24 % WrapperStruct00.var_1_8)) [L79] EXPR WrapperStruct00.var_1_23 [L79] EXPR WrapperStruct00.var_1_23 [L79] EXPR (((WrapperStruct00.var_1_23 - WrapperStruct00.var_1_23)) < ((WrapperStruct00.var_1_24 % WrapperStruct00.var_1_8))) ? ((WrapperStruct00.var_1_23 - WrapperStruct00.var_1_23)) : ((WrapperStruct00.var_1_24 % WrapperStruct00.var_1_8)) [L79] COND FALSE !((((((WrapperStruct00.var_1_23 - WrapperStruct00.var_1_23)) > (WrapperStruct00.var_1_12)) ? ((WrapperStruct00.var_1_23 - WrapperStruct00.var_1_23)) : (WrapperStruct00.var_1_12))) <= (((((WrapperStruct00.var_1_23 - WrapperStruct00.var_1_23)) < ((WrapperStruct00.var_1_24 % WrapperStruct00.var_1_8))) ? ((WrapperStruct00.var_1_23 - WrapperStruct00.var_1_23)) : ((WrapperStruct00.var_1_24 % WrapperStruct00.var_1_8))))) [L125] RET step() [L126] CALL, EXPR property() [L116] EXPR WrapperStruct00.var_1_23 [L116] EXPR WrapperStruct00.var_1_23 [L116] EXPR WrapperStruct00.var_1_12 [L116] EXPR (((WrapperStruct00.var_1_23 - WrapperStruct00.var_1_23)) > (WrapperStruct00.var_1_12)) ? ((WrapperStruct00.var_1_23 - WrapperStruct00.var_1_23)) : (WrapperStruct00.var_1_12) [L116] EXPR WrapperStruct00.var_1_12 [L116] EXPR (((WrapperStruct00.var_1_23 - WrapperStruct00.var_1_23)) > (WrapperStruct00.var_1_12)) ? ((WrapperStruct00.var_1_23 - WrapperStruct00.var_1_23)) : (WrapperStruct00.var_1_12) [L116] EXPR WrapperStruct00.var_1_23 [L116] EXPR WrapperStruct00.var_1_23 [L116] EXPR WrapperStruct00.var_1_24 [L116] EXPR WrapperStruct00.var_1_8 [L116] EXPR (((WrapperStruct00.var_1_23 - WrapperStruct00.var_1_23)) < ((WrapperStruct00.var_1_24 % WrapperStruct00.var_1_8))) ? ((WrapperStruct00.var_1_23 - WrapperStruct00.var_1_23)) : ((WrapperStruct00.var_1_24 % WrapperStruct00.var_1_8)) [L116] EXPR WrapperStruct00.var_1_23 [L116] EXPR WrapperStruct00.var_1_23 [L116] EXPR (((WrapperStruct00.var_1_23 - WrapperStruct00.var_1_23)) < ((WrapperStruct00.var_1_24 % WrapperStruct00.var_1_8))) ? ((WrapperStruct00.var_1_23 - WrapperStruct00.var_1_23)) : ((WrapperStruct00.var_1_24 % WrapperStruct00.var_1_8)) [L116] EXPR ((((((WrapperStruct00.var_1_23 - WrapperStruct00.var_1_23)) > (WrapperStruct00.var_1_12)) ? ((WrapperStruct00.var_1_23 - WrapperStruct00.var_1_23)) : (WrapperStruct00.var_1_12))) <= (((((WrapperStruct00.var_1_23 - WrapperStruct00.var_1_23)) < ((WrapperStruct00.var_1_24 % WrapperStruct00.var_1_8))) ? ((WrapperStruct00.var_1_23 - WrapperStruct00.var_1_23)) : ((WrapperStruct00.var_1_24 % WrapperStruct00.var_1_8))))) ? (WrapperStruct00.var_1_1 == ((signed short int) (((((WrapperStruct00.var_1_9 - WrapperStruct00.var_1_10)) < (WrapperStruct00.var_1_12)) ? ((WrapperStruct00.var_1_9 - WrapperStruct00.var_1_10)) : (WrapperStruct00.var_1_12))))) : 1 [L116] EXPR (((((((WrapperStruct00.var_1_23 - WrapperStruct00.var_1_23)) > (WrapperStruct00.var_1_12)) ? ((WrapperStruct00.var_1_23 - WrapperStruct00.var_1_23)) : (WrapperStruct00.var_1_12))) <= (((((WrapperStruct00.var_1_23 - WrapperStruct00.var_1_23)) < ((WrapperStruct00.var_1_24 % WrapperStruct00.var_1_8))) ? ((WrapperStruct00.var_1_23 - WrapperStruct00.var_1_23)) : ((WrapperStruct00.var_1_24 % WrapperStruct00.var_1_8))))) ? (WrapperStruct00.var_1_1 == ((signed short int) (((((WrapperStruct00.var_1_9 - WrapperStruct00.var_1_10)) < (WrapperStruct00.var_1_12)) ? ((WrapperStruct00.var_1_9 - WrapperStruct00.var_1_10)) : (WrapperStruct00.var_1_12))))) : 1) && ((WrapperStruct00.var_1_13 || (WrapperStruct00.var_1_23 <= WrapperStruct00.var_1_24)) ? (WrapperStruct00.var_1_12 == ((signed char) ((((1 - WrapperStruct00.var_1_14) < 0 ) ? -(1 - WrapperStruct00.var_1_14) : (1 - WrapperStruct00.var_1_14))))) : (WrapperStruct00.var_1_12 == ((signed char) WrapperStruct00.var_1_14))) [L116] EXPR WrapperStruct00.var_1_13 [L116] EXPR WrapperStruct00.var_1_13 || (WrapperStruct00.var_1_23 <= WrapperStruct00.var_1_24) [L116] EXPR (WrapperStruct00.var_1_13 || (WrapperStruct00.var_1_23 <= WrapperStruct00.var_1_24)) ? (WrapperStruct00.var_1_12 == ((signed char) ((((1 - WrapperStruct00.var_1_14) < 0 ) ? -(1 - WrapperStruct00.var_1_14) : (1 - WrapperStruct00.var_1_14))))) : (WrapperStruct00.var_1_12 == ((signed char) WrapperStruct00.var_1_14)) [L116] EXPR WrapperStruct00.var_1_12 [L116] EXPR WrapperStruct00.var_1_14 [L116] EXPR ((1 - WrapperStruct00.var_1_14) < 0 ) ? -(1 - WrapperStruct00.var_1_14) : (1 - WrapperStruct00.var_1_14) [L116] EXPR WrapperStruct00.var_1_14 [L116] EXPR ((1 - WrapperStruct00.var_1_14) < 0 ) ? -(1 - WrapperStruct00.var_1_14) : (1 - WrapperStruct00.var_1_14) [L116] EXPR (WrapperStruct00.var_1_13 || (WrapperStruct00.var_1_23 <= WrapperStruct00.var_1_24)) ? (WrapperStruct00.var_1_12 == ((signed char) ((((1 - WrapperStruct00.var_1_14) < 0 ) ? -(1 - WrapperStruct00.var_1_14) : (1 - WrapperStruct00.var_1_14))))) : (WrapperStruct00.var_1_12 == ((signed char) WrapperStruct00.var_1_14)) [L116] EXPR (((((((WrapperStruct00.var_1_23 - WrapperStruct00.var_1_23)) > (WrapperStruct00.var_1_12)) ? ((WrapperStruct00.var_1_23 - WrapperStruct00.var_1_23)) : (WrapperStruct00.var_1_12))) <= (((((WrapperStruct00.var_1_23 - WrapperStruct00.var_1_23)) < ((WrapperStruct00.var_1_24 % WrapperStruct00.var_1_8))) ? ((WrapperStruct00.var_1_23 - WrapperStruct00.var_1_23)) : ((WrapperStruct00.var_1_24 % WrapperStruct00.var_1_8))))) ? (WrapperStruct00.var_1_1 == ((signed short int) (((((WrapperStruct00.var_1_9 - WrapperStruct00.var_1_10)) < (WrapperStruct00.var_1_12)) ? ((WrapperStruct00.var_1_9 - WrapperStruct00.var_1_10)) : (WrapperStruct00.var_1_12))))) : 1) && ((WrapperStruct00.var_1_13 || (WrapperStruct00.var_1_23 <= WrapperStruct00.var_1_24)) ? (WrapperStruct00.var_1_12 == ((signed char) ((((1 - WrapperStruct00.var_1_14) < 0 ) ? -(1 - WrapperStruct00.var_1_14) : (1 - WrapperStruct00.var_1_14))))) : (WrapperStruct00.var_1_12 == ((signed char) WrapperStruct00.var_1_14))) [L116] EXPR ((((((((WrapperStruct00.var_1_23 - WrapperStruct00.var_1_23)) > (WrapperStruct00.var_1_12)) ? ((WrapperStruct00.var_1_23 - WrapperStruct00.var_1_23)) : (WrapperStruct00.var_1_12))) <= (((((WrapperStruct00.var_1_23 - WrapperStruct00.var_1_23)) < ((WrapperStruct00.var_1_24 % WrapperStruct00.var_1_8))) ? ((WrapperStruct00.var_1_23 - WrapperStruct00.var_1_23)) : ((WrapperStruct00.var_1_24 % WrapperStruct00.var_1_8))))) ? (WrapperStruct00.var_1_1 == ((signed short int) (((((WrapperStruct00.var_1_9 - WrapperStruct00.var_1_10)) < (WrapperStruct00.var_1_12)) ? ((WrapperStruct00.var_1_9 - WrapperStruct00.var_1_10)) : (WrapperStruct00.var_1_12))))) : 1) && ((WrapperStruct00.var_1_13 || (WrapperStruct00.var_1_23 <= WrapperStruct00.var_1_24)) ? (WrapperStruct00.var_1_12 == ((signed char) ((((1 - WrapperStruct00.var_1_14) < 0 ) ? -(1 - WrapperStruct00.var_1_14) : (1 - WrapperStruct00.var_1_14))))) : (WrapperStruct00.var_1_12 == ((signed char) WrapperStruct00.var_1_14)))) && ((WrapperStruct00.var_1_10 <= (WrapperStruct00.var_1_23 / WrapperStruct00.var_1_8)) ? (WrapperStruct00.var_1_15 == ((double) ((((((((((((WrapperStruct00.var_1_16) < (WrapperStruct00.var_1_17)) ? (WrapperStruct00.var_1_16) : (WrapperStruct00.var_1_17)))) > (WrapperStruct00.var_1_18)) ? (((((WrapperStruct00.var_1_16) < (WrapperStruct00.var_1_17)) ? (WrapperStruct00.var_1_16) : (WrapperStruct00.var_1_17)))) : (WrapperStruct00.var_1_18)))) < (((((3.6) > (WrapperStruct00.var_1_19)) ? (3.6) : (WrapperStruct00.var_1_19))))) ? (((((((((WrapperStruct00.var_1_16) < (WrapperStruct00.var_1_17)) ? (WrapperStruct00.var_1_16) : (WrapperStruct00.var_1_17)))) > (WrapperStruct00.var_1_18)) ? (((((WrapperStruct00.var_1_16) < (WrapperStruct00.var_1_17)) ? (WrapperStruct00.var_1_16) : (WrapperStruct00.var_1_17)))) : (WrapperStruct00.var_1_18)))) : (((((3.6) > (WrapperStruct00.var_1_19)) ? (3.6) : (WrapperStruct00.var_1_19)))))))) : (WrapperStruct00.var_1_15 == ((double) (WrapperStruct00.var_1_20 - WrapperStruct00.var_1_21)))) [L116] EXPR WrapperStruct00.var_1_10 [L116] EXPR WrapperStruct00.var_1_23 [L116] EXPR WrapperStruct00.var_1_8 [L116] EXPR (WrapperStruct00.var_1_10 <= (WrapperStruct00.var_1_23 / WrapperStruct00.var_1_8)) ? (WrapperStruct00.var_1_15 == ((double) ((((((((((((WrapperStruct00.var_1_16) < (WrapperStruct00.var_1_17)) ? (WrapperStruct00.var_1_16) : (WrapperStruct00.var_1_17)))) > (WrapperStruct00.var_1_18)) ? (((((WrapperStruct00.var_1_16) < (WrapperStruct00.var_1_17)) ? (WrapperStruct00.var_1_16) : (WrapperStruct00.var_1_17)))) : (WrapperStruct00.var_1_18)))) < (((((3.6) > (WrapperStruct00.var_1_19)) ? (3.6) : (WrapperStruct00.var_1_19))))) ? (((((((((WrapperStruct00.var_1_16) < (WrapperStruct00.var_1_17)) ? (WrapperStruct00.var_1_16) : (WrapperStruct00.var_1_17)))) > (WrapperStruct00.var_1_18)) ? (((((WrapperStruct00.var_1_16) < (WrapperStruct00.var_1_17)) ? (WrapperStruct00.var_1_16) : (WrapperStruct00.var_1_17)))) : (WrapperStruct00.var_1_18)))) : (((((3.6) > (WrapperStruct00.var_1_19)) ? (3.6) : (WrapperStruct00.var_1_19)))))))) : (WrapperStruct00.var_1_15 == ((double) (WrapperStruct00.var_1_20 - WrapperStruct00.var_1_21))) [L116] EXPR WrapperStruct00.var_1_15 [L116] EXPR WrapperStruct00.var_1_20 [L116] EXPR WrapperStruct00.var_1_21 [L116] EXPR (WrapperStruct00.var_1_10 <= (WrapperStruct00.var_1_23 / WrapperStruct00.var_1_8)) ? (WrapperStruct00.var_1_15 == ((double) ((((((((((((WrapperStruct00.var_1_16) < (WrapperStruct00.var_1_17)) ? (WrapperStruct00.var_1_16) : (WrapperStruct00.var_1_17)))) > (WrapperStruct00.var_1_18)) ? (((((WrapperStruct00.var_1_16) < (WrapperStruct00.var_1_17)) ? (WrapperStruct00.var_1_16) : (WrapperStruct00.var_1_17)))) : (WrapperStruct00.var_1_18)))) < (((((3.6) > (WrapperStruct00.var_1_19)) ? (3.6) : (WrapperStruct00.var_1_19))))) ? (((((((((WrapperStruct00.var_1_16) < (WrapperStruct00.var_1_17)) ? (WrapperStruct00.var_1_16) : (WrapperStruct00.var_1_17)))) > (WrapperStruct00.var_1_18)) ? (((((WrapperStruct00.var_1_16) < (WrapperStruct00.var_1_17)) ? (WrapperStruct00.var_1_16) : (WrapperStruct00.var_1_17)))) : (WrapperStruct00.var_1_18)))) : (((((3.6) > (WrapperStruct00.var_1_19)) ? (3.6) : (WrapperStruct00.var_1_19)))))))) : (WrapperStruct00.var_1_15 == ((double) (WrapperStruct00.var_1_20 - WrapperStruct00.var_1_21))) [L116] EXPR ((((((((WrapperStruct00.var_1_23 - WrapperStruct00.var_1_23)) > (WrapperStruct00.var_1_12)) ? ((WrapperStruct00.var_1_23 - WrapperStruct00.var_1_23)) : (WrapperStruct00.var_1_12))) <= (((((WrapperStruct00.var_1_23 - WrapperStruct00.var_1_23)) < ((WrapperStruct00.var_1_24 % WrapperStruct00.var_1_8))) ? ((WrapperStruct00.var_1_23 - WrapperStruct00.var_1_23)) : ((WrapperStruct00.var_1_24 % WrapperStruct00.var_1_8))))) ? (WrapperStruct00.var_1_1 == ((signed short int) (((((WrapperStruct00.var_1_9 - WrapperStruct00.var_1_10)) < (WrapperStruct00.var_1_12)) ? ((WrapperStruct00.var_1_9 - WrapperStruct00.var_1_10)) : (WrapperStruct00.var_1_12))))) : 1) && ((WrapperStruct00.var_1_13 || (WrapperStruct00.var_1_23 <= WrapperStruct00.var_1_24)) ? (WrapperStruct00.var_1_12 == ((signed char) ((((1 - WrapperStruct00.var_1_14) < 0 ) ? -(1 - WrapperStruct00.var_1_14) : (1 - WrapperStruct00.var_1_14))))) : (WrapperStruct00.var_1_12 == ((signed char) WrapperStruct00.var_1_14)))) && ((WrapperStruct00.var_1_10 <= (WrapperStruct00.var_1_23 / WrapperStruct00.var_1_8)) ? (WrapperStruct00.var_1_15 == ((double) ((((((((((((WrapperStruct00.var_1_16) < (WrapperStruct00.var_1_17)) ? (WrapperStruct00.var_1_16) : (WrapperStruct00.var_1_17)))) > (WrapperStruct00.var_1_18)) ? (((((WrapperStruct00.var_1_16) < (WrapperStruct00.var_1_17)) ? (WrapperStruct00.var_1_16) : (WrapperStruct00.var_1_17)))) : (WrapperStruct00.var_1_18)))) < (((((3.6) > (WrapperStruct00.var_1_19)) ? (3.6) : (WrapperStruct00.var_1_19))))) ? (((((((((WrapperStruct00.var_1_16) < (WrapperStruct00.var_1_17)) ? (WrapperStruct00.var_1_16) : (WrapperStruct00.var_1_17)))) > (WrapperStruct00.var_1_18)) ? (((((WrapperStruct00.var_1_16) < (WrapperStruct00.var_1_17)) ? (WrapperStruct00.var_1_16) : (WrapperStruct00.var_1_17)))) : (WrapperStruct00.var_1_18)))) : (((((3.6) > (WrapperStruct00.var_1_19)) ? (3.6) : (WrapperStruct00.var_1_19)))))))) : (WrapperStruct00.var_1_15 == ((double) (WrapperStruct00.var_1_20 - WrapperStruct00.var_1_21)))) [L116] EXPR (((((((((WrapperStruct00.var_1_23 - WrapperStruct00.var_1_23)) > (WrapperStruct00.var_1_12)) ? ((WrapperStruct00.var_1_23 - WrapperStruct00.var_1_23)) : (WrapperStruct00.var_1_12))) <= (((((WrapperStruct00.var_1_23 - WrapperStruct00.var_1_23)) < ((WrapperStruct00.var_1_24 % WrapperStruct00.var_1_8))) ? ((WrapperStruct00.var_1_23 - WrapperStruct00.var_1_23)) : ((WrapperStruct00.var_1_24 % WrapperStruct00.var_1_8))))) ? (WrapperStruct00.var_1_1 == ((signed short int) (((((WrapperStruct00.var_1_9 - WrapperStruct00.var_1_10)) < (WrapperStruct00.var_1_12)) ? ((WrapperStruct00.var_1_9 - WrapperStruct00.var_1_10)) : (WrapperStruct00.var_1_12))))) : 1) && ((WrapperStruct00.var_1_13 || (WrapperStruct00.var_1_23 <= WrapperStruct00.var_1_24)) ? (WrapperStruct00.var_1_12 == ((signed char) ((((1 - WrapperStruct00.var_1_14) < 0 ) ? -(1 - WrapperStruct00.var_1_14) : (1 - WrapperStruct00.var_1_14))))) : (WrapperStruct00.var_1_12 == ((signed char) WrapperStruct00.var_1_14)))) && ((WrapperStruct00.var_1_10 <= (WrapperStruct00.var_1_23 / WrapperStruct00.var_1_8)) ? (WrapperStruct00.var_1_15 == ((double) ((((((((((((WrapperStruct00.var_1_16) < (WrapperStruct00.var_1_17)) ? (WrapperStruct00.var_1_16) : (WrapperStruct00.var_1_17)))) > (WrapperStruct00.var_1_18)) ? (((((WrapperStruct00.var_1_16) < (WrapperStruct00.var_1_17)) ? (WrapperStruct00.var_1_16) : (WrapperStruct00.var_1_17)))) : (WrapperStruct00.var_1_18)))) < (((((3.6) > (WrapperStruct00.var_1_19)) ? (3.6) : (WrapperStruct00.var_1_19))))) ? (((((((((WrapperStruct00.var_1_16) < (WrapperStruct00.var_1_17)) ? (WrapperStruct00.var_1_16) : (WrapperStruct00.var_1_17)))) > (WrapperStruct00.var_1_18)) ? (((((WrapperStruct00.var_1_16) < (WrapperStruct00.var_1_17)) ? (WrapperStruct00.var_1_16) : (WrapperStruct00.var_1_17)))) : (WrapperStruct00.var_1_18)))) : (((((3.6) > (WrapperStruct00.var_1_19)) ? (3.6) : (WrapperStruct00.var_1_19)))))))) : (WrapperStruct00.var_1_15 == ((double) (WrapperStruct00.var_1_20 - WrapperStruct00.var_1_21))))) && (WrapperStruct00.var_1_22 == ((double) WrapperStruct00.var_1_19)) [L116] EXPR ((((((((((WrapperStruct00.var_1_23 - WrapperStruct00.var_1_23)) > (WrapperStruct00.var_1_12)) ? ((WrapperStruct00.var_1_23 - WrapperStruct00.var_1_23)) : (WrapperStruct00.var_1_12))) <= (((((WrapperStruct00.var_1_23 - WrapperStruct00.var_1_23)) < ((WrapperStruct00.var_1_24 % WrapperStruct00.var_1_8))) ? ((WrapperStruct00.var_1_23 - WrapperStruct00.var_1_23)) : ((WrapperStruct00.var_1_24 % WrapperStruct00.var_1_8))))) ? (WrapperStruct00.var_1_1 == ((signed short int) (((((WrapperStruct00.var_1_9 - WrapperStruct00.var_1_10)) < (WrapperStruct00.var_1_12)) ? ((WrapperStruct00.var_1_9 - WrapperStruct00.var_1_10)) : (WrapperStruct00.var_1_12))))) : 1) && ((WrapperStruct00.var_1_13 || (WrapperStruct00.var_1_23 <= WrapperStruct00.var_1_24)) ? (WrapperStruct00.var_1_12 == ((signed char) ((((1 - WrapperStruct00.var_1_14) < 0 ) ? -(1 - WrapperStruct00.var_1_14) : (1 - WrapperStruct00.var_1_14))))) : (WrapperStruct00.var_1_12 == ((signed char) WrapperStruct00.var_1_14)))) && ((WrapperStruct00.var_1_10 <= (WrapperStruct00.var_1_23 / WrapperStruct00.var_1_8)) ? (WrapperStruct00.var_1_15 == ((double) ((((((((((((WrapperStruct00.var_1_16) < (WrapperStruct00.var_1_17)) ? (WrapperStruct00.var_1_16) : (WrapperStruct00.var_1_17)))) > (WrapperStruct00.var_1_18)) ? (((((WrapperStruct00.var_1_16) < (WrapperStruct00.var_1_17)) ? (WrapperStruct00.var_1_16) : (WrapperStruct00.var_1_17)))) : (WrapperStruct00.var_1_18)))) < (((((3.6) > (WrapperStruct00.var_1_19)) ? (3.6) : (WrapperStruct00.var_1_19))))) ? (((((((((WrapperStruct00.var_1_16) < (WrapperStruct00.var_1_17)) ? (WrapperStruct00.var_1_16) : (WrapperStruct00.var_1_17)))) > (WrapperStruct00.var_1_18)) ? (((((WrapperStruct00.var_1_16) < (WrapperStruct00.var_1_17)) ? (WrapperStruct00.var_1_16) : (WrapperStruct00.var_1_17)))) : (WrapperStruct00.var_1_18)))) : (((((3.6) > (WrapperStruct00.var_1_19)) ? (3.6) : (WrapperStruct00.var_1_19)))))))) : (WrapperStruct00.var_1_15 == ((double) (WrapperStruct00.var_1_20 - WrapperStruct00.var_1_21))))) && (WrapperStruct00.var_1_22 == ((double) WrapperStruct00.var_1_19))) && (WrapperStruct00.var_1_23 == ((unsigned short int) WrapperStruct00.var_1_10)) [L116] EXPR (((((((((((WrapperStruct00.var_1_23 - WrapperStruct00.var_1_23)) > (WrapperStruct00.var_1_12)) ? ((WrapperStruct00.var_1_23 - WrapperStruct00.var_1_23)) : (WrapperStruct00.var_1_12))) <= (((((WrapperStruct00.var_1_23 - WrapperStruct00.var_1_23)) < ((WrapperStruct00.var_1_24 % WrapperStruct00.var_1_8))) ? ((WrapperStruct00.var_1_23 - WrapperStruct00.var_1_23)) : ((WrapperStruct00.var_1_24 % WrapperStruct00.var_1_8))))) ? (WrapperStruct00.var_1_1 == ((signed short int) (((((WrapperStruct00.var_1_9 - WrapperStruct00.var_1_10)) < (WrapperStruct00.var_1_12)) ? ((WrapperStruct00.var_1_9 - WrapperStruct00.var_1_10)) : (WrapperStruct00.var_1_12))))) : 1) && ((WrapperStruct00.var_1_13 || (WrapperStruct00.var_1_23 <= WrapperStruct00.var_1_24)) ? (WrapperStruct00.var_1_12 == ((signed char) ((((1 - WrapperStruct00.var_1_14) < 0 ) ? -(1 - WrapperStruct00.var_1_14) : (1 - WrapperStruct00.var_1_14))))) : (WrapperStruct00.var_1_12 == ((signed char) WrapperStruct00.var_1_14)))) && ((WrapperStruct00.var_1_10 <= (WrapperStruct00.var_1_23 / WrapperStruct00.var_1_8)) ? (WrapperStruct00.var_1_15 == ((double) ((((((((((((WrapperStruct00.var_1_16) < (WrapperStruct00.var_1_17)) ? (WrapperStruct00.var_1_16) : (WrapperStruct00.var_1_17)))) > (WrapperStruct00.var_1_18)) ? (((((WrapperStruct00.var_1_16) < (WrapperStruct00.var_1_17)) ? (WrapperStruct00.var_1_16) : (WrapperStruct00.var_1_17)))) : (WrapperStruct00.var_1_18)))) < (((((3.6) > (WrapperStruct00.var_1_19)) ? (3.6) : (WrapperStruct00.var_1_19))))) ? (((((((((WrapperStruct00.var_1_16) < (WrapperStruct00.var_1_17)) ? (WrapperStruct00.var_1_16) : (WrapperStruct00.var_1_17)))) > (WrapperStruct00.var_1_18)) ? (((((WrapperStruct00.var_1_16) < (WrapperStruct00.var_1_17)) ? (WrapperStruct00.var_1_16) : (WrapperStruct00.var_1_17)))) : (WrapperStruct00.var_1_18)))) : (((((3.6) > (WrapperStruct00.var_1_19)) ? (3.6) : (WrapperStruct00.var_1_19)))))))) : (WrapperStruct00.var_1_15 == ((double) (WrapperStruct00.var_1_20 - WrapperStruct00.var_1_21))))) && (WrapperStruct00.var_1_22 == ((double) WrapperStruct00.var_1_19))) && (WrapperStruct00.var_1_23 == ((unsigned short int) WrapperStruct00.var_1_10))) && (WrapperStruct00.var_1_24 == ((signed char) WrapperStruct00.var_1_14)) [L116-L117] return (((((((((((WrapperStruct00.var_1_23 - WrapperStruct00.var_1_23)) > (WrapperStruct00.var_1_12)) ? ((WrapperStruct00.var_1_23 - WrapperStruct00.var_1_23)) : (WrapperStruct00.var_1_12))) <= (((((WrapperStruct00.var_1_23 - WrapperStruct00.var_1_23)) < ((WrapperStruct00.var_1_24 % WrapperStruct00.var_1_8))) ? ((WrapperStruct00.var_1_23 - WrapperStruct00.var_1_23)) : ((WrapperStruct00.var_1_24 % WrapperStruct00.var_1_8))))) ? (WrapperStruct00.var_1_1 == ((signed short int) (((((WrapperStruct00.var_1_9 - WrapperStruct00.var_1_10)) < (WrapperStruct00.var_1_12)) ? ((WrapperStruct00.var_1_9 - WrapperStruct00.var_1_10)) : (WrapperStruct00.var_1_12))))) : 1) && ((WrapperStruct00.var_1_13 || (WrapperStruct00.var_1_23 <= WrapperStruct00.var_1_24)) ? (WrapperStruct00.var_1_12 == ((signed char) ((((1 - WrapperStruct00.var_1_14) < 0 ) ? -(1 - WrapperStruct00.var_1_14) : (1 - WrapperStruct00.var_1_14))))) : (WrapperStruct00.var_1_12 == ((signed char) WrapperStruct00.var_1_14)))) && ((WrapperStruct00.var_1_10 <= (WrapperStruct00.var_1_23 / WrapperStruct00.var_1_8)) ? (WrapperStruct00.var_1_15 == ((double) ((((((((((((WrapperStruct00.var_1_16) < (WrapperStruct00.var_1_17)) ? (WrapperStruct00.var_1_16) : (WrapperStruct00.var_1_17)))) > (WrapperStruct00.var_1_18)) ? (((((WrapperStruct00.var_1_16) < (WrapperStruct00.var_1_17)) ? (WrapperStruct00.var_1_16) : (WrapperStruct00.var_1_17)))) : (WrapperStruct00.var_1_18)))) < (((((3.6) > (WrapperStruct00.var_1_19)) ? (3.6) : (WrapperStruct00.var_1_19))))) ? (((((((((WrapperStruct00.var_1_16) < (WrapperStruct00.var_1_17)) ? (WrapperStruct00.var_1_16) : (WrapperStruct00.var_1_17)))) > (WrapperStruct00.var_1_18)) ? (((((WrapperStruct00.var_1_16) < (WrapperStruct00.var_1_17)) ? (WrapperStruct00.var_1_16) : (WrapperStruct00.var_1_17)))) : (WrapperStruct00.var_1_18)))) : (((((3.6) > (WrapperStruct00.var_1_19)) ? (3.6) : (WrapperStruct00.var_1_19)))))))) : (WrapperStruct00.var_1_15 == ((double) (WrapperStruct00.var_1_20 - WrapperStruct00.var_1_21))))) && (WrapperStruct00.var_1_22 == ((double) WrapperStruct00.var_1_19))) && (WrapperStruct00.var_1_23 == ((unsigned short int) WrapperStruct00.var_1_10))) && (WrapperStruct00.var_1_24 == ((signed char) WrapperStruct00.var_1_14)) ; [L126] RET, EXPR property() [L126] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [WrapperStruct00={4:0}, \old(cond)=0, cond=0, isInitial=1] [L19] reach_error() VAL [WrapperStruct00={4:0}, \old(cond)=0, cond=0, isInitial=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 43 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.6s, OverallIterations: 1, TraceHistogramMax: 17, 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=43occurred 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, 2.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 72 NumberOfCodeBlocks, 72 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 05:24:36,380 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-80.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 511db833c8808b53f89aa03d82cf934769dba4f9f9153f0cd5ce6daaa43720ad --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:24:39,099 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:24:39,227 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 05:24:39,235 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:24:39,236 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:24:39,274 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:24:39,275 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:24:39,275 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:24:39,276 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:24:39,276 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:24:39,277 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:24:39,277 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:24:39,278 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:24:39,278 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:24:39,279 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:24:39,279 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:24:39,280 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:24:39,281 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:24:39,281 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:24:39,287 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:24:39,288 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:24:39,288 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:24:39,289 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:24:39,289 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:24:39,290 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 05:24:39,290 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 05:24:39,290 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 05:24:39,291 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:24:39,291 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:24:39,292 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:24:39,293 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:24:39,293 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 05:24:39,294 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:24:39,294 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:24:39,294 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:24:39,295 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:24:39,295 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:24:39,295 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 05:24:39,295 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 05:24:39,296 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:24:39,297 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:24:39,297 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:24:39,297 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_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 511db833c8808b53f89aa03d82cf934769dba4f9f9153f0cd5ce6daaa43720ad [2023-11-19 05:24:39,731 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:24:39,755 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:24:39,761 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:24:39,762 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:24:39,763 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:24:39,764 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-80.i [2023-11-19 05:24:43,229 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:24:43,612 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:24:43,612 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-80.i [2023-11-19 05:24:43,624 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/data/bbcb89196/7490101ab40e40daac40ffbdaa87dbec/FLAG0ea92d803 [2023-11-19 05:24:43,649 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/data/bbcb89196/7490101ab40e40daac40ffbdaa87dbec [2023-11-19 05:24:43,656 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:24:43,659 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:24:43,664 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:24:43,665 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:24:43,671 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:24:43,672 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:24:43" (1/1) ... [2023-11-19 05:24:43,673 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48d0a94e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:24:43, skipping insertion in model container [2023-11-19 05:24:43,673 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:24:43" (1/1) ... [2023-11-19 05:24:43,733 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:24:43,970 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_bedb5fea-8d49-47a3-ae47-fadbed6968ef/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-80.i[916,929] [2023-11-19 05:24:44,086 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:24:44,104 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:24:44,120 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_bedb5fea-8d49-47a3-ae47-fadbed6968ef/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-80.i[916,929] [2023-11-19 05:24:44,215 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:24:44,246 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:24:44,247 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:24:44 WrapperNode [2023-11-19 05:24:44,247 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:24:44,249 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:24:44,249 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:24:44,249 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:24:44,258 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:24:44" (1/1) ... [2023-11-19 05:24:44,300 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:24:44" (1/1) ... [2023-11-19 05:24:44,419 INFO L138 Inliner]: procedures = 36, calls = 228, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 669 [2023-11-19 05:24:44,420 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:24:44,420 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:24:44,420 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:24:44,421 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:24:44,450 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:24:44" (1/1) ... [2023-11-19 05:24:44,451 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:24:44" (1/1) ... [2023-11-19 05:24:44,461 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:24:44" (1/1) ... [2023-11-19 05:24:44,461 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:24:44" (1/1) ... [2023-11-19 05:24:44,504 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:24:44" (1/1) ... [2023-11-19 05:24:44,511 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:24:44" (1/1) ... [2023-11-19 05:24:44,516 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:24:44" (1/1) ... [2023-11-19 05:24:44,521 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:24:44" (1/1) ... [2023-11-19 05:24:44,529 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:24:44,531 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:24:44,531 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:24:44,531 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:24:44,532 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:24:44" (1/1) ... [2023-11-19 05:24:44,538 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:24:44,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:24:44,567 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:24:44,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:24:44,617 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:24:44,617 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2023-11-19 05:24:44,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2023-11-19 05:24:44,618 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-19 05:24:44,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2023-11-19 05:24:44,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 05:24:44,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-19 05:24:44,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2023-11-19 05:24:44,619 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 05:24:44,619 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2023-11-19 05:24:44,620 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:24:44,620 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:24:44,620 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:24:44,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:24:44,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-19 05:24:44,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2023-11-19 05:24:44,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 05:24:44,818 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:24:44,820 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:24:47,154 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:24:47,171 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:24:47,177 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:24:47,187 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:24:47 BoogieIcfgContainer [2023-11-19 05:24:47,187 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:24:47,190 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:24:47,190 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:24:47,194 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:24:47,196 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:24:43" (1/3) ... [2023-11-19 05:24:47,197 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@406126aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:24:47, skipping insertion in model container [2023-11-19 05:24:47,197 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:24:44" (2/3) ... [2023-11-19 05:24:47,198 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@406126aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:24:47, skipping insertion in model container [2023-11-19 05:24:47,199 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:24:47" (3/3) ... [2023-11-19 05:24:47,201 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-s_file-80.i [2023-11-19 05:24:47,223 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:24:47,224 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:24:47,345 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:24:47,354 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;@692e15, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:24:47,355 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:24:47,362 INFO L276 IsEmpty]: Start isEmpty. Operand has 154 states, 134 states have (on average 1.455223880597015) internal successors, (195), 135 states have internal predecessors, (195), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2023-11-19 05:24:47,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2023-11-19 05:24:47,389 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:24:47,390 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:24:47,391 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:24:47,399 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:24:47,400 INFO L85 PathProgramCache]: Analyzing trace with hash 329443271, now seen corresponding path program 1 times [2023-11-19 05:24:47,421 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:24:47,422 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [934989709] [2023-11-19 05:24:47,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:24:47,424 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:24:47,424 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:24:47,427 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 05:24:47,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-19 05:24:48,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:24:48,194 INFO L262 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 05:24:48,212 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:24:48,332 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 288 proven. 0 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2023-11-19 05:24:48,333 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:24:48,335 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:24:48,335 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [934989709] [2023-11-19 05:24:48,336 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [934989709] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:24:48,337 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:24:48,337 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 05:24:48,339 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [689927892] [2023-11-19 05:24:48,341 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:24:48,350 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 05:24:48,350 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:24:48,402 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 05:24:48,403 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 05:24:48,412 INFO L87 Difference]: Start difference. First operand has 154 states, 134 states have (on average 1.455223880597015) internal successors, (195), 135 states have internal predecessors, (195), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) Second operand has 2 states, 2 states have (on average 37.5) internal successors, (75), 2 states have internal predecessors, (75), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2023-11-19 05:24:48,494 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:24:48,497 INFO L93 Difference]: Finished difference Result 301 states and 469 transitions. [2023-11-19 05:24:48,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 05:24:48,499 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 37.5) internal successors, (75), 2 states have internal predecessors, (75), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 153 [2023-11-19 05:24:48,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:24:48,510 INFO L225 Difference]: With dead ends: 301 [2023-11-19 05:24:48,510 INFO L226 Difference]: Without dead ends: 150 [2023-11-19 05:24:48,515 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 05:24:48,519 INFO L413 NwaCegarLoop]: 222 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 222 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 05:24:48,520 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 222 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 05:24:48,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2023-11-19 05:24:48,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 150. [2023-11-19 05:24:48,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 150 states, 131 states have (on average 1.4351145038167938) internal successors, (188), 131 states have internal predecessors, (188), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2023-11-19 05:24:48,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 222 transitions. [2023-11-19 05:24:48,581 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 222 transitions. Word has length 153 [2023-11-19 05:24:48,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:24:48,582 INFO L495 AbstractCegarLoop]: Abstraction has 150 states and 222 transitions. [2023-11-19 05:24:48,582 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 37.5) internal successors, (75), 2 states have internal predecessors, (75), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2023-11-19 05:24:48,583 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 222 transitions. [2023-11-19 05:24:48,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2023-11-19 05:24:48,588 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:24:48,588 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:24:48,606 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-19 05:24:48,805 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:24:48,806 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:24:48,806 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:24:48,807 INFO L85 PathProgramCache]: Analyzing trace with hash 545041713, now seen corresponding path program 1 times [2023-11-19 05:24:48,808 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:24:48,808 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1323423519] [2023-11-19 05:24:48,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:24:48,809 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:24:48,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:24:48,811 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 05:24:48,821 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-19 05:24:49,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:24:49,452 INFO L262 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 05:24:49,466 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:24:49,577 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2023-11-19 05:24:49,578 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:24:49,578 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:24:49,578 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1323423519] [2023-11-19 05:24:49,579 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1323423519] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:24:49,579 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:24:49,579 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 05:24:49,579 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [460811423] [2023-11-19 05:24:49,580 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:24:49,582 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 05:24:49,582 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:24:49,583 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 05:24:49,583 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 05:24:49,584 INFO L87 Difference]: Start difference. First operand 150 states and 222 transitions. Second operand has 4 states, 4 states have (on average 18.5) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2023-11-19 05:24:49,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:24:49,727 INFO L93 Difference]: Finished difference Result 303 states and 450 transitions. [2023-11-19 05:24:49,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-19 05:24:49,729 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.5) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 153 [2023-11-19 05:24:49,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:24:49,733 INFO L225 Difference]: With dead ends: 303 [2023-11-19 05:24:49,733 INFO L226 Difference]: Without dead ends: 156 [2023-11-19 05:24:49,735 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 05:24:49,736 INFO L413 NwaCegarLoop]: 223 mSDtfsCounter, 10 mSDsluCounter, 431 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 654 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-19 05:24:49,737 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 654 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-19 05:24:49,739 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2023-11-19 05:24:49,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 152. [2023-11-19 05:24:49,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 152 states, 133 states have (on average 1.4285714285714286) internal successors, (190), 133 states have internal predecessors, (190), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2023-11-19 05:24:49,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 224 transitions. [2023-11-19 05:24:49,757 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 224 transitions. Word has length 153 [2023-11-19 05:24:49,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:24:49,758 INFO L495 AbstractCegarLoop]: Abstraction has 152 states and 224 transitions. [2023-11-19 05:24:49,758 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.5) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2023-11-19 05:24:49,759 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 224 transitions. [2023-11-19 05:24:49,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2023-11-19 05:24:49,762 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:24:49,762 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:24:49,786 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-19 05:24:49,980 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:24:49,981 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:24:49,981 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:24:49,981 INFO L85 PathProgramCache]: Analyzing trace with hash -114489809, now seen corresponding path program 1 times [2023-11-19 05:24:49,983 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:24:49,983 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [849947667] [2023-11-19 05:24:49,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:24:49,983 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:24:49,984 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:24:49,985 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 05:24:50,029 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-19 05:24:50,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:24:50,770 INFO L262 TraceCheckSpWp]: Trace formula consists of 355 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 05:24:50,779 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:24:50,839 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2023-11-19 05:24:50,840 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:24:50,846 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:24:50,846 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [849947667] [2023-11-19 05:24:50,847 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [849947667] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:24:50,851 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:24:50,851 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 05:24:50,851 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [943807060] [2023-11-19 05:24:50,852 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:24:50,853 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 05:24:50,853 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:24:50,854 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 05:24:50,855 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 05:24:50,855 INFO L87 Difference]: Start difference. First operand 152 states and 224 transitions. Second operand has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2023-11-19 05:24:50,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:24:50,953 INFO L93 Difference]: Finished difference Result 336 states and 498 transitions. [2023-11-19 05:24:50,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-19 05:24:50,954 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 153 [2023-11-19 05:24:50,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:24:50,957 INFO L225 Difference]: With dead ends: 336 [2023-11-19 05:24:50,967 INFO L226 Difference]: Without dead ends: 187 [2023-11-19 05:24:50,970 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 05:24:50,974 INFO L413 NwaCegarLoop]: 262 mSDtfsCounter, 66 mSDsluCounter, 463 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 66 SdHoareTripleChecker+Valid, 725 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-19 05:24:50,976 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [66 Valid, 725 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-19 05:24:50,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2023-11-19 05:24:51,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 154. [2023-11-19 05:24:51,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 154 states, 135 states have (on average 1.4222222222222223) internal successors, (192), 135 states have internal predecessors, (192), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2023-11-19 05:24:51,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 226 transitions. [2023-11-19 05:24:51,012 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 226 transitions. Word has length 153 [2023-11-19 05:24:51,013 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:24:51,013 INFO L495 AbstractCegarLoop]: Abstraction has 154 states and 226 transitions. [2023-11-19 05:24:51,013 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2023-11-19 05:24:51,014 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 226 transitions. [2023-11-19 05:24:51,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-11-19 05:24:51,024 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:24:51,024 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:24:51,050 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2023-11-19 05:24:51,244 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:24:51,245 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:24:51,245 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:24:51,246 INFO L85 PathProgramCache]: Analyzing trace with hash 1837437930, now seen corresponding path program 1 times [2023-11-19 05:24:51,246 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:24:51,247 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [71640241] [2023-11-19 05:24:51,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:24:51,247 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:24:51,247 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:24:51,251 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 05:24:51,266 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-19 05:24:52,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:24:52,121 INFO L262 TraceCheckSpWp]: Trace formula consists of 363 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 05:24:52,127 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:24:52,201 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2023-11-19 05:24:52,202 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:24:52,202 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:24:52,202 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [71640241] [2023-11-19 05:24:52,206 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [71640241] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:24:52,206 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:24:52,207 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-19 05:24:52,207 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [473736261] [2023-11-19 05:24:52,207 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:24:52,210 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-19 05:24:52,210 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:24:52,211 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-19 05:24:52,214 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-19 05:24:52,215 INFO L87 Difference]: Start difference. First operand 154 states and 226 transitions. Second operand has 5 states, 5 states have (on average 14.6) internal successors, (73), 5 states have internal predecessors, (73), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2023-11-19 05:24:52,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:24:52,375 INFO L93 Difference]: Finished difference Result 326 states and 479 transitions. [2023-11-19 05:24:52,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-19 05:24:52,376 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.6) internal successors, (73), 5 states have internal predecessors, (73), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 155 [2023-11-19 05:24:52,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:24:52,380 INFO L225 Difference]: With dead ends: 326 [2023-11-19 05:24:52,380 INFO L226 Difference]: Without dead ends: 175 [2023-11-19 05:24:52,381 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-19 05:24:52,383 INFO L413 NwaCegarLoop]: 217 mSDtfsCounter, 46 mSDsluCounter, 643 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 46 SdHoareTripleChecker+Valid, 860 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-19 05:24:52,384 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [46 Valid, 860 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-19 05:24:52,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2023-11-19 05:24:52,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 158. [2023-11-19 05:24:52,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 158 states, 139 states have (on average 1.410071942446043) internal successors, (196), 139 states have internal predecessors, (196), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2023-11-19 05:24:52,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 230 transitions. [2023-11-19 05:24:52,402 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 230 transitions. Word has length 155 [2023-11-19 05:24:52,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:24:52,403 INFO L495 AbstractCegarLoop]: Abstraction has 158 states and 230 transitions. [2023-11-19 05:24:52,403 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.6) internal successors, (73), 5 states have internal predecessors, (73), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2023-11-19 05:24:52,404 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 230 transitions. [2023-11-19 05:24:52,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-11-19 05:24:52,406 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:24:52,407 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:24:52,435 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2023-11-19 05:24:52,628 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:24:52,629 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:24:52,629 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:24:52,631 INFO L85 PathProgramCache]: Analyzing trace with hash -1777470996, now seen corresponding path program 1 times [2023-11-19 05:24:52,632 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:24:52,632 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [871871100] [2023-11-19 05:24:52,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:24:52,633 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:24:52,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:24:52,635 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 05:24:52,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-11-19 05:24:53,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:24:53,475 INFO L262 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 05:24:53,482 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:24:53,564 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2023-11-19 05:24:53,564 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:24:53,564 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:24:53,565 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [871871100] [2023-11-19 05:24:53,565 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [871871100] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:24:53,565 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:24:53,565 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-19 05:24:53,566 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1691358487] [2023-11-19 05:24:53,566 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:24:53,566 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-19 05:24:53,567 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:24:53,568 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-19 05:24:53,568 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-19 05:24:53,568 INFO L87 Difference]: Start difference. First operand 158 states and 230 transitions. Second operand has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 6 states have internal predecessors, (73), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2023-11-19 05:24:53,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:24:53,820 INFO L93 Difference]: Finished difference Result 333 states and 484 transitions. [2023-11-19 05:24:53,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-11-19 05:24:53,821 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 6 states have internal predecessors, (73), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 155 [2023-11-19 05:24:53,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:24:53,826 INFO L225 Difference]: With dead ends: 333 [2023-11-19 05:24:53,828 INFO L226 Difference]: Without dead ends: 178 [2023-11-19 05:24:53,830 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2023-11-19 05:24:53,832 INFO L413 NwaCegarLoop]: 215 mSDtfsCounter, 49 mSDsluCounter, 853 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 49 SdHoareTripleChecker+Valid, 1068 SdHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-19 05:24:53,832 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [49 Valid, 1068 Invalid, 52 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-19 05:24:53,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 178 states. [2023-11-19 05:24:53,849 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 178 to 160. [2023-11-19 05:24:53,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 141 states have (on average 1.4042553191489362) internal successors, (198), 141 states have internal predecessors, (198), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2023-11-19 05:24:53,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 232 transitions. [2023-11-19 05:24:53,862 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 232 transitions. Word has length 155 [2023-11-19 05:24:53,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:24:53,864 INFO L495 AbstractCegarLoop]: Abstraction has 160 states and 232 transitions. [2023-11-19 05:24:53,865 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 6 states have internal predecessors, (73), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2023-11-19 05:24:53,865 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 232 transitions. [2023-11-19 05:24:53,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-11-19 05:24:53,867 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:24:53,868 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:24:53,887 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2023-11-19 05:24:54,082 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:24:54,083 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:24:54,083 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:24:54,083 INFO L85 PathProgramCache]: Analyzing trace with hash -2463634, now seen corresponding path program 1 times [2023-11-19 05:24:54,084 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:24:54,084 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1184451678] [2023-11-19 05:24:54,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:24:54,084 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:24:54,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:24:54,086 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 05:24:54,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2023-11-19 05:24:54,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:24:54,826 INFO L262 TraceCheckSpWp]: Trace formula consists of 357 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 05:24:54,832 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:24:54,945 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2023-11-19 05:24:54,946 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:24:54,946 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:24:54,946 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1184451678] [2023-11-19 05:24:54,946 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1184451678] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:24:54,947 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:24:54,947 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-19 05:24:54,947 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1118364875] [2023-11-19 05:24:54,947 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:24:54,948 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-19 05:24:54,948 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:24:54,949 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-19 05:24:54,949 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-19 05:24:54,949 INFO L87 Difference]: Start difference. First operand 160 states and 232 transitions. Second operand has 7 states, 7 states have (on average 10.428571428571429) internal successors, (73), 7 states have internal predecessors, (73), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2023-11-19 05:24:55,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:24:55,327 INFO L93 Difference]: Finished difference Result 336 states and 484 transitions. [2023-11-19 05:24:55,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-19 05:24:55,329 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.428571428571429) internal successors, (73), 7 states have internal predecessors, (73), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 155 [2023-11-19 05:24:55,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:24:55,332 INFO L225 Difference]: With dead ends: 336 [2023-11-19 05:24:55,332 INFO L226 Difference]: Without dead ends: 179 [2023-11-19 05:24:55,333 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=86, Invalid=186, Unknown=0, NotChecked=0, Total=272 [2023-11-19 05:24:55,336 INFO L413 NwaCegarLoop]: 213 mSDtfsCounter, 40 mSDsluCounter, 1056 mSDsCounter, 0 mSdLazyCounter, 66 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 40 SdHoareTripleChecker+Valid, 1269 SdHoareTripleChecker+Invalid, 70 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 66 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-19 05:24:55,337 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [40 Valid, 1269 Invalid, 70 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 66 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-19 05:24:55,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 179 states. [2023-11-19 05:24:55,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 179 to 162. [2023-11-19 05:24:55,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 162 states, 143 states have (on average 1.3986013986013985) internal successors, (200), 143 states have internal predecessors, (200), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2023-11-19 05:24:55,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 234 transitions. [2023-11-19 05:24:55,352 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 234 transitions. Word has length 155 [2023-11-19 05:24:55,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:24:55,353 INFO L495 AbstractCegarLoop]: Abstraction has 162 states and 234 transitions. [2023-11-19 05:24:55,354 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.428571428571429) internal successors, (73), 7 states have internal predecessors, (73), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2023-11-19 05:24:55,354 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 234 transitions. [2023-11-19 05:24:55,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-11-19 05:24:55,356 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:24:55,357 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:24:55,377 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Ended with exit code 0 [2023-11-19 05:24:55,576 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:24:55,577 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:24:55,577 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:24:55,577 INFO L85 PathProgramCache]: Analyzing trace with hash -616592, now seen corresponding path program 1 times [2023-11-19 05:24:55,578 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:24:55,578 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1479170652] [2023-11-19 05:24:55,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:24:55,578 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:24:55,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:24:55,580 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 05:24:55,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2023-11-19 05:24:56,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:24:56,258 INFO L262 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 05:24:56,263 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:24:56,766 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 05:24:56,767 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 173 treesize of output 65 [2023-11-19 05:24:56,825 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 424 trivial. 0 not checked. [2023-11-19 05:24:56,825 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:24:56,825 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:24:56,826 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1479170652] [2023-11-19 05:24:56,826 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1479170652] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:24:56,826 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:24:56,826 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-19 05:24:56,826 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [242872394] [2023-11-19 05:24:56,827 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:24:56,827 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-19 05:24:56,828 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:24:56,829 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-19 05:24:56,829 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-19 05:24:56,830 INFO L87 Difference]: Start difference. First operand 162 states and 234 transitions. Second operand has 6 states, 6 states have (on average 12.666666666666666) internal successors, (76), 5 states have internal predecessors, (76), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2023-11-19 05:24:59,902 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:24:59,902 INFO L93 Difference]: Finished difference Result 327 states and 474 transitions. [2023-11-19 05:24:59,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-19 05:24:59,905 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.666666666666666) internal successors, (76), 5 states have internal predecessors, (76), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 155 [2023-11-19 05:24:59,905 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:24:59,907 INFO L225 Difference]: With dead ends: 327 [2023-11-19 05:24:59,907 INFO L226 Difference]: Without dead ends: 168 [2023-11-19 05:24:59,908 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2023-11-19 05:24:59,908 INFO L413 NwaCegarLoop]: 187 mSDtfsCounter, 168 mSDsluCounter, 428 mSDsCounter, 0 mSdLazyCounter, 271 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 168 SdHoareTripleChecker+Valid, 615 SdHoareTripleChecker+Invalid, 275 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 271 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2023-11-19 05:24:59,909 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [168 Valid, 615 Invalid, 275 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 271 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2023-11-19 05:24:59,910 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168 states. [2023-11-19 05:24:59,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168 to 162. [2023-11-19 05:24:59,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 162 states, 143 states have (on average 1.3916083916083917) internal successors, (199), 143 states have internal predecessors, (199), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2023-11-19 05:24:59,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 233 transitions. [2023-11-19 05:24:59,933 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 233 transitions. Word has length 155 [2023-11-19 05:24:59,933 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:24:59,933 INFO L495 AbstractCegarLoop]: Abstraction has 162 states and 233 transitions. [2023-11-19 05:24:59,934 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.666666666666666) internal successors, (76), 5 states have internal predecessors, (76), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2023-11-19 05:24:59,934 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 233 transitions. [2023-11-19 05:24:59,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2023-11-19 05:24:59,938 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:24:59,938 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:24:59,958 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2023-11-19 05:25:00,155 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:25:00,156 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:25:00,157 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:25:00,157 INFO L85 PathProgramCache]: Analyzing trace with hash -1151834454, now seen corresponding path program 1 times [2023-11-19 05:25:00,157 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:25:00,158 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1358802769] [2023-11-19 05:25:00,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:25:00,158 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:25:00,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:25:00,160 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 05:25:00,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2023-11-19 05:25:00,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:25:00,866 INFO L262 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 05:25:00,872 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:25:01,485 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 05:25:01,486 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 173 treesize of output 65 [2023-11-19 05:25:01,538 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2023-11-19 05:25:01,538 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:25:01,538 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:25:01,538 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1358802769] [2023-11-19 05:25:01,538 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1358802769] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:25:01,539 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:25:01,539 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-19 05:25:01,539 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [151653071] [2023-11-19 05:25:01,539 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:25:01,540 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-19 05:25:01,540 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:25:01,541 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-19 05:25:01,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-19 05:25:01,541 INFO L87 Difference]: Start difference. First operand 162 states and 233 transitions. Second operand has 6 states, 6 states have (on average 13.0) internal successors, (78), 5 states have internal predecessors, (78), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2023-11-19 05:25:04,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:25:04,372 INFO L93 Difference]: Finished difference Result 325 states and 469 transitions. [2023-11-19 05:25:04,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-19 05:25:04,375 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.0) internal successors, (78), 5 states have internal predecessors, (78), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 157 [2023-11-19 05:25:04,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:25:04,378 INFO L225 Difference]: With dead ends: 325 [2023-11-19 05:25:04,378 INFO L226 Difference]: Without dead ends: 166 [2023-11-19 05:25:04,379 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2023-11-19 05:25:04,380 INFO L413 NwaCegarLoop]: 183 mSDtfsCounter, 175 mSDsluCounter, 420 mSDsCounter, 0 mSdLazyCounter, 263 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 175 SdHoareTripleChecker+Valid, 603 SdHoareTripleChecker+Invalid, 269 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 263 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2023-11-19 05:25:04,380 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [175 Valid, 603 Invalid, 269 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 263 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2023-11-19 05:25:04,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2023-11-19 05:25:04,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 160. [2023-11-19 05:25:04,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 141 states have (on average 1.3900709219858156) internal successors, (196), 141 states have internal predecessors, (196), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2023-11-19 05:25:04,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 230 transitions. [2023-11-19 05:25:04,390 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 230 transitions. Word has length 157 [2023-11-19 05:25:04,391 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:25:04,391 INFO L495 AbstractCegarLoop]: Abstraction has 160 states and 230 transitions. [2023-11-19 05:25:04,391 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.0) internal successors, (78), 5 states have internal predecessors, (78), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2023-11-19 05:25:04,391 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 230 transitions. [2023-11-19 05:25:04,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2023-11-19 05:25:04,394 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:25:04,394 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:25:04,415 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2023-11-19 05:25:04,609 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:25:04,610 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:25:04,610 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:25:04,610 INFO L85 PathProgramCache]: Analyzing trace with hash -176483150, now seen corresponding path program 1 times [2023-11-19 05:25:04,610 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:25:04,611 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [591773590] [2023-11-19 05:25:04,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:25:04,611 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:25:04,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:25:04,612 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 05:25:04,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2023-11-19 05:25:05,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:25:05,230 INFO L262 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 05:25:05,236 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:25:05,874 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 05:25:05,875 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 172 treesize of output 64 [2023-11-19 05:25:06,030 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2023-11-19 05:25:06,031 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 05:25:06,449 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 05:25:06,450 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 110 treesize of output 1 [2023-11-19 05:25:06,506 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2023-11-19 05:25:06,507 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:25:06,507 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [591773590] [2023-11-19 05:25:06,507 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [591773590] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-19 05:25:06,507 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-19 05:25:06,508 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [9] total 12 [2023-11-19 05:25:06,508 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1825635669] [2023-11-19 05:25:06,508 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:25:06,509 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-19 05:25:06,509 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:25:06,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-19 05:25:06,510 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2023-11-19 05:25:06,510 INFO L87 Difference]: Start difference. First operand 160 states and 230 transitions. Second operand has 8 states, 7 states have (on average 11.428571428571429) internal successors, (80), 8 states have internal predecessors, (80), 2 states have call successors, (17), 1 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2023-11-19 05:25:10,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:25:10,375 INFO L93 Difference]: Finished difference Result 330 states and 472 transitions. [2023-11-19 05:25:10,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-11-19 05:25:10,377 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 11.428571428571429) internal successors, (80), 8 states have internal predecessors, (80), 2 states have call successors, (17), 1 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 159 [2023-11-19 05:25:10,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:25:10,378 INFO L225 Difference]: With dead ends: 330 [2023-11-19 05:25:10,379 INFO L226 Difference]: Without dead ends: 162 [2023-11-19 05:25:10,379 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 321 GetRequests, 306 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=58, Invalid=214, Unknown=0, NotChecked=0, Total=272 [2023-11-19 05:25:10,380 INFO L413 NwaCegarLoop]: 199 mSDtfsCounter, 13 mSDsluCounter, 731 mSDsCounter, 0 mSdLazyCounter, 392 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 930 SdHoareTripleChecker+Invalid, 403 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 392 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2023-11-19 05:25:10,381 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 930 Invalid, 403 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 392 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time] [2023-11-19 05:25:10,382 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2023-11-19 05:25:10,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 160. [2023-11-19 05:25:10,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 141 states have (on average 1.375886524822695) internal successors, (194), 141 states have internal predecessors, (194), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2023-11-19 05:25:10,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 228 transitions. [2023-11-19 05:25:10,392 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 228 transitions. Word has length 159 [2023-11-19 05:25:10,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:25:10,392 INFO L495 AbstractCegarLoop]: Abstraction has 160 states and 228 transitions. [2023-11-19 05:25:10,393 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 11.428571428571429) internal successors, (80), 8 states have internal predecessors, (80), 2 states have call successors, (17), 1 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2023-11-19 05:25:10,393 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 228 transitions. [2023-11-19 05:25:10,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2023-11-19 05:25:10,395 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:25:10,396 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:25:10,418 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2023-11-19 05:25:10,613 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:25:10,614 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:25:10,614 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:25:10,614 INFO L85 PathProgramCache]: Analyzing trace with hash -600129872, now seen corresponding path program 1 times [2023-11-19 05:25:10,615 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:25:10,615 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1538803911] [2023-11-19 05:25:10,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:25:10,615 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:25:10,615 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:25:10,616 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 05:25:10,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2023-11-19 05:25:11,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:25:11,301 INFO L262 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 05:25:11,306 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:25:11,350 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 21 [2023-11-19 05:25:11,386 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2023-11-19 05:25:11,386 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:25:11,387 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:25:11,387 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1538803911] [2023-11-19 05:25:11,387 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1538803911] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:25:11,387 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:25:11,388 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 05:25:11,388 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [281411894] [2023-11-19 05:25:11,388 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:25:11,389 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 05:25:11,389 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:25:11,390 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 05:25:11,390 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-19 05:25:11,390 INFO L87 Difference]: Start difference. First operand 160 states and 228 transitions. Second operand has 4 states, 4 states have (on average 19.25) internal successors, (77), 4 states have internal predecessors, (77), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2023-11-19 05:25:13,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:25:13,705 INFO L93 Difference]: Finished difference Result 321 states and 460 transitions. [2023-11-19 05:25:13,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-19 05:25:13,707 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.25) internal successors, (77), 4 states have internal predecessors, (77), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 159 [2023-11-19 05:25:13,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:25:13,709 INFO L225 Difference]: With dead ends: 321 [2023-11-19 05:25:13,709 INFO L226 Difference]: Without dead ends: 164 [2023-11-19 05:25:13,710 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 156 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-19 05:25:13,711 INFO L413 NwaCegarLoop]: 213 mSDtfsCounter, 1 mSDsluCounter, 102 mSDsCounter, 0 mSdLazyCounter, 123 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 315 SdHoareTripleChecker+Invalid, 123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 123 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2023-11-19 05:25:13,711 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 315 Invalid, 123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 123 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2023-11-19 05:25:13,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2023-11-19 05:25:13,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 163. [2023-11-19 05:25:13,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 163 states, 144 states have (on average 1.375) internal successors, (198), 144 states have internal predecessors, (198), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2023-11-19 05:25:13,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 232 transitions. [2023-11-19 05:25:13,721 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 232 transitions. Word has length 159 [2023-11-19 05:25:13,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:25:13,722 INFO L495 AbstractCegarLoop]: Abstraction has 163 states and 232 transitions. [2023-11-19 05:25:13,722 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.25) internal successors, (77), 4 states have internal predecessors, (77), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2023-11-19 05:25:13,723 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 232 transitions. [2023-11-19 05:25:13,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2023-11-19 05:25:13,725 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:25:13,725 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:25:13,745 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2023-11-19 05:25:13,939 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:25:13,939 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:25:13,945 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:25:13,945 INFO L85 PathProgramCache]: Analyzing trace with hash 1889399090, now seen corresponding path program 1 times [2023-11-19 05:25:13,946 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:25:13,946 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [694207229] [2023-11-19 05:25:13,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:25:13,946 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:25:13,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:25:13,947 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 05:25:13,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bedb5fea-8d49-47a3-ae47-fadbed6968ef/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2023-11-19 05:25:14,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:25:14,712 INFO L262 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 29 conjunts are in the unsatisfiable core [2023-11-19 05:25:14,719 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:25:19,783 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 05:25:19,784 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 152 treesize of output 62 [2023-11-19 05:25:19,859 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2023-11-19 05:25:19,860 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:25:19,860 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:25:19,860 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [694207229] [2023-11-19 05:25:19,860 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [694207229] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:25:19,860 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:25:19,860 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-19 05:25:19,861 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [569983205] [2023-11-19 05:25:19,861 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:25:19,861 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-19 05:25:19,861 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:25:19,862 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-19 05:25:19,862 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2023-11-19 05:25:19,862 INFO L87 Difference]: Start difference. First operand 163 states and 232 transitions. Second operand has 9 states, 9 states have (on average 8.555555555555555) internal successors, (77), 9 states have internal predecessors, (77), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17)