./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb20d43-4781-4a4f-9600-013228e8fc51/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb20d43-4781-4a4f-9600-013228e8fc51/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb20d43-4781-4a4f-9600-013228e8fc51/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb20d43-4781-4a4f-9600-013228e8fc51/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb20d43-4781-4a4f-9600-013228e8fc51/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb20d43-4781-4a4f-9600-013228e8fc51/bin/uautomizer-verify-VRDe98Ueme --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 318749465d360586bbf5c93b0a7c91860553b05314b1354647f65a52d19907b5 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 11:59:59,234 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 11:59:59,307 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb20d43-4781-4a4f-9600-013228e8fc51/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-26 11:59:59,313 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 11:59:59,314 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 11:59:59,341 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 11:59:59,342 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 11:59:59,343 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 11:59:59,343 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 11:59:59,344 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 11:59:59,345 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 11:59:59,346 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 11:59:59,347 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 11:59:59,348 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 11:59:59,348 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 11:59:59,349 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 11:59:59,350 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-26 11:59:59,351 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-26 11:59:59,352 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-26 11:59:59,352 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-26 11:59:59,353 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 11:59:59,354 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-26 11:59:59,355 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 11:59:59,356 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-26 11:59:59,357 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-26 11:59:59,357 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 11:59:59,358 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 11:59:59,359 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 11:59:59,359 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 11:59:59,360 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-26 11:59:59,361 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 11:59:59,361 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 11:59:59,362 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 11:59:59,362 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 11:59:59,363 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-26 11:59:59,363 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-26 11:59:59,364 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-26 11:59:59,364 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 11:59:59,364 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 11:59:59,365 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-26 11:59:59,365 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 11:59:59,366 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 11:59:59,366 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_8fb20d43-4781-4a4f-9600-013228e8fc51/bin/uautomizer-verify-VRDe98Ueme/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb20d43-4781-4a4f-9600-013228e8fc51/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 318749465d360586bbf5c93b0a7c91860553b05314b1354647f65a52d19907b5 [2023-11-26 11:59:59,671 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 11:59:59,700 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 11:59:59,704 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 11:59:59,705 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 11:59:59,706 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 11:59:59,708 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb20d43-4781-4a4f-9600-013228e8fc51/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-1.i [2023-11-26 12:00:03,085 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 12:00:03,456 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 12:00:03,458 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb20d43-4781-4a4f-9600-013228e8fc51/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-1.i [2023-11-26 12:00:03,472 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb20d43-4781-4a4f-9600-013228e8fc51/bin/uautomizer-verify-VRDe98Ueme/data/8d14eb45d/44ec69b8d8d64e488e2363a2cb3d896a/FLAGef7b9ffeb [2023-11-26 12:00:03,492 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb20d43-4781-4a4f-9600-013228e8fc51/bin/uautomizer-verify-VRDe98Ueme/data/8d14eb45d/44ec69b8d8d64e488e2363a2cb3d896a [2023-11-26 12:00:03,500 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 12:00:03,502 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 12:00:03,506 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 12:00:03,506 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 12:00:03,513 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 12:00:03,516 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:00:03" (1/1) ... [2023-11-26 12:00:03,517 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4946e783 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:03, skipping insertion in model container [2023-11-26 12:00:03,518 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:00:03" (1/1) ... [2023-11-26 12:00:03,564 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 12:00:03,752 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_8fb20d43-4781-4a4f-9600-013228e8fc51/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-1.i[915,928] [2023-11-26 12:00:03,816 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 12:00:03,830 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 12:00:03,845 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_8fb20d43-4781-4a4f-9600-013228e8fc51/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-1.i[915,928] [2023-11-26 12:00:03,888 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 12:00:03,921 INFO L206 MainTranslator]: Completed translation [2023-11-26 12:00:03,922 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:03 WrapperNode [2023-11-26 12:00:03,922 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 12:00:03,926 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 12:00:03,926 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 12:00:03,926 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 12:00:03,934 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:03" (1/1) ... [2023-11-26 12:00:03,970 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:03" (1/1) ... [2023-11-26 12:00:04,053 INFO L138 Inliner]: procedures = 29, calls = 153, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 423 [2023-11-26 12:00:04,054 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 12:00:04,055 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 12:00:04,055 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 12:00:04,055 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 12:00:04,077 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:03" (1/1) ... [2023-11-26 12:00:04,077 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:03" (1/1) ... [2023-11-26 12:00:04,086 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:03" (1/1) ... [2023-11-26 12:00:04,108 INFO L175 MemorySlicer]: Split 127 memory accesses to 2 slices as follows [2, 125]. 98 percent of accesses are in the largest equivalence class. The 15 initializations are split as follows [2, 13]. The 17 writes are split as follows [0, 17]. [2023-11-26 12:00:04,108 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:03" (1/1) ... [2023-11-26 12:00:04,108 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:03" (1/1) ... [2023-11-26 12:00:04,136 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:03" (1/1) ... [2023-11-26 12:00:04,142 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:03" (1/1) ... [2023-11-26 12:00:04,146 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:03" (1/1) ... [2023-11-26 12:00:04,150 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:03" (1/1) ... [2023-11-26 12:00:04,158 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 12:00:04,159 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 12:00:04,159 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 12:00:04,159 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 12:00:04,160 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:03" (1/1) ... [2023-11-26 12:00:04,175 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 12:00:04,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb20d43-4781-4a4f-9600-013228e8fc51/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:00:04,221 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb20d43-4781-4a4f-9600-013228e8fc51/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-26 12:00:04,239 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb20d43-4781-4a4f-9600-013228e8fc51/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-26 12:00:04,275 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 12:00:04,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-26 12:00:04,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-26 12:00:04,276 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#0 [2023-11-26 12:00:04,276 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#1 [2023-11-26 12:00:04,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#0 [2023-11-26 12:00:04,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#1 [2023-11-26 12:00:04,280 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-26 12:00:04,280 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-26 12:00:04,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#0 [2023-11-26 12:00:04,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#1 [2023-11-26 12:00:04,282 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-26 12:00:04,282 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-26 12:00:04,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-26 12:00:04,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-26 12:00:04,283 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 12:00:04,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 12:00:04,453 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 12:00:04,455 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 12:00:05,083 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 12:00:05,172 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 12:00:05,173 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-26 12:00:05,174 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:00:05 BoogieIcfgContainer [2023-11-26 12:00:05,174 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 12:00:05,176 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-26 12:00:05,177 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-26 12:00:05,181 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-26 12:00:05,181 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 12:00:03" (1/3) ... [2023-11-26 12:00:05,182 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e527fdb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 12:00:05, skipping insertion in model container [2023-11-26 12:00:05,183 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:03" (2/3) ... [2023-11-26 12:00:05,183 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e527fdb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 12:00:05, skipping insertion in model container [2023-11-26 12:00:05,183 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:00:05" (3/3) ... [2023-11-26 12:00:05,185 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-s_file-1.i [2023-11-26 12:00:05,209 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-26 12:00:05,210 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-26 12:00:05,270 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-26 12:00:05,277 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;@594932a2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-26 12:00:05,278 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-26 12:00:05,304 INFO L276 IsEmpty]: Start isEmpty. Operand has 99 states, 82 states have (on average 1.475609756097561) internal successors, (121), 83 states have internal predecessors, (121), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2023-11-26 12:00:05,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-11-26 12:00:05,324 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 12:00:05,325 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:00:05,326 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 12:00:05,333 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:00:05,333 INFO L85 PathProgramCache]: Analyzing trace with hash -568410236, now seen corresponding path program 1 times [2023-11-26 12:00:05,345 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:00:05,345 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1980152044] [2023-11-26 12:00:05,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:00:05,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:00:05,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:05,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-26 12:00:05,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:05,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-26 12:00:05,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:05,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-26 12:00:05,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:05,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-26 12:00:05,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:05,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-26 12:00:05,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:05,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-26 12:00:05,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:05,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-26 12:00:05,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:05,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-11-26 12:00:05,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:05,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-26 12:00:05,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:05,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-11-26 12:00:05,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:05,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-26 12:00:05,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:05,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-11-26 12:00:05,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:05,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-11-26 12:00:05,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:05,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-11-26 12:00:05,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:05,920 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-26 12:00:05,921 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 12:00:05,921 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1980152044] [2023-11-26 12:00:05,922 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1980152044] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 12:00:05,922 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 12:00:05,923 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 12:00:05,924 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [435459800] [2023-11-26 12:00:05,925 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 12:00:05,931 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-26 12:00:05,931 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 12:00:05,967 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-26 12:00:05,968 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-26 12:00:05,971 INFO L87 Difference]: Start difference. First operand has 99 states, 82 states have (on average 1.475609756097561) internal successors, (121), 83 states have internal predecessors, (121), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) Second operand has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 2 states have call successors, (14) [2023-11-26 12:00:06,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 12:00:06,055 INFO L93 Difference]: Finished difference Result 195 states and 310 transitions. [2023-11-26 12:00:06,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-26 12:00:06,058 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 2 states have call successors, (14) Word has length 119 [2023-11-26 12:00:06,059 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 12:00:06,070 INFO L225 Difference]: With dead ends: 195 [2023-11-26 12:00:06,070 INFO L226 Difference]: Without dead ends: 97 [2023-11-26 12:00:06,075 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-26 12:00:06,079 INFO L413 NwaCegarLoop]: 139 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 139 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-26 12:00:06,080 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 139 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-26 12:00:06,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2023-11-26 12:00:06,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 97. [2023-11-26 12:00:06,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 81 states have (on average 1.4320987654320987) internal successors, (116), 81 states have internal predecessors, (116), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2023-11-26 12:00:06,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 144 transitions. [2023-11-26 12:00:06,139 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 144 transitions. Word has length 119 [2023-11-26 12:00:06,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 12:00:06,139 INFO L495 AbstractCegarLoop]: Abstraction has 97 states and 144 transitions. [2023-11-26 12:00:06,140 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 2 states have call successors, (14) [2023-11-26 12:00:06,140 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 144 transitions. [2023-11-26 12:00:06,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-11-26 12:00:06,146 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 12:00:06,147 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:00:06,147 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-26 12:00:06,147 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 12:00:06,148 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:00:06,148 INFO L85 PathProgramCache]: Analyzing trace with hash 669414828, now seen corresponding path program 1 times [2023-11-26 12:00:06,149 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:00:06,149 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1319283757] [2023-11-26 12:00:06,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:00:06,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:00:06,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:06,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-26 12:00:06,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:06,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-26 12:00:06,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:06,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-26 12:00:06,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:06,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-26 12:00:06,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:06,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-26 12:00:06,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:06,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-26 12:00:06,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:06,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-26 12:00:06,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:06,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-11-26 12:00:06,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:06,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-26 12:00:06,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:06,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-11-26 12:00:06,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:06,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-26 12:00:06,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:06,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-11-26 12:00:06,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:06,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-11-26 12:00:06,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:06,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-11-26 12:00:06,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:06,698 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-26 12:00:06,702 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 12:00:06,702 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1319283757] [2023-11-26 12:00:06,703 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1319283757] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 12:00:06,705 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 12:00:06,705 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-26 12:00:06,706 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1708023041] [2023-11-26 12:00:06,707 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 12:00:06,709 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-26 12:00:06,712 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 12:00:06,716 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-26 12:00:06,716 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-26 12:00:06,719 INFO L87 Difference]: Start difference. First operand 97 states and 144 transitions. Second operand has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-26 12:00:06,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 12:00:06,852 INFO L93 Difference]: Finished difference Result 201 states and 298 transitions. [2023-11-26 12:00:06,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-26 12:00:06,853 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 119 [2023-11-26 12:00:06,855 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 12:00:06,857 INFO L225 Difference]: With dead ends: 201 [2023-11-26 12:00:06,859 INFO L226 Difference]: Without dead ends: 105 [2023-11-26 12:00:06,862 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-26 12:00:06,865 INFO L413 NwaCegarLoop]: 136 mSDtfsCounter, 12 mSDsluCounter, 271 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 407 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-26 12:00:06,866 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 407 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-26 12:00:06,870 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2023-11-26 12:00:06,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 99. [2023-11-26 12:00:06,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 83 states have (on average 1.4216867469879517) internal successors, (118), 83 states have internal predecessors, (118), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2023-11-26 12:00:06,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 146 transitions. [2023-11-26 12:00:06,893 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 146 transitions. Word has length 119 [2023-11-26 12:00:06,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 12:00:06,901 INFO L495 AbstractCegarLoop]: Abstraction has 99 states and 146 transitions. [2023-11-26 12:00:06,901 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-26 12:00:06,902 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 146 transitions. [2023-11-26 12:00:06,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-11-26 12:00:06,912 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 12:00:06,912 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:00:06,912 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-26 12:00:06,913 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 12:00:06,913 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:00:06,913 INFO L85 PathProgramCache]: Analyzing trace with hash 726673130, now seen corresponding path program 1 times [2023-11-26 12:00:06,913 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:00:06,914 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1350519021] [2023-11-26 12:00:06,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:00:06,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:00:07,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:07,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-26 12:00:07,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:07,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-26 12:00:07,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:07,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-26 12:00:07,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:07,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-26 12:00:07,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:07,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-26 12:00:07,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:07,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-26 12:00:07,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:07,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-26 12:00:07,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:07,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-11-26 12:00:07,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:07,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-26 12:00:07,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:07,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-11-26 12:00:07,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:07,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-26 12:00:07,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:07,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-11-26 12:00:07,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:07,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-11-26 12:00:07,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:07,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-11-26 12:00:07,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:07,255 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-26 12:00:07,255 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 12:00:07,256 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1350519021] [2023-11-26 12:00:07,256 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1350519021] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 12:00:07,256 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 12:00:07,257 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-26 12:00:07,257 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1476733640] [2023-11-26 12:00:07,257 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 12:00:07,258 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-26 12:00:07,258 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 12:00:07,259 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-26 12:00:07,259 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-26 12:00:07,260 INFO L87 Difference]: Start difference. First operand 99 states and 146 transitions. Second operand has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-26 12:00:07,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 12:00:07,311 INFO L93 Difference]: Finished difference Result 201 states and 296 transitions. [2023-11-26 12:00:07,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-26 12:00:07,314 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 119 [2023-11-26 12:00:07,315 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 12:00:07,317 INFO L225 Difference]: With dead ends: 201 [2023-11-26 12:00:07,317 INFO L226 Difference]: Without dead ends: 103 [2023-11-26 12:00:07,321 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-26 12:00:07,322 INFO L413 NwaCegarLoop]: 137 mSDtfsCounter, 3 mSDsluCounter, 271 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 408 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 [2023-11-26 12:00:07,323 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 408 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-26 12:00:07,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2023-11-26 12:00:07,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 101. [2023-11-26 12:00:07,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 85 states have (on average 1.411764705882353) internal successors, (120), 85 states have internal predecessors, (120), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2023-11-26 12:00:07,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 148 transitions. [2023-11-26 12:00:07,339 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 148 transitions. Word has length 119 [2023-11-26 12:00:07,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 12:00:07,340 INFO L495 AbstractCegarLoop]: Abstraction has 101 states and 148 transitions. [2023-11-26 12:00:07,340 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-26 12:00:07,340 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 148 transitions. [2023-11-26 12:00:07,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-11-26 12:00:07,342 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 12:00:07,342 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:00:07,343 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-26 12:00:07,343 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 12:00:07,343 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:00:07,343 INFO L85 PathProgramCache]: Analyzing trace with hash 726732712, now seen corresponding path program 1 times [2023-11-26 12:00:07,344 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:00:07,344 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [58066140] [2023-11-26 12:00:07,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:00:07,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:00:07,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:08,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-26 12:00:08,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:08,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-26 12:00:08,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:08,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-26 12:00:08,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:08,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-26 12:00:08,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:08,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-26 12:00:08,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:08,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-26 12:00:08,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:08,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-26 12:00:08,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:08,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-11-26 12:00:08,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:08,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-26 12:00:09,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:09,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-11-26 12:00:09,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:09,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-26 12:00:09,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:09,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-11-26 12:00:09,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:09,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-11-26 12:00:09,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:09,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-11-26 12:00:09,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:09,030 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-26 12:00:09,031 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 12:00:09,031 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [58066140] [2023-11-26 12:00:09,031 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [58066140] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 12:00:09,031 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 12:00:09,032 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-26 12:00:09,032 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [998827141] [2023-11-26 12:00:09,032 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 12:00:09,033 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-26 12:00:09,034 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 12:00:09,035 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-26 12:00:09,035 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-26 12:00:09,036 INFO L87 Difference]: Start difference. First operand 101 states and 148 transitions. Second operand has 6 states, 5 states have (on average 10.4) internal successors, (52), 6 states have internal predecessors, (52), 2 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 2 states have call successors, (14) [2023-11-26 12:00:09,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 12:00:09,791 INFO L93 Difference]: Finished difference Result 275 states and 402 transitions. [2023-11-26 12:00:09,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-26 12:00:09,793 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 10.4) internal successors, (52), 6 states have internal predecessors, (52), 2 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 2 states have call successors, (14) Word has length 119 [2023-11-26 12:00:09,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 12:00:09,796 INFO L225 Difference]: With dead ends: 275 [2023-11-26 12:00:09,796 INFO L226 Difference]: Without dead ends: 175 [2023-11-26 12:00:09,797 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2023-11-26 12:00:09,798 INFO L413 NwaCegarLoop]: 147 mSDtfsCounter, 93 mSDsluCounter, 406 mSDsCounter, 0 mSdLazyCounter, 402 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 94 SdHoareTripleChecker+Valid, 553 SdHoareTripleChecker+Invalid, 411 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 402 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2023-11-26 12:00:09,799 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [94 Valid, 553 Invalid, 411 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 402 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2023-11-26 12:00:09,800 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2023-11-26 12:00:09,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 172. [2023-11-26 12:00:09,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 172 states, 152 states have (on average 1.4342105263157894) internal successors, (218), 153 states have internal predecessors, (218), 17 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 16 states have call predecessors, (17), 17 states have call successors, (17) [2023-11-26 12:00:09,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 252 transitions. [2023-11-26 12:00:09,824 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 252 transitions. Word has length 119 [2023-11-26 12:00:09,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 12:00:09,825 INFO L495 AbstractCegarLoop]: Abstraction has 172 states and 252 transitions. [2023-11-26 12:00:09,825 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 10.4) internal successors, (52), 6 states have internal predecessors, (52), 2 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 2 states have call successors, (14) [2023-11-26 12:00:09,825 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 252 transitions. [2023-11-26 12:00:09,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-11-26 12:00:09,827 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 12:00:09,827 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:00:09,828 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-26 12:00:09,828 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 12:00:09,828 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:00:09,828 INFO L85 PathProgramCache]: Analyzing trace with hash -1078705622, now seen corresponding path program 1 times [2023-11-26 12:00:09,829 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:00:09,829 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1094488468] [2023-11-26 12:00:09,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:00:09,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:00:09,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:11,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-26 12:00:11,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:11,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-26 12:00:11,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:11,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-26 12:00:11,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:11,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-26 12:00:11,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:11,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-26 12:00:11,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:11,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-26 12:00:11,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:11,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-26 12:00:11,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:11,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-11-26 12:00:11,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:11,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-26 12:00:11,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:11,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-11-26 12:00:11,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:11,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-26 12:00:11,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:11,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-11-26 12:00:11,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:11,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-11-26 12:00:11,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:11,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-11-26 12:00:11,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:11,206 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-26 12:00:11,206 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 12:00:11,206 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1094488468] [2023-11-26 12:00:11,207 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1094488468] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 12:00:11,207 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 12:00:11,207 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-26 12:00:11,207 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1303667262] [2023-11-26 12:00:11,208 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 12:00:11,208 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-26 12:00:11,209 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 12:00:11,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-26 12:00:11,210 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-26 12:00:11,210 INFO L87 Difference]: Start difference. First operand 172 states and 252 transitions. Second operand has 6 states, 5 states have (on average 10.4) internal successors, (52), 6 states have internal predecessors, (52), 2 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 2 states have call successors, (14) [2023-11-26 12:00:11,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 12:00:11,803 INFO L93 Difference]: Finished difference Result 500 states and 729 transitions. [2023-11-26 12:00:11,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-26 12:00:11,804 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 10.4) internal successors, (52), 6 states have internal predecessors, (52), 2 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 2 states have call successors, (14) Word has length 119 [2023-11-26 12:00:11,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 12:00:11,808 INFO L225 Difference]: With dead ends: 500 [2023-11-26 12:00:11,809 INFO L226 Difference]: Without dead ends: 329 [2023-11-26 12:00:11,810 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-11-26 12:00:11,811 INFO L413 NwaCegarLoop]: 130 mSDtfsCounter, 309 mSDsluCounter, 310 mSDsCounter, 0 mSdLazyCounter, 295 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 310 SdHoareTripleChecker+Valid, 440 SdHoareTripleChecker+Invalid, 314 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 295 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-26 12:00:11,811 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [310 Valid, 440 Invalid, 314 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 295 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-26 12:00:11,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 329 states. [2023-11-26 12:00:11,832 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 329 to 186. [2023-11-26 12:00:11,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 186 states, 166 states have (on average 1.4457831325301205) internal successors, (240), 167 states have internal predecessors, (240), 17 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 16 states have call predecessors, (17), 17 states have call successors, (17) [2023-11-26 12:00:11,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 186 states and 274 transitions. [2023-11-26 12:00:11,835 INFO L78 Accepts]: Start accepts. Automaton has 186 states and 274 transitions. Word has length 119 [2023-11-26 12:00:11,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 12:00:11,836 INFO L495 AbstractCegarLoop]: Abstraction has 186 states and 274 transitions. [2023-11-26 12:00:11,836 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 10.4) internal successors, (52), 6 states have internal predecessors, (52), 2 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 2 states have call successors, (14) [2023-11-26 12:00:11,836 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 274 transitions. [2023-11-26 12:00:11,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-11-26 12:00:11,838 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 12:00:11,839 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:00:11,839 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-26 12:00:11,839 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 12:00:11,840 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:00:11,840 INFO L85 PathProgramCache]: Analyzing trace with hash -1665511636, now seen corresponding path program 1 times [2023-11-26 12:00:11,840 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:00:11,840 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [105591856] [2023-11-26 12:00:11,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:00:11,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:00:11,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:12,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-26 12:00:12,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:12,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-26 12:00:12,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:12,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-26 12:00:12,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:12,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-26 12:00:12,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:12,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-26 12:00:12,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:12,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-26 12:00:12,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:12,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-26 12:00:12,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:12,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-11-26 12:00:12,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:12,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-26 12:00:12,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:12,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-11-26 12:00:12,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:12,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-26 12:00:12,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:12,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-11-26 12:00:12,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:12,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-11-26 12:00:12,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:12,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-11-26 12:00:12,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:12,821 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 21 proven. 18 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2023-11-26 12:00:12,821 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 12:00:12,821 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [105591856] [2023-11-26 12:00:12,822 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [105591856] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-26 12:00:12,823 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [287298976] [2023-11-26 12:00:12,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:00:12,823 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 12:00:12,823 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb20d43-4781-4a4f-9600-013228e8fc51/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:00:12,831 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb20d43-4781-4a4f-9600-013228e8fc51/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 12:00:12,863 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb20d43-4781-4a4f-9600-013228e8fc51/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-26 12:00:13,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:13,106 INFO L262 TraceCheckSpWp]: Trace formula consists of 407 conjuncts, 25 conjunts are in the unsatisfiable core [2023-11-26 12:00:13,121 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 12:00:13,281 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 28 treesize of output 16 [2023-11-26 12:00:13,299 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 34 treesize of output 27 [2023-11-26 12:00:13,356 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-26 12:00:13,357 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 58 treesize of output 61 [2023-11-26 12:00:13,718 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-26 12:00:13,718 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 77 treesize of output 29 [2023-11-26 12:00:13,753 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2023-11-26 12:00:13,754 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 12:00:13,754 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [287298976] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 12:00:13,754 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-26 12:00:13,754 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [7] total 15 [2023-11-26 12:00:13,755 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1669427833] [2023-11-26 12:00:13,755 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 12:00:13,755 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-11-26 12:00:13,755 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 12:00:13,756 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-11-26 12:00:13,757 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=171, Unknown=0, NotChecked=0, Total=210 [2023-11-26 12:00:13,757 INFO L87 Difference]: Start difference. First operand 186 states and 274 transitions. Second operand has 12 states, 11 states have (on average 5.0) internal successors, (55), 12 states have internal predecessors, (55), 2 states have call successors, (14), 1 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2023-11-26 12:00:15,816 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 12:00:15,816 INFO L93 Difference]: Finished difference Result 582 states and 847 transitions. [2023-11-26 12:00:15,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-11-26 12:00:15,818 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 5.0) internal successors, (55), 12 states have internal predecessors, (55), 2 states have call successors, (14), 1 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 119 [2023-11-26 12:00:15,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 12:00:15,822 INFO L225 Difference]: With dead ends: 582 [2023-11-26 12:00:15,823 INFO L226 Difference]: Without dead ends: 397 [2023-11-26 12:00:15,825 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=133, Invalid=623, Unknown=0, NotChecked=0, Total=756 [2023-11-26 12:00:15,829 INFO L413 NwaCegarLoop]: 86 mSDtfsCounter, 374 mSDsluCounter, 469 mSDsCounter, 0 mSdLazyCounter, 1076 mSolverCounterSat, 41 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 404 SdHoareTripleChecker+Valid, 555 SdHoareTripleChecker+Invalid, 1117 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 1076 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2023-11-26 12:00:15,829 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [404 Valid, 555 Invalid, 1117 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 1076 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2023-11-26 12:00:15,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 397 states. [2023-11-26 12:00:15,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 397 to 383. [2023-11-26 12:00:15,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 383 states, 337 states have (on average 1.427299703264095) internal successors, (481), 341 states have internal predecessors, (481), 38 states have call successors, (38), 7 states have call predecessors, (38), 7 states have return successors, (38), 34 states have call predecessors, (38), 38 states have call successors, (38) [2023-11-26 12:00:15,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 383 states and 557 transitions. [2023-11-26 12:00:15,882 INFO L78 Accepts]: Start accepts. Automaton has 383 states and 557 transitions. Word has length 119 [2023-11-26 12:00:15,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 12:00:15,883 INFO L495 AbstractCegarLoop]: Abstraction has 383 states and 557 transitions. [2023-11-26 12:00:15,883 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 5.0) internal successors, (55), 12 states have internal predecessors, (55), 2 states have call successors, (14), 1 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2023-11-26 12:00:15,883 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 557 transitions. [2023-11-26 12:00:15,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-11-26 12:00:15,886 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 12:00:15,886 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:00:15,900 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb20d43-4781-4a4f-9600-013228e8fc51/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-26 12:00:16,094 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb20d43-4781-4a4f-9600-013228e8fc51/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 12:00:16,097 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 12:00:16,098 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:00:16,098 INFO L85 PathProgramCache]: Analyzing trace with hash 1041107758, now seen corresponding path program 1 times [2023-11-26 12:00:16,098 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:00:16,098 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1203065020] [2023-11-26 12:00:16,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:00:16,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:00:16,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 12:00:16,198 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 12:00:16,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 12:00:16,325 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 12:00:16,325 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-26 12:00:16,326 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-26 12:00:16,329 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-26 12:00:16,332 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:00:16,336 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-26 12:00:16,398 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem40 could not be translated [2023-11-26 12:00:16,399 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem40 could not be translated [2023-11-26 12:00:16,399 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated [2023-11-26 12:00:16,399 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short42 could not be translated [2023-11-26 12:00:16,399 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem40 could not be translated [2023-11-26 12:00:16,399 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short46 could not be translated [2023-11-26 12:00:16,400 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated [2023-11-26 12:00:16,401 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem40 could not be translated [2023-11-26 12:00:16,401 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short46 could not be translated [2023-11-26 12:00:16,402 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short42 could not be translated [2023-11-26 12:00:16,402 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated [2023-11-26 12:00:16,403 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated [2023-11-26 12:00:16,403 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated [2023-11-26 12:00:16,403 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated [2023-11-26 12:00:16,403 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short54 could not be translated [2023-11-26 12:00:16,404 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short50 could not be translated [2023-11-26 12:00:16,404 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated [2023-11-26 12:00:16,404 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated [2023-11-26 12:00:16,405 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated [2023-11-26 12:00:16,405 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short54 could not be translated [2023-11-26 12:00:16,405 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated [2023-11-26 12:00:16,405 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short50 could not be translated [2023-11-26 12:00:16,409 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated [2023-11-26 12:00:16,409 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated [2023-11-26 12:00:16,409 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated [2023-11-26 12:00:16,409 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated [2023-11-26 12:00:16,409 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short58 could not be translated [2023-11-26 12:00:16,410 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short62 could not be translated [2023-11-26 12:00:16,410 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated [2023-11-26 12:00:16,411 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short62 could not be translated [2023-11-26 12:00:16,411 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short58 could not be translated [2023-11-26 12:00:16,412 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated [2023-11-26 12:00:16,412 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated [2023-11-26 12:00:16,419 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated [2023-11-26 12:00:16,420 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated [2023-11-26 12:00:16,421 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated [2023-11-26 12:00:16,423 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated [2023-11-26 12:00:16,425 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated [2023-11-26 12:00:16,426 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated [2023-11-26 12:00:16,428 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem73 could not be translated [2023-11-26 12:00:16,431 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem74 could not be translated [2023-11-26 12:00:16,432 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem76 could not be translated [2023-11-26 12:00:16,433 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem77 could not be translated [2023-11-26 12:00:16,434 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated [2023-11-26 12:00:16,436 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem27 could not be translated [2023-11-26 12:00:16,436 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet28 could not be translated [2023-11-26 12:00:16,437 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem26 could not be translated [2023-11-26 12:00:16,437 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem29 could not be translated [2023-11-26 12:00:16,437 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite32 could not be translated [2023-11-26 12:00:16,438 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem31 could not be translated [2023-11-26 12:00:16,438 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated [2023-11-26 12:00:16,439 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite92 could not be translated [2023-11-26 12:00:16,439 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem91 could not be translated [2023-11-26 12:00:16,439 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-11-26 12:00:16,439 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem90 could not be translated [2023-11-26 12:00:16,440 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated [2023-11-26 12:00:16,440 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite93 could not be translated [2023-11-26 12:00:16,440 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem91 could not be translated [2023-11-26 12:00:16,440 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite92 could not be translated [2023-11-26 12:00:16,440 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated [2023-11-26 12:00:16,440 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-11-26 12:00:16,441 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem90 could not be translated [2023-11-26 12:00:16,441 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated [2023-11-26 12:00:16,441 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-11-26 12:00:16,441 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem90 could not be translated [2023-11-26 12:00:16,441 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite93 could not be translated [2023-11-26 12:00:16,441 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated [2023-11-26 12:00:16,443 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem91 could not be translated [2023-11-26 12:00:16,443 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite92 could not be translated [2023-11-26 12:00:16,443 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short107 could not be translated [2023-11-26 12:00:16,444 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated [2023-11-26 12:00:16,444 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated [2023-11-26 12:00:16,444 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite93 could not be translated [2023-11-26 12:00:16,444 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-11-26 12:00:16,444 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem90 could not be translated [2023-11-26 12:00:16,445 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short128 could not be translated [2023-11-26 12:00:16,445 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem91 could not be translated [2023-11-26 12:00:16,445 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated [2023-11-26 12:00:16,445 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short107 could not be translated [2023-11-26 12:00:16,445 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite92 could not be translated [2023-11-26 12:00:16,446 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem90 could not be translated [2023-11-26 12:00:16,446 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite92 could not be translated [2023-11-26 12:00:16,446 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short131 could not be translated [2023-11-26 12:00:16,446 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated [2023-11-26 12:00:16,446 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem91 could not be translated [2023-11-26 12:00:16,446 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated [2023-11-26 12:00:16,447 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-11-26 12:00:16,447 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short107 could not be translated [2023-11-26 12:00:16,447 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite93 could not be translated [2023-11-26 12:00:16,447 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short128 could not be translated [2023-11-26 12:00:16,447 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short134 could not be translated [2023-11-26 12:00:16,448 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite92 could not be translated [2023-11-26 12:00:16,448 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short128 could not be translated [2023-11-26 12:00:16,448 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short131 could not be translated [2023-11-26 12:00:16,448 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite93 could not be translated [2023-11-26 12:00:16,448 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated [2023-11-26 12:00:16,448 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-11-26 12:00:16,449 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated [2023-11-26 12:00:16,449 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem91 could not be translated [2023-11-26 12:00:16,449 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem90 could not be translated [2023-11-26 12:00:16,449 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short107 could not be translated [2023-11-26 12:00:16,480 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.11 12:00:16 BoogieIcfgContainer [2023-11-26 12:00:16,480 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-26 12:00:16,480 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-26 12:00:16,481 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-26 12:00:16,481 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-26 12:00:16,481 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:00:05" (3/4) ... [2023-11-26 12:00:16,483 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-26 12:00:16,484 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-26 12:00:16,485 INFO L158 Benchmark]: Toolchain (without parser) took 12983.76ms. Allocated memory was 151.0MB in the beginning and 220.2MB in the end (delta: 69.2MB). Free memory was 121.5MB in the beginning and 108.8MB in the end (delta: 12.7MB). Peak memory consumption was 83.5MB. Max. memory is 16.1GB. [2023-11-26 12:00:16,485 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 117.4MB. Free memory is still 71.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 12:00:16,486 INFO L158 Benchmark]: CACSL2BoogieTranslator took 419.20ms. Allocated memory is still 151.0MB. Free memory was 121.5MB in the beginning and 105.8MB in the end (delta: 15.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-26 12:00:16,486 INFO L158 Benchmark]: Boogie Procedure Inliner took 127.95ms. Allocated memory is still 151.0MB. Free memory was 105.8MB in the beginning and 102.1MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-26 12:00:16,486 INFO L158 Benchmark]: Boogie Preprocessor took 103.22ms. Allocated memory is still 151.0MB. Free memory was 102.1MB in the beginning and 97.4MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-26 12:00:16,487 INFO L158 Benchmark]: RCFGBuilder took 1015.26ms. Allocated memory is still 151.0MB. Free memory was 97.4MB in the beginning and 65.5MB in the end (delta: 31.9MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-11-26 12:00:16,488 INFO L158 Benchmark]: TraceAbstraction took 11303.48ms. Allocated memory was 151.0MB in the beginning and 220.2MB in the end (delta: 69.2MB). Free memory was 64.9MB in the beginning and 109.9MB in the end (delta: -45.0MB). Peak memory consumption was 24.8MB. Max. memory is 16.1GB. [2023-11-26 12:00:16,488 INFO L158 Benchmark]: Witness Printer took 4.14ms. Allocated memory is still 220.2MB. Free memory was 109.9MB in the beginning and 108.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-26 12:00:16,491 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 117.4MB. Free memory is still 71.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 419.20ms. Allocated memory is still 151.0MB. Free memory was 121.5MB in the beginning and 105.8MB in the end (delta: 15.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 127.95ms. Allocated memory is still 151.0MB. Free memory was 105.8MB in the beginning and 102.1MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 103.22ms. Allocated memory is still 151.0MB. Free memory was 102.1MB in the beginning and 97.4MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1015.26ms. Allocated memory is still 151.0MB. Free memory was 97.4MB in the beginning and 65.5MB in the end (delta: 31.9MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * TraceAbstraction took 11303.48ms. Allocated memory was 151.0MB in the beginning and 220.2MB in the end (delta: 69.2MB). Free memory was 64.9MB in the beginning and 109.9MB in the end (delta: -45.0MB). Peak memory consumption was 24.8MB. Max. memory is 16.1GB. * Witness Printer took 4.14ms. Allocated memory is still 220.2MB. Free memory was 109.9MB in the beginning and 108.8MB 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~mem40 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem40 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short42 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem40 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short46 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem40 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short46 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short42 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short50 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short50 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem56 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~mem57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short58 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short62 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~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~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~mem73 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem74 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem76 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem77 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem27 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet28 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem26 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem29 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite32 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem31 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite92 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem90 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite93 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite92 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem90 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem90 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite93 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite92 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short107 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite93 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem90 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short128 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short107 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite92 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem90 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite92 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short131 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short107 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite93 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short128 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short134 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite92 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short128 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short131 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite93 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem90 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short107 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 115. Possible FailurePath: [L37] unsigned char isInitial = 0; [L38-L52] struct WrapperStruct00 WrapperStruct00 = { 5.5, 10.375, 127.5, 256.2, 1, 5, 1, 32, 2, 16, 50, 100000000, 2 }; [L38-L52] struct WrapperStruct00 WrapperStruct00 = { 5.5, 10.375, 127.5, 256.2, 1, 5, 1, 32, 2, 16, 50, 100000000, 2 }; [L38-L52] struct WrapperStruct00 WrapperStruct00 = { 5.5, 10.375, 127.5, 256.2, 1, 5, 1, 32, 2, 16, 50, 100000000, 2 }; [L38-L52] struct WrapperStruct00 WrapperStruct00 = { 5.5, 10.375, 127.5, 256.2, 1, 5, 1, 32, 2, 16, 50, 100000000, 2 }; [L38-L52] struct WrapperStruct00 WrapperStruct00 = { 5.5, 10.375, 127.5, 256.2, 1, 5, 1, 32, 2, 16, 50, 100000000, 2 }; [L38-L52] struct WrapperStruct00 WrapperStruct00 = { 5.5, 10.375, 127.5, 256.2, 1, 5, 1, 32, 2, 16, 50, 100000000, 2 }; [L38-L52] struct WrapperStruct00 WrapperStruct00 = { 5.5, 10.375, 127.5, 256.2, 1, 5, 1, 32, 2, 16, 50, 100000000, 2 }; [L38-L52] struct WrapperStruct00 WrapperStruct00 = { 5.5, 10.375, 127.5, 256.2, 1, 5, 1, 32, 2, 16, 50, 100000000, 2 }; [L38-L52] struct WrapperStruct00 WrapperStruct00 = { 5.5, 10.375, 127.5, 256.2, 1, 5, 1, 32, 2, 16, 50, 100000000, 2 }; [L38-L52] struct WrapperStruct00 WrapperStruct00 = { 5.5, 10.375, 127.5, 256.2, 1, 5, 1, 32, 2, 16, 50, 100000000, 2 }; [L38-L52] struct WrapperStruct00 WrapperStruct00 = { 5.5, 10.375, 127.5, 256.2, 1, 5, 1, 32, 2, 16, 50, 100000000, 2 }; [L38-L52] struct WrapperStruct00 WrapperStruct00 = { 5.5, 10.375, 127.5, 256.2, 1, 5, 1, 32, 2, 16, 50, 100000000, 2 }; [L38-L52] struct WrapperStruct00 WrapperStruct00 = { 5.5, 10.375, 127.5, 256.2, 1, 5, 1, 32, 2, 16, 50, 100000000, 2 }; [L38-L52] struct WrapperStruct00 WrapperStruct00 = { 5.5, 10.375, 127.5, 256.2, 1, 5, 1, 32, 2, 16, 50, 100000000, 2 }; [L53] unsigned long int last_1_WrapperStruct00_var_1_12 = 16; [L119] isInitial = 1 [L120] FCALL initially() [L121] COND TRUE 1 [L122] CALL updateLastVariables() [L112] EXPR WrapperStruct00.var_1_12 [L112] last_1_WrapperStruct00_var_1_12 = WrapperStruct00.var_1_12 [L122] RET updateLastVariables() [L123] 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, last_1_WrapperStruct00_var_1_12=16] [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, last_1_WrapperStruct00_var_1_12=16] [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, last_1_WrapperStruct00_var_1_12=16] [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, last_1_WrapperStruct00_var_1_12=16] [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, last_1_WrapperStruct00_var_1_12=16] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [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, last_1_WrapperStruct00_var_1_12=16] [L90] WrapperStruct00.var_1_3 = __VERIFIER_nondet_float() [L91] EXPR WrapperStruct00.var_1_3 [L91] EXPR WrapperStruct00.var_1_3 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_3 <= -1.0e-20F VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L91] EXPR WrapperStruct00.var_1_3 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_3 <= -1.0e-20F [L91] EXPR WrapperStruct00.var_1_3 [L91] EXPR WrapperStruct00.var_1_3 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_3 <= -1.0e-20F VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L91] EXPR (WrapperStruct00.var_1_3 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_3 <= -1.0e-20F) || (WrapperStruct00.var_1_3 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_3 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L91] EXPR (WrapperStruct00.var_1_3 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_3 <= -1.0e-20F) || (WrapperStruct00.var_1_3 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_3 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L91] CALL assume_abort_if_not((WrapperStruct00.var_1_3 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_3 <= -1.0e-20F) || (WrapperStruct00.var_1_3 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_3 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L91] RET assume_abort_if_not((WrapperStruct00.var_1_3 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_3 <= -1.0e-20F) || (WrapperStruct00.var_1_3 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_3 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L92] WrapperStruct00.var_1_4 = __VERIFIER_nondet_float() [L93] EXPR WrapperStruct00.var_1_4 [L93] EXPR WrapperStruct00.var_1_4 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_4 <= -1.0e-20F VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L93] EXPR WrapperStruct00.var_1_4 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_4 <= -1.0e-20F [L93] EXPR WrapperStruct00.var_1_4 [L93] EXPR WrapperStruct00.var_1_4 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_4 <= -1.0e-20F VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L93] EXPR (WrapperStruct00.var_1_4 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_4 <= -1.0e-20F) || (WrapperStruct00.var_1_4 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_4 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L93] EXPR (WrapperStruct00.var_1_4 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_4 <= -1.0e-20F) || (WrapperStruct00.var_1_4 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_4 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L93] CALL assume_abort_if_not((WrapperStruct00.var_1_4 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_4 <= -1.0e-20F) || (WrapperStruct00.var_1_4 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_4 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L93] RET assume_abort_if_not((WrapperStruct00.var_1_4 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_4 <= -1.0e-20F) || (WrapperStruct00.var_1_4 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_4 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L94] WrapperStruct00.var_1_5 = __VERIFIER_nondet_uchar() [L95] EXPR WrapperStruct00.var_1_5 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L95] CALL assume_abort_if_not(WrapperStruct00.var_1_5 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L95] RET assume_abort_if_not(WrapperStruct00.var_1_5 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L96] EXPR WrapperStruct00.var_1_5 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L96] CALL assume_abort_if_not(WrapperStruct00.var_1_5 <= 1) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L96] RET assume_abort_if_not(WrapperStruct00.var_1_5 <= 1) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L97] WrapperStruct00.var_1_7 = __VERIFIER_nondet_uchar() [L98] EXPR WrapperStruct00.var_1_7 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L98] CALL assume_abort_if_not(WrapperStruct00.var_1_7 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L98] RET assume_abort_if_not(WrapperStruct00.var_1_7 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L99] EXPR WrapperStruct00.var_1_7 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L99] CALL assume_abort_if_not(WrapperStruct00.var_1_7 <= 1) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L99] RET assume_abort_if_not(WrapperStruct00.var_1_7 <= 1) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L100] WrapperStruct00.var_1_10 = __VERIFIER_nondet_long() [L101] EXPR WrapperStruct00.var_1_10 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L101] CALL assume_abort_if_not(WrapperStruct00.var_1_10 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L101] RET assume_abort_if_not(WrapperStruct00.var_1_10 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L102] EXPR WrapperStruct00.var_1_10 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L102] CALL assume_abort_if_not(WrapperStruct00.var_1_10 <= 1073741823) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L102] RET assume_abort_if_not(WrapperStruct00.var_1_10 <= 1073741823) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L103] WrapperStruct00.var_1_11 = __VERIFIER_nondet_long() [L104] EXPR WrapperStruct00.var_1_11 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L104] CALL assume_abort_if_not(WrapperStruct00.var_1_11 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L104] RET assume_abort_if_not(WrapperStruct00.var_1_11 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L105] EXPR WrapperStruct00.var_1_11 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L105] CALL assume_abort_if_not(WrapperStruct00.var_1_11 <= 1073741823) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L105] RET assume_abort_if_not(WrapperStruct00.var_1_11 <= 1073741823) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L106] WrapperStruct00.var_1_13 = __VERIFIER_nondet_uchar() [L107] EXPR WrapperStruct00.var_1_13 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L107] CALL assume_abort_if_not(WrapperStruct00.var_1_13 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L107] RET assume_abort_if_not(WrapperStruct00.var_1_13 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L108] EXPR WrapperStruct00.var_1_13 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L108] CALL assume_abort_if_not(WrapperStruct00.var_1_13 <= 255) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L108] RET assume_abort_if_not(WrapperStruct00.var_1_13 <= 255) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L109] EXPR WrapperStruct00.var_1_13 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L109] CALL assume_abort_if_not(WrapperStruct00.var_1_13 != 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L109] RET assume_abort_if_not(WrapperStruct00.var_1_13 != 0) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L123] RET updateVariables() [L124] CALL step() [L57] EXPR WrapperStruct00.var_1_2 [L57] EXPR WrapperStruct00.var_1_3 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L57] COND FALSE !(WrapperStruct00.var_1_2 <= (- WrapperStruct00.var_1_3)) [L60] WrapperStruct00.var_1_5 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L60] COND FALSE !(WrapperStruct00.var_1_5) [L63] EXPR WrapperStruct00.var_1_4 [L63] WrapperStruct00.var_1_1 = WrapperStruct00.var_1_4 [L66] EXPR WrapperStruct00.var_1_13 [L66] WrapperStruct00.var_1_16 = WrapperStruct00.var_1_13 [L67] EXPR WrapperStruct00.var_1_7 [L67] unsigned char stepLocal_0 = WrapperStruct00.var_1_7; [L68] EXPR WrapperStruct00.var_1_5 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L68] COND FALSE !(WrapperStruct00.var_1_5 || stepLocal_0) [L71] EXPR WrapperStruct00.var_1_10 [L71] EXPR WrapperStruct00.var_1_11 [L71] WrapperStruct00.var_1_6 = ((WrapperStruct00.var_1_10 + WrapperStruct00.var_1_11) - 4) [L73] EXPR WrapperStruct00.var_1_11 [L73] signed long int stepLocal_3 = WrapperStruct00.var_1_11; [L74] EXPR WrapperStruct00.var_1_16 [L74] EXPR WrapperStruct00.var_1_11 [L74] signed long int stepLocal_2 = WrapperStruct00.var_1_16 + WrapperStruct00.var_1_11; [L75] EXPR WrapperStruct00.var_1_11 [L75] EXPR WrapperStruct00.var_1_16 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L75] EXPR WrapperStruct00.var_1_11 << WrapperStruct00.var_1_16 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=16, stepLocal_0=0, stepLocal_2=1, stepLocal_3=0] [L75] signed long int stepLocal_1 = WrapperStruct00.var_1_11 << WrapperStruct00.var_1_16; [L76] EXPR WrapperStruct00.var_1_10 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L76] EXPR ((WrapperStruct00.var_1_10) < 0 ) ? -(WrapperStruct00.var_1_10) : (WrapperStruct00.var_1_10) [L76] EXPR WrapperStruct00.var_1_10 [L76] EXPR ((WrapperStruct00.var_1_10) < 0 ) ? -(WrapperStruct00.var_1_10) : (WrapperStruct00.var_1_10) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=16, stepLocal_0=0, stepLocal_1=0, stepLocal_2=1, stepLocal_3=0] [L76] COND FALSE !(stepLocal_1 != ((((WrapperStruct00.var_1_10) < 0 ) ? -(WrapperStruct00.var_1_10) : (WrapperStruct00.var_1_10)))) [L85] EXPR WrapperStruct00.var_1_16 [L85] WrapperStruct00.var_1_15 = WrapperStruct00.var_1_16 [L124] RET step() [L125] CALL, EXPR property() [L115] EXPR WrapperStruct00.var_1_2 [L115] EXPR WrapperStruct00.var_1_3 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L115] EXPR (WrapperStruct00.var_1_2 <= (- WrapperStruct00.var_1_3)) ? (WrapperStruct00.var_1_1 == ((float) ((((WrapperStruct00.var_1_4) < 0 ) ? -(WrapperStruct00.var_1_4) : (WrapperStruct00.var_1_4))))) : (WrapperStruct00.var_1_5 ? (WrapperStruct00.var_1_1 == ((float) WrapperStruct00.var_1_4)) : (WrapperStruct00.var_1_1 == ((float) WrapperStruct00.var_1_4))) [L115] EXPR WrapperStruct00.var_1_5 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L115] EXPR WrapperStruct00.var_1_5 ? (WrapperStruct00.var_1_1 == ((float) WrapperStruct00.var_1_4)) : (WrapperStruct00.var_1_1 == ((float) WrapperStruct00.var_1_4)) [L115] EXPR WrapperStruct00.var_1_1 [L115] EXPR WrapperStruct00.var_1_4 [L115] EXPR WrapperStruct00.var_1_5 ? (WrapperStruct00.var_1_1 == ((float) WrapperStruct00.var_1_4)) : (WrapperStruct00.var_1_1 == ((float) WrapperStruct00.var_1_4)) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L115] EXPR (WrapperStruct00.var_1_2 <= (- WrapperStruct00.var_1_3)) ? (WrapperStruct00.var_1_1 == ((float) ((((WrapperStruct00.var_1_4) < 0 ) ? -(WrapperStruct00.var_1_4) : (WrapperStruct00.var_1_4))))) : (WrapperStruct00.var_1_5 ? (WrapperStruct00.var_1_1 == ((float) WrapperStruct00.var_1_4)) : (WrapperStruct00.var_1_1 == ((float) WrapperStruct00.var_1_4))) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L115] EXPR ((WrapperStruct00.var_1_2 <= (- WrapperStruct00.var_1_3)) ? (WrapperStruct00.var_1_1 == ((float) ((((WrapperStruct00.var_1_4) < 0 ) ? -(WrapperStruct00.var_1_4) : (WrapperStruct00.var_1_4))))) : (WrapperStruct00.var_1_5 ? (WrapperStruct00.var_1_1 == ((float) WrapperStruct00.var_1_4)) : (WrapperStruct00.var_1_1 == ((float) WrapperStruct00.var_1_4)))) && ((WrapperStruct00.var_1_5 || WrapperStruct00.var_1_7) ? (WrapperStruct00.var_1_6 == ((signed long int) ((((WrapperStruct00.var_1_16) > (WrapperStruct00.var_1_16)) ? (WrapperStruct00.var_1_16) : (WrapperStruct00.var_1_16))))) : (WrapperStruct00.var_1_6 == ((signed long int) ((WrapperStruct00.var_1_10 + WrapperStruct00.var_1_11) - 4)))) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L115] EXPR ((WrapperStruct00.var_1_2 <= (- WrapperStruct00.var_1_3)) ? (WrapperStruct00.var_1_1 == ((float) ((((WrapperStruct00.var_1_4) < 0 ) ? -(WrapperStruct00.var_1_4) : (WrapperStruct00.var_1_4))))) : (WrapperStruct00.var_1_5 ? (WrapperStruct00.var_1_1 == ((float) WrapperStruct00.var_1_4)) : (WrapperStruct00.var_1_1 == ((float) WrapperStruct00.var_1_4)))) && ((WrapperStruct00.var_1_5 || WrapperStruct00.var_1_7) ? (WrapperStruct00.var_1_6 == ((signed long int) ((((WrapperStruct00.var_1_16) > (WrapperStruct00.var_1_16)) ? (WrapperStruct00.var_1_16) : (WrapperStruct00.var_1_16))))) : (WrapperStruct00.var_1_6 == ((signed long int) ((WrapperStruct00.var_1_10 + WrapperStruct00.var_1_11) - 4)))) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L115] EXPR (((WrapperStruct00.var_1_2 <= (- WrapperStruct00.var_1_3)) ? (WrapperStruct00.var_1_1 == ((float) ((((WrapperStruct00.var_1_4) < 0 ) ? -(WrapperStruct00.var_1_4) : (WrapperStruct00.var_1_4))))) : (WrapperStruct00.var_1_5 ? (WrapperStruct00.var_1_1 == ((float) WrapperStruct00.var_1_4)) : (WrapperStruct00.var_1_1 == ((float) WrapperStruct00.var_1_4)))) && ((WrapperStruct00.var_1_5 || WrapperStruct00.var_1_7) ? (WrapperStruct00.var_1_6 == ((signed long int) ((((WrapperStruct00.var_1_16) > (WrapperStruct00.var_1_16)) ? (WrapperStruct00.var_1_16) : (WrapperStruct00.var_1_16))))) : (WrapperStruct00.var_1_6 == ((signed long int) ((WrapperStruct00.var_1_10 + WrapperStruct00.var_1_11) - 4))))) && (((WrapperStruct00.var_1_11 << WrapperStruct00.var_1_16) != ((((WrapperStruct00.var_1_10) < 0 ) ? -(WrapperStruct00.var_1_10) : (WrapperStruct00.var_1_10)))) ? (((WrapperStruct00.var_1_16 % WrapperStruct00.var_1_13) >= WrapperStruct00.var_1_11) ? (((WrapperStruct00.var_1_16 + WrapperStruct00.var_1_11) > (last_1_WrapperStruct00_var_1_12 * WrapperStruct00.var_1_16)) ? (WrapperStruct00.var_1_12 == ((unsigned long int) WrapperStruct00.var_1_13)) : (WrapperStruct00.var_1_12 == ((unsigned long int) WrapperStruct00.var_1_10))) : 1) : 1) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L115] EXPR (((WrapperStruct00.var_1_2 <= (- WrapperStruct00.var_1_3)) ? (WrapperStruct00.var_1_1 == ((float) ((((WrapperStruct00.var_1_4) < 0 ) ? -(WrapperStruct00.var_1_4) : (WrapperStruct00.var_1_4))))) : (WrapperStruct00.var_1_5 ? (WrapperStruct00.var_1_1 == ((float) WrapperStruct00.var_1_4)) : (WrapperStruct00.var_1_1 == ((float) WrapperStruct00.var_1_4)))) && ((WrapperStruct00.var_1_5 || WrapperStruct00.var_1_7) ? (WrapperStruct00.var_1_6 == ((signed long int) ((((WrapperStruct00.var_1_16) > (WrapperStruct00.var_1_16)) ? (WrapperStruct00.var_1_16) : (WrapperStruct00.var_1_16))))) : (WrapperStruct00.var_1_6 == ((signed long int) ((WrapperStruct00.var_1_10 + WrapperStruct00.var_1_11) - 4))))) && (((WrapperStruct00.var_1_11 << WrapperStruct00.var_1_16) != ((((WrapperStruct00.var_1_10) < 0 ) ? -(WrapperStruct00.var_1_10) : (WrapperStruct00.var_1_10)))) ? (((WrapperStruct00.var_1_16 % WrapperStruct00.var_1_13) >= WrapperStruct00.var_1_11) ? (((WrapperStruct00.var_1_16 + WrapperStruct00.var_1_11) > (last_1_WrapperStruct00_var_1_12 * WrapperStruct00.var_1_16)) ? (WrapperStruct00.var_1_12 == ((unsigned long int) WrapperStruct00.var_1_13)) : (WrapperStruct00.var_1_12 == ((unsigned long int) WrapperStruct00.var_1_10))) : 1) : 1) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L115] EXPR ((((WrapperStruct00.var_1_2 <= (- WrapperStruct00.var_1_3)) ? (WrapperStruct00.var_1_1 == ((float) ((((WrapperStruct00.var_1_4) < 0 ) ? -(WrapperStruct00.var_1_4) : (WrapperStruct00.var_1_4))))) : (WrapperStruct00.var_1_5 ? (WrapperStruct00.var_1_1 == ((float) WrapperStruct00.var_1_4)) : (WrapperStruct00.var_1_1 == ((float) WrapperStruct00.var_1_4)))) && ((WrapperStruct00.var_1_5 || WrapperStruct00.var_1_7) ? (WrapperStruct00.var_1_6 == ((signed long int) ((((WrapperStruct00.var_1_16) > (WrapperStruct00.var_1_16)) ? (WrapperStruct00.var_1_16) : (WrapperStruct00.var_1_16))))) : (WrapperStruct00.var_1_6 == ((signed long int) ((WrapperStruct00.var_1_10 + WrapperStruct00.var_1_11) - 4))))) && (((WrapperStruct00.var_1_11 << WrapperStruct00.var_1_16) != ((((WrapperStruct00.var_1_10) < 0 ) ? -(WrapperStruct00.var_1_10) : (WrapperStruct00.var_1_10)))) ? (((WrapperStruct00.var_1_16 % WrapperStruct00.var_1_13) >= WrapperStruct00.var_1_11) ? (((WrapperStruct00.var_1_16 + WrapperStruct00.var_1_11) > (last_1_WrapperStruct00_var_1_12 * WrapperStruct00.var_1_16)) ? (WrapperStruct00.var_1_12 == ((unsigned long int) WrapperStruct00.var_1_13)) : (WrapperStruct00.var_1_12 == ((unsigned long int) WrapperStruct00.var_1_10))) : 1) : 1)) && (WrapperStruct00.var_1_15 == ((signed long int) WrapperStruct00.var_1_16)) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L115] EXPR ((((WrapperStruct00.var_1_2 <= (- WrapperStruct00.var_1_3)) ? (WrapperStruct00.var_1_1 == ((float) ((((WrapperStruct00.var_1_4) < 0 ) ? -(WrapperStruct00.var_1_4) : (WrapperStruct00.var_1_4))))) : (WrapperStruct00.var_1_5 ? (WrapperStruct00.var_1_1 == ((float) WrapperStruct00.var_1_4)) : (WrapperStruct00.var_1_1 == ((float) WrapperStruct00.var_1_4)))) && ((WrapperStruct00.var_1_5 || WrapperStruct00.var_1_7) ? (WrapperStruct00.var_1_6 == ((signed long int) ((((WrapperStruct00.var_1_16) > (WrapperStruct00.var_1_16)) ? (WrapperStruct00.var_1_16) : (WrapperStruct00.var_1_16))))) : (WrapperStruct00.var_1_6 == ((signed long int) ((WrapperStruct00.var_1_10 + WrapperStruct00.var_1_11) - 4))))) && (((WrapperStruct00.var_1_11 << WrapperStruct00.var_1_16) != ((((WrapperStruct00.var_1_10) < 0 ) ? -(WrapperStruct00.var_1_10) : (WrapperStruct00.var_1_10)))) ? (((WrapperStruct00.var_1_16 % WrapperStruct00.var_1_13) >= WrapperStruct00.var_1_11) ? (((WrapperStruct00.var_1_16 + WrapperStruct00.var_1_11) > (last_1_WrapperStruct00_var_1_12 * WrapperStruct00.var_1_16)) ? (WrapperStruct00.var_1_12 == ((unsigned long int) WrapperStruct00.var_1_13)) : (WrapperStruct00.var_1_12 == ((unsigned long int) WrapperStruct00.var_1_10))) : 1) : 1)) && (WrapperStruct00.var_1_15 == ((signed long int) WrapperStruct00.var_1_16)) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L115] EXPR (((((WrapperStruct00.var_1_2 <= (- WrapperStruct00.var_1_3)) ? (WrapperStruct00.var_1_1 == ((float) ((((WrapperStruct00.var_1_4) < 0 ) ? -(WrapperStruct00.var_1_4) : (WrapperStruct00.var_1_4))))) : (WrapperStruct00.var_1_5 ? (WrapperStruct00.var_1_1 == ((float) WrapperStruct00.var_1_4)) : (WrapperStruct00.var_1_1 == ((float) WrapperStruct00.var_1_4)))) && ((WrapperStruct00.var_1_5 || WrapperStruct00.var_1_7) ? (WrapperStruct00.var_1_6 == ((signed long int) ((((WrapperStruct00.var_1_16) > (WrapperStruct00.var_1_16)) ? (WrapperStruct00.var_1_16) : (WrapperStruct00.var_1_16))))) : (WrapperStruct00.var_1_6 == ((signed long int) ((WrapperStruct00.var_1_10 + WrapperStruct00.var_1_11) - 4))))) && (((WrapperStruct00.var_1_11 << WrapperStruct00.var_1_16) != ((((WrapperStruct00.var_1_10) < 0 ) ? -(WrapperStruct00.var_1_10) : (WrapperStruct00.var_1_10)))) ? (((WrapperStruct00.var_1_16 % WrapperStruct00.var_1_13) >= WrapperStruct00.var_1_11) ? (((WrapperStruct00.var_1_16 + WrapperStruct00.var_1_11) > (last_1_WrapperStruct00_var_1_12 * WrapperStruct00.var_1_16)) ? (WrapperStruct00.var_1_12 == ((unsigned long int) WrapperStruct00.var_1_13)) : (WrapperStruct00.var_1_12 == ((unsigned long int) WrapperStruct00.var_1_10))) : 1) : 1)) && (WrapperStruct00.var_1_15 == ((signed long int) WrapperStruct00.var_1_16))) && (WrapperStruct00.var_1_16 == ((signed short int) WrapperStruct00.var_1_13)) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L115] EXPR (((((WrapperStruct00.var_1_2 <= (- WrapperStruct00.var_1_3)) ? (WrapperStruct00.var_1_1 == ((float) ((((WrapperStruct00.var_1_4) < 0 ) ? -(WrapperStruct00.var_1_4) : (WrapperStruct00.var_1_4))))) : (WrapperStruct00.var_1_5 ? (WrapperStruct00.var_1_1 == ((float) WrapperStruct00.var_1_4)) : (WrapperStruct00.var_1_1 == ((float) WrapperStruct00.var_1_4)))) && ((WrapperStruct00.var_1_5 || WrapperStruct00.var_1_7) ? (WrapperStruct00.var_1_6 == ((signed long int) ((((WrapperStruct00.var_1_16) > (WrapperStruct00.var_1_16)) ? (WrapperStruct00.var_1_16) : (WrapperStruct00.var_1_16))))) : (WrapperStruct00.var_1_6 == ((signed long int) ((WrapperStruct00.var_1_10 + WrapperStruct00.var_1_11) - 4))))) && (((WrapperStruct00.var_1_11 << WrapperStruct00.var_1_16) != ((((WrapperStruct00.var_1_10) < 0 ) ? -(WrapperStruct00.var_1_10) : (WrapperStruct00.var_1_10)))) ? (((WrapperStruct00.var_1_16 % WrapperStruct00.var_1_13) >= WrapperStruct00.var_1_11) ? (((WrapperStruct00.var_1_16 + WrapperStruct00.var_1_11) > (last_1_WrapperStruct00_var_1_12 * WrapperStruct00.var_1_16)) ? (WrapperStruct00.var_1_12 == ((unsigned long int) WrapperStruct00.var_1_13)) : (WrapperStruct00.var_1_12 == ((unsigned long int) WrapperStruct00.var_1_10))) : 1) : 1)) && (WrapperStruct00.var_1_15 == ((signed long int) WrapperStruct00.var_1_16))) && (WrapperStruct00.var_1_16 == ((signed short int) WrapperStruct00.var_1_13)) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L115-L116] return (((((WrapperStruct00.var_1_2 <= (- WrapperStruct00.var_1_3)) ? (WrapperStruct00.var_1_1 == ((float) ((((WrapperStruct00.var_1_4) < 0 ) ? -(WrapperStruct00.var_1_4) : (WrapperStruct00.var_1_4))))) : (WrapperStruct00.var_1_5 ? (WrapperStruct00.var_1_1 == ((float) WrapperStruct00.var_1_4)) : (WrapperStruct00.var_1_1 == ((float) WrapperStruct00.var_1_4)))) && ((WrapperStruct00.var_1_5 || WrapperStruct00.var_1_7) ? (WrapperStruct00.var_1_6 == ((signed long int) ((((WrapperStruct00.var_1_16) > (WrapperStruct00.var_1_16)) ? (WrapperStruct00.var_1_16) : (WrapperStruct00.var_1_16))))) : (WrapperStruct00.var_1_6 == ((signed long int) ((WrapperStruct00.var_1_10 + WrapperStruct00.var_1_11) - 4))))) && (((WrapperStruct00.var_1_11 << WrapperStruct00.var_1_16) != ((((WrapperStruct00.var_1_10) < 0 ) ? -(WrapperStruct00.var_1_10) : (WrapperStruct00.var_1_10)))) ? (((WrapperStruct00.var_1_16 % WrapperStruct00.var_1_13) >= WrapperStruct00.var_1_11) ? (((WrapperStruct00.var_1_16 + WrapperStruct00.var_1_11) > (last_1_WrapperStruct00_var_1_12 * WrapperStruct00.var_1_16)) ? (WrapperStruct00.var_1_12 == ((unsigned long int) WrapperStruct00.var_1_13)) : (WrapperStruct00.var_1_12 == ((unsigned long int) WrapperStruct00.var_1_10))) : 1) : 1)) && (WrapperStruct00.var_1_15 == ((signed long int) WrapperStruct00.var_1_16))) && (WrapperStruct00.var_1_16 == ((signed short int) WrapperStruct00.var_1_13)) ; [L125] RET, EXPR property() [L125] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [WrapperStruct00={4:0}, \old(cond)=0, cond=0, isInitial=1, last_1_WrapperStruct00_var_1_12=16] [L19] reach_error() VAL [WrapperStruct00={4:0}, \old(cond)=0, cond=0, isInitial=1, last_1_WrapperStruct00_var_1_12=16] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 99 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 11.1s, OverallIterations: 7, TraceHistogramMax: 14, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 3.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 823 SdHoareTripleChecker+Valid, 2.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 791 mSDsluCounter, 2502 SdHoareTripleChecker+Invalid, 2.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1727 mSDsCounter, 71 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1826 IncrementalHoareTripleChecker+Invalid, 1897 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 71 mSolverCounterUnsat, 775 mSDtfsCounter, 1826 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 365 GetRequests, 323 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=383occurred in iteration=6, InterpolantAutomatonStates: 48, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 6 MinimizatonAttempts, 168 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 5.3s InterpolantComputationTime, 952 NumberOfCodeBlocks, 952 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 826 ConstructedInterpolants, 0 QuantifiedInterpolants, 1620 SizeOfPredicates, 10 NumberOfNonLiveVariables, 407 ConjunctsInSsa, 25 ConjunctsInUnsatCore, 7 InterpolantComputations, 6 PerfectInterpolantSequences, 2530/2548 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 [2023-11-26 12:00:16,548 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb20d43-4781-4a4f-9600-013228e8fc51/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb20d43-4781-4a4f-9600-013228e8fc51/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb20d43-4781-4a4f-9600-013228e8fc51/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb20d43-4781-4a4f-9600-013228e8fc51/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb20d43-4781-4a4f-9600-013228e8fc51/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb20d43-4781-4a4f-9600-013228e8fc51/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb20d43-4781-4a4f-9600-013228e8fc51/bin/uautomizer-verify-VRDe98Ueme --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 318749465d360586bbf5c93b0a7c91860553b05314b1354647f65a52d19907b5 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 12:00:19,352 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 12:00:19,497 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb20d43-4781-4a4f-9600-013228e8fc51/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-26 12:00:19,506 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 12:00:19,507 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 12:00:19,551 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 12:00:19,552 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 12:00:19,553 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 12:00:19,554 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 12:00:19,559 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 12:00:19,560 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 12:00:19,560 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 12:00:19,561 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 12:00:19,563 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 12:00:19,563 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 12:00:19,564 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 12:00:19,565 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-26 12:00:19,565 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-26 12:00:19,565 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-26 12:00:19,566 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 12:00:19,566 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-26 12:00:19,567 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 12:00:19,567 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-26 12:00:19,568 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-26 12:00:19,568 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-26 12:00:19,568 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-26 12:00:19,569 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-26 12:00:19,569 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 12:00:19,570 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 12:00:19,570 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 12:00:19,572 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 12:00:19,572 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-26 12:00:19,572 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 12:00:19,572 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 12:00:19,573 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 12:00:19,573 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 12:00:19,574 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-26 12:00:19,574 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-26 12:00:19,575 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-26 12:00:19,575 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 12:00:19,575 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 12:00:19,575 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-26 12:00:19,576 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 12:00:19,576 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 12:00:19,576 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-26 12:00:19,577 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_8fb20d43-4781-4a4f-9600-013228e8fc51/bin/uautomizer-verify-VRDe98Ueme/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb20d43-4781-4a4f-9600-013228e8fc51/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 318749465d360586bbf5c93b0a7c91860553b05314b1354647f65a52d19907b5 [2023-11-26 12:00:19,978 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 12:00:20,015 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 12:00:20,018 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 12:00:20,019 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 12:00:20,020 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 12:00:20,022 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb20d43-4781-4a4f-9600-013228e8fc51/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-1.i [2023-11-26 12:00:23,448 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 12:00:23,740 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 12:00:23,741 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb20d43-4781-4a4f-9600-013228e8fc51/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-1.i [2023-11-26 12:00:23,753 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb20d43-4781-4a4f-9600-013228e8fc51/bin/uautomizer-verify-VRDe98Ueme/data/08dcbf283/c834ee87a10c49689c4b9fc5a04a505e/FLAGd88bd8ebf [2023-11-26 12:00:24,028 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb20d43-4781-4a4f-9600-013228e8fc51/bin/uautomizer-verify-VRDe98Ueme/data/08dcbf283/c834ee87a10c49689c4b9fc5a04a505e [2023-11-26 12:00:24,034 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 12:00:24,035 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 12:00:24,039 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 12:00:24,039 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 12:00:24,044 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 12:00:24,045 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:00:24" (1/1) ... [2023-11-26 12:00:24,046 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43496716 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:24, skipping insertion in model container [2023-11-26 12:00:24,046 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:00:24" (1/1) ... [2023-11-26 12:00:24,085 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 12:00:24,282 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_8fb20d43-4781-4a4f-9600-013228e8fc51/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-1.i[915,928] [2023-11-26 12:00:24,336 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 12:00:24,353 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 12:00:24,367 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_8fb20d43-4781-4a4f-9600-013228e8fc51/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-1.i[915,928] [2023-11-26 12:00:24,413 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 12:00:24,440 INFO L206 MainTranslator]: Completed translation [2023-11-26 12:00:24,441 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:24 WrapperNode [2023-11-26 12:00:24,441 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 12:00:24,442 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 12:00:24,442 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 12:00:24,442 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 12:00:24,450 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:24" (1/1) ... [2023-11-26 12:00:24,470 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:24" (1/1) ... [2023-11-26 12:00:24,542 INFO L138 Inliner]: procedures = 36, calls = 153, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 413 [2023-11-26 12:00:24,542 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 12:00:24,543 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 12:00:24,543 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 12:00:24,543 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 12:00:24,595 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:24" (1/1) ... [2023-11-26 12:00:24,595 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:24" (1/1) ... [2023-11-26 12:00:24,605 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:24" (1/1) ... [2023-11-26 12:00:24,649 INFO L175 MemorySlicer]: Split 127 memory accesses to 2 slices as follows [2, 125]. 98 percent of accesses are in the largest equivalence class. The 15 initializations are split as follows [2, 13]. The 17 writes are split as follows [0, 17]. [2023-11-26 12:00:24,650 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:24" (1/1) ... [2023-11-26 12:00:24,650 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:24" (1/1) ... [2023-11-26 12:00:24,689 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:24" (1/1) ... [2023-11-26 12:00:24,700 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:24" (1/1) ... [2023-11-26 12:00:24,705 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:24" (1/1) ... [2023-11-26 12:00:24,710 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:24" (1/1) ... [2023-11-26 12:00:24,717 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 12:00:24,718 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 12:00:24,718 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 12:00:24,719 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 12:00:24,720 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:24" (1/1) ... [2023-11-26 12:00:24,726 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 12:00:24,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb20d43-4781-4a4f-9600-013228e8fc51/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:00:24,772 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb20d43-4781-4a4f-9600-013228e8fc51/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-26 12:00:24,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb20d43-4781-4a4f-9600-013228e8fc51/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-26 12:00:24,817 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 12:00:24,818 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2023-11-26 12:00:24,818 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2023-11-26 12:00:24,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#0 [2023-11-26 12:00:24,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#1 [2023-11-26 12:00:24,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-26 12:00:24,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2023-11-26 12:00:24,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2023-11-26 12:00:24,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2023-11-26 12:00:24,822 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#0 [2023-11-26 12:00:24,822 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#1 [2023-11-26 12:00:24,823 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2023-11-26 12:00:24,823 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2023-11-26 12:00:24,823 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#0 [2023-11-26 12:00:24,824 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#1 [2023-11-26 12:00:24,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#0 [2023-11-26 12:00:24,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#1 [2023-11-26 12:00:24,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#0 [2023-11-26 12:00:24,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#1 [2023-11-26 12:00:24,826 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-26 12:00:24,826 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-26 12:00:24,826 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 12:00:24,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 12:00:24,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2023-11-26 12:00:24,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2023-11-26 12:00:24,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#0 [2023-11-26 12:00:24,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#1 [2023-11-26 12:00:24,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2023-11-26 12:00:24,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2023-11-26 12:00:25,010 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 12:00:25,013 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 12:00:26,028 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 12:00:26,109 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 12:00:26,109 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-26 12:00:26,110 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:00:26 BoogieIcfgContainer [2023-11-26 12:00:26,110 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 12:00:26,113 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-26 12:00:26,113 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-26 12:00:26,117 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-26 12:00:26,117 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 12:00:24" (1/3) ... [2023-11-26 12:00:26,118 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28ed1ad4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 12:00:26, skipping insertion in model container [2023-11-26 12:00:26,118 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:24" (2/3) ... [2023-11-26 12:00:26,121 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28ed1ad4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 12:00:26, skipping insertion in model container [2023-11-26 12:00:26,121 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:00:26" (3/3) ... [2023-11-26 12:00:26,122 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-s_file-1.i [2023-11-26 12:00:26,146 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-26 12:00:26,146 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-26 12:00:26,217 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-26 12:00:26,225 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;@23a0a194, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-26 12:00:26,226 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-26 12:00:26,231 INFO L276 IsEmpty]: Start isEmpty. Operand has 95 states, 78 states have (on average 1.4743589743589745) internal successors, (115), 79 states have internal predecessors, (115), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2023-11-26 12:00:26,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-11-26 12:00:26,247 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 12:00:26,248 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:00:26,248 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 12:00:26,254 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:00:26,254 INFO L85 PathProgramCache]: Analyzing trace with hash -885130331, now seen corresponding path program 1 times [2023-11-26 12:00:26,279 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 12:00:26,279 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [423349012] [2023-11-26 12:00:26,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:00:26,280 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 [2023-11-26 12:00:26,280 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb20d43-4781-4a4f-9600-013228e8fc51/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 12:00:26,281 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb20d43-4781-4a4f-9600-013228e8fc51/bin/uautomizer-verify-VRDe98Ueme/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) [2023-11-26 12:00:26,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb20d43-4781-4a4f-9600-013228e8fc51/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 12:00:26,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:26,698 INFO L262 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-26 12:00:26,709 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 12:00:26,754 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 194 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2023-11-26 12:00:26,754 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 12:00:26,755 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 12:00:26,755 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [423349012] [2023-11-26 12:00:26,756 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [423349012] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 12:00:26,756 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 12:00:26,757 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 12:00:26,759 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1022669735] [2023-11-26 12:00:26,760 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 12:00:26,765 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-26 12:00:26,765 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 12:00:26,797 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-26 12:00:26,798 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-26 12:00:26,801 INFO L87 Difference]: Start difference. First operand has 95 states, 78 states have (on average 1.4743589743589745) internal successors, (115), 79 states have internal predecessors, (115), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) Second operand has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2023-11-26 12:00:26,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 12:00:26,863 INFO L93 Difference]: Finished difference Result 187 states and 298 transitions. [2023-11-26 12:00:26,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-26 12:00:26,866 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 117 [2023-11-26 12:00:26,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 12:00:26,875 INFO L225 Difference]: With dead ends: 187 [2023-11-26 12:00:26,875 INFO L226 Difference]: Without dead ends: 93 [2023-11-26 12:00:26,879 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 116 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-26 12:00:26,883 INFO L413 NwaCegarLoop]: 133 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 133 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-26 12:00:26,884 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 133 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-26 12:00:26,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2023-11-26 12:00:26,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 93. [2023-11-26 12:00:26,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 77 states have (on average 1.4285714285714286) internal successors, (110), 77 states have internal predecessors, (110), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2023-11-26 12:00:26,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 138 transitions. [2023-11-26 12:00:26,935 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 138 transitions. Word has length 117 [2023-11-26 12:00:26,935 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 12:00:26,936 INFO L495 AbstractCegarLoop]: Abstraction has 93 states and 138 transitions. [2023-11-26 12:00:26,936 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2023-11-26 12:00:26,936 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 138 transitions. [2023-11-26 12:00:26,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-11-26 12:00:26,939 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 12:00:26,940 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:00:26,948 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb20d43-4781-4a4f-9600-013228e8fc51/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 12:00:27,148 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb20d43-4781-4a4f-9600-013228e8fc51/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 12:00:27,149 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 12:00:27,150 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:00:27,150 INFO L85 PathProgramCache]: Analyzing trace with hash 474815437, now seen corresponding path program 1 times [2023-11-26 12:00:27,151 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 12:00:27,151 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2072445096] [2023-11-26 12:00:27,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:00:27,151 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 [2023-11-26 12:00:27,152 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb20d43-4781-4a4f-9600-013228e8fc51/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 12:00:27,187 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb20d43-4781-4a4f-9600-013228e8fc51/bin/uautomizer-verify-VRDe98Ueme/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) [2023-11-26 12:00:27,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb20d43-4781-4a4f-9600-013228e8fc51/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 12:00:27,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:27,525 INFO L262 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-26 12:00:27,551 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 12:00:27,645 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-26 12:00:27,646 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 12:00:27,646 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 12:00:27,646 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2072445096] [2023-11-26 12:00:27,647 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2072445096] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 12:00:27,647 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 12:00:27,647 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-26 12:00:27,648 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1907209573] [2023-11-26 12:00:27,648 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 12:00:27,650 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-26 12:00:27,650 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 12:00:27,653 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-26 12:00:27,653 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-26 12:00:27,654 INFO L87 Difference]: Start difference. First operand 93 states and 138 transitions. Second operand has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-26 12:00:27,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 12:00:27,830 INFO L93 Difference]: Finished difference Result 200 states and 296 transitions. [2023-11-26 12:00:27,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-26 12:00:27,831 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 117 [2023-11-26 12:00:27,832 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 12:00:27,834 INFO L225 Difference]: With dead ends: 200 [2023-11-26 12:00:27,835 INFO L226 Difference]: Without dead ends: 108 [2023-11-26 12:00:27,836 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 113 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-26 12:00:27,838 INFO L413 NwaCegarLoop]: 128 mSDtfsCounter, 28 mSDsluCounter, 382 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 510 SdHoareTripleChecker+Invalid, 45 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-26 12:00:27,838 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [28 Valid, 510 Invalid, 45 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 42 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-26 12:00:27,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2023-11-26 12:00:27,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 97. [2023-11-26 12:00:27,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 81 states have (on average 1.4074074074074074) internal successors, (114), 81 states have internal predecessors, (114), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2023-11-26 12:00:27,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 142 transitions. [2023-11-26 12:00:27,861 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 142 transitions. Word has length 117 [2023-11-26 12:00:27,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 12:00:27,863 INFO L495 AbstractCegarLoop]: Abstraction has 97 states and 142 transitions. [2023-11-26 12:00:27,863 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-26 12:00:27,864 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 142 transitions. [2023-11-26 12:00:27,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-11-26 12:00:27,866 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 12:00:27,867 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:00:27,875 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb20d43-4781-4a4f-9600-013228e8fc51/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-26 12:00:28,067 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb20d43-4781-4a4f-9600-013228e8fc51/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 12:00:28,068 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 12:00:28,068 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:00:28,068 INFO L85 PathProgramCache]: Analyzing trace with hash 532073739, now seen corresponding path program 1 times [2023-11-26 12:00:28,069 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 12:00:28,070 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1464887352] [2023-11-26 12:00:28,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:00:28,070 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 [2023-11-26 12:00:28,070 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb20d43-4781-4a4f-9600-013228e8fc51/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 12:00:28,071 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb20d43-4781-4a4f-9600-013228e8fc51/bin/uautomizer-verify-VRDe98Ueme/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) [2023-11-26 12:00:28,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb20d43-4781-4a4f-9600-013228e8fc51/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 12:00:28,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:28,369 INFO L262 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-26 12:00:28,375 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 12:00:28,416 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-26 12:00:28,416 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 12:00:28,417 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 12:00:28,417 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1464887352] [2023-11-26 12:00:28,417 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1464887352] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 12:00:28,417 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 12:00:28,417 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-26 12:00:28,418 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1603094279] [2023-11-26 12:00:28,418 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 12:00:28,419 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-26 12:00:28,419 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 12:00:28,420 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-26 12:00:28,420 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-26 12:00:28,420 INFO L87 Difference]: Start difference. First operand 97 states and 142 transitions. Second operand has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 6 states have internal predecessors, (50), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-26 12:00:28,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 12:00:28,608 INFO L93 Difference]: Finished difference Result 205 states and 298 transitions. [2023-11-26 12:00:28,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-11-26 12:00:28,610 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 6 states have internal predecessors, (50), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 117 [2023-11-26 12:00:28,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 12:00:28,612 INFO L225 Difference]: With dead ends: 205 [2023-11-26 12:00:28,612 INFO L226 Difference]: Without dead ends: 109 [2023-11-26 12:00:28,613 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2023-11-26 12:00:28,615 INFO L413 NwaCegarLoop]: 127 mSDtfsCounter, 22 mSDsluCounter, 505 mSDsCounter, 0 mSdLazyCounter, 56 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 632 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 56 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-26 12:00:28,616 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [22 Valid, 632 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 56 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-26 12:00:28,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2023-11-26 12:00:28,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 99. [2023-11-26 12:00:28,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 83 states have (on average 1.3975903614457832) internal successors, (116), 83 states have internal predecessors, (116), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2023-11-26 12:00:28,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 144 transitions. [2023-11-26 12:00:28,628 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 144 transitions. Word has length 117 [2023-11-26 12:00:28,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 12:00:28,629 INFO L495 AbstractCegarLoop]: Abstraction has 99 states and 144 transitions. [2023-11-26 12:00:28,629 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 6 states have internal predecessors, (50), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-26 12:00:28,629 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 144 transitions. [2023-11-26 12:00:28,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-11-26 12:00:28,632 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 12:00:28,632 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:00:28,647 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb20d43-4781-4a4f-9600-013228e8fc51/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-26 12:00:28,843 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb20d43-4781-4a4f-9600-013228e8fc51/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 12:00:28,843 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 12:00:28,844 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:00:28,844 INFO L85 PathProgramCache]: Analyzing trace with hash 532133321, now seen corresponding path program 1 times [2023-11-26 12:00:28,845 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 12:00:28,845 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1884946643] [2023-11-26 12:00:28,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:00:28,846 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 [2023-11-26 12:00:28,846 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb20d43-4781-4a4f-9600-013228e8fc51/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 12:00:28,852 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb20d43-4781-4a4f-9600-013228e8fc51/bin/uautomizer-verify-VRDe98Ueme/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) [2023-11-26 12:00:28,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb20d43-4781-4a4f-9600-013228e8fc51/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 12:00:29,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:29,205 INFO L262 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-26 12:00:29,213 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 12:00:29,251 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 8 treesize of output 1 [2023-11-26 12:00:29,332 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 26 treesize of output 25 [2023-11-26 12:00:29,524 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-26 12:00:29,528 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 41 treesize of output 28 [2023-11-26 12:00:29,719 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-26 12:00:29,719 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 41 treesize of output 28 [2023-11-26 12:00:29,889 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-26 12:00:29,890 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 36 treesize of output 38 [2023-11-26 12:00:30,446 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-26 12:00:30,446 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 58 treesize of output 46 [2023-11-26 12:00:30,580 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-26 12:00:30,580 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 53 treesize of output 23 [2023-11-26 12:00:30,646 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 237 proven. 27 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-11-26 12:00:30,647 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-26 12:00:30,897 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-26 12:00:30,897 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 12:00:30,898 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1884946643] [2023-11-26 12:00:30,898 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1884946643] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-26 12:00:30,898 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-26 12:00:30,898 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [11] total 14 [2023-11-26 12:00:30,899 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1034147040] [2023-11-26 12:00:30,899 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 12:00:30,899 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-26 12:00:30,900 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 12:00:30,900 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-26 12:00:30,901 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=143, Unknown=0, NotChecked=0, Total=182 [2023-11-26 12:00:30,901 INFO L87 Difference]: Start difference. First operand 99 states and 144 transitions. Second operand has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-26 12:00:32,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 12:00:32,097 INFO L93 Difference]: Finished difference Result 269 states and 390 transitions. [2023-11-26 12:00:32,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-26 12:00:32,099 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 117 [2023-11-26 12:00:32,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 12:00:32,102 INFO L225 Difference]: With dead ends: 269 [2023-11-26 12:00:32,102 INFO L226 Difference]: Without dead ends: 171 [2023-11-26 12:00:32,103 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 233 GetRequests, 220 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=44, Invalid=166, Unknown=0, NotChecked=0, Total=210 [2023-11-26 12:00:32,105 INFO L413 NwaCegarLoop]: 138 mSDtfsCounter, 87 mSDsluCounter, 277 mSDsCounter, 0 mSdLazyCounter, 240 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 87 SdHoareTripleChecker+Valid, 415 SdHoareTripleChecker+Invalid, 249 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 240 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2023-11-26 12:00:32,105 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [87 Valid, 415 Invalid, 249 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 240 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2023-11-26 12:00:32,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171 states. [2023-11-26 12:00:32,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171 to 168. [2023-11-26 12:00:32,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 168 states, 148 states have (on average 1.4189189189189189) internal successors, (210), 149 states have internal predecessors, (210), 17 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 16 states have call predecessors, (17), 17 states have call successors, (17) [2023-11-26 12:00:32,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 168 states and 244 transitions. [2023-11-26 12:00:32,125 INFO L78 Accepts]: Start accepts. Automaton has 168 states and 244 transitions. Word has length 117 [2023-11-26 12:00:32,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 12:00:32,126 INFO L495 AbstractCegarLoop]: Abstraction has 168 states and 244 transitions. [2023-11-26 12:00:32,127 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-26 12:00:32,127 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 244 transitions. [2023-11-26 12:00:32,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-11-26 12:00:32,131 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 12:00:32,131 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:00:32,147 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb20d43-4781-4a4f-9600-013228e8fc51/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 12:00:32,348 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb20d43-4781-4a4f-9600-013228e8fc51/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 12:00:32,348 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 12:00:32,348 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:00:32,349 INFO L85 PathProgramCache]: Analyzing trace with hash 954835147, now seen corresponding path program 1 times [2023-11-26 12:00:32,350 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 12:00:32,350 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [963456706] [2023-11-26 12:00:32,350 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:00:32,350 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 [2023-11-26 12:00:32,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb20d43-4781-4a4f-9600-013228e8fc51/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 12:00:32,355 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb20d43-4781-4a4f-9600-013228e8fc51/bin/uautomizer-verify-VRDe98Ueme/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) [2023-11-26 12:00:32,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb20d43-4781-4a4f-9600-013228e8fc51/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 12:00:32,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:32,733 INFO L262 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-26 12:00:32,748 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 12:00:32,768 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 8 treesize of output 1 [2023-11-26 12:00:32,874 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 29 treesize of output 13 [2023-11-26 12:00:32,928 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 24 treesize of output 23 [2023-11-26 12:00:33,238 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-26 12:00:33,238 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 26 [2023-11-26 12:00:33,261 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-26 12:00:33,262 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 42 treesize of output 38 [2023-11-26 12:00:33,364 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-26 12:00:33,365 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 61 treesize of output 64 [2023-11-26 12:00:33,514 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-26 12:00:33,514 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 67 treesize of output 25 [2023-11-26 12:00:33,545 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 231 proven. 18 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2023-11-26 12:00:33,545 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-26 12:00:33,870 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 21 proven. 18 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2023-11-26 12:00:33,871 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 12:00:33,871 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [963456706] [2023-11-26 12:00:33,871 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [963456706] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-26 12:00:33,871 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-26 12:00:33,872 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 7] total 13 [2023-11-26 12:00:33,872 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1875111287] [2023-11-26 12:00:33,872 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-26 12:00:33,873 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-11-26 12:00:33,873 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 12:00:33,874 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-11-26 12:00:33,875 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2023-11-26 12:00:33,875 INFO L87 Difference]: Start difference. First operand 168 states and 244 transitions. Second operand has 13 states, 11 states have (on average 6.545454545454546) internal successors, (72), 13 states have internal predecessors, (72), 5 states have call successors, (21), 3 states have call predecessors, (21), 5 states have return successors, (21), 3 states have call predecessors, (21), 5 states have call successors, (21) [2023-11-26 12:00:39,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 12:00:39,624 INFO L93 Difference]: Finished difference Result 463 states and 660 transitions. [2023-11-26 12:00:39,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-11-26 12:00:39,625 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 11 states have (on average 6.545454545454546) internal successors, (72), 13 states have internal predecessors, (72), 5 states have call successors, (21), 3 states have call predecessors, (21), 5 states have return successors, (21), 3 states have call predecessors, (21), 5 states have call successors, (21) Word has length 117 [2023-11-26 12:00:39,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 12:00:39,629 INFO L225 Difference]: With dead ends: 463 [2023-11-26 12:00:39,630 INFO L226 Difference]: Without dead ends: 296 [2023-11-26 12:00:39,631 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 247 GetRequests, 220 SyntacticMatches, 1 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 132 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=213, Invalid=543, Unknown=0, NotChecked=0, Total=756 [2023-11-26 12:00:39,632 INFO L413 NwaCegarLoop]: 79 mSDtfsCounter, 453 mSDsluCounter, 325 mSDsCounter, 0 mSdLazyCounter, 782 mSolverCounterSat, 65 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 475 SdHoareTripleChecker+Valid, 404 SdHoareTripleChecker+Invalid, 847 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 782 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2023-11-26 12:00:39,632 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [475 Valid, 404 Invalid, 847 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 782 Invalid, 0 Unknown, 0 Unchecked, 4.9s Time] [2023-11-26 12:00:39,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 296 states. [2023-11-26 12:00:39,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 296 to 213. [2023-11-26 12:00:39,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 213 states, 182 states have (on average 1.379120879120879) internal successors, (251), 184 states have internal predecessors, (251), 24 states have call successors, (24), 6 states have call predecessors, (24), 6 states have return successors, (24), 22 states have call predecessors, (24), 24 states have call successors, (24) [2023-11-26 12:00:39,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 299 transitions. [2023-11-26 12:00:39,666 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 299 transitions. Word has length 117 [2023-11-26 12:00:39,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 12:00:39,667 INFO L495 AbstractCegarLoop]: Abstraction has 213 states and 299 transitions. [2023-11-26 12:00:39,667 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 11 states have (on average 6.545454545454546) internal successors, (72), 13 states have internal predecessors, (72), 5 states have call successors, (21), 3 states have call predecessors, (21), 5 states have return successors, (21), 3 states have call predecessors, (21), 5 states have call successors, (21) [2023-11-26 12:00:39,667 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 299 transitions. [2023-11-26 12:00:39,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-11-26 12:00:39,670 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 12:00:39,671 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:00:39,691 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb20d43-4781-4a4f-9600-013228e8fc51/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2023-11-26 12:00:39,881 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb20d43-4781-4a4f-9600-013228e8fc51/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 12:00:39,882 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 12:00:39,882 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:00:39,882 INFO L85 PathProgramCache]: Analyzing trace with hash -633512755, now seen corresponding path program 1 times [2023-11-26 12:00:39,883 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 12:00:39,883 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1867075846] [2023-11-26 12:00:39,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:00:39,884 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 [2023-11-26 12:00:39,884 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb20d43-4781-4a4f-9600-013228e8fc51/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 12:00:39,885 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb20d43-4781-4a4f-9600-013228e8fc51/bin/uautomizer-verify-VRDe98Ueme/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) [2023-11-26 12:00:39,888 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb20d43-4781-4a4f-9600-013228e8fc51/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 12:00:40,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:40,275 INFO L262 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 34 conjunts are in the unsatisfiable core [2023-11-26 12:00:40,292 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 12:00:40,340 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 [2023-11-26 12:00:40,795 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 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 [2023-11-26 12:00:41,434 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-26 12:00:41,435 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 140 treesize of output 67 [2023-11-26 12:00:41,673 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-26 12:00:41,673 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 135 treesize of output 77 [2023-11-26 12:00:42,155 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-26 12:00:42,155 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 145 treesize of output 90 [2023-11-26 12:00:42,824 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-26 12:00:42,824 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 160 treesize of output 93 [2023-11-26 12:00:43,294 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-26 12:00:43,295 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 160 treesize of output 93 [2023-11-26 12:00:43,816 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-26 12:00:43,817 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 160 treesize of output 93 [2023-11-26 12:00:44,632 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-26 12:00:44,633 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 195 treesize of output 75 [2023-11-26 12:00:44,787 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 160 proven. 52 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2023-11-26 12:00:44,787 INFO L327 TraceCheckSpWp]: Computing backward predicates...