./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-91.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-91.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5f16d1adb8682acc1fc66a4b182b8627cb818a2290d361b76dba0e274a32e4a7 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 01:41:17,165 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 01:41:17,232 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-29 01:41:17,237 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 01:41:17,237 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 01:41:17,262 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 01:41:17,262 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 01:41:17,263 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 01:41:17,264 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 01:41:17,264 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 01:41:17,265 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 01:41:17,265 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 01:41:17,266 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 01:41:17,267 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 01:41:17,267 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 01:41:17,268 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 01:41:17,268 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 01:41:17,269 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 01:41:17,269 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 01:41:17,269 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 01:41:17,270 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 01:41:17,271 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 01:41:17,271 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 01:41:17,271 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 01:41:17,272 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 01:41:17,272 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 01:41:17,273 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 01:41:17,273 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 01:41:17,274 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 01:41:17,274 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 01:41:17,274 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 01:41:17,275 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 01:41:17,275 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 01:41:17,276 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 01:41:17,276 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 01:41:17,277 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 01:41:17,277 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 01:41:17,277 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 01:41:17,278 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 01:41:17,278 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 01:41:17,278 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 01:41:17,279 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 01:41:17,279 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5f16d1adb8682acc1fc66a4b182b8627cb818a2290d361b76dba0e274a32e4a7 [2023-11-29 01:41:17,587 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 01:41:17,611 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 01:41:17,614 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 01:41:17,615 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 01:41:17,616 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 01:41:17,617 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-91.i [2023-11-29 01:41:20,584 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 01:41:20,794 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 01:41:20,795 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-91.i [2023-11-29 01:41:20,808 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/data/12672dacc/c57acb5708434addbaa58ac82ab935af/FLAG74d7e0c4a [2023-11-29 01:41:20,828 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/data/12672dacc/c57acb5708434addbaa58ac82ab935af [2023-11-29 01:41:20,831 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 01:41:20,832 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 01:41:20,834 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 01:41:20,834 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 01:41:20,845 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 01:41:20,850 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 01:41:20" (1/1) ... [2023-11-29 01:41:20,852 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32b9afa8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:41:20, skipping insertion in model container [2023-11-29 01:41:20,852 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 01:41:20" (1/1) ... [2023-11-29 01:41:20,884 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 01:41:21,047 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_301d2b2d-561d-4d7a-b1bb-05d156abb05e/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-91.i[916,929] [2023-11-29 01:41:21,105 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 01:41:21,117 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 01:41:21,129 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_301d2b2d-561d-4d7a-b1bb-05d156abb05e/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-91.i[916,929] [2023-11-29 01:41:21,163 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 01:41:21,184 INFO L206 MainTranslator]: Completed translation [2023-11-29 01:41:21,185 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:41:21 WrapperNode [2023-11-29 01:41:21,185 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 01:41:21,186 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 01:41:21,186 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 01:41:21,186 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 01:41:21,194 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:41:21" (1/1) ... [2023-11-29 01:41:21,210 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:41:21" (1/1) ... [2023-11-29 01:41:21,249 INFO L138 Inliner]: procedures = 29, calls = 187, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 508 [2023-11-29 01:41:21,249 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 01:41:21,250 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 01:41:21,250 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 01:41:21,250 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 01:41:21,262 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:41:21" (1/1) ... [2023-11-29 01:41:21,262 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:41:21" (1/1) ... [2023-11-29 01:41:21,269 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:41:21" (1/1) ... [2023-11-29 01:41:21,288 INFO L175 MemorySlicer]: Split 158 memory accesses to 2 slices as follows [2, 156]. 99 percent of accesses are in the largest equivalence class. The 16 initializations are split as follows [2, 14]. The 19 writes are split as follows [0, 19]. [2023-11-29 01:41:21,289 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:41:21" (1/1) ... [2023-11-29 01:41:21,289 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:41:21" (1/1) ... [2023-11-29 01:41:21,310 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:41:21" (1/1) ... [2023-11-29 01:41:21,315 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:41:21" (1/1) ... [2023-11-29 01:41:21,318 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:41:21" (1/1) ... [2023-11-29 01:41:21,321 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:41:21" (1/1) ... [2023-11-29 01:41:21,327 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 01:41:21,328 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 01:41:21,328 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 01:41:21,328 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 01:41:21,329 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:41:21" (1/1) ... [2023-11-29 01:41:21,335 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 01:41:21,346 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:41:21,362 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 01:41:21,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 01:41:21,397 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 01:41:21,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-29 01:41:21,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-29 01:41:21,398 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#0 [2023-11-29 01:41:21,399 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#1 [2023-11-29 01:41:21,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#0 [2023-11-29 01:41:21,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#1 [2023-11-29 01:41:21,399 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-29 01:41:21,400 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-29 01:41:21,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#0 [2023-11-29 01:41:21,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#1 [2023-11-29 01:41:21,400 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 01:41:21,401 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 01:41:21,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 01:41:21,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-29 01:41:21,402 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 01:41:21,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 01:41:21,528 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 01:41:21,530 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 01:41:22,040 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 01:41:22,073 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 01:41:22,074 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 01:41:22,074 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:41:22 BoogieIcfgContainer [2023-11-29 01:41:22,074 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 01:41:22,078 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 01:41:22,078 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 01:41:22,081 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 01:41:22,082 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 01:41:20" (1/3) ... [2023-11-29 01:41:22,082 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@692279d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 01:41:22, skipping insertion in model container [2023-11-29 01:41:22,083 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:41:21" (2/3) ... [2023-11-29 01:41:22,083 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@692279d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 01:41:22, skipping insertion in model container [2023-11-29 01:41:22,083 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:41:22" (3/3) ... [2023-11-29 01:41:22,084 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-s_file-91.i [2023-11-29 01:41:22,105 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 01:41:22,105 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 01:41:22,160 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 01:41:22,166 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=PETRI_NET, 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;@2c359770, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 01:41:22,166 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 01:41:22,170 INFO L276 IsEmpty]: Start isEmpty. Operand has 118 states, 98 states have (on average 1.4591836734693877) internal successors, (143), 99 states have internal predecessors, (143), 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) [2023-11-29 01:41:22,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-11-29 01:41:22,185 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:41:22,186 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] [2023-11-29 01:41:22,186 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:41:22,192 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:41:22,192 INFO L85 PathProgramCache]: Analyzing trace with hash -808400122, now seen corresponding path program 1 times [2023-11-29 01:41:22,201 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:41:22,201 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [885024231] [2023-11-29 01:41:22,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:41:22,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:41:22,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:41:22,422 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:41:22,422 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [885024231] [2023-11-29 01:41:22,423 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-29 01:41:22,423 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [393186560] [2023-11-29 01:41:22,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:41:22,424 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:41:22,424 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:41:22,428 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:41:22,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-29 01:41:22,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:41:22,717 INFO L262 TraceCheckSpWp]: Trace formula consists of 420 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 01:41:22,728 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:41:22,761 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 512 trivial. 0 not checked. [2023-11-29 01:41:22,762 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:41:22,762 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [393186560] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:41:22,763 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:41:22,763 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 01:41:22,765 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [404376760] [2023-11-29 01:41:22,765 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:41:22,769 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 01:41:22,769 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:41:22,797 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 01:41:22,798 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 01:41:22,801 INFO L87 Difference]: Start difference. First operand has 118 states, 98 states have (on average 1.4591836734693877) internal successors, (143), 99 states have internal predecessors, (143), 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 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 2 states have call successors, (17) [2023-11-29 01:41:22,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:41:22,848 INFO L93 Difference]: Finished difference Result 233 states and 369 transitions. [2023-11-29 01:41:22,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 01:41:22,851 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 2 states have call successors, (17) Word has length 133 [2023-11-29 01:41:22,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:41:22,860 INFO L225 Difference]: With dead ends: 233 [2023-11-29 01:41:22,861 INFO L226 Difference]: Without dead ends: 116 [2023-11-29 01:41:22,865 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 01:41:22,868 INFO L413 NwaCegarLoop]: 168 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 168 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 01:41:22,870 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 168 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 01:41:22,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2023-11-29 01:41:22,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 116. [2023-11-29 01:41:22,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 116 states, 97 states have (on average 1.422680412371134) internal successors, (138), 97 states have internal predecessors, (138), 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) [2023-11-29 01:41:22,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 172 transitions. [2023-11-29 01:41:22,923 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 172 transitions. Word has length 133 [2023-11-29 01:41:22,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:41:22,923 INFO L495 AbstractCegarLoop]: Abstraction has 116 states and 172 transitions. [2023-11-29 01:41:22,923 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 2 states have call successors, (17) [2023-11-29 01:41:22,924 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 172 transitions. [2023-11-29 01:41:22,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-11-29 01:41:22,928 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:41:22,928 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] [2023-11-29 01:41:22,936 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-29 01:41:23,132 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-29 01:41:23,132 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:41:23,133 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:41:23,133 INFO L85 PathProgramCache]: Analyzing trace with hash 307016424, now seen corresponding path program 1 times [2023-11-29 01:41:23,133 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:41:23,134 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1653162039] [2023-11-29 01:41:23,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:41:23,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:41:23,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:41:23,241 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:41:23,242 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1653162039] [2023-11-29 01:41:23,242 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-29 01:41:23,242 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [768263424] [2023-11-29 01:41:23,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:41:23,242 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:41:23,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:41:23,244 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:41:23,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-29 01:41:23,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:41:23,471 INFO L262 TraceCheckSpWp]: Trace formula consists of 420 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 01:41:23,479 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:41:23,530 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 264 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2023-11-29 01:41:23,530 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:41:23,531 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [768263424] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:41:23,531 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:41:23,531 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 01:41:23,531 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2049671169] [2023-11-29 01:41:23,532 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:41:23,533 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 01:41:23,533 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:41:23,534 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 01:41:23,534 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 01:41:23,535 INFO L87 Difference]: Start difference. First operand 116 states and 172 transitions. Second operand has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 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) [2023-11-29 01:41:23,601 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:41:23,601 INFO L93 Difference]: Finished difference Result 237 states and 352 transitions. [2023-11-29 01:41:23,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 01:41:23,602 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 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 133 [2023-11-29 01:41:23,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:41:23,604 INFO L225 Difference]: With dead ends: 237 [2023-11-29 01:41:23,605 INFO L226 Difference]: Without dead ends: 122 [2023-11-29 01:41:23,606 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 01:41:23,608 INFO L413 NwaCegarLoop]: 169 mSDtfsCounter, 10 mSDsluCounter, 327 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 496 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 01:41:23,609 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 496 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 01:41:23,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2023-11-29 01:41:23,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 118. [2023-11-29 01:41:23,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 118 states, 99 states have (on average 1.4141414141414141) internal successors, (140), 99 states have internal predecessors, (140), 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) [2023-11-29 01:41:23,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 174 transitions. [2023-11-29 01:41:23,629 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 174 transitions. Word has length 133 [2023-11-29 01:41:23,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:41:23,630 INFO L495 AbstractCegarLoop]: Abstraction has 118 states and 174 transitions. [2023-11-29 01:41:23,630 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 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) [2023-11-29 01:41:23,630 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 174 transitions. [2023-11-29 01:41:23,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-11-29 01:41:23,634 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:41:23,634 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] [2023-11-29 01:41:23,642 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-29 01:41:23,840 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:41:23,840 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:41:23,841 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:41:23,841 INFO L85 PathProgramCache]: Analyzing trace with hash 1077749990, now seen corresponding path program 1 times [2023-11-29 01:41:23,841 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:41:23,842 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1831044358] [2023-11-29 01:41:23,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:41:23,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:41:23,916 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:41:23,916 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [863707345] [2023-11-29 01:41:23,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:41:23,917 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:41:23,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:41:23,918 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:41:23,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-29 01:41:24,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:41:24,165 INFO L262 TraceCheckSpWp]: Trace formula consists of 422 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 01:41:24,183 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:41:24,228 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2023-11-29 01:41:24,228 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:41:24,228 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:41:24,228 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1831044358] [2023-11-29 01:41:24,228 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:41:24,229 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [863707345] [2023-11-29 01:41:24,229 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [863707345] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:41:24,229 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:41:24,229 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 01:41:24,230 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [336747834] [2023-11-29 01:41:24,230 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:41:24,230 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 01:41:24,231 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:41:24,231 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 01:41:24,232 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 01:41:24,232 INFO L87 Difference]: Start difference. First operand 118 states and 174 transitions. Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 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) [2023-11-29 01:41:24,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:41:24,278 INFO L93 Difference]: Finished difference Result 265 states and 392 transitions. [2023-11-29 01:41:24,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 01:41:24,279 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 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 133 [2023-11-29 01:41:24,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:41:24,282 INFO L225 Difference]: With dead ends: 265 [2023-11-29 01:41:24,282 INFO L226 Difference]: Without dead ends: 148 [2023-11-29 01:41:24,283 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 01:41:24,285 INFO L413 NwaCegarLoop]: 166 mSDtfsCounter, 54 mSDsluCounter, 321 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 54 SdHoareTripleChecker+Valid, 487 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 01:41:24,286 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [54 Valid, 487 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 01:41:24,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2023-11-29 01:41:24,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 120. [2023-11-29 01:41:24,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 120 states, 101 states have (on average 1.4059405940594059) internal successors, (142), 101 states have internal predecessors, (142), 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) [2023-11-29 01:41:24,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 176 transitions. [2023-11-29 01:41:24,301 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 176 transitions. Word has length 133 [2023-11-29 01:41:24,302 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:41:24,303 INFO L495 AbstractCegarLoop]: Abstraction has 120 states and 176 transitions. [2023-11-29 01:41:24,303 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 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) [2023-11-29 01:41:24,303 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 176 transitions. [2023-11-29 01:41:24,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-11-29 01:41:24,307 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:41:24,307 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] [2023-11-29 01:41:24,315 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-11-29 01:41:24,514 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2023-11-29 01:41:24,515 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:41:24,515 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:41:24,515 INFO L85 PathProgramCache]: Analyzing trace with hash -1269605708, now seen corresponding path program 1 times [2023-11-29 01:41:24,515 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:41:24,516 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1015831563] [2023-11-29 01:41:24,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:41:24,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:41:24,566 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:41:24,566 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1246275883] [2023-11-29 01:41:24,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:41:24,567 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:41:24,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:41:24,568 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:41:24,574 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-29 01:41:24,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:41:24,784 INFO L262 TraceCheckSpWp]: Trace formula consists of 436 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-29 01:41:24,790 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:41:24,835 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 19 treesize of output 19 [2023-11-29 01:41:24,863 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 01:41:24,864 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 35 treesize of output 22 [2023-11-29 01:41:24,879 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 01:41:24,880 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 35 treesize of output 40 [2023-11-29 01:41:24,998 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2023-11-29 01:41:24,998 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:41:24,998 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:41:24,998 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1015831563] [2023-11-29 01:41:24,999 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:41:24,999 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1246275883] [2023-11-29 01:41:24,999 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1246275883] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:41:24,999 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:41:24,999 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-29 01:41:25,000 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1880748112] [2023-11-29 01:41:25,000 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:41:25,001 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-29 01:41:25,001 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:41:25,002 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-29 01:41:25,002 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2023-11-29 01:41:25,002 INFO L87 Difference]: Start difference. First operand 120 states and 176 transitions. Second operand has 9 states, 9 states have (on average 5.888888888888889) internal successors, (53), 9 states have internal predecessors, (53), 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) [2023-11-29 01:41:26,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:41:26,377 INFO L93 Difference]: Finished difference Result 511 states and 747 transitions. [2023-11-29 01:41:26,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-11-29 01:41:26,377 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.888888888888889) internal successors, (53), 9 states have internal predecessors, (53), 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 135 [2023-11-29 01:41:26,379 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:41:26,382 INFO L225 Difference]: With dead ends: 511 [2023-11-29 01:41:26,383 INFO L226 Difference]: Without dead ends: 392 [2023-11-29 01:41:26,384 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 127 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 62 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=121, Invalid=259, Unknown=0, NotChecked=0, Total=380 [2023-11-29 01:41:26,385 INFO L413 NwaCegarLoop]: 155 mSDtfsCounter, 585 mSDsluCounter, 864 mSDsCounter, 0 mSdLazyCounter, 969 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 585 SdHoareTripleChecker+Valid, 1019 SdHoareTripleChecker+Invalid, 992 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 969 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2023-11-29 01:41:26,386 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [585 Valid, 1019 Invalid, 992 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 969 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2023-11-29 01:41:26,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 392 states. [2023-11-29 01:41:26,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 392 to 213. [2023-11-29 01:41:26,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 213 states, 186 states have (on average 1.4193548387096775) internal successors, (264), 187 states have internal predecessors, (264), 24 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 23 states have call predecessors, (24), 24 states have call successors, (24) [2023-11-29 01:41:26,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 312 transitions. [2023-11-29 01:41:26,416 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 312 transitions. Word has length 135 [2023-11-29 01:41:26,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:41:26,417 INFO L495 AbstractCegarLoop]: Abstraction has 213 states and 312 transitions. [2023-11-29 01:41:26,417 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.888888888888889) internal successors, (53), 9 states have internal predecessors, (53), 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) [2023-11-29 01:41:26,417 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 312 transitions. [2023-11-29 01:41:26,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-11-29 01:41:26,420 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:41:26,420 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] [2023-11-29 01:41:26,428 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-11-29 01:41:26,626 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:41:26,627 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:41:26,627 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:41:26,627 INFO L85 PathProgramCache]: Analyzing trace with hash 967619883, now seen corresponding path program 1 times [2023-11-29 01:41:26,628 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:41:26,628 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [494777795] [2023-11-29 01:41:26,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:41:26,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:41:26,683 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:41:26,684 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [613138907] [2023-11-29 01:41:26,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:41:26,684 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:41:26,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:41:26,686 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:41:26,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-29 01:41:27,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 01:41:27,443 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 01:41:27,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 01:41:28,020 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 01:41:28,020 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-29 01:41:28,022 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-29 01:41:28,035 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-29 01:41:28,224 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:41:28,228 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2023-11-29 01:41:28,232 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-29 01:41:28,282 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated [2023-11-29 01:41:28,283 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated [2023-11-29 01:41:28,283 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated [2023-11-29 01:41:28,284 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short62 could not be translated [2023-11-29 01:41:28,284 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated [2023-11-29 01:41:28,284 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short58 could not be translated [2023-11-29 01:41:28,284 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated [2023-11-29 01:41:28,285 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated [2023-11-29 01:41:28,285 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short58 could not be translated [2023-11-29 01:41:28,285 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated [2023-11-29 01:41:28,285 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short62 could not be translated [2023-11-29 01:41:28,286 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated [2023-11-29 01:41:28,287 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated [2023-11-29 01:41:28,287 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated [2023-11-29 01:41:28,288 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated [2023-11-29 01:41:28,288 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated [2023-11-29 01:41:28,288 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated [2023-11-29 01:41:28,288 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated [2023-11-29 01:41:28,289 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated [2023-11-29 01:41:28,289 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short72 could not be translated [2023-11-29 01:41:28,289 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short76 could not be translated [2023-11-29 01:41:28,289 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated [2023-11-29 01:41:28,290 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short72 could not be translated [2023-11-29 01:41:28,290 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated [2023-11-29 01:41:28,290 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated [2023-11-29 01:41:28,290 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short76 could not be translated [2023-11-29 01:41:28,291 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated [2023-11-29 01:41:28,291 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated [2023-11-29 01:41:28,291 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem79 could not be translated [2023-11-29 01:41:28,292 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem79 could not be translated [2023-11-29 01:41:28,292 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated [2023-11-29 01:41:28,292 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short84 could not be translated [2023-11-29 01:41:28,292 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short80 could not be translated [2023-11-29 01:41:28,293 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short80 could not be translated [2023-11-29 01:41:28,293 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem79 could not be translated [2023-11-29 01:41:28,293 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short84 could not be translated [2023-11-29 01:41:28,294 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated [2023-11-29 01:41:28,294 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated [2023-11-29 01:41:28,295 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated [2023-11-29 01:41:28,296 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem89 could not be translated [2023-11-29 01:41:28,296 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem90 could not be translated [2023-11-29 01:41:28,297 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated [2023-11-29 01:41:28,298 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem93 could not be translated [2023-11-29 01:41:28,298 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem95 could not be translated [2023-11-29 01:41:28,299 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem96 could not be translated [2023-11-29 01:41:28,300 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem98 could not be translated [2023-11-29 01:41:28,300 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated [2023-11-29 01:41:28,301 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem42 could not be translated [2023-11-29 01:41:28,301 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated [2023-11-29 01:41:28,301 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite45 could not be translated [2023-11-29 01:41:28,301 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated [2023-11-29 01:41:28,302 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated [2023-11-29 01:41:28,302 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem100 could not be translated [2023-11-29 01:41:28,302 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated [2023-11-29 01:41:28,303 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem103 could not be translated [2023-11-29 01:41:28,303 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated [2023-11-29 01:41:28,303 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite105 could not be translated [2023-11-29 01:41:28,303 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite107 could not be translated [2023-11-29 01:41:28,303 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite105 could not be translated [2023-11-29 01:41:28,303 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated [2023-11-29 01:41:28,304 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated [2023-11-29 01:41:28,304 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem103 could not be translated [2023-11-29 01:41:28,304 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated [2023-11-29 01:41:28,304 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem100 could not be translated [2023-11-29 01:41:28,304 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated [2023-11-29 01:41:28,305 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short121 could not be translated [2023-11-29 01:41:28,305 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated [2023-11-29 01:41:28,305 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem103 could not be translated [2023-11-29 01:41:28,305 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated [2023-11-29 01:41:28,305 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite107 could not be translated [2023-11-29 01:41:28,305 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite105 could not be translated [2023-11-29 01:41:28,306 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem100 could not be translated [2023-11-29 01:41:28,306 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short121 could not be translated [2023-11-29 01:41:28,306 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite107 could not be translated [2023-11-29 01:41:28,306 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated [2023-11-29 01:41:28,306 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite105 could not be translated [2023-11-29 01:41:28,307 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem103 could not be translated [2023-11-29 01:41:28,307 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem100 could not be translated [2023-11-29 01:41:28,307 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short153 could not be translated [2023-11-29 01:41:28,307 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated [2023-11-29 01:41:28,307 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated [2023-11-29 01:41:28,308 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short153 could not be translated [2023-11-29 01:41:28,308 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated [2023-11-29 01:41:28,308 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem100 could not be translated [2023-11-29 01:41:28,308 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated [2023-11-29 01:41:28,308 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short121 could not be translated [2023-11-29 01:41:28,308 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated [2023-11-29 01:41:28,309 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite105 could not be translated [2023-11-29 01:41:28,309 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short169 could not be translated [2023-11-29 01:41:28,309 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite107 could not be translated [2023-11-29 01:41:28,309 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem103 could not be translated [2023-11-29 01:41:28,330 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 01:41:28 BoogieIcfgContainer [2023-11-29 01:41:28,330 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 01:41:28,331 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 01:41:28,331 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 01:41:28,331 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 01:41:28,332 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:41:22" (3/4) ... [2023-11-29 01:41:28,334 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-29 01:41:28,335 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 01:41:28,336 INFO L158 Benchmark]: Toolchain (without parser) took 7503.66ms. Allocated memory was 115.3MB in the beginning and 199.2MB in the end (delta: 83.9MB). Free memory was 88.1MB in the beginning and 138.9MB in the end (delta: -50.8MB). Peak memory consumption was 33.7MB. Max. memory is 16.1GB. [2023-11-29 01:41:28,337 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 115.3MB. Free memory is still 84.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 01:41:28,337 INFO L158 Benchmark]: CACSL2BoogieTranslator took 351.43ms. Allocated memory is still 115.3MB. Free memory was 88.1MB in the beginning and 71.3MB in the end (delta: 16.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-29 01:41:28,338 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.09ms. Allocated memory is still 115.3MB. Free memory was 71.0MB in the beginning and 67.1MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-29 01:41:28,338 INFO L158 Benchmark]: Boogie Preprocessor took 77.59ms. Allocated memory is still 115.3MB. Free memory was 67.1MB in the beginning and 62.1MB in the end (delta: 5.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-29 01:41:28,339 INFO L158 Benchmark]: RCFGBuilder took 746.30ms. Allocated memory was 115.3MB in the beginning and 165.7MB in the end (delta: 50.3MB). Free memory was 62.1MB in the beginning and 116.9MB in the end (delta: -54.8MB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. [2023-11-29 01:41:28,340 INFO L158 Benchmark]: TraceAbstraction took 6252.53ms. Allocated memory was 165.7MB in the beginning and 199.2MB in the end (delta: 33.6MB). Free memory was 116.4MB in the beginning and 139.9MB in the end (delta: -23.5MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. [2023-11-29 01:41:28,340 INFO L158 Benchmark]: Witness Printer took 4.48ms. Allocated memory is still 199.2MB. Free memory was 139.9MB in the beginning and 138.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-29 01:41:28,343 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 115.3MB. Free memory is still 84.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 351.43ms. Allocated memory is still 115.3MB. Free memory was 88.1MB in the beginning and 71.3MB in the end (delta: 16.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.09ms. Allocated memory is still 115.3MB. Free memory was 71.0MB in the beginning and 67.1MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 77.59ms. Allocated memory is still 115.3MB. Free memory was 67.1MB in the beginning and 62.1MB in the end (delta: 5.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 746.30ms. Allocated memory was 115.3MB in the beginning and 165.7MB in the end (delta: 50.3MB). Free memory was 62.1MB in the beginning and 116.9MB in the end (delta: -54.8MB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. * TraceAbstraction took 6252.53ms. Allocated memory was 165.7MB in the beginning and 199.2MB in the end (delta: 33.6MB). Free memory was 116.4MB in the beginning and 139.9MB in the end (delta: -23.5MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. * Witness Printer took 4.48ms. Allocated memory is still 199.2MB. Free memory was 139.9MB in the beginning and 138.9MB 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~mem56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short62 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short58 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short58 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short62 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short72 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short76 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short72 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short76 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~mem78 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short84 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short80 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short80 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem79 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short84 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem89 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem90 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem93 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem95 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem96 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem98 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem42 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite45 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem100 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem103 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite105 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite107 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite105 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem103 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem100 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short121 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem103 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite107 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite105 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem100 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short121 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite107 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite105 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem103 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem100 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short153 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short153 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem100 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short121 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite105 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short169 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite107 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem103 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 someBinaryFLOATComparisonOperation at line 119, overapproximation of someUnaryDOUBLEoperation at line 46. Possible FailurePath: [L38] unsigned char isInitial = 0; [L39-L54] struct WrapperStruct00 WrapperStruct00 = { 100000000, 49.25, 64, 64, 1, 8.4, -0.25, -4, 64, 16, 10, 100, 128, 10 }; [L39-L54] struct WrapperStruct00 WrapperStruct00 = { 100000000, 49.25, 64, 64, 1, 8.4, -0.25, -4, 64, 16, 10, 100, 128, 10 }; [L39-L54] struct WrapperStruct00 WrapperStruct00 = { 100000000, 49.25, 64, 64, 1, 8.4, -0.25, -4, 64, 16, 10, 100, 128, 10 }; [L39-L54] struct WrapperStruct00 WrapperStruct00 = { 100000000, 49.25, 64, 64, 1, 8.4, -0.25, -4, 64, 16, 10, 100, 128, 10 }; [L39-L54] struct WrapperStruct00 WrapperStruct00 = { 100000000, 49.25, 64, 64, 1, 8.4, -0.25, -4, 64, 16, 10, 100, 128, 10 }; [L39-L54] struct WrapperStruct00 WrapperStruct00 = { 100000000, 49.25, 64, 64, 1, 8.4, -0.25, -4, 64, 16, 10, 100, 128, 10 }; [L39-L54] struct WrapperStruct00 WrapperStruct00 = { 100000000, 49.25, 64, 64, 1, 8.4, -0.25, -4, 64, 16, 10, 100, 128, 10 }; [L39-L54] struct WrapperStruct00 WrapperStruct00 = { 100000000, 49.25, 64, 64, 1, 8.4, -0.25, -4, 64, 16, 10, 100, 128, 10 }; [L39-L54] struct WrapperStruct00 WrapperStruct00 = { 100000000, 49.25, 64, 64, 1, 8.4, -0.25, -4, 64, 16, 10, 100, 128, 10 }; [L39-L54] struct WrapperStruct00 WrapperStruct00 = { 100000000, 49.25, 64, 64, 1, 8.4, -0.25, -4, 64, 16, 10, 100, 128, 10 }; [L39-L54] struct WrapperStruct00 WrapperStruct00 = { 100000000, 49.25, 64, 64, 1, 8.4, -0.25, -4, 64, 16, 10, 100, 128, 10 }; [L39-L54] struct WrapperStruct00 WrapperStruct00 = { 100000000, 49.25, 64, 64, 1, 8.4, -0.25, -4, 64, 16, 10, 100, 128, 10 }; [L39-L54] struct WrapperStruct00 WrapperStruct00 = { 100000000, 49.25, 64, 64, 1, 8.4, -0.25, -4, 64, 16, 10, 100, 128, 10 }; [L39-L54] struct WrapperStruct00 WrapperStruct00 = { 100000000, 49.25, 64, 64, 1, 8.4, -0.25, -4, 64, 16, 10, 100, 128, 10 }; [L39-L54] struct WrapperStruct00 WrapperStruct00 = { 100000000, 49.25, 64, 64, 1, 8.4, -0.25, -4, 64, 16, 10, 100, 128, 10 }; [L123] isInitial = 1 [L124] FCALL initially() [L125] COND TRUE 1 [L126] FCALL updateLastVariables() [L127] CALL updateVariables() [L88] WrapperStruct00.var_1_2 = __VERIFIER_nondet_float() [L89] EXPR WrapperStruct00.var_1_2 [L89] EXPR WrapperStruct00.var_1_2 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_2 <= -1.0e-20F VAL [WrapperStruct00={4:0}, isInitial=1] [L89] EXPR WrapperStruct00.var_1_2 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_2 <= -1.0e-20F [L89] EXPR WrapperStruct00.var_1_2 [L89] EXPR WrapperStruct00.var_1_2 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_2 <= -1.0e-20F VAL [WrapperStruct00={4:0}, isInitial=1] [L89] EXPR (WrapperStruct00.var_1_2 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_2 <= -1.0e-20F) || (WrapperStruct00.var_1_2 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_2 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1] [L89] EXPR (WrapperStruct00.var_1_2 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_2 <= -1.0e-20F) || (WrapperStruct00.var_1_2 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_2 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1] [L89] CALL assume_abort_if_not((WrapperStruct00.var_1_2 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_2 <= -1.0e-20F) || (WrapperStruct00.var_1_2 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_2 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1] [L89] RET assume_abort_if_not((WrapperStruct00.var_1_2 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_2 <= -1.0e-20F) || (WrapperStruct00.var_1_2 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_2 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, isInitial=1] [L90] WrapperStruct00.var_1_3 = __VERIFIER_nondet_ulong() [L91] EXPR WrapperStruct00.var_1_3 VAL [WrapperStruct00={4:0}, isInitial=1] [L91] CALL assume_abort_if_not(WrapperStruct00.var_1_3 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1] [L91] RET assume_abort_if_not(WrapperStruct00.var_1_3 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1] [L92] EXPR WrapperStruct00.var_1_3 VAL [WrapperStruct00={4:0}, isInitial=1] [L92] CALL assume_abort_if_not(WrapperStruct00.var_1_3 <= 4294967294) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1] [L92] RET assume_abort_if_not(WrapperStruct00.var_1_3 <= 4294967294) VAL [WrapperStruct00={4:0}, isInitial=1] [L93] WrapperStruct00.var_1_4 = __VERIFIER_nondet_ulong() [L94] EXPR WrapperStruct00.var_1_4 VAL [WrapperStruct00={4:0}, isInitial=1] [L94] CALL assume_abort_if_not(WrapperStruct00.var_1_4 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1] [L94] RET assume_abort_if_not(WrapperStruct00.var_1_4 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1] [L95] EXPR WrapperStruct00.var_1_4 VAL [WrapperStruct00={4:0}, isInitial=1] [L95] CALL assume_abort_if_not(WrapperStruct00.var_1_4 <= 4294967294) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1] [L95] RET assume_abort_if_not(WrapperStruct00.var_1_4 <= 4294967294) VAL [WrapperStruct00={4:0}, isInitial=1] [L96] WrapperStruct00.var_1_6 = __VERIFIER_nondet_float() [L97] EXPR WrapperStruct00.var_1_6 [L97] EXPR WrapperStruct00.var_1_6 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_6 <= -1.0e-20F VAL [WrapperStruct00={4:0}, isInitial=1] [L97] EXPR WrapperStruct00.var_1_6 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_6 <= -1.0e-20F [L97] EXPR WrapperStruct00.var_1_6 [L97] EXPR WrapperStruct00.var_1_6 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_6 <= -1.0e-20F VAL [WrapperStruct00={4:0}, isInitial=1] [L97] EXPR (WrapperStruct00.var_1_6 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_6 <= -1.0e-20F) || (WrapperStruct00.var_1_6 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_6 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1] [L97] EXPR (WrapperStruct00.var_1_6 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_6 <= -1.0e-20F) || (WrapperStruct00.var_1_6 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_6 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1] [L97] CALL assume_abort_if_not((WrapperStruct00.var_1_6 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_6 <= -1.0e-20F) || (WrapperStruct00.var_1_6 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_6 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1] [L97] RET assume_abort_if_not((WrapperStruct00.var_1_6 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_6 <= -1.0e-20F) || (WrapperStruct00.var_1_6 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_6 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, isInitial=1] [L98] WrapperStruct00.var_1_7 = __VERIFIER_nondet_float() [L99] EXPR WrapperStruct00.var_1_7 [L99] EXPR WrapperStruct00.var_1_7 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_7 <= -1.0e-20F VAL [WrapperStruct00={4:0}, isInitial=1] [L99] EXPR WrapperStruct00.var_1_7 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_7 <= -1.0e-20F [L99] EXPR WrapperStruct00.var_1_7 [L99] EXPR WrapperStruct00.var_1_7 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_7 <= -1.0e-20F VAL [WrapperStruct00={4:0}, isInitial=1] [L99] EXPR (WrapperStruct00.var_1_7 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_7 <= -1.0e-20F) || (WrapperStruct00.var_1_7 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_7 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1] [L99] EXPR (WrapperStruct00.var_1_7 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_7 <= -1.0e-20F) || (WrapperStruct00.var_1_7 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_7 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1] [L99] CALL assume_abort_if_not((WrapperStruct00.var_1_7 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_7 <= -1.0e-20F) || (WrapperStruct00.var_1_7 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_7 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1] [L99] RET assume_abort_if_not((WrapperStruct00.var_1_7 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_7 <= -1.0e-20F) || (WrapperStruct00.var_1_7 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_7 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, isInitial=1] [L100] WrapperStruct00.var_1_8 = __VERIFIER_nondet_short() [L101] EXPR WrapperStruct00.var_1_8 VAL [WrapperStruct00={4:0}, isInitial=1] [L101] CALL assume_abort_if_not(WrapperStruct00.var_1_8 >= -32767) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1] [L101] RET assume_abort_if_not(WrapperStruct00.var_1_8 >= -32767) VAL [WrapperStruct00={4:0}, isInitial=1] [L102] EXPR WrapperStruct00.var_1_8 VAL [WrapperStruct00={4:0}, isInitial=1] [L102] CALL assume_abort_if_not(WrapperStruct00.var_1_8 <= 32766) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1] [L102] RET assume_abort_if_not(WrapperStruct00.var_1_8 <= 32766) VAL [WrapperStruct00={4:0}, isInitial=1] [L103] WrapperStruct00.var_1_10 = __VERIFIER_nondet_ulong() [L104] EXPR WrapperStruct00.var_1_10 VAL [WrapperStruct00={4:0}, isInitial=1] [L104] CALL assume_abort_if_not(WrapperStruct00.var_1_10 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1] [L104] RET assume_abort_if_not(WrapperStruct00.var_1_10 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1] [L105] EXPR WrapperStruct00.var_1_10 VAL [WrapperStruct00={4:0}, isInitial=1] [L105] CALL assume_abort_if_not(WrapperStruct00.var_1_10 <= 4294967294) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1] [L105] RET assume_abort_if_not(WrapperStruct00.var_1_10 <= 4294967294) VAL [WrapperStruct00={4:0}, isInitial=1] [L106] WrapperStruct00.var_1_11 = __VERIFIER_nondet_ulong() [L107] EXPR WrapperStruct00.var_1_11 VAL [WrapperStruct00={4:0}, isInitial=1] [L107] CALL assume_abort_if_not(WrapperStruct00.var_1_11 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1] [L107] RET assume_abort_if_not(WrapperStruct00.var_1_11 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1] [L108] EXPR WrapperStruct00.var_1_11 VAL [WrapperStruct00={4:0}, isInitial=1] [L108] CALL assume_abort_if_not(WrapperStruct00.var_1_11 <= 4294967294) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1] [L108] RET assume_abort_if_not(WrapperStruct00.var_1_11 <= 4294967294) VAL [WrapperStruct00={4:0}, isInitial=1] [L109] WrapperStruct00.var_1_14 = __VERIFIER_nondet_short() [L110] EXPR WrapperStruct00.var_1_14 VAL [WrapperStruct00={4:0}, isInitial=1] [L110] CALL assume_abort_if_not(WrapperStruct00.var_1_14 >= -1) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1] [L110] RET assume_abort_if_not(WrapperStruct00.var_1_14 >= -1) VAL [WrapperStruct00={4:0}, isInitial=1] [L111] EXPR WrapperStruct00.var_1_14 VAL [WrapperStruct00={4:0}, isInitial=1] [L111] CALL assume_abort_if_not(WrapperStruct00.var_1_14 <= 32766) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1] [L111] RET assume_abort_if_not(WrapperStruct00.var_1_14 <= 32766) VAL [WrapperStruct00={4:0}, isInitial=1] [L112] WrapperStruct00.var_1_15 = __VERIFIER_nondet_short() [L113] EXPR WrapperStruct00.var_1_15 VAL [WrapperStruct00={4:0}, isInitial=1] [L113] CALL assume_abort_if_not(WrapperStruct00.var_1_15 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1] [L113] RET assume_abort_if_not(WrapperStruct00.var_1_15 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1] [L114] EXPR WrapperStruct00.var_1_15 VAL [WrapperStruct00={4:0}, isInitial=1] [L114] CALL assume_abort_if_not(WrapperStruct00.var_1_15 <= 32766) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1] [L114] RET assume_abort_if_not(WrapperStruct00.var_1_15 <= 32766) VAL [WrapperStruct00={4:0}, isInitial=1] [L127] RET updateVariables() [L128] CALL step() [L58] EXPR WrapperStruct00.var_1_2 VAL [WrapperStruct00={4:0}, isInitial=1] [L58] COND FALSE !(WrapperStruct00.var_1_2 >= 50.4f) [L61] EXPR WrapperStruct00.var_1_3 [L61] EXPR WrapperStruct00.var_1_1 [L61] EXPR WrapperStruct00.var_1_4 VAL [WrapperStruct00={4:0}, isInitial=1] [L61] COND FALSE !(WrapperStruct00.var_1_3 == (WrapperStruct00.var_1_1 * WrapperStruct00.var_1_4)) [L68] EXPR WrapperStruct00.var_1_8 [L68] WrapperStruct00.var_1_5 = WrapperStruct00.var_1_8 [L70] EXPR WrapperStruct00.var_1_4 [L70] EXPR WrapperStruct00.var_1_3 VAL [WrapperStruct00={4:0}, isInitial=1] [L70] COND FALSE !(! (WrapperStruct00.var_1_4 < WrapperStruct00.var_1_3)) [L73] EXPR WrapperStruct00.var_1_11 [L73] EXPR WrapperStruct00.var_1_10 VAL [WrapperStruct00={4:0}, isInitial=1] [L73] EXPR ((WrapperStruct00.var_1_11) > (WrapperStruct00.var_1_10)) ? (WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_10) [L73] EXPR WrapperStruct00.var_1_11 [L73] EXPR ((WrapperStruct00.var_1_11) > (WrapperStruct00.var_1_10)) ? (WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_10) VAL [WrapperStruct00={4:0}, isInitial=1] [L73] WrapperStruct00.var_1_9 = ((((WrapperStruct00.var_1_11) > (WrapperStruct00.var_1_10)) ? (WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_10))) [L75] EXPR WrapperStruct00.var_1_10 [L75] EXPR WrapperStruct00.var_1_9 VAL [WrapperStruct00={4:0}, isInitial=1] [L75] COND FALSE !(WrapperStruct00.var_1_10 > WrapperStruct00.var_1_9) [L84] EXPR WrapperStruct00.var_1_15 [L84] WrapperStruct00.var_1_12 = WrapperStruct00.var_1_15 [L128] RET step() [L129] CALL, EXPR property() [L119] EXPR WrapperStruct00.var_1_2 VAL [WrapperStruct00={4:0}, isInitial=1] [L119] EXPR (WrapperStruct00.var_1_2 >= 50.4f) ? (WrapperStruct00.var_1_1 == ((unsigned long int) ((((WrapperStruct00.var_1_3) > (WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_4))))) : 1 [L119] EXPR WrapperStruct00.var_1_1 [L119] EXPR WrapperStruct00.var_1_3 [L119] EXPR WrapperStruct00.var_1_4 VAL [WrapperStruct00={4:0}, isInitial=1] [L119] EXPR ((WrapperStruct00.var_1_3) > (WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_4) [L119] EXPR WrapperStruct00.var_1_3 [L119] EXPR ((WrapperStruct00.var_1_3) > (WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_4) VAL [WrapperStruct00={4:0}, isInitial=1] [L119] EXPR (WrapperStruct00.var_1_2 >= 50.4f) ? (WrapperStruct00.var_1_1 == ((unsigned long int) ((((WrapperStruct00.var_1_3) > (WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_4))))) : 1 VAL [WrapperStruct00={4:0}, isInitial=1] [L119] EXPR ((WrapperStruct00.var_1_2 >= 50.4f) ? (WrapperStruct00.var_1_1 == ((unsigned long int) ((((WrapperStruct00.var_1_3) > (WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_4))))) : 1) && ((WrapperStruct00.var_1_3 == (WrapperStruct00.var_1_1 * WrapperStruct00.var_1_4)) ? ((WrapperStruct00.var_1_2 >= (WrapperStruct00.var_1_6 + WrapperStruct00.var_1_7)) ? (WrapperStruct00.var_1_5 == ((signed short int) WrapperStruct00.var_1_8)) : (WrapperStruct00.var_1_5 == ((signed short int) 32))) : (WrapperStruct00.var_1_5 == ((signed short int) WrapperStruct00.var_1_8))) VAL [WrapperStruct00={4:0}, isInitial=1] [L119] EXPR ((WrapperStruct00.var_1_2 >= 50.4f) ? (WrapperStruct00.var_1_1 == ((unsigned long int) ((((WrapperStruct00.var_1_3) > (WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_4))))) : 1) && ((WrapperStruct00.var_1_3 == (WrapperStruct00.var_1_1 * WrapperStruct00.var_1_4)) ? ((WrapperStruct00.var_1_2 >= (WrapperStruct00.var_1_6 + WrapperStruct00.var_1_7)) ? (WrapperStruct00.var_1_5 == ((signed short int) WrapperStruct00.var_1_8)) : (WrapperStruct00.var_1_5 == ((signed short int) 32))) : (WrapperStruct00.var_1_5 == ((signed short int) WrapperStruct00.var_1_8))) VAL [WrapperStruct00={4:0}, isInitial=1] [L119] EXPR (((WrapperStruct00.var_1_2 >= 50.4f) ? (WrapperStruct00.var_1_1 == ((unsigned long int) ((((WrapperStruct00.var_1_3) > (WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_4))))) : 1) && ((WrapperStruct00.var_1_3 == (WrapperStruct00.var_1_1 * WrapperStruct00.var_1_4)) ? ((WrapperStruct00.var_1_2 >= (WrapperStruct00.var_1_6 + WrapperStruct00.var_1_7)) ? (WrapperStruct00.var_1_5 == ((signed short int) WrapperStruct00.var_1_8)) : (WrapperStruct00.var_1_5 == ((signed short int) 32))) : (WrapperStruct00.var_1_5 == ((signed short int) WrapperStruct00.var_1_8)))) && ((! (WrapperStruct00.var_1_4 < WrapperStruct00.var_1_3)) ? (WrapperStruct00.var_1_9 == ((unsigned long int) ((((((((WrapperStruct00.var_1_3) < (WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_4)))) < (((((WrapperStruct00.var_1_10) > (WrapperStruct00.var_1_11)) ? (WrapperStruct00.var_1_10) : (WrapperStruct00.var_1_11))))) ? (((((WrapperStruct00.var_1_3) < (WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_4)))) : (((((WrapperStruct00.var_1_10) > (WrapperStruct00.var_1_11)) ? (WrapperStruct00.var_1_10) : (WrapperStruct00.var_1_11)))))))) : (WrapperStruct00.var_1_9 == ((unsigned long int) ((((WrapperStruct00.var_1_11) > (WrapperStruct00.var_1_10)) ? (WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_10)))))) VAL [WrapperStruct00={4:0}, isInitial=1] [L119] EXPR (((WrapperStruct00.var_1_2 >= 50.4f) ? (WrapperStruct00.var_1_1 == ((unsigned long int) ((((WrapperStruct00.var_1_3) > (WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_4))))) : 1) && ((WrapperStruct00.var_1_3 == (WrapperStruct00.var_1_1 * WrapperStruct00.var_1_4)) ? ((WrapperStruct00.var_1_2 >= (WrapperStruct00.var_1_6 + WrapperStruct00.var_1_7)) ? (WrapperStruct00.var_1_5 == ((signed short int) WrapperStruct00.var_1_8)) : (WrapperStruct00.var_1_5 == ((signed short int) 32))) : (WrapperStruct00.var_1_5 == ((signed short int) WrapperStruct00.var_1_8)))) && ((! (WrapperStruct00.var_1_4 < WrapperStruct00.var_1_3)) ? (WrapperStruct00.var_1_9 == ((unsigned long int) ((((((((WrapperStruct00.var_1_3) < (WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_4)))) < (((((WrapperStruct00.var_1_10) > (WrapperStruct00.var_1_11)) ? (WrapperStruct00.var_1_10) : (WrapperStruct00.var_1_11))))) ? (((((WrapperStruct00.var_1_3) < (WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_4)))) : (((((WrapperStruct00.var_1_10) > (WrapperStruct00.var_1_11)) ? (WrapperStruct00.var_1_10) : (WrapperStruct00.var_1_11)))))))) : (WrapperStruct00.var_1_9 == ((unsigned long int) ((((WrapperStruct00.var_1_11) > (WrapperStruct00.var_1_10)) ? (WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_10)))))) VAL [WrapperStruct00={4:0}, isInitial=1] [L119] EXPR ((((WrapperStruct00.var_1_2 >= 50.4f) ? (WrapperStruct00.var_1_1 == ((unsigned long int) ((((WrapperStruct00.var_1_3) > (WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_4))))) : 1) && ((WrapperStruct00.var_1_3 == (WrapperStruct00.var_1_1 * WrapperStruct00.var_1_4)) ? ((WrapperStruct00.var_1_2 >= (WrapperStruct00.var_1_6 + WrapperStruct00.var_1_7)) ? (WrapperStruct00.var_1_5 == ((signed short int) WrapperStruct00.var_1_8)) : (WrapperStruct00.var_1_5 == ((signed short int) 32))) : (WrapperStruct00.var_1_5 == ((signed short int) WrapperStruct00.var_1_8)))) && ((! (WrapperStruct00.var_1_4 < WrapperStruct00.var_1_3)) ? (WrapperStruct00.var_1_9 == ((unsigned long int) ((((((((WrapperStruct00.var_1_3) < (WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_4)))) < (((((WrapperStruct00.var_1_10) > (WrapperStruct00.var_1_11)) ? (WrapperStruct00.var_1_10) : (WrapperStruct00.var_1_11))))) ? (((((WrapperStruct00.var_1_3) < (WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_4)))) : (((((WrapperStruct00.var_1_10) > (WrapperStruct00.var_1_11)) ? (WrapperStruct00.var_1_10) : (WrapperStruct00.var_1_11)))))))) : (WrapperStruct00.var_1_9 == ((unsigned long int) ((((WrapperStruct00.var_1_11) > (WrapperStruct00.var_1_10)) ? (WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_10))))))) && ((WrapperStruct00.var_1_10 > WrapperStruct00.var_1_9) ? ((63.1 >= WrapperStruct00.var_1_7) ? ((WrapperStruct00.var_1_7 >= WrapperStruct00.var_1_2) ? (WrapperStruct00.var_1_12 == ((signed short int) (WrapperStruct00.var_1_14 - WrapperStruct00.var_1_15))) : (WrapperStruct00.var_1_12 == ((signed short int) WrapperStruct00.var_1_14))) : 1) : (WrapperStruct00.var_1_12 == ((signed short int) WrapperStruct00.var_1_15))) VAL [WrapperStruct00={4:0}, isInitial=1] [L119] EXPR ((((WrapperStruct00.var_1_2 >= 50.4f) ? (WrapperStruct00.var_1_1 == ((unsigned long int) ((((WrapperStruct00.var_1_3) > (WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_4))))) : 1) && ((WrapperStruct00.var_1_3 == (WrapperStruct00.var_1_1 * WrapperStruct00.var_1_4)) ? ((WrapperStruct00.var_1_2 >= (WrapperStruct00.var_1_6 + WrapperStruct00.var_1_7)) ? (WrapperStruct00.var_1_5 == ((signed short int) WrapperStruct00.var_1_8)) : (WrapperStruct00.var_1_5 == ((signed short int) 32))) : (WrapperStruct00.var_1_5 == ((signed short int) WrapperStruct00.var_1_8)))) && ((! (WrapperStruct00.var_1_4 < WrapperStruct00.var_1_3)) ? (WrapperStruct00.var_1_9 == ((unsigned long int) ((((((((WrapperStruct00.var_1_3) < (WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_4)))) < (((((WrapperStruct00.var_1_10) > (WrapperStruct00.var_1_11)) ? (WrapperStruct00.var_1_10) : (WrapperStruct00.var_1_11))))) ? (((((WrapperStruct00.var_1_3) < (WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_4)))) : (((((WrapperStruct00.var_1_10) > (WrapperStruct00.var_1_11)) ? (WrapperStruct00.var_1_10) : (WrapperStruct00.var_1_11)))))))) : (WrapperStruct00.var_1_9 == ((unsigned long int) ((((WrapperStruct00.var_1_11) > (WrapperStruct00.var_1_10)) ? (WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_10))))))) && ((WrapperStruct00.var_1_10 > WrapperStruct00.var_1_9) ? ((63.1 >= WrapperStruct00.var_1_7) ? ((WrapperStruct00.var_1_7 >= WrapperStruct00.var_1_2) ? (WrapperStruct00.var_1_12 == ((signed short int) (WrapperStruct00.var_1_14 - WrapperStruct00.var_1_15))) : (WrapperStruct00.var_1_12 == ((signed short int) WrapperStruct00.var_1_14))) : 1) : (WrapperStruct00.var_1_12 == ((signed short int) WrapperStruct00.var_1_15))) VAL [WrapperStruct00={4:0}, isInitial=1] [L119-L120] return ((((WrapperStruct00.var_1_2 >= 50.4f) ? (WrapperStruct00.var_1_1 == ((unsigned long int) ((((WrapperStruct00.var_1_3) > (WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_4))))) : 1) && ((WrapperStruct00.var_1_3 == (WrapperStruct00.var_1_1 * WrapperStruct00.var_1_4)) ? ((WrapperStruct00.var_1_2 >= (WrapperStruct00.var_1_6 + WrapperStruct00.var_1_7)) ? (WrapperStruct00.var_1_5 == ((signed short int) WrapperStruct00.var_1_8)) : (WrapperStruct00.var_1_5 == ((signed short int) 32))) : (WrapperStruct00.var_1_5 == ((signed short int) WrapperStruct00.var_1_8)))) && ((! (WrapperStruct00.var_1_4 < WrapperStruct00.var_1_3)) ? (WrapperStruct00.var_1_9 == ((unsigned long int) ((((((((WrapperStruct00.var_1_3) < (WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_4)))) < (((((WrapperStruct00.var_1_10) > (WrapperStruct00.var_1_11)) ? (WrapperStruct00.var_1_10) : (WrapperStruct00.var_1_11))))) ? (((((WrapperStruct00.var_1_3) < (WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_4)))) : (((((WrapperStruct00.var_1_10) > (WrapperStruct00.var_1_11)) ? (WrapperStruct00.var_1_10) : (WrapperStruct00.var_1_11)))))))) : (WrapperStruct00.var_1_9 == ((unsigned long int) ((((WrapperStruct00.var_1_11) > (WrapperStruct00.var_1_10)) ? (WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_10))))))) && ((WrapperStruct00.var_1_10 > WrapperStruct00.var_1_9) ? ((63.1 >= WrapperStruct00.var_1_7) ? ((WrapperStruct00.var_1_7 >= WrapperStruct00.var_1_2) ? (WrapperStruct00.var_1_12 == ((signed short int) (WrapperStruct00.var_1_14 - WrapperStruct00.var_1_15))) : (WrapperStruct00.var_1_12 == ((signed short int) WrapperStruct00.var_1_14))) : 1) : (WrapperStruct00.var_1_12 == ((signed short int) WrapperStruct00.var_1_15))) ; [L129] RET, EXPR property() [L129] 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, 118 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 6.1s, OverallIterations: 5, TraceHistogramMax: 17, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 650 SdHoareTripleChecker+Valid, 1.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 649 mSDsluCounter, 2170 SdHoareTripleChecker+Invalid, 1.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1512 mSDsCounter, 25 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1019 IncrementalHoareTripleChecker+Invalid, 1044 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 25 mSolverCounterUnsat, 658 mSDtfsCounter, 1019 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 543 GetRequests, 519 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 62 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=213occurred in iteration=4, InterpolantAutomatonStates: 31, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 211 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 935 NumberOfCodeBlocks, 935 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 530 ConstructedInterpolants, 0 QuantifiedInterpolants, 774 SizeOfPredicates, 12 NumberOfNonLiveVariables, 1698 ConjunctsInSsa, 27 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 2176/2176 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 [2023-11-29 01:41:28,369 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-91.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5f16d1adb8682acc1fc66a4b182b8627cb818a2290d361b76dba0e274a32e4a7 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 01:41:30,790 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 01:41:30,870 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-29 01:41:30,877 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 01:41:30,878 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 01:41:30,909 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 01:41:30,910 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 01:41:30,911 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 01:41:30,911 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 01:41:30,912 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 01:41:30,913 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 01:41:30,913 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 01:41:30,914 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 01:41:30,915 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 01:41:30,915 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 01:41:30,916 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 01:41:30,916 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 01:41:30,917 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 01:41:30,918 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 01:41:30,918 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 01:41:30,919 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 01:41:30,919 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 01:41:30,920 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 01:41:30,920 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-29 01:41:30,921 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-29 01:41:30,921 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-29 01:41:30,922 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 01:41:30,922 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 01:41:30,923 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 01:41:30,923 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 01:41:30,924 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 01:41:30,924 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 01:41:30,924 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 01:41:30,925 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 01:41:30,925 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 01:41:30,925 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 01:41:30,926 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 01:41:30,926 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-29 01:41:30,926 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-29 01:41:30,926 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 01:41:30,927 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 01:41:30,927 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 01:41:30,927 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 01:41:30,927 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 01:41:30,928 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-29 01:41:30,928 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5f16d1adb8682acc1fc66a4b182b8627cb818a2290d361b76dba0e274a32e4a7 [2023-11-29 01:41:31,285 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 01:41:31,310 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 01:41:31,313 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 01:41:31,314 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 01:41:31,315 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 01:41:31,317 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-91.i [2023-11-29 01:41:34,334 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 01:41:34,571 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 01:41:34,572 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-91.i [2023-11-29 01:41:34,584 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/data/dc66e4826/77e9bd0fd31849a4859f109f71ae47a3/FLAGcf61e21b4 [2023-11-29 01:41:34,603 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/data/dc66e4826/77e9bd0fd31849a4859f109f71ae47a3 [2023-11-29 01:41:34,606 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 01:41:34,608 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 01:41:34,610 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 01:41:34,610 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 01:41:34,617 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 01:41:34,618 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 01:41:34" (1/1) ... [2023-11-29 01:41:34,619 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@164db39b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:41:34, skipping insertion in model container [2023-11-29 01:41:34,619 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 01:41:34" (1/1) ... [2023-11-29 01:41:34,655 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 01:41:34,835 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_301d2b2d-561d-4d7a-b1bb-05d156abb05e/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-91.i[916,929] [2023-11-29 01:41:34,905 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 01:41:34,924 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 01:41:34,940 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_301d2b2d-561d-4d7a-b1bb-05d156abb05e/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-91.i[916,929] [2023-11-29 01:41:34,996 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 01:41:35,025 INFO L206 MainTranslator]: Completed translation [2023-11-29 01:41:35,026 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:41:35 WrapperNode [2023-11-29 01:41:35,026 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 01:41:35,027 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 01:41:35,028 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 01:41:35,028 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 01:41:35,037 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:41:35" (1/1) ... [2023-11-29 01:41:35,061 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:41:35" (1/1) ... [2023-11-29 01:41:35,153 INFO L138 Inliner]: procedures = 36, calls = 187, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 505 [2023-11-29 01:41:35,153 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 01:41:35,154 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 01:41:35,154 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 01:41:35,154 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 01:41:35,167 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:41:35" (1/1) ... [2023-11-29 01:41:35,167 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:41:35" (1/1) ... [2023-11-29 01:41:35,178 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:41:35" (1/1) ... [2023-11-29 01:41:35,201 INFO L175 MemorySlicer]: Split 158 memory accesses to 2 slices as follows [2, 156]. 99 percent of accesses are in the largest equivalence class. The 16 initializations are split as follows [2, 14]. The 19 writes are split as follows [0, 19]. [2023-11-29 01:41:35,202 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:41:35" (1/1) ... [2023-11-29 01:41:35,202 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:41:35" (1/1) ... [2023-11-29 01:41:35,234 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:41:35" (1/1) ... [2023-11-29 01:41:35,240 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:41:35" (1/1) ... [2023-11-29 01:41:35,245 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:41:35" (1/1) ... [2023-11-29 01:41:35,250 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:41:35" (1/1) ... [2023-11-29 01:41:35,258 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 01:41:35,259 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 01:41:35,259 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 01:41:35,259 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 01:41:35,261 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:41:35" (1/1) ... [2023-11-29 01:41:35,268 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 01:41:35,280 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:41:35,298 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 01:41:35,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 01:41:35,348 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 01:41:35,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#0 [2023-11-29 01:41:35,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#1 [2023-11-29 01:41:35,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-29 01:41:35,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2023-11-29 01:41:35,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2023-11-29 01:41:35,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2023-11-29 01:41:35,349 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#0 [2023-11-29 01:41:35,349 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#1 [2023-11-29 01:41:35,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2023-11-29 01:41:35,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2023-11-29 01:41:35,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#0 [2023-11-29 01:41:35,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#1 [2023-11-29 01:41:35,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#0 [2023-11-29 01:41:35,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#1 [2023-11-29 01:41:35,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#0 [2023-11-29 01:41:35,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#1 [2023-11-29 01:41:35,351 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 01:41:35,351 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 01:41:35,351 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 01:41:35,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 01:41:35,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#0 [2023-11-29 01:41:35,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#1 [2023-11-29 01:41:35,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2023-11-29 01:41:35,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2023-11-29 01:41:35,516 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 01:41:35,519 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 01:41:37,320 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 01:41:37,363 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 01:41:37,363 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 01:41:37,364 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:41:37 BoogieIcfgContainer [2023-11-29 01:41:37,364 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 01:41:37,367 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 01:41:37,367 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 01:41:37,370 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 01:41:37,371 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 01:41:34" (1/3) ... [2023-11-29 01:41:37,371 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@526b2607 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 01:41:37, skipping insertion in model container [2023-11-29 01:41:37,372 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:41:35" (2/3) ... [2023-11-29 01:41:37,372 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@526b2607 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 01:41:37, skipping insertion in model container [2023-11-29 01:41:37,372 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:41:37" (3/3) ... [2023-11-29 01:41:37,374 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-s_file-91.i [2023-11-29 01:41:37,394 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 01:41:37,394 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 01:41:37,447 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 01:41:37,454 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=PETRI_NET, 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;@692de323, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 01:41:37,454 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 01:41:37,459 INFO L276 IsEmpty]: Start isEmpty. Operand has 118 states, 98 states have (on average 1.4591836734693877) internal successors, (143), 99 states have internal predecessors, (143), 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) [2023-11-29 01:41:37,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-11-29 01:41:37,488 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:41:37,489 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] [2023-11-29 01:41:37,489 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:41:37,495 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:41:37,495 INFO L85 PathProgramCache]: Analyzing trace with hash -808400122, now seen corresponding path program 1 times [2023-11-29 01:41:37,510 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 01:41:37,511 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1298420625] [2023-11-29 01:41:37,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:41:37,512 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 [2023-11-29 01:41:37,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 01:41:37,513 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/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) [2023-11-29 01:41:37,520 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 01:41:37,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:41:37,848 INFO L262 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 01:41:37,861 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:41:37,907 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 284 proven. 0 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2023-11-29 01:41:37,907 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:41:37,908 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 01:41:37,909 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1298420625] [2023-11-29 01:41:37,909 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1298420625] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:41:37,910 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:41:37,910 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 01:41:37,912 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1749613580] [2023-11-29 01:41:37,912 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:41:37,917 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 01:41:37,917 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 01:41:37,947 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 01:41:37,947 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 01:41:37,950 INFO L87 Difference]: Start difference. First operand has 118 states, 98 states have (on average 1.4591836734693877) internal successors, (143), 99 states have internal predecessors, (143), 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 27.5) internal successors, (55), 2 states have internal predecessors, (55), 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) [2023-11-29 01:41:38,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:41:38,010 INFO L93 Difference]: Finished difference Result 233 states and 369 transitions. [2023-11-29 01:41:38,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 01:41:38,013 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 27.5) internal successors, (55), 2 states have internal predecessors, (55), 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 133 [2023-11-29 01:41:38,013 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:41:38,023 INFO L225 Difference]: With dead ends: 233 [2023-11-29 01:41:38,023 INFO L226 Difference]: Without dead ends: 116 [2023-11-29 01:41:38,028 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 01:41:38,032 INFO L413 NwaCegarLoop]: 168 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 168 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 01:41:38,034 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 168 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 01:41:38,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2023-11-29 01:41:38,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 116. [2023-11-29 01:41:38,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 116 states, 97 states have (on average 1.422680412371134) internal successors, (138), 97 states have internal predecessors, (138), 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) [2023-11-29 01:41:38,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 172 transitions. [2023-11-29 01:41:38,102 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 172 transitions. Word has length 133 [2023-11-29 01:41:38,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:41:38,103 INFO L495 AbstractCegarLoop]: Abstraction has 116 states and 172 transitions. [2023-11-29 01:41:38,104 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 27.5) internal successors, (55), 2 states have internal predecessors, (55), 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) [2023-11-29 01:41:38,104 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 172 transitions. [2023-11-29 01:41:38,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-11-29 01:41:38,109 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:41:38,110 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] [2023-11-29 01:41:38,122 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 01:41:38,311 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 01:41:38,311 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:41:38,312 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:41:38,312 INFO L85 PathProgramCache]: Analyzing trace with hash 307016424, now seen corresponding path program 1 times [2023-11-29 01:41:38,313 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 01:41:38,314 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1138681116] [2023-11-29 01:41:38,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:41:38,314 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 [2023-11-29 01:41:38,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 01:41:38,316 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/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) [2023-11-29 01:41:38,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 01:41:38,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:41:38,651 INFO L262 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 01:41:38,660 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:41:38,714 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 264 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2023-11-29 01:41:38,714 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:41:38,715 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 01:41:38,715 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1138681116] [2023-11-29 01:41:38,715 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1138681116] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:41:38,716 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:41:38,716 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 01:41:38,716 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1274168689] [2023-11-29 01:41:38,716 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:41:38,718 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 01:41:38,719 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 01:41:38,720 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 01:41:38,720 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 01:41:38,721 INFO L87 Difference]: Start difference. First operand 116 states and 172 transitions. Second operand has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 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) [2023-11-29 01:41:38,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:41:38,824 INFO L93 Difference]: Finished difference Result 237 states and 352 transitions. [2023-11-29 01:41:38,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 01:41:38,825 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 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 133 [2023-11-29 01:41:38,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:41:38,828 INFO L225 Difference]: With dead ends: 237 [2023-11-29 01:41:38,828 INFO L226 Difference]: Without dead ends: 122 [2023-11-29 01:41:38,830 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 01:41:38,831 INFO L413 NwaCegarLoop]: 169 mSDtfsCounter, 10 mSDsluCounter, 327 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 496 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 01:41:38,832 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 496 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 01:41:38,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2023-11-29 01:41:38,847 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 118. [2023-11-29 01:41:38,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 118 states, 99 states have (on average 1.4141414141414141) internal successors, (140), 99 states have internal predecessors, (140), 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) [2023-11-29 01:41:38,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 174 transitions. [2023-11-29 01:41:38,850 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 174 transitions. Word has length 133 [2023-11-29 01:41:38,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:41:38,851 INFO L495 AbstractCegarLoop]: Abstraction has 118 states and 174 transitions. [2023-11-29 01:41:38,851 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 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) [2023-11-29 01:41:38,851 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 174 transitions. [2023-11-29 01:41:38,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-11-29 01:41:38,855 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:41:38,855 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] [2023-11-29 01:41:38,862 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2023-11-29 01:41:39,060 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 01:41:39,060 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:41:39,061 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:41:39,061 INFO L85 PathProgramCache]: Analyzing trace with hash 1077749990, now seen corresponding path program 1 times [2023-11-29 01:41:39,062 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 01:41:39,062 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1365267268] [2023-11-29 01:41:39,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:41:39,063 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 [2023-11-29 01:41:39,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 01:41:39,064 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/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) [2023-11-29 01:41:39,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 01:41:39,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:41:39,391 INFO L262 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 01:41:39,397 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:41:39,435 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2023-11-29 01:41:39,435 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:41:39,436 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 01:41:39,436 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1365267268] [2023-11-29 01:41:39,437 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1365267268] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:41:39,437 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:41:39,437 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 01:41:39,437 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1978201748] [2023-11-29 01:41:39,438 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:41:39,438 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 01:41:39,439 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 01:41:39,440 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 01:41:39,440 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 01:41:39,441 INFO L87 Difference]: Start difference. First operand 118 states and 174 transitions. Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 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) [2023-11-29 01:41:39,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:41:39,518 INFO L93 Difference]: Finished difference Result 265 states and 392 transitions. [2023-11-29 01:41:39,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 01:41:39,519 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 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 133 [2023-11-29 01:41:39,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:41:39,522 INFO L225 Difference]: With dead ends: 265 [2023-11-29 01:41:39,523 INFO L226 Difference]: Without dead ends: 148 [2023-11-29 01:41:39,524 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 01:41:39,526 INFO L413 NwaCegarLoop]: 166 mSDtfsCounter, 54 mSDsluCounter, 321 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 54 SdHoareTripleChecker+Valid, 487 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 01:41:39,526 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [54 Valid, 487 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 01:41:39,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2023-11-29 01:41:39,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 120. [2023-11-29 01:41:39,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 120 states, 101 states have (on average 1.4059405940594059) internal successors, (142), 101 states have internal predecessors, (142), 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) [2023-11-29 01:41:39,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 176 transitions. [2023-11-29 01:41:39,541 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 176 transitions. Word has length 133 [2023-11-29 01:41:39,542 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:41:39,542 INFO L495 AbstractCegarLoop]: Abstraction has 120 states and 176 transitions. [2023-11-29 01:41:39,543 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 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) [2023-11-29 01:41:39,543 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 176 transitions. [2023-11-29 01:41:39,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-11-29 01:41:39,546 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:41:39,547 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] [2023-11-29 01:41:39,554 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 01:41:39,753 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 01:41:39,754 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:41:39,754 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:41:39,754 INFO L85 PathProgramCache]: Analyzing trace with hash -1269605708, now seen corresponding path program 1 times [2023-11-29 01:41:39,755 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 01:41:39,755 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [678491808] [2023-11-29 01:41:39,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:41:39,755 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 [2023-11-29 01:41:39,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 01:41:39,756 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/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) [2023-11-29 01:41:39,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 01:41:40,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:41:40,150 INFO L262 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-29 01:41:40,160 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:41:40,203 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 01:41:40,213 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 01:41:40,221 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 01:41:40,230 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2023-11-29 01:41:40,357 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 25 treesize of output 24 [2023-11-29 01:41:40,616 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 01:41:40,616 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 42 treesize of output 47 [2023-11-29 01:41:40,781 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 01:41:40,781 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 57 treesize of output 50 [2023-11-29 01:41:40,848 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 01:41:40,849 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 59 treesize of output 61 [2023-11-29 01:41:41,134 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 01:41:41,135 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 103 treesize of output 43 [2023-11-29 01:41:41,220 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 224 proven. 0 refuted. 0 times theorem prover too weak. 320 trivial. 0 not checked. [2023-11-29 01:41:41,220 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:41:41,221 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 01:41:41,221 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [678491808] [2023-11-29 01:41:41,221 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [678491808] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:41:41,221 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:41:41,221 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-29 01:41:41,221 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [322221883] [2023-11-29 01:41:41,221 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:41:41,222 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-29 01:41:41,222 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 01:41:41,223 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-29 01:41:41,223 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2023-11-29 01:41:41,223 INFO L87 Difference]: Start difference. First operand 120 states and 176 transitions. Second operand has 9 states, 9 states have (on average 6.555555555555555) internal successors, (59), 9 states have internal predecessors, (59), 3 states have call successors, (17), 3 states have call predecessors, (17), 3 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2023-11-29 01:41:46,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:41:46,526 INFO L93 Difference]: Finished difference Result 458 states and 668 transitions. [2023-11-29 01:41:46,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-11-29 01:41:46,527 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.555555555555555) internal successors, (59), 9 states have internal predecessors, (59), 3 states have call successors, (17), 3 states have call predecessors, (17), 3 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) Word has length 135 [2023-11-29 01:41:46,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:41:46,531 INFO L225 Difference]: With dead ends: 458 [2023-11-29 01:41:46,531 INFO L226 Difference]: Without dead ends: 339 [2023-11-29 01:41:46,532 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 127 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=115, Invalid=227, Unknown=0, NotChecked=0, Total=342 [2023-11-29 01:41:46,533 INFO L413 NwaCegarLoop]: 115 mSDtfsCounter, 947 mSDsluCounter, 434 mSDsCounter, 0 mSdLazyCounter, 744 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 947 SdHoareTripleChecker+Valid, 549 SdHoareTripleChecker+Invalid, 832 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 744 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2023-11-29 01:41:46,534 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [947 Valid, 549 Invalid, 832 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 744 Invalid, 0 Unknown, 0 Unchecked, 4.8s Time] [2023-11-29 01:41:46,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 339 states. [2023-11-29 01:41:46,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 339 to 213. [2023-11-29 01:41:46,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 213 states, 186 states have (on average 1.4193548387096775) internal successors, (264), 187 states have internal predecessors, (264), 24 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 23 states have call predecessors, (24), 24 states have call successors, (24) [2023-11-29 01:41:46,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 312 transitions. [2023-11-29 01:41:46,565 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 312 transitions. Word has length 135 [2023-11-29 01:41:46,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:41:46,566 INFO L495 AbstractCegarLoop]: Abstraction has 213 states and 312 transitions. [2023-11-29 01:41:46,566 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.555555555555555) internal successors, (59), 9 states have internal predecessors, (59), 3 states have call successors, (17), 3 states have call predecessors, (17), 3 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2023-11-29 01:41:46,567 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 312 transitions. [2023-11-29 01:41:46,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-11-29 01:41:46,569 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:41:46,570 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] [2023-11-29 01:41:46,580 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 01:41:46,780 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 01:41:46,780 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:41:46,781 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:41:46,781 INFO L85 PathProgramCache]: Analyzing trace with hash 967619883, now seen corresponding path program 1 times [2023-11-29 01:41:46,782 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 01:41:46,782 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1863178956] [2023-11-29 01:41:46,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:41:46,782 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 [2023-11-29 01:41:46,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 01:41:46,784 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/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) [2023-11-29 01:41:46,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 01:41:47,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:41:47,168 INFO L262 TraceCheckSpWp]: Trace formula consists of 265 conjuncts, 36 conjunts are in the unsatisfiable core [2023-11-29 01:41:47,178 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:41:47,197 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 01:41:47,617 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 80 treesize of output 34 [2023-11-29 01:41:47,902 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 80 treesize of output 34 [2023-11-29 01:41:48,148 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 80 treesize of output 34 [2023-11-29 01:41:48,332 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 80 treesize of output 34 [2023-11-29 01:41:48,491 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 80 treesize of output 34 [2023-11-29 01:41:48,659 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 80 treesize of output 34 [2023-11-29 01:41:48,838 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 80 treesize of output 34 [2023-11-29 01:41:49,011 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 80 treesize of output 34 [2023-11-29 01:41:49,197 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 80 treesize of output 34 [2023-11-29 01:41:49,425 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 80 treesize of output 34 [2023-11-29 01:41:49,493 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 80 treesize of output 34 [2023-11-29 01:41:49,527 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 01:41:49,527 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 82 treesize of output 54 [2023-11-29 01:41:49,622 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 01:41:49,623 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 105 treesize of output 39 [2023-11-29 01:41:49,696 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2023-11-29 01:41:49,696 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:41:49,697 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 01:41:49,697 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1863178956] [2023-11-29 01:41:49,697 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1863178956] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:41:49,697 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:41:49,697 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-29 01:41:49,697 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1731586653] [2023-11-29 01:41:49,697 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:41:49,698 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-29 01:41:49,698 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 01:41:49,699 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-29 01:41:49,699 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2023-11-29 01:41:49,699 INFO L87 Difference]: Start difference. First operand 213 states and 312 transitions. Second operand has 9 states, 9 states have (on average 5.888888888888889) internal successors, (53), 8 states have internal predecessors, (53), 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) [2023-11-29 01:41:55,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:41:55,690 INFO L93 Difference]: Finished difference Result 706 states and 1030 transitions. [2023-11-29 01:41:55,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-29 01:41:55,691 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.888888888888889) internal successors, (53), 8 states have internal predecessors, (53), 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 135 [2023-11-29 01:41:55,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:41:55,697 INFO L225 Difference]: With dead ends: 706 [2023-11-29 01:41:55,697 INFO L226 Difference]: Without dead ends: 494 [2023-11-29 01:41:55,698 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 127 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=47, Invalid=109, Unknown=0, NotChecked=0, Total=156 [2023-11-29 01:41:55,699 INFO L413 NwaCegarLoop]: 205 mSDtfsCounter, 448 mSDsluCounter, 407 mSDsCounter, 0 mSdLazyCounter, 1305 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 450 SdHoareTripleChecker+Valid, 612 SdHoareTripleChecker+Invalid, 1318 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 1305 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.7s IncrementalHoareTripleChecker+Time [2023-11-29 01:41:55,699 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [450 Valid, 612 Invalid, 1318 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 1305 Invalid, 0 Unknown, 0 Unchecked, 5.7s Time] [2023-11-29 01:41:55,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 494 states. [2023-11-29 01:41:55,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 494 to 340. [2023-11-29 01:41:55,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 340 states, 287 states have (on average 1.4041811846689896) internal successors, (403), 289 states have internal predecessors, (403), 48 states have call successors, (48), 4 states have call predecessors, (48), 4 states have return successors, (48), 46 states have call predecessors, (48), 48 states have call successors, (48) [2023-11-29 01:41:55,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 340 states and 499 transitions. [2023-11-29 01:41:55,743 INFO L78 Accepts]: Start accepts. Automaton has 340 states and 499 transitions. Word has length 135 [2023-11-29 01:41:55,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:41:55,744 INFO L495 AbstractCegarLoop]: Abstraction has 340 states and 499 transitions. [2023-11-29 01:41:55,744 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.888888888888889) internal successors, (53), 8 states have internal predecessors, (53), 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) [2023-11-29 01:41:55,744 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 499 transitions. [2023-11-29 01:41:55,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-11-29 01:41:55,747 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:41:55,747 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] [2023-11-29 01:41:55,755 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/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)] Ended with exit code 0 [2023-11-29 01:41:55,954 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 01:41:55,954 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:41:55,955 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:41:55,955 INFO L85 PathProgramCache]: Analyzing trace with hash 1331086381, now seen corresponding path program 1 times [2023-11-29 01:41:55,955 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 01:41:55,955 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [327462824] [2023-11-29 01:41:55,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:41:55,956 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 [2023-11-29 01:41:55,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 01:41:55,957 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/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) [2023-11-29 01:41:55,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 01:41:56,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:41:56,165 INFO L262 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 01:41:56,167 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:41:56,180 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2023-11-29 01:41:56,180 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:41:56,180 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 01:41:56,180 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [327462824] [2023-11-29 01:41:56,180 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [327462824] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:41:56,180 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:41:56,180 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 01:41:56,181 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [253892679] [2023-11-29 01:41:56,181 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:41:56,181 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 01:41:56,181 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 01:41:56,181 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 01:41:56,181 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 01:41:56,182 INFO L87 Difference]: Start difference. First operand 340 states and 499 transitions. Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 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) [2023-11-29 01:41:56,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:41:56,271 INFO L93 Difference]: Finished difference Result 687 states and 1009 transitions. [2023-11-29 01:41:56,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 01:41:56,271 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 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 135 [2023-11-29 01:41:56,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:41:56,274 INFO L225 Difference]: With dead ends: 687 [2023-11-29 01:41:56,274 INFO L226 Difference]: Without dead ends: 348 [2023-11-29 01:41:56,275 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 01:41:56,276 INFO L413 NwaCegarLoop]: 174 mSDtfsCounter, 7 mSDsluCounter, 328 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 502 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 01:41:56,277 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 502 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 01:41:56,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 348 states. [2023-11-29 01:41:56,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 348 to 340. [2023-11-29 01:41:56,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 340 states, 287 states have (on average 1.397212543554007) internal successors, (401), 289 states have internal predecessors, (401), 48 states have call successors, (48), 4 states have call predecessors, (48), 4 states have return successors, (48), 46 states have call predecessors, (48), 48 states have call successors, (48) [2023-11-29 01:41:56,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 340 states and 497 transitions. [2023-11-29 01:41:56,318 INFO L78 Accepts]: Start accepts. Automaton has 340 states and 497 transitions. Word has length 135 [2023-11-29 01:41:56,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:41:56,318 INFO L495 AbstractCegarLoop]: Abstraction has 340 states and 497 transitions. [2023-11-29 01:41:56,318 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 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) [2023-11-29 01:41:56,319 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 497 transitions. [2023-11-29 01:41:56,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2023-11-29 01:41:56,321 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:41:56,321 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] [2023-11-29 01:41:56,328 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 01:41:56,522 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 01:41:56,522 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:41:56,522 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:41:56,522 INFO L85 PathProgramCache]: Analyzing trace with hash 1460849003, now seen corresponding path program 1 times [2023-11-29 01:41:56,523 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 01:41:56,523 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [138447988] [2023-11-29 01:41:56,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:41:56,523 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 [2023-11-29 01:41:56,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 01:41:56,524 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/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) [2023-11-29 01:41:56,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_301d2b2d-561d-4d7a-b1bb-05d156abb05e/bin/uautomizer-verify-BQ2R08f2Ya/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