./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-11.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 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_1945907e-35b7-40ba-8849-6d8a5f71819d/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1945907e-35b7-40ba-8849-6d8a5f71819d/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1945907e-35b7-40ba-8849-6d8a5f71819d/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1945907e-35b7-40ba-8849-6d8a5f71819d/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-11.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1945907e-35b7-40ba-8849-6d8a5f71819d/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1945907e-35b7-40ba-8849-6d8a5f71819d/bin/uautomizer-verify-jihMAELWvX --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 f51ee4a7220dc2b51ff1b4163bfc3c5ced88b90b523c25a3c78fe5519978425e --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 18:37:26,052 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 18:37:26,160 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1945907e-35b7-40ba-8849-6d8a5f71819d/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-08 18:37:26,166 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 18:37:26,166 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 18:37:26,201 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 18:37:26,204 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 18:37:26,204 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 18:37:26,205 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 18:37:26,205 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 18:37:26,206 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 18:37:26,206 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 18:37:26,207 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 18:37:26,207 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 18:37:26,208 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 18:37:26,208 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 18:37:26,209 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 18:37:26,209 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 18:37:26,210 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 18:37:26,210 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 18:37:26,211 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 18:37:26,215 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 18:37:26,215 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 18:37:26,215 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 18:37:26,219 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 18:37:26,220 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 18:37:26,220 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 18:37:26,220 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 18:37:26,221 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 18:37:26,221 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 18:37:26,222 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 18:37:26,222 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 18:37:26,222 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 18:37:26,223 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 18:37:26,223 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 18:37:26,223 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 18:37:26,224 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 18:37:26,224 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 18:37:26,225 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 18:37:26,225 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 18:37:26,226 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 18:37:26,227 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 18:37:26,227 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_1945907e-35b7-40ba-8849-6d8a5f71819d/bin/uautomizer-verify-jihMAELWvX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1945907e-35b7-40ba-8849-6d8a5f71819d/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f51ee4a7220dc2b51ff1b4163bfc3c5ced88b90b523c25a3c78fe5519978425e [2024-11-08 18:37:26,497 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 18:37:26,549 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 18:37:26,552 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 18:37:26,554 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 18:37:26,554 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 18:37:26,556 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1945907e-35b7-40ba-8849-6d8a5f71819d/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-11.i Unable to find full path for "g++" [2024-11-08 18:37:28,602 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 18:37:28,881 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 18:37:28,881 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1945907e-35b7-40ba-8849-6d8a5f71819d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-11.i [2024-11-08 18:37:28,897 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1945907e-35b7-40ba-8849-6d8a5f71819d/bin/uautomizer-verify-jihMAELWvX/data/bdebf3996/67aefb13d5c7474dbdfce71c7b682388/FLAG190b1cf42 [2024-11-08 18:37:28,916 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1945907e-35b7-40ba-8849-6d8a5f71819d/bin/uautomizer-verify-jihMAELWvX/data/bdebf3996/67aefb13d5c7474dbdfce71c7b682388 [2024-11-08 18:37:28,919 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 18:37:28,921 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 18:37:28,923 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 18:37:28,923 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 18:37:28,931 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 18:37:28,932 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:37:28" (1/1) ... [2024-11-08 18:37:28,933 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71a8f4d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:37:28, skipping insertion in model container [2024-11-08 18:37:28,933 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:37:28" (1/1) ... [2024-11-08 18:37:28,972 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 18:37:29,186 WARN L250 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_1945907e-35b7-40ba-8849-6d8a5f71819d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-11.i[915,928] [2024-11-08 18:37:29,278 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 18:37:29,301 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 18:37:29,317 WARN L250 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_1945907e-35b7-40ba-8849-6d8a5f71819d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-11.i[915,928] [2024-11-08 18:37:29,373 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 18:37:29,407 INFO L204 MainTranslator]: Completed translation [2024-11-08 18:37:29,408 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:37:29 WrapperNode [2024-11-08 18:37:29,408 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 18:37:29,409 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 18:37:29,410 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 18:37:29,410 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 18:37:29,420 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:37:29" (1/1) ... [2024-11-08 18:37:29,433 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:37:29" (1/1) ... [2024-11-08 18:37:29,475 INFO L138 Inliner]: procedures = 26, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 177 [2024-11-08 18:37:29,476 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 18:37:29,477 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 18:37:29,477 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 18:37:29,477 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 18:37:29,491 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:37:29" (1/1) ... [2024-11-08 18:37:29,492 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:37:29" (1/1) ... [2024-11-08 18:37:29,495 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:37:29" (1/1) ... [2024-11-08 18:37:29,513 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-08 18:37:29,513 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:37:29" (1/1) ... [2024-11-08 18:37:29,514 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:37:29" (1/1) ... [2024-11-08 18:37:29,522 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:37:29" (1/1) ... [2024-11-08 18:37:29,527 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:37:29" (1/1) ... [2024-11-08 18:37:29,530 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:37:29" (1/1) ... [2024-11-08 18:37:29,531 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:37:29" (1/1) ... [2024-11-08 18:37:29,535 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 18:37:29,536 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 18:37:29,537 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 18:37:29,537 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 18:37:29,538 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:37:29" (1/1) ... [2024-11-08 18:37:29,546 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 18:37:29,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1945907e-35b7-40ba-8849-6d8a5f71819d/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:37:29,590 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1945907e-35b7-40ba-8849-6d8a5f71819d/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 18:37:29,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1945907e-35b7-40ba-8849-6d8a5f71819d/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 18:37:29,635 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 18:37:29,636 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 18:37:29,637 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 18:37:29,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-08 18:37:29,638 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 18:37:29,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 18:37:29,759 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 18:37:29,762 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 18:37:30,296 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-08 18:37:30,296 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 18:37:30,329 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 18:37:30,331 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 18:37:30,331 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:37:30 BoogieIcfgContainer [2024-11-08 18:37:30,332 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 18:37:30,335 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 18:37:30,335 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 18:37:30,341 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 18:37:30,342 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 06:37:28" (1/3) ... [2024-11-08 18:37:30,343 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3bdb0c9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:37:30, skipping insertion in model container [2024-11-08 18:37:30,344 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:37:29" (2/3) ... [2024-11-08 18:37:30,344 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3bdb0c9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:37:30, skipping insertion in model container [2024-11-08 18:37:30,345 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:37:30" (3/3) ... [2024-11-08 18:37:30,347 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-11.i [2024-11-08 18:37:30,373 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 18:37:30,373 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 18:37:30,472 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 18:37:30,487 INFO L333 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, 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;@3b1b9f85, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 18:37:30,487 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 18:37:30,492 INFO L276 IsEmpty]: Start isEmpty. Operand has 77 states, 50 states have (on average 1.44) internal successors, (72), 51 states have internal predecessors, (72), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 18:37:30,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-08 18:37:30,510 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:37:30,511 INFO L215 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:37:30,511 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:37:30,518 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:37:30,518 INFO L85 PathProgramCache]: Analyzing trace with hash 831330215, now seen corresponding path program 1 times [2024-11-08 18:37:30,528 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:37:30,528 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2009150976] [2024-11-08 18:37:30,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:37:30,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:37:30,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:30,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 18:37:30,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:30,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 18:37:30,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:30,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 18:37:31,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:31,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 18:37:31,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:31,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 18:37:31,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:31,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 18:37:31,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:31,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 18:37:31,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:31,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 18:37:31,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:31,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 18:37:31,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:31,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-08 18:37:31,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:31,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 18:37:31,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:31,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-08 18:37:31,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:31,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-08 18:37:31,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:31,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-08 18:37:31,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:31,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 18:37:31,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:31,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-08 18:37:31,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:31,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 18:37:31,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:31,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-08 18:37:31,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:31,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 18:37:31,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:31,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 18:37:31,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:31,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-08 18:37:31,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:31,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 18:37:31,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:31,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-08 18:37:31,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:31,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-08 18:37:31,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:31,156 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2024-11-08 18:37:31,157 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:37:31,157 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2009150976] [2024-11-08 18:37:31,158 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2009150976] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:37:31,158 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:37:31,159 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 18:37:31,161 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1786612385] [2024-11-08 18:37:31,162 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:37:31,168 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 18:37:31,168 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:37:31,197 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 18:37:31,198 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 18:37:31,201 INFO L87 Difference]: Start difference. First operand has 77 states, 50 states have (on average 1.44) internal successors, (72), 51 states have internal predecessors, (72), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) Second operand has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-08 18:37:31,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:37:31,260 INFO L93 Difference]: Finished difference Result 147 states and 258 transitions. [2024-11-08 18:37:31,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 18:37:31,265 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 2 states have call successors, (24) Word has length 154 [2024-11-08 18:37:31,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:37:31,279 INFO L225 Difference]: With dead ends: 147 [2024-11-08 18:37:31,279 INFO L226 Difference]: Without dead ends: 73 [2024-11-08 18:37:31,284 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 74 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 18:37:31,290 INFO L432 NwaCegarLoop]: 112 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 112 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 18:37:31,291 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 112 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 18:37:31,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2024-11-08 18:37:31,354 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2024-11-08 18:37:31,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 47 states have (on average 1.3617021276595744) internal successors, (64), 47 states have internal predecessors, (64), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 18:37:31,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 112 transitions. [2024-11-08 18:37:31,361 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 112 transitions. Word has length 154 [2024-11-08 18:37:31,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:37:31,362 INFO L471 AbstractCegarLoop]: Abstraction has 73 states and 112 transitions. [2024-11-08 18:37:31,364 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-08 18:37:31,365 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 112 transitions. [2024-11-08 18:37:31,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-08 18:37:31,371 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:37:31,371 INFO L215 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:37:31,372 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 18:37:31,372 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:37:31,373 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:37:31,373 INFO L85 PathProgramCache]: Analyzing trace with hash -916173981, now seen corresponding path program 1 times [2024-11-08 18:37:31,373 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:37:31,373 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1298074962] [2024-11-08 18:37:31,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:37:31,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:37:31,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:31,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 18:37:31,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:31,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 18:37:31,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:31,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 18:37:31,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:31,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 18:37:31,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:31,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 18:37:31,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:31,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 18:37:31,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:31,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 18:37:31,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:31,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 18:37:31,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:31,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 18:37:31,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:31,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-08 18:37:31,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:31,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 18:37:31,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:31,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-08 18:37:31,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:31,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-08 18:37:31,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:31,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-08 18:37:31,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:31,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 18:37:31,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:31,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-08 18:37:31,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:31,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 18:37:31,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:31,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-08 18:37:31,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:31,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 18:37:31,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:31,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 18:37:31,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:31,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-08 18:37:31,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:31,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 18:37:31,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:31,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-08 18:37:31,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:31,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-08 18:37:31,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:31,991 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2024-11-08 18:37:31,991 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:37:31,992 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1298074962] [2024-11-08 18:37:31,992 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1298074962] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:37:31,992 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:37:31,992 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 18:37:31,993 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1618900757] [2024-11-08 18:37:31,993 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:37:31,995 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 18:37:31,995 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:37:31,996 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 18:37:31,996 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:37:31,997 INFO L87 Difference]: Start difference. First operand 73 states and 112 transitions. Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-11-08 18:37:32,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:37:32,044 INFO L93 Difference]: Finished difference Result 187 states and 288 transitions. [2024-11-08 18:37:32,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 18:37:32,045 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) Word has length 154 [2024-11-08 18:37:32,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:37:32,048 INFO L225 Difference]: With dead ends: 187 [2024-11-08 18:37:32,048 INFO L226 Difference]: Without dead ends: 117 [2024-11-08 18:37:32,049 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:37:32,051 INFO L432 NwaCegarLoop]: 173 mSDtfsCounter, 107 mSDsluCounter, 68 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 107 SdHoareTripleChecker+Valid, 241 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 18:37:32,052 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [107 Valid, 241 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 18:37:32,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states. [2024-11-08 18:37:32,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 73. [2024-11-08 18:37:32,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 47 states have (on average 1.3404255319148937) internal successors, (63), 47 states have internal predecessors, (63), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 18:37:32,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 111 transitions. [2024-11-08 18:37:32,069 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 111 transitions. Word has length 154 [2024-11-08 18:37:32,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:37:32,071 INFO L471 AbstractCegarLoop]: Abstraction has 73 states and 111 transitions. [2024-11-08 18:37:32,071 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-11-08 18:37:32,072 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 111 transitions. [2024-11-08 18:37:32,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2024-11-08 18:37:32,074 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:37:32,075 INFO L215 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:37:32,075 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-08 18:37:32,075 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:37:32,076 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:37:32,076 INFO L85 PathProgramCache]: Analyzing trace with hash 1300316788, now seen corresponding path program 1 times [2024-11-08 18:37:32,076 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:37:32,076 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [340611000] [2024-11-08 18:37:32,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:37:32,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:37:32,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:32,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 18:37:32,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:32,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 18:37:32,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:32,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 18:37:32,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:32,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 18:37:32,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:32,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 18:37:32,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:32,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 18:37:32,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:32,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 18:37:32,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:32,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 18:37:32,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:32,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 18:37:32,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:32,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-08 18:37:32,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:32,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 18:37:32,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:32,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-08 18:37:32,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:32,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-08 18:37:32,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:32,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-08 18:37:32,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:32,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 18:37:32,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:32,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-08 18:37:32,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:32,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 18:37:32,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:32,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-08 18:37:32,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:32,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 18:37:32,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:32,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 18:37:32,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:32,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-08 18:37:32,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:32,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 18:37:32,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:32,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-08 18:37:32,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:32,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-08 18:37:32,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:32,409 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2024-11-08 18:37:32,409 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:37:32,409 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [340611000] [2024-11-08 18:37:32,410 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [340611000] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:37:32,413 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:37:32,413 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 18:37:32,413 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1324548049] [2024-11-08 18:37:32,413 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:37:32,414 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 18:37:32,414 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:37:32,415 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 18:37:32,415 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:37:32,415 INFO L87 Difference]: Start difference. First operand 73 states and 111 transitions. Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-11-08 18:37:32,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:37:32,476 INFO L93 Difference]: Finished difference Result 195 states and 297 transitions. [2024-11-08 18:37:32,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 18:37:32,477 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) Word has length 155 [2024-11-08 18:37:32,478 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:37:32,482 INFO L225 Difference]: With dead ends: 195 [2024-11-08 18:37:32,483 INFO L226 Difference]: Without dead ends: 125 [2024-11-08 18:37:32,485 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:37:32,488 INFO L432 NwaCegarLoop]: 108 mSDtfsCounter, 81 mSDsluCounter, 98 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 81 SdHoareTripleChecker+Valid, 206 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 18:37:32,489 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [81 Valid, 206 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 18:37:32,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2024-11-08 18:37:32,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 122. [2024-11-08 18:37:32,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 122 states, 78 states have (on average 1.3205128205128205) internal successors, (103), 79 states have internal predecessors, (103), 41 states have call successors, (41), 2 states have call predecessors, (41), 2 states have return successors, (41), 40 states have call predecessors, (41), 41 states have call successors, (41) [2024-11-08 18:37:32,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 185 transitions. [2024-11-08 18:37:32,522 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 185 transitions. Word has length 155 [2024-11-08 18:37:32,523 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:37:32,523 INFO L471 AbstractCegarLoop]: Abstraction has 122 states and 185 transitions. [2024-11-08 18:37:32,523 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-11-08 18:37:32,523 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 185 transitions. [2024-11-08 18:37:32,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2024-11-08 18:37:32,526 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:37:32,526 INFO L215 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:37:32,526 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-08 18:37:32,530 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:37:32,531 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:37:32,531 INFO L85 PathProgramCache]: Analyzing trace with hash 1548620988, now seen corresponding path program 1 times [2024-11-08 18:37:32,531 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:37:32,532 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [79822446] [2024-11-08 18:37:32,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:37:32,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:37:32,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:33,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 18:37:33,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:33,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 18:37:33,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:33,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 18:37:33,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:33,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 18:37:33,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:33,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 18:37:33,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:33,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 18:37:33,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:33,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 18:37:33,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:33,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 18:37:33,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:33,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 18:37:33,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:33,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-08 18:37:33,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:33,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 18:37:33,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:33,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-08 18:37:33,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:33,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-08 18:37:33,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:33,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-08 18:37:33,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:33,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 18:37:33,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:33,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-08 18:37:33,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:33,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 18:37:33,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:33,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-08 18:37:33,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:33,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 18:37:33,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:33,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 18:37:33,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:33,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-08 18:37:33,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:33,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 18:37:33,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:33,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-08 18:37:33,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:33,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-08 18:37:33,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:33,630 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2024-11-08 18:37:33,631 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:37:33,635 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [79822446] [2024-11-08 18:37:33,635 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [79822446] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:37:33,635 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:37:33,635 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 18:37:33,636 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [688964518] [2024-11-08 18:37:33,636 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:37:33,637 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 18:37:33,637 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:37:33,637 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 18:37:33,638 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-08 18:37:33,638 INFO L87 Difference]: Start difference. First operand 122 states and 185 transitions. Second operand has 5 states, 5 states have (on average 7.6) internal successors, (38), 5 states have internal predecessors, (38), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-11-08 18:37:33,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:37:33,727 INFO L93 Difference]: Finished difference Result 263 states and 396 transitions. [2024-11-08 18:37:33,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 18:37:33,728 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 5 states have internal predecessors, (38), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) Word has length 155 [2024-11-08 18:37:33,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:37:33,735 INFO L225 Difference]: With dead ends: 263 [2024-11-08 18:37:33,735 INFO L226 Difference]: Without dead ends: 144 [2024-11-08 18:37:33,736 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-08 18:37:33,740 INFO L432 NwaCegarLoop]: 105 mSDtfsCounter, 32 mSDsluCounter, 190 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 295 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 18:37:33,741 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [32 Valid, 295 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 18:37:33,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2024-11-08 18:37:33,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 130. [2024-11-08 18:37:33,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 130 states, 86 states have (on average 1.3372093023255813) internal successors, (115), 87 states have internal predecessors, (115), 41 states have call successors, (41), 2 states have call predecessors, (41), 2 states have return successors, (41), 40 states have call predecessors, (41), 41 states have call successors, (41) [2024-11-08 18:37:33,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 197 transitions. [2024-11-08 18:37:33,769 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 197 transitions. Word has length 155 [2024-11-08 18:37:33,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:37:33,770 INFO L471 AbstractCegarLoop]: Abstraction has 130 states and 197 transitions. [2024-11-08 18:37:33,770 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 5 states have internal predecessors, (38), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-11-08 18:37:33,770 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 197 transitions. [2024-11-08 18:37:33,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2024-11-08 18:37:33,776 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:37:33,777 INFO L215 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:37:33,777 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-08 18:37:33,777 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:37:33,778 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:37:33,778 INFO L85 PathProgramCache]: Analyzing trace with hash 1550468030, now seen corresponding path program 1 times [2024-11-08 18:37:33,778 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:37:33,778 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1869531955] [2024-11-08 18:37:33,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:37:33,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:37:33,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:34,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 18:37:34,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:34,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 18:37:34,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:34,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 18:37:34,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:34,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 18:37:34,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:34,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 18:37:34,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:34,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 18:37:34,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:34,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 18:37:34,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:34,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 18:37:34,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:34,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 18:37:34,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:34,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-08 18:37:34,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:34,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 18:37:34,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:34,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-08 18:37:34,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:34,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-08 18:37:34,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:34,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-08 18:37:34,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:34,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 18:37:34,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:34,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-08 18:37:34,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:34,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 18:37:34,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:34,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-08 18:37:34,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:34,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 18:37:34,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:34,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 18:37:34,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:34,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-08 18:37:34,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:34,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 18:37:34,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:34,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-08 18:37:34,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:34,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-08 18:37:34,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:34,391 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2024-11-08 18:37:34,391 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:37:34,392 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1869531955] [2024-11-08 18:37:34,393 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1869531955] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:37:34,393 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:37:34,393 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 18:37:34,394 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [381372216] [2024-11-08 18:37:34,394 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:37:34,394 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 18:37:34,394 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:37:34,395 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 18:37:34,395 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 18:37:34,396 INFO L87 Difference]: Start difference. First operand 130 states and 197 transitions. Second operand has 5 states, 5 states have (on average 7.6) internal successors, (38), 5 states have internal predecessors, (38), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-11-08 18:37:34,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:37:34,694 INFO L93 Difference]: Finished difference Result 359 states and 543 transitions. [2024-11-08 18:37:34,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 18:37:34,695 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 5 states have internal predecessors, (38), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) Word has length 155 [2024-11-08 18:37:34,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:37:34,698 INFO L225 Difference]: With dead ends: 359 [2024-11-08 18:37:34,698 INFO L226 Difference]: Without dead ends: 232 [2024-11-08 18:37:34,699 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-08 18:37:34,700 INFO L432 NwaCegarLoop]: 106 mSDtfsCounter, 78 mSDsluCounter, 256 mSDsCounter, 0 mSdLazyCounter, 72 mSolverCounterSat, 73 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 78 SdHoareTripleChecker+Valid, 362 SdHoareTripleChecker+Invalid, 145 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 73 IncrementalHoareTripleChecker+Valid, 72 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 18:37:34,701 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [78 Valid, 362 Invalid, 145 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [73 Valid, 72 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 18:37:34,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 232 states. [2024-11-08 18:37:34,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 232 to 190. [2024-11-08 18:37:34,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 190 states, 120 states have (on average 1.2833333333333334) internal successors, (154), 121 states have internal predecessors, (154), 65 states have call successors, (65), 4 states have call predecessors, (65), 4 states have return successors, (65), 64 states have call predecessors, (65), 65 states have call successors, (65) [2024-11-08 18:37:34,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 284 transitions. [2024-11-08 18:37:34,734 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 284 transitions. Word has length 155 [2024-11-08 18:37:34,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:37:34,735 INFO L471 AbstractCegarLoop]: Abstraction has 190 states and 284 transitions. [2024-11-08 18:37:34,735 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 5 states have internal predecessors, (38), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-11-08 18:37:34,735 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 284 transitions. [2024-11-08 18:37:34,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2024-11-08 18:37:34,738 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:37:34,738 INFO L215 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:37:34,738 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-08 18:37:34,738 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:37:34,739 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:37:34,739 INFO L85 PathProgramCache]: Analyzing trace with hash -2064450689, now seen corresponding path program 1 times [2024-11-08 18:37:34,739 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:37:34,740 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [592528177] [2024-11-08 18:37:34,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:37:34,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:37:35,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:35,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 18:37:35,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:35,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 18:37:35,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:35,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 18:37:35,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:35,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 18:37:35,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:35,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 18:37:35,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:35,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 18:37:35,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:35,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 18:37:35,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:35,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 18:37:35,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:35,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 18:37:35,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:35,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-08 18:37:35,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:35,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 18:37:35,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:35,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-08 18:37:35,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:35,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-08 18:37:35,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:35,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-08 18:37:35,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:35,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 18:37:35,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:35,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-08 18:37:35,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:35,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 18:37:35,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:35,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-08 18:37:35,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:35,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 18:37:35,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:35,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 18:37:35,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:35,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-08 18:37:35,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:35,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 18:37:35,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:35,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-08 18:37:35,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:35,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-08 18:37:35,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:35,693 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 9 proven. 60 refuted. 0 times theorem prover too weak. 1035 trivial. 0 not checked. [2024-11-08 18:37:35,694 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:37:35,694 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [592528177] [2024-11-08 18:37:35,694 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [592528177] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 18:37:35,694 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2117701827] [2024-11-08 18:37:35,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:37:35,696 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:37:35,696 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1945907e-35b7-40ba-8849-6d8a5f71819d/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:37:35,698 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1945907e-35b7-40ba-8849-6d8a5f71819d/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 18:37:35,701 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1945907e-35b7-40ba-8849-6d8a5f71819d/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-08 18:37:35,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:35,898 INFO L255 TraceCheckSpWp]: Trace formula consists of 378 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 18:37:35,911 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:37:36,376 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 269 proven. 60 refuted. 0 times theorem prover too weak. 775 trivial. 0 not checked. [2024-11-08 18:37:36,377 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 18:37:36,818 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 9 proven. 60 refuted. 0 times theorem prover too weak. 1035 trivial. 0 not checked. [2024-11-08 18:37:36,819 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2117701827] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 18:37:36,819 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-08 18:37:36,819 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 10 [2024-11-08 18:37:36,819 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2029401136] [2024-11-08 18:37:36,820 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-08 18:37:36,821 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-08 18:37:36,821 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:37:36,822 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-08 18:37:36,822 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2024-11-08 18:37:36,823 INFO L87 Difference]: Start difference. First operand 190 states and 284 transitions. Second operand has 10 states, 10 states have (on average 5.2) internal successors, (52), 10 states have internal predecessors, (52), 2 states have call successors, (44), 2 states have call predecessors, (44), 4 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) [2024-11-08 18:37:37,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:37:37,223 INFO L93 Difference]: Finished difference Result 335 states and 489 transitions. [2024-11-08 18:37:37,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 18:37:37,225 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.2) internal successors, (52), 10 states have internal predecessors, (52), 2 states have call successors, (44), 2 states have call predecessors, (44), 4 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) Word has length 156 [2024-11-08 18:37:37,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:37:37,227 INFO L225 Difference]: With dead ends: 335 [2024-11-08 18:37:37,228 INFO L226 Difference]: Without dead ends: 208 [2024-11-08 18:37:37,229 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 370 GetRequests, 355 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=87, Invalid=153, Unknown=0, NotChecked=0, Total=240 [2024-11-08 18:37:37,230 INFO L432 NwaCegarLoop]: 77 mSDtfsCounter, 249 mSDsluCounter, 105 mSDsCounter, 0 mSdLazyCounter, 140 mSolverCounterSat, 108 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 273 SdHoareTripleChecker+Valid, 182 SdHoareTripleChecker+Invalid, 248 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 108 IncrementalHoareTripleChecker+Valid, 140 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-08 18:37:37,230 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [273 Valid, 182 Invalid, 248 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [108 Valid, 140 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-08 18:37:37,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 208 states. [2024-11-08 18:37:37,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 208 to 194. [2024-11-08 18:37:37,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 194 states, 121 states have (on average 1.2148760330578512) internal successors, (147), 122 states have internal predecessors, (147), 65 states have call successors, (65), 7 states have call predecessors, (65), 7 states have return successors, (65), 64 states have call predecessors, (65), 65 states have call successors, (65) [2024-11-08 18:37:37,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 277 transitions. [2024-11-08 18:37:37,269 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 277 transitions. Word has length 156 [2024-11-08 18:37:37,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:37:37,270 INFO L471 AbstractCegarLoop]: Abstraction has 194 states and 277 transitions. [2024-11-08 18:37:37,270 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.2) internal successors, (52), 10 states have internal predecessors, (52), 2 states have call successors, (44), 2 states have call predecessors, (44), 4 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) [2024-11-08 18:37:37,270 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 277 transitions. [2024-11-08 18:37:37,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2024-11-08 18:37:37,273 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:37:37,273 INFO L215 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:37:37,296 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1945907e-35b7-40ba-8849-6d8a5f71819d/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-08 18:37:37,473 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1945907e-35b7-40ba-8849-6d8a5f71819d/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-11-08 18:37:37,474 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:37:37,474 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:37:37,475 INFO L85 PathProgramCache]: Analyzing trace with hash 1101825591, now seen corresponding path program 1 times [2024-11-08 18:37:37,475 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:37:37,475 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [413509643] [2024-11-08 18:37:37,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:37:37,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:37:37,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 18:37:37,684 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 18:37:37,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 18:37:37,964 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 18:37:37,964 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-08 18:37:37,966 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-08 18:37:37,969 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-08 18:37:37,976 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:37:38,161 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-08 18:37:38,165 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 06:37:38 BoogieIcfgContainer [2024-11-08 18:37:38,165 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-08 18:37:38,166 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 18:37:38,166 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 18:37:38,166 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 18:37:38,167 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:37:30" (3/4) ... [2024-11-08 18:37:38,171 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 18:37:38,172 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 18:37:38,173 INFO L158 Benchmark]: Toolchain (without parser) took 9252.35ms. Allocated memory was 163.6MB in the beginning and 203.4MB in the end (delta: 39.8MB). Free memory was 126.0MB in the beginning and 154.0MB in the end (delta: -28.1MB). Peak memory consumption was 13.5MB. Max. memory is 16.1GB. [2024-11-08 18:37:38,174 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 127.9MB. Free memory was 95.6MB in the beginning and 95.6MB in the end (delta: 30.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 18:37:38,174 INFO L158 Benchmark]: CACSL2BoogieTranslator took 485.53ms. Allocated memory is still 163.6MB. Free memory was 126.0MB in the beginning and 109.9MB in the end (delta: 16.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 18:37:38,175 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.51ms. Allocated memory is still 163.6MB. Free memory was 109.9MB in the beginning and 107.1MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 18:37:38,176 INFO L158 Benchmark]: Boogie Preprocessor took 58.86ms. Allocated memory is still 163.6MB. Free memory was 107.1MB in the beginning and 103.7MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 18:37:38,176 INFO L158 Benchmark]: RCFGBuilder took 795.54ms. Allocated memory is still 163.6MB. Free memory was 103.7MB in the beginning and 82.6MB in the end (delta: 21.2MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-11-08 18:37:38,176 INFO L158 Benchmark]: TraceAbstraction took 7830.36ms. Allocated memory was 163.6MB in the beginning and 203.4MB in the end (delta: 39.8MB). Free memory was 81.9MB in the beginning and 155.1MB in the end (delta: -73.1MB). Peak memory consumption was 72.2MB. Max. memory is 16.1GB. [2024-11-08 18:37:38,177 INFO L158 Benchmark]: Witness Printer took 6.79ms. Allocated memory is still 203.4MB. Free memory was 155.1MB in the beginning and 154.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 18:37:38,179 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 127.9MB. Free memory was 95.6MB in the beginning and 95.6MB in the end (delta: 30.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 485.53ms. Allocated memory is still 163.6MB. Free memory was 126.0MB in the beginning and 109.9MB in the end (delta: 16.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.51ms. Allocated memory is still 163.6MB. Free memory was 109.9MB in the beginning and 107.1MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.86ms. Allocated memory is still 163.6MB. Free memory was 107.1MB in the beginning and 103.7MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 795.54ms. Allocated memory is still 163.6MB. Free memory was 103.7MB in the beginning and 82.6MB in the end (delta: 21.2MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * TraceAbstraction took 7830.36ms. Allocated memory was 163.6MB in the beginning and 203.4MB in the end (delta: 39.8MB). Free memory was 81.9MB in the beginning and 155.1MB in the end (delta: -73.1MB). Peak memory consumption was 72.2MB. Max. memory is 16.1GB. * Witness Printer took 6.79ms. Allocated memory is still 203.4MB. Free memory was 155.1MB in the beginning and 154.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 168, overapproximation of someBinaryFLOATComparisonOperation at line 68, overapproximation of someUnaryDOUBLEoperation at line 96. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 1; [L23] unsigned char var_1_2 = 0; [L24] unsigned char var_1_3 = 0; [L25] signed char var_1_4 = 5; [L26] signed char var_1_7 = 0; [L27] signed char var_1_8 = 16; [L28] signed char var_1_9 = 4; [L29] unsigned long int var_1_10 = 128; [L30] unsigned long int var_1_11 = 1422462314; [L31] signed short int var_1_12 = 8; [L32] signed short int var_1_15 = -50; [L33] unsigned long int var_1_16 = 1; [L34] unsigned long int var_1_17 = 3609236770; [L35] unsigned long int var_1_18 = 2902762324; [L36] double var_1_19 = 3.8; [L37] double var_1_20 = 255.75; [L38] unsigned short int var_1_21 = 0; [L39] signed char var_1_22 = -8; [L40] signed long int var_1_23 = -32; [L41] signed long int var_1_24 = 16; [L42] signed char var_1_25 = 5; [L43] signed long int var_1_26 = -4; [L44] unsigned char var_1_27 = 0; [L45] signed short int var_1_28 = -16; [L46] float var_1_29 = 99999999.5; [L47] float var_1_30 = 24.63; [L48] float var_1_31 = 49.4; [L49] unsigned char var_1_32 = 1; [L50] unsigned long int last_1_var_1_10 = 128; [L51] unsigned long int last_1_var_1_16 = 1; [L52] double last_1_var_1_19 = 3.8; VAL [isInitial=0, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_29=199999999/2, var_1_2=0, var_1_30=2463/100, var_1_31=247/5, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=16, var_1_9=4] [L172] isInitial = 1 [L173] FCALL initially() [L174] COND TRUE 1 [L175] CALL updateLastVariables() [L163] last_1_var_1_10 = var_1_10 [L164] last_1_var_1_16 = var_1_16 [L165] last_1_var_1_19 = var_1_19 VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_29=199999999/2, var_1_2=0, var_1_30=2463/100, var_1_31=247/5, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=16, var_1_9=4] [L175] RET updateLastVariables() [L176] CALL updateVariables() [L123] var_1_2 = __VERIFIER_nondet_uchar() [L124] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_29=199999999/2, var_1_30=2463/100, var_1_31=247/5, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=16, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_29=199999999/2, var_1_30=2463/100, var_1_31=247/5, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=16, var_1_9=4] [L124] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_29=199999999/2, var_1_30=2463/100, var_1_31=247/5, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=16, var_1_9=4] [L125] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_29=199999999/2, var_1_2=0, var_1_30=2463/100, var_1_31=247/5, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=16, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_29=199999999/2, var_1_2=0, var_1_30=2463/100, var_1_31=247/5, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=16, var_1_9=4] [L125] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_29=199999999/2, var_1_2=0, var_1_30=2463/100, var_1_31=247/5, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=16, var_1_9=4] [L126] var_1_3 = __VERIFIER_nondet_uchar() [L127] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_29=199999999/2, var_1_2=0, var_1_30=2463/100, var_1_31=247/5, var_1_32=1, var_1_4=5, var_1_7=0, var_1_8=16, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_29=199999999/2, var_1_2=0, var_1_30=2463/100, var_1_31=247/5, var_1_32=1, var_1_4=5, var_1_7=0, var_1_8=16, var_1_9=4] [L127] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_29=199999999/2, var_1_2=0, var_1_30=2463/100, var_1_31=247/5, var_1_32=1, var_1_4=5, var_1_7=0, var_1_8=16, var_1_9=4] [L128] CALL assume_abort_if_not(var_1_3 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_29=199999999/2, var_1_2=0, var_1_30=2463/100, var_1_31=247/5, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=16, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_29=199999999/2, var_1_2=0, var_1_30=2463/100, var_1_31=247/5, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=16, var_1_9=4] [L128] RET assume_abort_if_not(var_1_3 <= 0) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_29=199999999/2, var_1_2=0, var_1_30=2463/100, var_1_31=247/5, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=16, var_1_9=4] [L129] var_1_7 = __VERIFIER_nondet_char() [L130] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_29=199999999/2, var_1_2=0, var_1_30=2463/100, var_1_31=247/5, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=16, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_29=199999999/2, var_1_2=0, var_1_30=2463/100, var_1_31=247/5, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=16, var_1_9=4] [L130] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_29=199999999/2, var_1_2=0, var_1_30=2463/100, var_1_31=247/5, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=16, var_1_9=4] [L131] CALL assume_abort_if_not(var_1_7 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_29=199999999/2, var_1_2=0, var_1_30=2463/100, var_1_31=247/5, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=16, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_29=199999999/2, var_1_2=0, var_1_30=2463/100, var_1_31=247/5, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=16, var_1_9=4] [L131] RET assume_abort_if_not(var_1_7 <= 63) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_29=199999999/2, var_1_2=0, var_1_30=2463/100, var_1_31=247/5, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=16, var_1_9=4] [L132] var_1_8 = __VERIFIER_nondet_char() [L133] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_29=199999999/2, var_1_2=0, var_1_30=2463/100, var_1_31=247/5, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=2, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_29=199999999/2, var_1_2=0, var_1_30=2463/100, var_1_31=247/5, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=2, var_1_9=4] [L133] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_29=199999999/2, var_1_2=0, var_1_30=2463/100, var_1_31=247/5, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=2, var_1_9=4] [L134] CALL assume_abort_if_not(var_1_8 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_29=199999999/2, var_1_2=0, var_1_30=2463/100, var_1_31=247/5, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=2, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_29=199999999/2, var_1_2=0, var_1_30=2463/100, var_1_31=247/5, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=2, var_1_9=4] [L134] RET assume_abort_if_not(var_1_8 <= 63) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_29=199999999/2, var_1_2=0, var_1_30=2463/100, var_1_31=247/5, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=2, var_1_9=4] [L135] var_1_9 = __VERIFIER_nondet_char() [L136] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_29=199999999/2, var_1_2=0, var_1_30=2463/100, var_1_31=247/5, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=2, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_29=199999999/2, var_1_2=0, var_1_30=2463/100, var_1_31=247/5, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=2, var_1_9=0] [L136] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_29=199999999/2, var_1_2=0, var_1_30=2463/100, var_1_31=247/5, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=2, var_1_9=0] [L137] CALL assume_abort_if_not(var_1_9 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_29=199999999/2, var_1_2=0, var_1_30=2463/100, var_1_31=247/5, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=2, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_29=199999999/2, var_1_2=0, var_1_30=2463/100, var_1_31=247/5, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=2, var_1_9=0] [L137] RET assume_abort_if_not(var_1_9 <= 126) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_29=199999999/2, var_1_2=0, var_1_30=2463/100, var_1_31=247/5, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=2, var_1_9=0] [L138] var_1_11 = __VERIFIER_nondet_ulong() [L139] CALL assume_abort_if_not(var_1_11 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=-2147483650, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_29=199999999/2, var_1_2=0, var_1_30=2463/100, var_1_31=247/5, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=2, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=-2147483650, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_29=199999999/2, var_1_2=0, var_1_30=2463/100, var_1_31=247/5, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=2, var_1_9=0] [L139] RET assume_abort_if_not(var_1_11 >= 1073741823) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=-2147483650, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_29=199999999/2, var_1_2=0, var_1_30=2463/100, var_1_31=247/5, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=2, var_1_9=0] [L140] CALL assume_abort_if_not(var_1_11 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=-2147483650, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_29=199999999/2, var_1_2=0, var_1_30=2463/100, var_1_31=247/5, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=2, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=-2147483650, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_29=199999999/2, var_1_2=0, var_1_30=2463/100, var_1_31=247/5, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=2, var_1_9=0] [L140] RET assume_abort_if_not(var_1_11 <= 2147483647) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=-2147483650, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_29=199999999/2, var_1_2=0, var_1_30=2463/100, var_1_31=247/5, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=2, var_1_9=0] [L141] var_1_17 = __VERIFIER_nondet_ulong() [L142] CALL assume_abort_if_not(var_1_17 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=-2147483650, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=9223372043297226751U, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_29=199999999/2, var_1_2=0, var_1_30=2463/100, var_1_31=247/5, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=2, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=-2147483650, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=9223372043297226751U, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_29=199999999/2, var_1_2=0, var_1_30=2463/100, var_1_31=247/5, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=2, var_1_9=0] [L142] RET assume_abort_if_not(var_1_17 >= 2147483647) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=-2147483650, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=9223372043297226751U, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_29=199999999/2, var_1_2=0, var_1_30=2463/100, var_1_31=247/5, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=2, var_1_9=0] [L143] CALL assume_abort_if_not(var_1_17 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=-2147483650, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=9223372043297226751U, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_29=199999999/2, var_1_2=0, var_1_30=2463/100, var_1_31=247/5, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=2, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=-2147483650, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=9223372043297226751U, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_29=199999999/2, var_1_2=0, var_1_30=2463/100, var_1_31=247/5, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=2, var_1_9=0] [L143] RET assume_abort_if_not(var_1_17 <= 4294967294) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=-2147483650, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=9223372043297226751U, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_29=199999999/2, var_1_2=0, var_1_30=2463/100, var_1_31=247/5, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=2, var_1_9=0] [L144] var_1_18 = __VERIFIER_nondet_ulong() [L145] CALL assume_abort_if_not(var_1_18 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=-2147483650, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=9223372043297226751U, var_1_18=9223372047592194047U, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_29=199999999/2, var_1_2=0, var_1_30=2463/100, var_1_31=247/5, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=2, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=-2147483650, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=9223372043297226751U, var_1_18=9223372047592194047U, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_29=199999999/2, var_1_2=0, var_1_30=2463/100, var_1_31=247/5, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=2, var_1_9=0] [L145] RET assume_abort_if_not(var_1_18 >= 2147483647) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=-2147483650, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=9223372043297226751U, var_1_18=9223372047592194047U, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_29=199999999/2, var_1_2=0, var_1_30=2463/100, var_1_31=247/5, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=2, var_1_9=0] [L146] CALL assume_abort_if_not(var_1_18 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=-2147483650, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=9223372043297226751U, var_1_18=9223372047592194047U, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_29=199999999/2, var_1_2=0, var_1_30=2463/100, var_1_31=247/5, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=2, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=-2147483650, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=9223372043297226751U, var_1_18=9223372047592194047U, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_29=199999999/2, var_1_2=0, var_1_30=2463/100, var_1_31=247/5, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=2, var_1_9=0] [L146] RET assume_abort_if_not(var_1_18 <= 4294967294) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=-2147483650, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=9223372043297226751U, var_1_18=9223372047592194047U, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_29=199999999/2, var_1_2=0, var_1_30=2463/100, var_1_31=247/5, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=2, var_1_9=0] [L147] var_1_20 = __VERIFIER_nondet_double() [L148] CALL assume_abort_if_not((var_1_20 >= -922337.2036854765600e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=-2147483650, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=9223372043297226751U, var_1_18=9223372047592194047U, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_29=199999999/2, var_1_2=0, var_1_30=2463/100, var_1_31=247/5, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=2, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=-2147483650, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=9223372043297226751U, var_1_18=9223372047592194047U, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_29=199999999/2, var_1_2=0, var_1_30=2463/100, var_1_31=247/5, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=2, var_1_9=0] [L148] RET assume_abort_if_not((var_1_20 >= -922337.2036854765600e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=-2147483650, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=9223372043297226751U, var_1_18=9223372047592194047U, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_29=199999999/2, var_1_2=0, var_1_30=2463/100, var_1_31=247/5, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=2, var_1_9=0] [L149] var_1_27 = __VERIFIER_nondet_uchar() [L150] CALL assume_abort_if_not(var_1_27 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=-2147483650, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=9223372043297226751U, var_1_18=9223372047592194047U, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_28=-16, var_1_29=199999999/2, var_1_2=0, var_1_30=2463/100, var_1_31=247/5, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=2, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=-2147483650, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=9223372043297226751U, var_1_18=9223372047592194047U, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_28=-16, var_1_29=199999999/2, var_1_2=0, var_1_30=2463/100, var_1_31=247/5, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=2, var_1_9=0] [L150] RET assume_abort_if_not(var_1_27 >= 0) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=-2147483650, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=9223372043297226751U, var_1_18=9223372047592194047U, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_28=-16, var_1_29=199999999/2, var_1_2=0, var_1_30=2463/100, var_1_31=247/5, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=2, var_1_9=0] [L151] CALL assume_abort_if_not(var_1_27 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=-2147483650, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=9223372043297226751U, var_1_18=9223372047592194047U, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_29=199999999/2, var_1_2=0, var_1_30=2463/100, var_1_31=247/5, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=2, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=-2147483650, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=9223372043297226751U, var_1_18=9223372047592194047U, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_29=199999999/2, var_1_2=0, var_1_30=2463/100, var_1_31=247/5, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=2, var_1_9=0] [L151] RET assume_abort_if_not(var_1_27 <= 1) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=-2147483650, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=9223372043297226751U, var_1_18=9223372047592194047U, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_29=199999999/2, var_1_2=0, var_1_30=2463/100, var_1_31=247/5, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=2, var_1_9=0] [L152] var_1_29 = __VERIFIER_nondet_float() [L153] CALL assume_abort_if_not((var_1_29 >= -922337.2036854776000e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 9223372.036854776000e+12F && var_1_29 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=-2147483650, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=9223372043297226751U, var_1_18=9223372047592194047U, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_2=0, var_1_30=2463/100, var_1_31=247/5, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=2, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=-2147483650, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=9223372043297226751U, var_1_18=9223372047592194047U, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_2=0, var_1_30=2463/100, var_1_31=247/5, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=2, var_1_9=0] [L153] RET assume_abort_if_not((var_1_29 >= -922337.2036854776000e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 9223372.036854776000e+12F && var_1_29 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=-2147483650, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=9223372043297226751U, var_1_18=9223372047592194047U, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_2=0, var_1_30=2463/100, var_1_31=247/5, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=2, var_1_9=0] [L154] var_1_30 = __VERIFIER_nondet_float() [L155] CALL assume_abort_if_not((var_1_30 >= -922337.2036854776000e+13F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 9223372.036854776000e+12F && var_1_30 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=-2147483650, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=9223372043297226751U, var_1_18=9223372047592194047U, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_2=0, var_1_31=247/5, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=2, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=-2147483650, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=9223372043297226751U, var_1_18=9223372047592194047U, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_2=0, var_1_31=247/5, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=2, var_1_9=0] [L155] RET assume_abort_if_not((var_1_30 >= -922337.2036854776000e+13F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 9223372.036854776000e+12F && var_1_30 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=-2147483650, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=9223372043297226751U, var_1_18=9223372047592194047U, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_2=0, var_1_31=247/5, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=2, var_1_9=0] [L156] var_1_31 = __VERIFIER_nondet_float() [L157] CALL assume_abort_if_not((var_1_31 >= -922337.2036854776000e+13F && var_1_31 <= -1.0e-20F) || (var_1_31 <= 9223372.036854776000e+12F && var_1_31 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=-2147483650, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=9223372043297226751U, var_1_18=9223372047592194047U, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_2=0, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=2, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=-2147483650, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=9223372043297226751U, var_1_18=9223372047592194047U, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_2=0, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=2, var_1_9=0] [L157] RET assume_abort_if_not((var_1_31 >= -922337.2036854776000e+13F && var_1_31 <= -1.0e-20F) || (var_1_31 <= 9223372.036854776000e+12F && var_1_31 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=-2147483650, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=9223372043297226751U, var_1_18=9223372047592194047U, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_2=0, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=2, var_1_9=0] [L158] var_1_32 = __VERIFIER_nondet_uchar() [L159] CALL assume_abort_if_not(var_1_32 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=-2147483650, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=9223372043297226751U, var_1_18=9223372047592194047U, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_2=0, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=2, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=-2147483650, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=9223372043297226751U, var_1_18=9223372047592194047U, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_2=0, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=2, var_1_9=0] [L159] RET assume_abort_if_not(var_1_32 >= 0) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=-2147483650, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=9223372043297226751U, var_1_18=9223372047592194047U, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_2=0, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=2, var_1_9=0] [L160] CALL assume_abort_if_not(var_1_32 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=-2147483650, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=9223372043297226751U, var_1_18=9223372047592194047U, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_2=0, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=2, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=-2147483650, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=9223372043297226751U, var_1_18=9223372047592194047U, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_2=0, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=2, var_1_9=0] [L160] RET assume_abort_if_not(var_1_32 <= 1) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=-2147483650, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=9223372043297226751U, var_1_18=9223372047592194047U, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=16, var_1_25=5, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_2=0, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=2, var_1_9=0] [L176] RET updateVariables() [L177] CALL step() [L56] var_1_22 = ((((-25) < 0 ) ? -(-25) : (-25))) [L57] var_1_23 = 8 [L58] var_1_24 = var_1_22 [L59] var_1_25 = 32 VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=-2147483650, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=9223372043297226751U, var_1_18=9223372047592194047U, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=25, var_1_23=8, var_1_24=25, var_1_25=32, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_2=0, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=2, var_1_9=0] [L60] COND TRUE var_1_25 > 1 VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=-2147483650, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=9223372043297226751U, var_1_18=9223372047592194047U, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=25, var_1_23=8, var_1_24=25, var_1_25=32, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_2=0, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=2, var_1_9=0] [L61] COND FALSE !(\read(var_1_27)) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=-2147483650, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=9223372043297226751U, var_1_18=9223372047592194047U, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=25, var_1_23=8, var_1_24=25, var_1_25=32, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_2=0, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=2, var_1_9=0] [L67] COND TRUE ! var_1_27 VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=-2147483650, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=9223372043297226751U, var_1_18=9223372047592194047U, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=25, var_1_23=8, var_1_24=25, var_1_25=32, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_2=0, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=2, var_1_9=0] [L68] COND FALSE !((var_1_29 * var_1_30) > var_1_31) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=-2147483650, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=9223372043297226751U, var_1_18=9223372047592194047U, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=25, var_1_23=8, var_1_24=25, var_1_25=32, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_2=0, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=2, var_1_9=0] [L80] unsigned long int stepLocal_1 = last_1_var_1_16; [L81] unsigned long int stepLocal_0 = last_1_var_1_16; VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, stepLocal_0=1, stepLocal_1=1, var_1_10=128, var_1_11=-2147483650, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=9223372043297226751U, var_1_18=9223372047592194047U, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=25, var_1_23=8, var_1_24=25, var_1_25=32, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_2=0, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=2, var_1_9=0] [L82] COND TRUE stepLocal_1 != last_1_var_1_10 VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, stepLocal_0=1, var_1_10=128, var_1_11=-2147483650, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=9223372043297226751U, var_1_18=9223372047592194047U, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=25, var_1_23=8, var_1_24=25, var_1_25=32, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_2=0, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=2, var_1_9=0] [L83] COND FALSE !(var_1_8 <= stepLocal_0) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=-2147483650, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=9223372043297226751U, var_1_18=9223372047592194047U, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=25, var_1_23=8, var_1_24=25, var_1_25=32, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_2=0, var_1_32=1, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=2, var_1_9=0] [L91] COND TRUE var_1_12 == var_1_12 [L92] var_1_4 = ((8 + ((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8)))) - var_1_9) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=-2147483650, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=9223372043297226751U, var_1_18=9223372047592194047U, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=25, var_1_23=8, var_1_24=25, var_1_25=32, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_2=0, var_1_32=1, var_1_3=0, var_1_4=10, var_1_7=0, var_1_8=2, var_1_9=0] [L94] var_1_1 = (var_1_2 || (! var_1_3)) [L95] var_1_10 = (4027026809u - (((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11))) - var_1_7)) [L96] var_1_19 = ((((((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) < (1.4)) ? (((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) : (1.4))) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=6174510459, var_1_11=-2147483650, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=9223372043297226751U, var_1_18=9223372047592194047U, var_1_19=7/5, var_1_1=1, var_1_20=7/5, var_1_21=0, var_1_22=25, var_1_23=8, var_1_24=25, var_1_25=32, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_2=0, var_1_32=1, var_1_3=0, var_1_4=10, var_1_7=0, var_1_8=2, var_1_9=0] [L97] COND TRUE \read(var_1_1) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=6174510459, var_1_11=-2147483650, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=9223372043297226751U, var_1_18=9223372047592194047U, var_1_19=7/5, var_1_1=1, var_1_20=7/5, var_1_21=0, var_1_22=25, var_1_23=8, var_1_24=25, var_1_25=32, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_2=0, var_1_32=1, var_1_3=0, var_1_4=10, var_1_7=0, var_1_8=2, var_1_9=0] [L98] COND FALSE !(var_1_19 >= var_1_19) [L103] var_1_15 = var_1_7 VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=6174510459, var_1_11=-2147483650, var_1_12=8, var_1_15=0, var_1_16=1, var_1_17=9223372043297226751U, var_1_18=9223372047592194047U, var_1_19=7/5, var_1_1=1, var_1_20=7/5, var_1_21=0, var_1_22=25, var_1_23=8, var_1_24=25, var_1_25=32, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_2=0, var_1_32=1, var_1_3=0, var_1_4=10, var_1_7=0, var_1_8=2, var_1_9=0] [L108] COND TRUE var_1_19 != var_1_19 [L109] var_1_16 = (((((var_1_11) < (var_1_7)) ? (var_1_11) : (var_1_7))) + var_1_8) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=6174510459, var_1_11=-2147483650, var_1_12=8, var_1_15=0, var_1_16=2, var_1_17=9223372043297226751U, var_1_18=9223372047592194047U, var_1_19=7/5, var_1_1=1, var_1_20=7/5, var_1_21=0, var_1_22=25, var_1_23=8, var_1_24=25, var_1_25=32, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_2=0, var_1_32=1, var_1_3=0, var_1_4=10, var_1_7=0, var_1_8=2, var_1_9=0] [L117] unsigned char stepLocal_2 = var_1_1; VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, stepLocal_2=1, var_1_10=6174510459, var_1_11=-2147483650, var_1_12=8, var_1_15=0, var_1_16=2, var_1_17=9223372043297226751U, var_1_18=9223372047592194047U, var_1_19=7/5, var_1_1=1, var_1_20=7/5, var_1_21=0, var_1_22=25, var_1_23=8, var_1_24=25, var_1_25=32, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_2=0, var_1_32=1, var_1_3=0, var_1_4=10, var_1_7=0, var_1_8=2, var_1_9=0] [L118] COND TRUE (var_1_16 == (var_1_8 - var_1_9)) && stepLocal_2 [L119] var_1_21 = var_1_9 VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=6174510459, var_1_11=-2147483650, var_1_12=8, var_1_15=0, var_1_16=2, var_1_17=9223372043297226751U, var_1_18=9223372047592194047U, var_1_19=7/5, var_1_1=1, var_1_20=7/5, var_1_21=0, var_1_22=25, var_1_23=8, var_1_24=25, var_1_25=32, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_2=0, var_1_32=1, var_1_3=0, var_1_4=10, var_1_7=0, var_1_8=2, var_1_9=0] [L177] RET step() [L178] CALL, EXPR property() [L168-L169] return (((((((var_1_1 == ((unsigned char) (var_1_2 || (! var_1_3)))) && ((var_1_12 == var_1_12) ? (var_1_4 == ((signed char) ((8 + ((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8)))) - var_1_9))) : 1)) && (var_1_10 == ((unsigned long int) (4027026809u - (((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11))) - var_1_7))))) && ((last_1_var_1_16 != last_1_var_1_10) ? ((var_1_8 <= last_1_var_1_16) ? (((- last_1_var_1_19) >= last_1_var_1_19) ? (var_1_12 == ((signed short int) var_1_8)) : 1) : 1) : (var_1_12 == ((signed short int) var_1_9)))) && (var_1_1 ? ((var_1_19 >= var_1_19) ? ((! var_1_3) ? (var_1_15 == ((signed short int) var_1_8)) : 1) : (var_1_15 == ((signed short int) var_1_7))) : (var_1_15 == ((signed short int) 5)))) && ((var_1_19 != var_1_19) ? (var_1_16 == ((unsigned long int) (((((var_1_11) < (var_1_7)) ? (var_1_11) : (var_1_7))) + var_1_8))) : ((var_1_4 > var_1_12) ? (var_1_16 == ((unsigned long int) (var_1_17 - (var_1_11 - var_1_8)))) : (var_1_16 == ((unsigned long int) (((((var_1_17) > (var_1_18)) ? (var_1_17) : (var_1_18))) - var_1_9)))))) && (var_1_19 == ((double) ((((((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) < (1.4)) ? (((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) : (1.4)))))) && (((var_1_16 == (var_1_8 - var_1_9)) && var_1_1) ? (var_1_21 == ((unsigned short int) var_1_9)) : 1) ; VAL [\result=0, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=6174510459, var_1_11=-2147483650, var_1_12=8, var_1_15=0, var_1_16=2, var_1_17=9223372043297226751U, var_1_18=9223372047592194047U, var_1_19=7/5, var_1_1=1, var_1_20=7/5, var_1_21=0, var_1_22=25, var_1_23=8, var_1_24=25, var_1_25=32, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_2=0, var_1_32=1, var_1_3=0, var_1_4=10, var_1_7=0, var_1_8=2, var_1_9=0] [L178] RET, EXPR property() [L178] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=6174510459, var_1_11=-2147483650, var_1_12=8, var_1_15=0, var_1_16=2, var_1_17=9223372043297226751U, var_1_18=9223372047592194047U, var_1_19=7/5, var_1_1=1, var_1_20=7/5, var_1_21=0, var_1_22=25, var_1_23=8, var_1_24=25, var_1_25=32, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_2=0, var_1_32=1, var_1_3=0, var_1_4=10, var_1_7=0, var_1_8=2, var_1_9=0] [L19] reach_error() VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=6174510459, var_1_11=-2147483650, var_1_12=8, var_1_15=0, var_1_16=2, var_1_17=9223372043297226751U, var_1_18=9223372047592194047U, var_1_19=7/5, var_1_1=1, var_1_20=7/5, var_1_21=0, var_1_22=25, var_1_23=8, var_1_24=25, var_1_25=32, var_1_26=-4, var_1_27=0, var_1_28=-16, var_1_2=0, var_1_32=1, var_1_3=0, var_1_4=10, var_1_7=0, var_1_8=2, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 77 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 7.5s, OverallIterations: 7, TraceHistogramMax: 24, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 571 SdHoareTripleChecker+Valid, 0.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 547 mSDsluCounter, 1398 SdHoareTripleChecker+Invalid, 0.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 717 mSDsCounter, 185 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 251 IncrementalHoareTripleChecker+Invalid, 436 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 185 mSolverCounterUnsat, 681 mSDtfsCounter, 251 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 655 GetRequests, 630 SyntacticMatches, 1 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=194occurred in iteration=6, InterpolantAutomatonStates: 28, 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, 117 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 4.2s InterpolantComputationTime, 1242 NumberOfCodeBlocks, 1242 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 1233 ConstructedInterpolants, 0 QuantifiedInterpolants, 2492 SizeOfPredicates, 3 NumberOfNonLiveVariables, 378 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 8 InterpolantComputations, 5 PerfectInterpolantSequences, 8652/8832 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 [2024-11-08 18:37:38,243 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1945907e-35b7-40ba-8849-6d8a5f71819d/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1945907e-35b7-40ba-8849-6d8a5f71819d/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1945907e-35b7-40ba-8849-6d8a5f71819d/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1945907e-35b7-40ba-8849-6d8a5f71819d/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1945907e-35b7-40ba-8849-6d8a5f71819d/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-11.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1945907e-35b7-40ba-8849-6d8a5f71819d/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1945907e-35b7-40ba-8849-6d8a5f71819d/bin/uautomizer-verify-jihMAELWvX --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 f51ee4a7220dc2b51ff1b4163bfc3c5ced88b90b523c25a3c78fe5519978425e --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 18:37:41,150 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 18:37:41,250 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1945907e-35b7-40ba-8849-6d8a5f71819d/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-08 18:37:41,258 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 18:37:41,258 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 18:37:41,298 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 18:37:41,299 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 18:37:41,299 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 18:37:41,300 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 18:37:41,302 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 18:37:41,303 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 18:37:41,303 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 18:37:41,304 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 18:37:41,304 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 18:37:41,304 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 18:37:41,305 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 18:37:41,305 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 18:37:41,305 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 18:37:41,306 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 18:37:41,306 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 18:37:41,306 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 18:37:41,311 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 18:37:41,311 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 18:37:41,312 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 18:37:41,312 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 18:37:41,312 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 18:37:41,312 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 18:37:41,313 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 18:37:41,313 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 18:37:41,313 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 18:37:41,313 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 18:37:41,314 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 18:37:41,314 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 18:37:41,314 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 18:37:41,314 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 18:37:41,315 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 18:37:41,315 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 18:37:41,315 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 18:37:41,315 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-08 18:37:41,316 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 18:37:41,316 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 18:37:41,317 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 18:37:41,318 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 18:37:41,318 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 18:37:41,318 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_1945907e-35b7-40ba-8849-6d8a5f71819d/bin/uautomizer-verify-jihMAELWvX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1945907e-35b7-40ba-8849-6d8a5f71819d/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f51ee4a7220dc2b51ff1b4163bfc3c5ced88b90b523c25a3c78fe5519978425e [2024-11-08 18:37:41,694 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 18:37:41,721 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 18:37:41,724 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 18:37:41,726 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 18:37:41,726 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 18:37:41,728 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1945907e-35b7-40ba-8849-6d8a5f71819d/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-11.i Unable to find full path for "g++" [2024-11-08 18:37:43,723 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 18:37:43,985 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 18:37:43,988 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1945907e-35b7-40ba-8849-6d8a5f71819d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-11.i [2024-11-08 18:37:43,999 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1945907e-35b7-40ba-8849-6d8a5f71819d/bin/uautomizer-verify-jihMAELWvX/data/4ca128c3c/5f273cad187e4e55b20eedbc5d41b835/FLAG0924fde44 [2024-11-08 18:37:44,016 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1945907e-35b7-40ba-8849-6d8a5f71819d/bin/uautomizer-verify-jihMAELWvX/data/4ca128c3c/5f273cad187e4e55b20eedbc5d41b835 [2024-11-08 18:37:44,019 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 18:37:44,022 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 18:37:44,023 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 18:37:44,025 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 18:37:44,030 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 18:37:44,031 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:37:44" (1/1) ... [2024-11-08 18:37:44,032 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5fb07570 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:37:44, skipping insertion in model container [2024-11-08 18:37:44,032 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:37:44" (1/1) ... [2024-11-08 18:37:44,072 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 18:37:44,333 WARN L250 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_1945907e-35b7-40ba-8849-6d8a5f71819d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-11.i[915,928] [2024-11-08 18:37:44,457 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 18:37:44,485 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 18:37:44,498 WARN L250 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_1945907e-35b7-40ba-8849-6d8a5f71819d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-11.i[915,928] [2024-11-08 18:37:44,558 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 18:37:44,588 INFO L204 MainTranslator]: Completed translation [2024-11-08 18:37:44,588 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:37:44 WrapperNode [2024-11-08 18:37:44,588 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 18:37:44,590 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 18:37:44,590 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 18:37:44,590 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 18:37:44,599 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:37:44" (1/1) ... [2024-11-08 18:37:44,620 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:37:44" (1/1) ... [2024-11-08 18:37:44,671 INFO L138 Inliner]: procedures = 27, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 174 [2024-11-08 18:37:44,671 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 18:37:44,672 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 18:37:44,672 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 18:37:44,672 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 18:37:44,692 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:37:44" (1/1) ... [2024-11-08 18:37:44,692 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:37:44" (1/1) ... [2024-11-08 18:37:44,697 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:37:44" (1/1) ... [2024-11-08 18:37:44,724 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-08 18:37:44,727 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:37:44" (1/1) ... [2024-11-08 18:37:44,728 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:37:44" (1/1) ... [2024-11-08 18:37:44,743 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:37:44" (1/1) ... [2024-11-08 18:37:44,750 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:37:44" (1/1) ... [2024-11-08 18:37:44,759 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:37:44" (1/1) ... [2024-11-08 18:37:44,761 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:37:44" (1/1) ... [2024-11-08 18:37:44,768 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 18:37:44,769 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 18:37:44,769 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 18:37:44,769 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 18:37:44,770 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:37:44" (1/1) ... [2024-11-08 18:37:44,781 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 18:37:44,790 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1945907e-35b7-40ba-8849-6d8a5f71819d/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:37:44,804 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1945907e-35b7-40ba-8849-6d8a5f71819d/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 18:37:44,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1945907e-35b7-40ba-8849-6d8a5f71819d/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 18:37:44,830 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 18:37:44,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-08 18:37:44,831 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 18:37:44,831 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 18:37:44,831 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 18:37:44,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 18:37:44,960 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 18:37:44,963 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 18:37:46,058 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-08 18:37:46,058 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 18:37:46,077 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 18:37:46,077 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 18:37:46,077 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:37:46 BoogieIcfgContainer [2024-11-08 18:37:46,077 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 18:37:46,080 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 18:37:46,080 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 18:37:46,084 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 18:37:46,085 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 06:37:44" (1/3) ... [2024-11-08 18:37:46,086 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37f04e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:37:46, skipping insertion in model container [2024-11-08 18:37:46,087 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:37:44" (2/3) ... [2024-11-08 18:37:46,087 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37f04e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:37:46, skipping insertion in model container [2024-11-08 18:37:46,088 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:37:46" (3/3) ... [2024-11-08 18:37:46,089 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-11.i [2024-11-08 18:37:46,109 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 18:37:46,109 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 18:37:46,184 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 18:37:46,192 INFO L333 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, 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;@23bb8b8b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 18:37:46,193 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 18:37:46,199 INFO L276 IsEmpty]: Start isEmpty. Operand has 77 states, 50 states have (on average 1.44) internal successors, (72), 51 states have internal predecessors, (72), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 18:37:46,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-08 18:37:46,218 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:37:46,219 INFO L215 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:37:46,219 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:37:46,225 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:37:46,226 INFO L85 PathProgramCache]: Analyzing trace with hash 831330215, now seen corresponding path program 1 times [2024-11-08 18:37:46,242 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 18:37:46,243 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2055720481] [2024-11-08 18:37:46,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:37:46,244 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 [2024-11-08 18:37:46,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1945907e-35b7-40ba-8849-6d8a5f71819d/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 18:37:46,247 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1945907e-35b7-40ba-8849-6d8a5f71819d/bin/uautomizer-verify-jihMAELWvX/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) [2024-11-08 18:37:46,250 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1945907e-35b7-40ba-8849-6d8a5f71819d/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 18:37:46,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:46,621 INFO L255 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 18:37:46,639 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:37:46,704 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 494 proven. 0 refuted. 0 times theorem prover too weak. 610 trivial. 0 not checked. [2024-11-08 18:37:46,704 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 18:37:46,705 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 18:37:46,705 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2055720481] [2024-11-08 18:37:46,706 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2055720481] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:37:46,706 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:37:46,706 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 18:37:46,710 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [355902858] [2024-11-08 18:37:46,711 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:37:46,716 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 18:37:46,717 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 18:37:46,744 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 18:37:46,745 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 18:37:46,747 INFO L87 Difference]: Start difference. First operand has 77 states, 50 states have (on average 1.44) internal successors, (72), 51 states have internal predecessors, (72), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) Second operand has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-08 18:37:46,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:37:46,793 INFO L93 Difference]: Finished difference Result 147 states and 258 transitions. [2024-11-08 18:37:46,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 18:37:46,796 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 154 [2024-11-08 18:37:46,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:37:46,806 INFO L225 Difference]: With dead ends: 147 [2024-11-08 18:37:46,806 INFO L226 Difference]: Without dead ends: 73 [2024-11-08 18:37:46,812 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 153 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 18:37:46,817 INFO L432 NwaCegarLoop]: 112 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 112 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 18:37:46,820 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 112 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 18:37:46,838 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2024-11-08 18:37:46,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2024-11-08 18:37:46,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 47 states have (on average 1.3617021276595744) internal successors, (64), 47 states have internal predecessors, (64), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 18:37:46,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 112 transitions. [2024-11-08 18:37:46,883 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 112 transitions. Word has length 154 [2024-11-08 18:37:46,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:37:46,886 INFO L471 AbstractCegarLoop]: Abstraction has 73 states and 112 transitions. [2024-11-08 18:37:46,886 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-08 18:37:46,887 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 112 transitions. [2024-11-08 18:37:46,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-08 18:37:46,893 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:37:46,894 INFO L215 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:37:46,902 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1945907e-35b7-40ba-8849-6d8a5f71819d/bin/uautomizer-verify-jihMAELWvX/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)] Ended with exit code 0 [2024-11-08 18:37:47,098 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1945907e-35b7-40ba-8849-6d8a5f71819d/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 18:37:47,098 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:37:47,099 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:37:47,099 INFO L85 PathProgramCache]: Analyzing trace with hash -916173981, now seen corresponding path program 1 times [2024-11-08 18:37:47,101 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 18:37:47,101 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1035450187] [2024-11-08 18:37:47,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:37:47,101 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 [2024-11-08 18:37:47,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1945907e-35b7-40ba-8849-6d8a5f71819d/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 18:37:47,106 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1945907e-35b7-40ba-8849-6d8a5f71819d/bin/uautomizer-verify-jihMAELWvX/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) [2024-11-08 18:37:47,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1945907e-35b7-40ba-8849-6d8a5f71819d/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 18:37:47,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:47,373 INFO L255 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 18:37:47,378 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:37:47,446 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2024-11-08 18:37:47,447 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 18:37:47,447 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 18:37:47,447 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1035450187] [2024-11-08 18:37:47,447 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1035450187] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:37:47,448 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:37:47,448 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 18:37:47,448 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1827828219] [2024-11-08 18:37:47,448 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:37:47,452 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 18:37:47,453 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 18:37:47,454 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 18:37:47,455 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:37:47,455 INFO L87 Difference]: Start difference. First operand 73 states and 112 transitions. Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-11-08 18:37:47,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:37:47,576 INFO L93 Difference]: Finished difference Result 187 states and 288 transitions. [2024-11-08 18:37:47,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 18:37:47,577 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) Word has length 154 [2024-11-08 18:37:47,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:37:47,584 INFO L225 Difference]: With dead ends: 187 [2024-11-08 18:37:47,585 INFO L226 Difference]: Without dead ends: 117 [2024-11-08 18:37:47,586 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:37:47,590 INFO L432 NwaCegarLoop]: 173 mSDtfsCounter, 107 mSDsluCounter, 68 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 107 SdHoareTripleChecker+Valid, 241 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 18:37:47,591 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [107 Valid, 241 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 18:37:47,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states. [2024-11-08 18:37:47,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 73. [2024-11-08 18:37:47,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 47 states have (on average 1.3404255319148937) internal successors, (63), 47 states have internal predecessors, (63), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-08 18:37:47,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 111 transitions. [2024-11-08 18:37:47,612 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 111 transitions. Word has length 154 [2024-11-08 18:37:47,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:37:47,614 INFO L471 AbstractCegarLoop]: Abstraction has 73 states and 111 transitions. [2024-11-08 18:37:47,614 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-11-08 18:37:47,615 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 111 transitions. [2024-11-08 18:37:47,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2024-11-08 18:37:47,617 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:37:47,617 INFO L215 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:37:47,625 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1945907e-35b7-40ba-8849-6d8a5f71819d/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-08 18:37:47,818 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1945907e-35b7-40ba-8849-6d8a5f71819d/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 18:37:47,819 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:37:47,819 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:37:47,820 INFO L85 PathProgramCache]: Analyzing trace with hash 1300316788, now seen corresponding path program 1 times [2024-11-08 18:37:47,820 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 18:37:47,821 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [260086621] [2024-11-08 18:37:47,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:37:47,821 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 [2024-11-08 18:37:47,821 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1945907e-35b7-40ba-8849-6d8a5f71819d/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 18:37:47,824 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1945907e-35b7-40ba-8849-6d8a5f71819d/bin/uautomizer-verify-jihMAELWvX/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) [2024-11-08 18:37:47,826 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1945907e-35b7-40ba-8849-6d8a5f71819d/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 18:37:48,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:48,164 INFO L255 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 18:37:48,175 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:37:48,225 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2024-11-08 18:37:48,229 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 18:37:48,230 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 18:37:48,230 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [260086621] [2024-11-08 18:37:48,230 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [260086621] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:37:48,230 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:37:48,231 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 18:37:48,231 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2078481757] [2024-11-08 18:37:48,231 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:37:48,232 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 18:37:48,232 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 18:37:48,235 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 18:37:48,235 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:37:48,236 INFO L87 Difference]: Start difference. First operand 73 states and 111 transitions. Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-11-08 18:37:48,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:37:48,312 INFO L93 Difference]: Finished difference Result 195 states and 297 transitions. [2024-11-08 18:37:48,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 18:37:48,313 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) Word has length 155 [2024-11-08 18:37:48,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:37:48,316 INFO L225 Difference]: With dead ends: 195 [2024-11-08 18:37:48,316 INFO L226 Difference]: Without dead ends: 125 [2024-11-08 18:37:48,318 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 153 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:37:48,320 INFO L432 NwaCegarLoop]: 108 mSDtfsCounter, 81 mSDsluCounter, 97 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 81 SdHoareTripleChecker+Valid, 205 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 18:37:48,320 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [81 Valid, 205 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 18:37:48,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2024-11-08 18:37:48,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 122. [2024-11-08 18:37:48,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 122 states, 78 states have (on average 1.3205128205128205) internal successors, (103), 79 states have internal predecessors, (103), 41 states have call successors, (41), 2 states have call predecessors, (41), 2 states have return successors, (41), 40 states have call predecessors, (41), 41 states have call successors, (41) [2024-11-08 18:37:48,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 185 transitions. [2024-11-08 18:37:48,343 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 185 transitions. Word has length 155 [2024-11-08 18:37:48,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:37:48,345 INFO L471 AbstractCegarLoop]: Abstraction has 122 states and 185 transitions. [2024-11-08 18:37:48,345 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-11-08 18:37:48,345 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 185 transitions. [2024-11-08 18:37:48,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2024-11-08 18:37:48,349 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:37:48,349 INFO L215 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:37:48,361 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1945907e-35b7-40ba-8849-6d8a5f71819d/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-11-08 18:37:48,550 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1945907e-35b7-40ba-8849-6d8a5f71819d/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 18:37:48,550 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:37:48,551 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:37:48,551 INFO L85 PathProgramCache]: Analyzing trace with hash 1548620988, now seen corresponding path program 1 times [2024-11-08 18:37:48,551 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 18:37:48,552 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [425569102] [2024-11-08 18:37:48,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:37:48,552 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 [2024-11-08 18:37:48,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1945907e-35b7-40ba-8849-6d8a5f71819d/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 18:37:48,555 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1945907e-35b7-40ba-8849-6d8a5f71819d/bin/uautomizer-verify-jihMAELWvX/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) [2024-11-08 18:37:48,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1945907e-35b7-40ba-8849-6d8a5f71819d/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 18:37:48,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:48,835 INFO L255 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-08 18:37:48,841 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:37:50,606 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2024-11-08 18:37:50,607 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 18:37:50,608 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 18:37:50,611 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [425569102] [2024-11-08 18:37:50,612 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [425569102] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:37:50,612 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:37:50,612 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 18:37:50,615 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1809148630] [2024-11-08 18:37:50,615 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:37:50,616 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 18:37:50,617 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 18:37:50,618 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 18:37:50,618 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 18:37:50,618 INFO L87 Difference]: Start difference. First operand 122 states and 185 transitions. Second operand has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-11-08 18:37:51,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:37:51,271 INFO L93 Difference]: Finished difference Result 335 states and 507 transitions. [2024-11-08 18:37:51,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 18:37:51,274 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) Word has length 155 [2024-11-08 18:37:51,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:37:51,282 INFO L225 Difference]: With dead ends: 335 [2024-11-08 18:37:51,286 INFO L226 Difference]: Without dead ends: 216 [2024-11-08 18:37:51,287 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-08 18:37:51,289 INFO L432 NwaCegarLoop]: 106 mSDtfsCounter, 75 mSDsluCounter, 256 mSDsCounter, 0 mSdLazyCounter, 72 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 75 SdHoareTripleChecker+Valid, 362 SdHoareTripleChecker+Invalid, 121 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 72 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-08 18:37:51,292 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [75 Valid, 362 Invalid, 121 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 72 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-08 18:37:51,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 216 states. [2024-11-08 18:37:51,360 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 216 to 182. [2024-11-08 18:37:51,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 182 states, 112 states have (on average 1.2678571428571428) internal successors, (142), 113 states have internal predecessors, (142), 65 states have call successors, (65), 4 states have call predecessors, (65), 4 states have return successors, (65), 64 states have call predecessors, (65), 65 states have call successors, (65) [2024-11-08 18:37:51,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 272 transitions. [2024-11-08 18:37:51,370 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 272 transitions. Word has length 155 [2024-11-08 18:37:51,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:37:51,375 INFO L471 AbstractCegarLoop]: Abstraction has 182 states and 272 transitions. [2024-11-08 18:37:51,376 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-11-08 18:37:51,376 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 272 transitions. [2024-11-08 18:37:51,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2024-11-08 18:37:51,379 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:37:51,383 INFO L215 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:37:51,398 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1945907e-35b7-40ba-8849-6d8a5f71819d/bin/uautomizer-verify-jihMAELWvX/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)] Ended with exit code 0 [2024-11-08 18:37:51,584 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1945907e-35b7-40ba-8849-6d8a5f71819d/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 18:37:51,585 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:37:51,586 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:37:51,587 INFO L85 PathProgramCache]: Analyzing trace with hash -2066297731, now seen corresponding path program 1 times [2024-11-08 18:37:51,588 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 18:37:51,589 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [112286250] [2024-11-08 18:37:51,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:37:51,589 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 [2024-11-08 18:37:51,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1945907e-35b7-40ba-8849-6d8a5f71819d/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 18:37:51,595 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1945907e-35b7-40ba-8849-6d8a5f71819d/bin/uautomizer-verify-jihMAELWvX/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) [2024-11-08 18:37:51,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1945907e-35b7-40ba-8849-6d8a5f71819d/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 18:37:52,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:52,050 INFO L255 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 18:37:52,057 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:37:52,804 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 269 proven. 60 refuted. 0 times theorem prover too weak. 775 trivial. 0 not checked. [2024-11-08 18:37:52,805 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 18:37:53,347 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 9 proven. 60 refuted. 0 times theorem prover too weak. 1035 trivial. 0 not checked. [2024-11-08 18:37:53,347 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 18:37:53,348 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [112286250] [2024-11-08 18:37:53,348 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [112286250] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 18:37:53,348 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-08 18:37:53,349 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2024-11-08 18:37:53,349 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [406277029] [2024-11-08 18:37:53,349 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-08 18:37:53,350 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 18:37:53,350 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 18:37:53,351 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 18:37:53,352 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-11-08 18:37:53,352 INFO L87 Difference]: Start difference. First operand 182 states and 272 transitions. Second operand has 9 states, 9 states have (on average 5.555555555555555) internal successors, (50), 9 states have internal predecessors, (50), 2 states have call successors, (44), 2 states have call predecessors, (44), 4 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) [2024-11-08 18:37:54,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:37:54,157 INFO L93 Difference]: Finished difference Result 327 states and 477 transitions. [2024-11-08 18:37:54,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 18:37:54,161 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.555555555555555) internal successors, (50), 9 states have internal predecessors, (50), 2 states have call successors, (44), 2 states have call predecessors, (44), 4 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) Word has length 156 [2024-11-08 18:37:54,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:37:54,165 INFO L225 Difference]: With dead ends: 327 [2024-11-08 18:37:54,165 INFO L226 Difference]: Without dead ends: 208 [2024-11-08 18:37:54,166 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 318 GetRequests, 303 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=87, Invalid=153, Unknown=0, NotChecked=0, Total=240 [2024-11-08 18:37:54,167 INFO L432 NwaCegarLoop]: 77 mSDtfsCounter, 237 mSDsluCounter, 105 mSDsCounter, 0 mSdLazyCounter, 140 mSolverCounterSat, 116 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 239 SdHoareTripleChecker+Valid, 182 SdHoareTripleChecker+Invalid, 256 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 116 IncrementalHoareTripleChecker+Valid, 140 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-08 18:37:54,168 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [239 Valid, 182 Invalid, 256 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [116 Valid, 140 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-08 18:37:54,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 208 states. [2024-11-08 18:37:54,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 208 to 194. [2024-11-08 18:37:54,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 194 states, 121 states have (on average 1.2148760330578512) internal successors, (147), 122 states have internal predecessors, (147), 65 states have call successors, (65), 7 states have call predecessors, (65), 7 states have return successors, (65), 64 states have call predecessors, (65), 65 states have call successors, (65) [2024-11-08 18:37:54,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 277 transitions. [2024-11-08 18:37:54,219 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 277 transitions. Word has length 156 [2024-11-08 18:37:54,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:37:54,225 INFO L471 AbstractCegarLoop]: Abstraction has 194 states and 277 transitions. [2024-11-08 18:37:54,225 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.555555555555555) internal successors, (50), 9 states have internal predecessors, (50), 2 states have call successors, (44), 2 states have call predecessors, (44), 4 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) [2024-11-08 18:37:54,225 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 277 transitions. [2024-11-08 18:37:54,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2024-11-08 18:37:54,228 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:37:54,228 INFO L215 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:37:54,256 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1945907e-35b7-40ba-8849-6d8a5f71819d/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Ended with exit code 0 [2024-11-08 18:37:54,433 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1945907e-35b7-40ba-8849-6d8a5f71819d/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 18:37:54,433 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:37:54,434 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:37:54,434 INFO L85 PathProgramCache]: Analyzing trace with hash 1101825591, now seen corresponding path program 1 times [2024-11-08 18:37:54,434 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 18:37:54,435 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1292294480] [2024-11-08 18:37:54,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:37:54,435 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 [2024-11-08 18:37:54,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1945907e-35b7-40ba-8849-6d8a5f71819d/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 18:37:54,439 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1945907e-35b7-40ba-8849-6d8a5f71819d/bin/uautomizer-verify-jihMAELWvX/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) [2024-11-08 18:37:54,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1945907e-35b7-40ba-8849-6d8a5f71819d/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 18:37:54,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:54,816 INFO L255 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 18:37:54,822 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:37:55,647 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2024-11-08 18:37:55,647 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 18:37:55,648 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 18:37:55,648 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1292294480] [2024-11-08 18:37:55,648 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1292294480] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:37:55,649 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:37:55,649 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 18:37:55,649 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2038459369] [2024-11-08 18:37:55,649 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:37:55,650 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 18:37:55,650 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 18:37:55,651 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 18:37:55,651 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 18:37:55,652 INFO L87 Difference]: Start difference. First operand 194 states and 277 transitions. Second operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-11-08 18:37:57,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:37:57,445 INFO L93 Difference]: Finished difference Result 329 states and 473 transitions. [2024-11-08 18:37:57,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 18:37:57,446 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) Word has length 157 [2024-11-08 18:37:57,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:37:57,449 INFO L225 Difference]: With dead ends: 329 [2024-11-08 18:37:57,449 INFO L226 Difference]: Without dead ends: 202 [2024-11-08 18:37:57,450 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-08 18:37:57,451 INFO L432 NwaCegarLoop]: 175 mSDtfsCounter, 81 mSDsluCounter, 77 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 81 SdHoareTripleChecker+Valid, 252 SdHoareTripleChecker+Invalid, 79 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-11-08 18:37:57,452 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [81 Valid, 252 Invalid, 79 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-11-08 18:37:57,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states. [2024-11-08 18:37:57,508 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 194. [2024-11-08 18:37:57,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 194 states, 121 states have (on average 1.1818181818181819) internal successors, (143), 122 states have internal predecessors, (143), 65 states have call successors, (65), 7 states have call predecessors, (65), 7 states have return successors, (65), 64 states have call predecessors, (65), 65 states have call successors, (65) [2024-11-08 18:37:57,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 273 transitions. [2024-11-08 18:37:57,513 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 273 transitions. Word has length 157 [2024-11-08 18:37:57,516 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:37:57,516 INFO L471 AbstractCegarLoop]: Abstraction has 194 states and 273 transitions. [2024-11-08 18:37:57,517 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-11-08 18:37:57,517 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 273 transitions. [2024-11-08 18:37:57,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-11-08 18:37:57,523 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:37:57,524 INFO L215 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:37:57,535 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1945907e-35b7-40ba-8849-6d8a5f71819d/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Ended with exit code 0 [2024-11-08 18:37:57,724 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1945907e-35b7-40ba-8849-6d8a5f71819d/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 18:37:57,725 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:37:57,726 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:37:57,726 INFO L85 PathProgramCache]: Analyzing trace with hash -1654226730, now seen corresponding path program 1 times [2024-11-08 18:37:57,726 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 18:37:57,727 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [585353538] [2024-11-08 18:37:57,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:37:57,727 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 [2024-11-08 18:37:57,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1945907e-35b7-40ba-8849-6d8a5f71819d/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 18:37:57,731 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1945907e-35b7-40ba-8849-6d8a5f71819d/bin/uautomizer-verify-jihMAELWvX/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) [2024-11-08 18:37:57,733 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1945907e-35b7-40ba-8849-6d8a5f71819d/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2024-11-08 18:37:58,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:37:58,067 INFO L255 TraceCheckSpWp]: Trace formula consists of 265 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-08 18:37:58,083 INFO L278 TraceCheckSpWp]: Computing forward predicates...