./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 e7bb482b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/bin/uautomizer-verify-WvqO1wxjHP/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_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --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 0.2.3-dev-e7bb482 [2023-11-06 21:14:07,353 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 21:14:07,470 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-06 21:14:07,478 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 21:14:07,479 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 21:14:07,514 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 21:14:07,515 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 21:14:07,516 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 21:14:07,517 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 21:14:07,522 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 21:14:07,523 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 21:14:07,524 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 21:14:07,524 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 21:14:07,526 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 21:14:07,526 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 21:14:07,527 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 21:14:07,527 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 21:14:07,528 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 21:14:07,528 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 21:14:07,529 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 21:14:07,529 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 21:14:07,530 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 21:14:07,530 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 21:14:07,531 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 21:14:07,531 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 21:14:07,532 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 21:14:07,533 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 21:14:07,533 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 21:14:07,533 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 21:14:07,534 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 21:14:07,535 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 21:14:07,536 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 21:14:07,536 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 21:14:07,536 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 21:14:07,537 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 21:14:07,537 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 21:14:07,537 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 21:14:07,538 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 21:14:07,538 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 21:14:07,538 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_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/bin/uautomizer-verify-WvqO1wxjHP/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f51ee4a7220dc2b51ff1b4163bfc3c5ced88b90b523c25a3c78fe5519978425e [2023-11-06 21:14:07,786 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 21:14:07,810 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 21:14:07,813 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 21:14:07,815 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 21:14:07,815 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 21:14:07,816 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-11.i [2023-11-06 21:14:10,904 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 21:14:11,271 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 21:14:11,273 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-11.i [2023-11-06 21:14:11,287 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/bin/uautomizer-verify-WvqO1wxjHP/data/408283992/1c88261bccee433a87863999089d1aed/FLAG2c82c691f [2023-11-06 21:14:11,300 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/bin/uautomizer-verify-WvqO1wxjHP/data/408283992/1c88261bccee433a87863999089d1aed [2023-11-06 21:14:11,303 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 21:14:11,304 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 21:14:11,306 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 21:14:11,306 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 21:14:11,315 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 21:14:11,316 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:14:11" (1/1) ... [2023-11-06 21:14:11,317 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f8cfd5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:14:11, skipping insertion in model container [2023-11-06 21:14:11,317 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:14:11" (1/1) ... [2023-11-06 21:14:11,367 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 21:14:11,534 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-11.i[915,928] [2023-11-06 21:14:11,599 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 21:14:11,614 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 21:14:11,626 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-11.i[915,928] [2023-11-06 21:14:11,659 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 21:14:11,694 INFO L206 MainTranslator]: Completed translation [2023-11-06 21:14:11,694 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:14:11 WrapperNode [2023-11-06 21:14:11,695 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 21:14:11,696 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 21:14:11,697 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 21:14:11,701 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 21:14:11,709 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:14:11" (1/1) ... [2023-11-06 21:14:11,721 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:14:11" (1/1) ... [2023-11-06 21:14:11,761 INFO L138 Inliner]: procedures = 26, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 178 [2023-11-06 21:14:11,762 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 21:14:11,762 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 21:14:11,763 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 21:14:11,763 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 21:14:11,773 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:14:11" (1/1) ... [2023-11-06 21:14:11,773 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:14:11" (1/1) ... [2023-11-06 21:14:11,776 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:14:11" (1/1) ... [2023-11-06 21:14:11,776 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:14:11" (1/1) ... [2023-11-06 21:14:11,786 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:14:11" (1/1) ... [2023-11-06 21:14:11,797 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:14:11" (1/1) ... [2023-11-06 21:14:11,799 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:14:11" (1/1) ... [2023-11-06 21:14:11,801 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:14:11" (1/1) ... [2023-11-06 21:14:11,805 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 21:14:11,806 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 21:14:11,806 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 21:14:11,807 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 21:14:11,808 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:14:11" (1/1) ... [2023-11-06 21:14:11,815 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 21:14:11,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:14:11,851 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 21:14:11,868 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 21:14:11,897 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 21:14:11,897 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 21:14:11,898 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 21:14:11,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 21:14:11,898 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 21:14:11,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 21:14:12,031 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 21:14:12,034 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 21:14:12,451 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 21:14:12,462 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 21:14:12,462 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 21:14:12,465 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:14:12 BoogieIcfgContainer [2023-11-06 21:14:12,465 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 21:14:12,468 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 21:14:12,468 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 21:14:12,471 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 21:14:12,472 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 09:14:11" (1/3) ... [2023-11-06 21:14:12,472 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e47b7cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:14:12, skipping insertion in model container [2023-11-06 21:14:12,473 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:14:11" (2/3) ... [2023-11-06 21:14:12,473 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e47b7cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:14:12, skipping insertion in model container [2023-11-06 21:14:12,473 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:14:12" (3/3) ... [2023-11-06 21:14:12,475 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-11.i [2023-11-06 21:14:12,492 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 21:14:12,493 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 21:14:12,552 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 21:14:12,560 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@682532e0, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 21:14:12,560 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 21:14:12,565 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) [2023-11-06 21:14:12,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2023-11-06 21:14:12,589 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:14:12,590 INFO L195 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] [2023-11-06 21:14:12,591 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:14:12,597 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:14:12,598 INFO L85 PathProgramCache]: Analyzing trace with hash 1292399176, now seen corresponding path program 1 times [2023-11-06 21:14:12,609 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:14:12,610 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1217738032] [2023-11-06 21:14:12,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:14:12,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:14:12,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:13,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-06 21:14:13,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:13,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-06 21:14:13,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:13,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-06 21:14:13,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:13,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-06 21:14:13,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:13,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-06 21:14:13,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:13,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-06 21:14:13,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:13,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-06 21:14:13,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:13,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-06 21:14:13,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:13,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-11-06 21:14:13,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:13,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-11-06 21:14:13,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:13,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-11-06 21:14:13,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:13,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-11-06 21:14:13,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:13,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-06 21:14:13,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:13,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-11-06 21:14:13,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:13,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-06 21:14:13,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:13,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-11-06 21:14:13,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:13,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-11-06 21:14:13,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:13,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2023-11-06 21:14:13,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:13,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-11-06 21:14:13,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:13,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2023-11-06 21:14:13,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:13,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2023-11-06 21:14:13,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:13,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-06 21:14:13,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:13,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2023-11-06 21:14:13,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:13,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2023-11-06 21:14:13,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:13,377 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2023-11-06 21:14:13,378 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 21:14:13,378 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1217738032] [2023-11-06 21:14:13,379 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1217738032] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:14:13,380 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 21:14:13,380 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 21:14:13,382 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [111922058] [2023-11-06 21:14:13,383 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:14:13,390 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 21:14:13,390 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 21:14:13,428 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 21:14:13,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 21:14:13,432 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) [2023-11-06 21:14:13,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:14:13,501 INFO L93 Difference]: Finished difference Result 147 states and 258 transitions. [2023-11-06 21:14:13,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 21:14:13,504 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 [2023-11-06 21:14:13,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:14:13,517 INFO L225 Difference]: With dead ends: 147 [2023-11-06 21:14:13,517 INFO L226 Difference]: Without dead ends: 73 [2023-11-06 21:14:13,523 INFO L412 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 [2023-11-06 21:14:13,529 INFO L413 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 [2023-11-06 21:14:13,530 INFO L414 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] [2023-11-06 21:14:13,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2023-11-06 21:14:13,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2023-11-06 21:14:13,596 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) [2023-11-06 21:14:13,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 112 transitions. [2023-11-06 21:14:13,607 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 112 transitions. Word has length 154 [2023-11-06 21:14:13,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:14:13,609 INFO L495 AbstractCegarLoop]: Abstraction has 73 states and 112 transitions. [2023-11-06 21:14:13,610 INFO L496 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) [2023-11-06 21:14:13,610 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 112 transitions. [2023-11-06 21:14:13,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2023-11-06 21:14:13,621 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:14:13,623 INFO L195 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] [2023-11-06 21:14:13,623 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-06 21:14:13,624 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:14:13,624 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:14:13,625 INFO L85 PathProgramCache]: Analyzing trace with hash -455105020, now seen corresponding path program 1 times [2023-11-06 21:14:13,625 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:14:13,625 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2064299609] [2023-11-06 21:14:13,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:14:13,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:14:13,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:14,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-06 21:14:14,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:14,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-06 21:14:14,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:14,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-06 21:14:14,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:14,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-06 21:14:14,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:14,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-06 21:14:14,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:14,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-06 21:14:14,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:14,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-06 21:14:14,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:14,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-06 21:14:14,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:14,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-11-06 21:14:14,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:14,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-11-06 21:14:14,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:14,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-11-06 21:14:14,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:14,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-11-06 21:14:14,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:14,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-06 21:14:14,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:14,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-11-06 21:14:14,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:14,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-06 21:14:14,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:14,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-11-06 21:14:14,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:14,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-11-06 21:14:14,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:14,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2023-11-06 21:14:14,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:14,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-11-06 21:14:14,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:14,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2023-11-06 21:14:14,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:14,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2023-11-06 21:14:14,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:14,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-06 21:14:14,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:14,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2023-11-06 21:14:14,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:14,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2023-11-06 21:14:14,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:14,182 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2023-11-06 21:14:14,182 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 21:14:14,183 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2064299609] [2023-11-06 21:14:14,183 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2064299609] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:14:14,183 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 21:14:14,184 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 21:14:14,184 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1804636301] [2023-11-06 21:14:14,184 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:14:14,187 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 21:14:14,188 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 21:14:14,189 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 21:14:14,189 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 21:14:14,189 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) [2023-11-06 21:14:14,284 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:14:14,286 INFO L93 Difference]: Finished difference Result 187 states and 288 transitions. [2023-11-06 21:14:14,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 21:14:14,288 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 [2023-11-06 21:14:14,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:14:14,296 INFO L225 Difference]: With dead ends: 187 [2023-11-06 21:14:14,296 INFO L226 Difference]: Without dead ends: 117 [2023-11-06 21:14:14,303 INFO L412 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 [2023-11-06 21:14:14,306 INFO L413 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 [2023-11-06 21:14:14,307 INFO L414 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] [2023-11-06 21:14:14,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states. [2023-11-06 21:14:14,334 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 73. [2023-11-06 21:14:14,334 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) [2023-11-06 21:14:14,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 111 transitions. [2023-11-06 21:14:14,336 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 111 transitions. Word has length 154 [2023-11-06 21:14:14,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:14:14,340 INFO L495 AbstractCegarLoop]: Abstraction has 73 states and 111 transitions. [2023-11-06 21:14:14,341 INFO L496 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) [2023-11-06 21:14:14,341 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 111 transitions. [2023-11-06 21:14:14,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-11-06 21:14:14,346 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:14:14,346 INFO L195 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] [2023-11-06 21:14:14,346 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-06 21:14:14,347 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:14:14,347 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:14:14,348 INFO L85 PathProgramCache]: Analyzing trace with hash -1586414604, now seen corresponding path program 1 times [2023-11-06 21:14:14,348 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:14:14,348 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1567266708] [2023-11-06 21:14:14,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:14:14,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:14:14,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:14,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-06 21:14:14,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:14,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-06 21:14:14,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:14,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-06 21:14:14,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:14,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-06 21:14:14,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:14,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-06 21:14:14,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:14,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-06 21:14:14,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:14,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-06 21:14:14,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:14,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-06 21:14:14,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:14,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-11-06 21:14:14,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:14,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-11-06 21:14:14,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:14,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-11-06 21:14:14,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:14,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-11-06 21:14:14,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:14,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-06 21:14:14,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:14,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-11-06 21:14:14,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:14,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-06 21:14:14,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:14,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-11-06 21:14:14,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:14,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-11-06 21:14:14,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:14,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2023-11-06 21:14:14,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:14,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-11-06 21:14:14,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:14,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2023-11-06 21:14:14,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:14,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2023-11-06 21:14:14,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:14,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-06 21:14:14,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:14,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2023-11-06 21:14:14,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:14,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2023-11-06 21:14:14,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:14,601 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2023-11-06 21:14:14,601 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 21:14:14,601 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1567266708] [2023-11-06 21:14:14,602 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1567266708] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:14:14,602 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 21:14:14,602 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 21:14:14,602 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [980890297] [2023-11-06 21:14:14,602 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:14:14,603 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 21:14:14,603 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 21:14:14,604 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 21:14:14,604 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 21:14:14,622 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) [2023-11-06 21:14:14,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:14:14,688 INFO L93 Difference]: Finished difference Result 195 states and 297 transitions. [2023-11-06 21:14:14,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 21:14:14,689 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 [2023-11-06 21:14:14,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:14:14,698 INFO L225 Difference]: With dead ends: 195 [2023-11-06 21:14:14,698 INFO L226 Difference]: Without dead ends: 125 [2023-11-06 21:14:14,701 INFO L412 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 [2023-11-06 21:14:14,702 INFO L413 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 [2023-11-06 21:14:14,703 INFO L414 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] [2023-11-06 21:14:14,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2023-11-06 21:14:14,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 122. [2023-11-06 21:14:14,744 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) [2023-11-06 21:14:14,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 185 transitions. [2023-11-06 21:14:14,747 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 185 transitions. Word has length 155 [2023-11-06 21:14:14,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:14:14,748 INFO L495 AbstractCegarLoop]: Abstraction has 122 states and 185 transitions. [2023-11-06 21:14:14,748 INFO L496 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) [2023-11-06 21:14:14,748 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 185 transitions. [2023-11-06 21:14:14,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-11-06 21:14:14,755 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:14:14,756 INFO L195 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] [2023-11-06 21:14:14,756 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-06 21:14:14,756 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:14:14,757 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:14:14,757 INFO L85 PathProgramCache]: Analyzing trace with hash -1338110404, now seen corresponding path program 1 times [2023-11-06 21:14:14,757 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:14:14,757 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1016166193] [2023-11-06 21:14:14,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:14:14,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:14:14,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:15,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-06 21:14:15,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:15,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-06 21:14:15,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:15,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-06 21:14:15,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:15,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-06 21:14:15,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:15,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-06 21:14:15,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:15,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-06 21:14:15,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:15,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-06 21:14:15,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:15,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-06 21:14:15,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:15,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-11-06 21:14:15,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:15,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-11-06 21:14:15,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:15,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-11-06 21:14:15,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:15,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-11-06 21:14:15,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:15,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-06 21:14:15,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:15,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-11-06 21:14:15,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:15,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-06 21:14:15,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:15,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-11-06 21:14:15,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:15,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-11-06 21:14:15,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:15,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2023-11-06 21:14:15,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:15,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-11-06 21:14:15,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:15,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2023-11-06 21:14:15,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:15,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2023-11-06 21:14:15,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:15,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-06 21:14:15,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:15,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2023-11-06 21:14:15,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:15,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2023-11-06 21:14:15,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:15,801 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2023-11-06 21:14:15,801 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 21:14:15,801 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1016166193] [2023-11-06 21:14:15,801 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1016166193] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:14:15,801 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 21:14:15,802 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 21:14:15,802 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [411231573] [2023-11-06 21:14:15,802 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:14:15,803 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 21:14:15,803 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 21:14:15,804 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 21:14:15,804 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2023-11-06 21:14:15,804 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) [2023-11-06 21:14:15,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:14:15,893 INFO L93 Difference]: Finished difference Result 263 states and 396 transitions. [2023-11-06 21:14:15,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-06 21:14:15,893 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 [2023-11-06 21:14:15,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:14:15,897 INFO L225 Difference]: With dead ends: 263 [2023-11-06 21:14:15,897 INFO L226 Difference]: Without dead ends: 144 [2023-11-06 21:14:15,898 INFO L412 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 [2023-11-06 21:14:15,899 INFO L413 NwaCegarLoop]: 105 mSDtfsCounter, 42 mSDsluCounter, 113 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 42 SdHoareTripleChecker+Valid, 218 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 21:14:15,900 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [42 Valid, 218 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 21:14:15,901 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2023-11-06 21:14:15,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 130. [2023-11-06 21:14:15,923 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) [2023-11-06 21:14:15,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 197 transitions. [2023-11-06 21:14:15,925 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 197 transitions. Word has length 155 [2023-11-06 21:14:15,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:14:15,926 INFO L495 AbstractCegarLoop]: Abstraction has 130 states and 197 transitions. [2023-11-06 21:14:15,926 INFO L496 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) [2023-11-06 21:14:15,926 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 197 transitions. [2023-11-06 21:14:15,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-11-06 21:14:15,928 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:14:15,929 INFO L195 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] [2023-11-06 21:14:15,929 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-06 21:14:15,929 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:14:15,930 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:14:15,930 INFO L85 PathProgramCache]: Analyzing trace with hash -1336263362, now seen corresponding path program 1 times [2023-11-06 21:14:15,930 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:14:15,930 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1210280275] [2023-11-06 21:14:15,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:14:15,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:14:16,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:16,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-06 21:14:16,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:16,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-06 21:14:16,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:16,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-06 21:14:16,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:16,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-06 21:14:16,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:16,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-06 21:14:16,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:16,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-06 21:14:16,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:16,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-06 21:14:16,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:16,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-06 21:14:16,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:16,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-11-06 21:14:16,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:16,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-11-06 21:14:16,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:16,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-11-06 21:14:16,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:16,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-11-06 21:14:16,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:16,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-06 21:14:16,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:16,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-11-06 21:14:16,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:16,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-06 21:14:16,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:16,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-11-06 21:14:16,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:16,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-11-06 21:14:16,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:16,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2023-11-06 21:14:16,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:16,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-11-06 21:14:16,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:16,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2023-11-06 21:14:16,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:16,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2023-11-06 21:14:16,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:16,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-06 21:14:16,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:16,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2023-11-06 21:14:16,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:16,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2023-11-06 21:14:16,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:16,499 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2023-11-06 21:14:16,499 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 21:14:16,500 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1210280275] [2023-11-06 21:14:16,500 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1210280275] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:14:16,500 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 21:14:16,500 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 21:14:16,502 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [994205207] [2023-11-06 21:14:16,502 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:14:16,503 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 21:14:16,503 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 21:14:16,504 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 21:14:16,504 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-06 21:14:16,504 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) [2023-11-06 21:14:16,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:14:16,822 INFO L93 Difference]: Finished difference Result 359 states and 543 transitions. [2023-11-06 21:14:16,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 21:14:16,823 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 [2023-11-06 21:14:16,824 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:14:16,827 INFO L225 Difference]: With dead ends: 359 [2023-11-06 21:14:16,827 INFO L226 Difference]: Without dead ends: 232 [2023-11-06 21:14:16,828 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-06 21:14:16,830 INFO L413 NwaCegarLoop]: 106 mSDtfsCounter, 98 mSDsluCounter, 256 mSDsCounter, 0 mSdLazyCounter, 72 mSolverCounterSat, 73 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 98 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 [2023-11-06 21:14:16,831 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [98 Valid, 362 Invalid, 145 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [73 Valid, 72 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-06 21:14:16,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 232 states. [2023-11-06 21:14:16,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 232 to 190. [2023-11-06 21:14:16,876 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) [2023-11-06 21:14:16,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 284 transitions. [2023-11-06 21:14:16,882 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 284 transitions. Word has length 155 [2023-11-06 21:14:16,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:14:16,884 INFO L495 AbstractCegarLoop]: Abstraction has 190 states and 284 transitions. [2023-11-06 21:14:16,884 INFO L496 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) [2023-11-06 21:14:16,884 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 284 transitions. [2023-11-06 21:14:16,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2023-11-06 21:14:16,888 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:14:16,888 INFO L195 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] [2023-11-06 21:14:16,888 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-06 21:14:16,888 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:14:16,889 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:14:16,889 INFO L85 PathProgramCache]: Analyzing trace with hash -1358810624, now seen corresponding path program 1 times [2023-11-06 21:14:16,889 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:14:16,890 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [478239723] [2023-11-06 21:14:16,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:14:16,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:14:17,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:17,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-06 21:14:17,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:17,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-06 21:14:17,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:17,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-06 21:14:17,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:17,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-06 21:14:17,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:17,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-06 21:14:17,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:17,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-06 21:14:17,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:17,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-06 21:14:17,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:17,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-06 21:14:17,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:17,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-11-06 21:14:17,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:17,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-11-06 21:14:17,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:17,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-11-06 21:14:17,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:17,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-11-06 21:14:17,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:17,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-06 21:14:17,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:17,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-11-06 21:14:17,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:17,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-06 21:14:17,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:17,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-11-06 21:14:17,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:17,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-11-06 21:14:17,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:17,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2023-11-06 21:14:17,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:17,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-11-06 21:14:17,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:17,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2023-11-06 21:14:17,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:17,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2023-11-06 21:14:17,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:17,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-06 21:14:17,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:17,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2023-11-06 21:14:17,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:17,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2023-11-06 21:14:17,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:17,796 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 9 proven. 60 refuted. 0 times theorem prover too weak. 1035 trivial. 0 not checked. [2023-11-06 21:14:17,796 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 21:14:17,796 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [478239723] [2023-11-06 21:14:17,796 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [478239723] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 21:14:17,796 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1554978228] [2023-11-06 21:14:17,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:14:17,797 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:14:17,797 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:14:17,801 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 21:14:17,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-06 21:14:18,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:18,023 INFO L262 TraceCheckSpWp]: Trace formula consists of 394 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-06 21:14:18,036 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:14:18,419 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 269 proven. 60 refuted. 0 times theorem prover too weak. 775 trivial. 0 not checked. [2023-11-06 21:14:18,420 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 21:14:18,747 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 9 proven. 60 refuted. 0 times theorem prover too weak. 1035 trivial. 0 not checked. [2023-11-06 21:14:18,748 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1554978228] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 21:14:18,748 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-06 21:14:18,748 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 10 [2023-11-06 21:14:18,748 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [786416647] [2023-11-06 21:14:18,749 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-06 21:14:18,750 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-06 21:14:18,750 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 21:14:18,751 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-06 21:14:18,751 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2023-11-06 21:14:18,753 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) [2023-11-06 21:14:19,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:14:19,060 INFO L93 Difference]: Finished difference Result 335 states and 489 transitions. [2023-11-06 21:14:19,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-06 21:14:19,061 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 [2023-11-06 21:14:19,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:14:19,066 INFO L225 Difference]: With dead ends: 335 [2023-11-06 21:14:19,066 INFO L226 Difference]: Without dead ends: 208 [2023-11-06 21:14:19,067 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 370 GetRequests, 354 SyntacticMatches, 2 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=87, Invalid=153, Unknown=0, NotChecked=0, Total=240 [2023-11-06 21:14:19,072 INFO L413 NwaCegarLoop]: 77 mSDtfsCounter, 189 mSDsluCounter, 107 mSDsCounter, 0 mSdLazyCounter, 143 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 213 SdHoareTripleChecker+Valid, 184 SdHoareTripleChecker+Invalid, 199 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 143 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-06 21:14:19,072 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [213 Valid, 184 Invalid, 199 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 143 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-06 21:14:19,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 208 states. [2023-11-06 21:14:19,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 208 to 194. [2023-11-06 21:14:19,126 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) [2023-11-06 21:14:19,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 277 transitions. [2023-11-06 21:14:19,128 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 277 transitions. Word has length 156 [2023-11-06 21:14:19,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:14:19,129 INFO L495 AbstractCegarLoop]: Abstraction has 194 states and 277 transitions. [2023-11-06 21:14:19,130 INFO L496 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) [2023-11-06 21:14:19,130 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 277 transitions. [2023-11-06 21:14:19,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2023-11-06 21:14:19,132 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:14:19,132 INFO L195 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] [2023-11-06 21:14:19,144 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-06 21:14:19,338 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2023-11-06 21:14:19,338 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:14:19,339 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:14:19,339 INFO L85 PathProgramCache]: Analyzing trace with hash 1501831127, now seen corresponding path program 1 times [2023-11-06 21:14:19,339 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:14:19,339 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [819785923] [2023-11-06 21:14:19,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:14:19,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:14:19,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 21:14:19,616 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 21:14:19,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 21:14:20,061 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 21:14:20,061 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-06 21:14:20,062 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-06 21:14:20,064 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-06 21:14:20,070 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2023-11-06 21:14:20,076 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-06 21:14:20,232 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 09:14:20 BoogieIcfgContainer [2023-11-06 21:14:20,232 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 21:14:20,233 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 21:14:20,233 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 21:14:20,233 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 21:14:20,234 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:14:12" (3/4) ... [2023-11-06 21:14:20,236 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-06 21:14:20,237 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 21:14:20,238 INFO L158 Benchmark]: Toolchain (without parser) took 8933.95ms. Allocated memory was 151.0MB in the beginning and 247.5MB in the end (delta: 96.5MB). Free memory was 121.3MB in the beginning and 123.0MB in the end (delta: -1.7MB). Peak memory consumption was 96.8MB. Max. memory is 16.1GB. [2023-11-06 21:14:20,239 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 121.6MB. Free memory was 81.0MB in the beginning and 80.8MB in the end (delta: 159.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 21:14:20,239 INFO L158 Benchmark]: CACSL2BoogieTranslator took 389.30ms. Allocated memory is still 151.0MB. Free memory was 120.9MB in the beginning and 106.6MB in the end (delta: 14.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-06 21:14:20,239 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.75ms. Allocated memory is still 151.0MB. Free memory was 106.6MB in the beginning and 104.1MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-06 21:14:20,240 INFO L158 Benchmark]: Boogie Preprocessor took 42.99ms. Allocated memory is still 151.0MB. Free memory was 104.1MB in the beginning and 102.4MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 21:14:20,240 INFO L158 Benchmark]: RCFGBuilder took 658.72ms. Allocated memory is still 151.0MB. Free memory was 102.4MB in the beginning and 82.5MB in the end (delta: 19.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-06 21:14:20,241 INFO L158 Benchmark]: TraceAbstraction took 7764.92ms. Allocated memory was 151.0MB in the beginning and 247.5MB in the end (delta: 96.5MB). Free memory was 81.8MB in the beginning and 123.0MB in the end (delta: -41.2MB). Peak memory consumption was 56.9MB. Max. memory is 16.1GB. [2023-11-06 21:14:20,241 INFO L158 Benchmark]: Witness Printer took 4.62ms. Allocated memory is still 247.5MB. Free memory is still 123.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 21:14:20,243 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 121.6MB. Free memory was 81.0MB in the beginning and 80.8MB in the end (delta: 159.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 389.30ms. Allocated memory is still 151.0MB. Free memory was 120.9MB in the beginning and 106.6MB in the end (delta: 14.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.75ms. Allocated memory is still 151.0MB. Free memory was 106.6MB in the beginning and 104.1MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.99ms. Allocated memory is still 151.0MB. Free memory was 104.1MB in the beginning and 102.4MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 658.72ms. Allocated memory is still 151.0MB. Free memory was 102.4MB in the beginning and 82.5MB in the end (delta: 19.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * TraceAbstraction took 7764.92ms. Allocated memory was 151.0MB in the beginning and 247.5MB in the end (delta: 96.5MB). Free memory was 81.8MB in the beginning and 123.0MB in the end (delta: -41.2MB). Peak memory consumption was 56.9MB. Max. memory is 16.1GB. * Witness Printer took 4.62ms. Allocated memory is still 247.5MB. Free memory is still 123.0MB. There was no memory consumed. 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, 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=1, 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, 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=1, 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=1, 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=1, 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, 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=1, 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] [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=1, 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] 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=1, 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, 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=1, 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=1, 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=1, 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, 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=1, 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=1, 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=1, 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, 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=1, 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=1, 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=1, 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, 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=1, 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=1, 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=1, 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, 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=1, 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=1, 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=1, 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, 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=1, 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=1, 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=1, 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, 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=1, 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=1, 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=1073741823, 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=1, 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, 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=1073741823, 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=1, 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=1073741823, 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=1, 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=1073741823, 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=1, 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, 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=1073741823, 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=1, 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=1073741823, 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=1, 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=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, 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=1, 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, 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=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, 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=1, 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=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, 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=1, 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=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, 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=1, 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, 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=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, 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=1, 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=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, 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=1, 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=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, 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=1, 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, 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=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, 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=1, 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=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, 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=1, 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=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, 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=1, 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, 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=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, 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=1, 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=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, 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=1, 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=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, var_1_19=19/5, var_1_1=1, var_1_20=7/5, 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=1, 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, 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=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, var_1_19=19/5, var_1_1=1, var_1_20=7/5, 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=1, 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=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, var_1_19=19/5, var_1_1=1, var_1_20=7/5, 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=1, 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=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, var_1_19=19/5, var_1_1=1, var_1_20=7/5, 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=1, 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, 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=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, var_1_19=19/5, var_1_1=1, var_1_20=7/5, 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=1, 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=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, var_1_19=19/5, var_1_1=1, var_1_20=7/5, 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=1, 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=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, var_1_19=19/5, var_1_1=1, var_1_20=7/5, 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=1, 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, 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=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, var_1_19=19/5, var_1_1=1, var_1_20=7/5, 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=1, 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=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, var_1_19=19/5, var_1_1=1, var_1_20=7/5, 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=1, 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=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, var_1_19=19/5, var_1_1=1, var_1_20=7/5, 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=11543219584, var_1_2=1, 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, 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=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, var_1_19=19/5, var_1_1=1, var_1_20=7/5, 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=11543219584, var_1_2=1, 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=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, var_1_19=19/5, var_1_1=1, var_1_20=7/5, 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=11543219584, var_1_2=1, 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=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, var_1_19=19/5, var_1_1=1, var_1_20=7/5, 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=11543219584, var_1_2=1, var_1_30=11543219585, 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, 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=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, var_1_19=19/5, var_1_1=1, var_1_20=7/5, 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=11543219584, var_1_2=1, var_1_30=11543219585, 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=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, var_1_19=19/5, var_1_1=1, var_1_20=7/5, 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=11543219584, var_1_2=1, var_1_30=11543219585, 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=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, var_1_19=19/5, var_1_1=1, var_1_20=7/5, 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=11543219584, var_1_2=1, var_1_30=11543219585, var_1_31=11543219583, 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, 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=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, var_1_19=19/5, var_1_1=1, var_1_20=7/5, 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=11543219584, var_1_2=1, var_1_30=11543219585, var_1_31=11543219583, 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=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, var_1_19=19/5, var_1_1=1, var_1_20=7/5, 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=11543219584, var_1_2=1, var_1_30=11543219585, var_1_31=11543219583, 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=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, var_1_19=19/5, var_1_1=1, var_1_20=7/5, 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=11543219584, var_1_2=1, var_1_30=11543219585, var_1_31=11543219583, 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, 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=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, var_1_19=19/5, var_1_1=1, var_1_20=7/5, 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=11543219584, var_1_2=1, var_1_30=11543219585, var_1_31=11543219583, var_1_32=1, 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=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, var_1_19=19/5, var_1_1=1, var_1_20=7/5, 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=11543219584, var_1_2=1, var_1_30=11543219585, var_1_31=11543219583, 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] 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=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, var_1_19=19/5, var_1_1=1, var_1_20=7/5, 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=11543219584, var_1_2=1, var_1_30=11543219585, var_1_31=11543219583, 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, 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=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, var_1_19=19/5, var_1_1=1, var_1_20=7/5, 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=11543219584, var_1_2=1, var_1_30=11543219585, var_1_31=11543219583, 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=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, var_1_19=19/5, var_1_1=1, var_1_20=7/5, 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=11543219584, var_1_2=1, var_1_30=11543219585, var_1_31=11543219583, 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=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, var_1_19=19/5, 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_29=11543219584, var_1_2=1, var_1_30=11543219585, var_1_31=11543219583, 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=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, var_1_19=19/5, 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_29=11543219584, var_1_2=1, var_1_30=11543219585, var_1_31=11543219583, 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=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, var_1_19=19/5, 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_29=11543219584, var_1_2=1, var_1_30=11543219585, var_1_31=11543219583, 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=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, var_1_19=19/5, 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_29=11543219584, var_1_2=1, var_1_30=11543219585, var_1_31=11543219583, 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=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, var_1_19=19/5, 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_29=11543219584, var_1_2=1, var_1_30=11543219585, var_1_31=11543219583, 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=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, var_1_19=19/5, 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_29=11543219584, var_1_2=1, var_1_30=11543219585, var_1_31=11543219583, 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, stepLocal_1=1, var_1_10=128, var_1_11=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, var_1_19=19/5, 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_29=11543219584, var_1_2=1, var_1_30=11543219585, var_1_31=11543219583, 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, stepLocal_0=1, stepLocal_1=1, var_1_10=128, var_1_11=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, var_1_19=19/5, 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_29=11543219584, var_1_2=1, var_1_30=11543219585, var_1_31=11543219583, 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, stepLocal_0=1, stepLocal_1=1, var_1_10=128, var_1_11=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, var_1_19=19/5, 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_29=11543219584, var_1_2=1, var_1_30=11543219585, var_1_31=11543219583, 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, stepLocal_0=1, stepLocal_1=1, var_1_10=2953284986, var_1_11=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, 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_29=11543219584, var_1_2=1, var_1_30=11543219585, var_1_31=11543219583, 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, stepLocal_0=1, stepLocal_1=1, var_1_10=2953284986, var_1_11=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, 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_29=11543219584, var_1_2=1, var_1_30=11543219585, var_1_31=11543219583, 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, stepLocal_0=1, stepLocal_1=1, var_1_10=2953284986, var_1_11=1073741823, var_1_12=8, var_1_15=0, var_1_16=1, var_1_17=2147483647, var_1_18=2147483647, 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_29=11543219584, var_1_2=1, var_1_30=11543219585, var_1_31=11543219583, 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, stepLocal_0=1, stepLocal_1=1, var_1_10=2953284986, var_1_11=1073741823, var_1_12=8, var_1_15=0, var_1_16=2, var_1_17=2147483647, var_1_18=2147483647, 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_29=11543219584, var_1_2=1, var_1_30=11543219585, var_1_31=11543219583, 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_0=1, stepLocal_1=1, stepLocal_2=1, var_1_10=2953284986, var_1_11=1073741823, var_1_12=8, var_1_15=0, var_1_16=2, var_1_17=2147483647, var_1_18=2147483647, 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_29=11543219584, var_1_2=1, var_1_30=11543219585, var_1_31=11543219583, 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, stepLocal_0=1, stepLocal_1=1, stepLocal_2=1, var_1_10=2953284986, var_1_11=1073741823, var_1_12=8, var_1_15=0, var_1_16=2, var_1_17=2147483647, var_1_18=2147483647, 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_29=11543219584, var_1_2=1, var_1_30=11543219585, var_1_31=11543219583, 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=2953284986, var_1_11=1073741823, var_1_12=8, var_1_15=0, var_1_16=2, var_1_17=2147483647, var_1_18=2147483647, 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_29=11543219584, var_1_2=1, var_1_30=11543219585, var_1_31=11543219583, 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 [\old(cond)=0, cond=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=2953284986, var_1_11=1073741823, var_1_12=8, var_1_15=0, var_1_16=2, var_1_17=2147483647, var_1_18=2147483647, 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_29=11543219584, var_1_2=1, var_1_30=11543219585, var_1_31=11543219583, 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 [\old(cond)=0, cond=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=2953284986, var_1_11=1073741823, var_1_12=8, var_1_15=0, var_1_16=2, var_1_17=2147483647, var_1_18=2147483647, 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_29=11543219584, var_1_2=1, var_1_30=11543219585, var_1_31=11543219583, 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: 0.1s, AutomataDifference: 1.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 541 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 517 mSDsluCounter, 1323 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 642 mSDsCounter, 133 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 256 IncrementalHoareTripleChecker+Invalid, 389 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 133 mSolverCounterUnsat, 681 mSDtfsCounter, 256 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 656 GetRequests, 629 SyntacticMatches, 2 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=194occurred in iteration=6, InterpolantAutomatonStates: 29, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 6 MinimizatonAttempts, 117 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 3.9s InterpolantComputationTime, 1242 NumberOfCodeBlocks, 1242 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 1233 ConstructedInterpolants, 0 QuantifiedInterpolants, 2934 SizeOfPredicates, 5 NumberOfNonLiveVariables, 394 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 [2023-11-06 21:14:20,288 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/bin/uautomizer-verify-WvqO1wxjHP/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_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --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 0.2.3-dev-e7bb482 [2023-11-06 21:14:23,020 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 21:14:23,092 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-06 21:14:23,098 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 21:14:23,098 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 21:14:23,159 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 21:14:23,159 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 21:14:23,160 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 21:14:23,161 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 21:14:23,166 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 21:14:23,167 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 21:14:23,167 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 21:14:23,168 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 21:14:23,170 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 21:14:23,170 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 21:14:23,171 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 21:14:23,171 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 21:14:23,172 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 21:14:23,172 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 21:14:23,172 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 21:14:23,173 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 21:14:23,173 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-06 21:14:23,174 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-06 21:14:23,174 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-06 21:14:23,174 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 21:14:23,175 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 21:14:23,175 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 21:14:23,176 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 21:14:23,176 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 21:14:23,176 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 21:14:23,178 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 21:14:23,178 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 21:14:23,178 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 21:14:23,179 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 21:14:23,179 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-06 21:14:23,179 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-06 21:14:23,179 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 21:14:23,180 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 21:14:23,180 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 21:14:23,181 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 21:14:23,181 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-06 21:14:23,182 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 21:14:23,182 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_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/bin/uautomizer-verify-WvqO1wxjHP/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f51ee4a7220dc2b51ff1b4163bfc3c5ced88b90b523c25a3c78fe5519978425e [2023-11-06 21:14:23,674 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 21:14:23,702 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 21:14:23,704 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 21:14:23,706 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 21:14:23,708 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 21:14:23,710 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-11.i [2023-11-06 21:14:26,840 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 21:14:27,224 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 21:14:27,226 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-11.i [2023-11-06 21:14:27,249 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/bin/uautomizer-verify-WvqO1wxjHP/data/724b328e0/b5355b300ba945f3826224ad7be48b79/FLAG30d408457 [2023-11-06 21:14:27,294 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/bin/uautomizer-verify-WvqO1wxjHP/data/724b328e0/b5355b300ba945f3826224ad7be48b79 [2023-11-06 21:14:27,300 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 21:14:27,311 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 21:14:27,315 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 21:14:27,315 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 21:14:27,321 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 21:14:27,322 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:14:27" (1/1) ... [2023-11-06 21:14:27,323 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@644add26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:14:27, skipping insertion in model container [2023-11-06 21:14:27,323 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:14:27" (1/1) ... [2023-11-06 21:14:27,360 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 21:14:27,544 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-11.i[915,928] [2023-11-06 21:14:27,667 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 21:14:27,699 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 21:14:27,720 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-11.i[915,928] [2023-11-06 21:14:27,789 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 21:14:27,816 INFO L206 MainTranslator]: Completed translation [2023-11-06 21:14:27,817 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:14:27 WrapperNode [2023-11-06 21:14:27,817 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 21:14:27,818 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 21:14:27,819 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 21:14:27,820 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 21:14:27,828 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:14:27" (1/1) ... [2023-11-06 21:14:27,862 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:14:27" (1/1) ... [2023-11-06 21:14:27,912 INFO L138 Inliner]: procedures = 27, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 175 [2023-11-06 21:14:27,914 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 21:14:27,915 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 21:14:27,916 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 21:14:27,916 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 21:14:27,926 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:14:27" (1/1) ... [2023-11-06 21:14:27,927 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:14:27" (1/1) ... [2023-11-06 21:14:27,952 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:14:27" (1/1) ... [2023-11-06 21:14:27,953 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:14:27" (1/1) ... [2023-11-06 21:14:27,966 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:14:27" (1/1) ... [2023-11-06 21:14:27,984 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:14:27" (1/1) ... [2023-11-06 21:14:27,988 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:14:27" (1/1) ... [2023-11-06 21:14:27,991 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:14:27" (1/1) ... [2023-11-06 21:14:28,008 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 21:14:28,009 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 21:14:28,010 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 21:14:28,010 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 21:14:28,011 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:14:27" (1/1) ... [2023-11-06 21:14:28,017 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 21:14:28,031 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:14:28,043 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 21:14:28,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 21:14:28,088 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 21:14:28,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-06 21:14:28,088 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 21:14:28,088 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 21:14:28,089 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 21:14:28,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 21:14:28,252 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 21:14:28,255 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 21:14:29,724 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 21:14:29,739 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 21:14:29,740 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 21:14:29,743 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:14:29 BoogieIcfgContainer [2023-11-06 21:14:29,743 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 21:14:29,746 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 21:14:29,747 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 21:14:29,750 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 21:14:29,751 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 09:14:27" (1/3) ... [2023-11-06 21:14:29,751 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3fcf990f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:14:29, skipping insertion in model container [2023-11-06 21:14:29,752 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:14:27" (2/3) ... [2023-11-06 21:14:29,753 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3fcf990f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:14:29, skipping insertion in model container [2023-11-06 21:14:29,754 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:14:29" (3/3) ... [2023-11-06 21:14:29,756 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-11.i [2023-11-06 21:14:29,777 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 21:14:29,777 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 21:14:29,851 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 21:14:29,858 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@3824c98d, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 21:14:29,859 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 21:14:29,865 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) [2023-11-06 21:14:29,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2023-11-06 21:14:29,887 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:14:29,888 INFO L195 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] [2023-11-06 21:14:29,891 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:14:29,899 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:14:29,899 INFO L85 PathProgramCache]: Analyzing trace with hash 1292399176, now seen corresponding path program 1 times [2023-11-06 21:14:29,920 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 21:14:29,920 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1591496166] [2023-11-06 21:14:29,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:14:29,921 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 21:14:29,922 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 21:14:29,929 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-06 21:14:29,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-06 21:14:30,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:30,370 INFO L262 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-06 21:14:30,384 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:14:30,461 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 494 proven. 0 refuted. 0 times theorem prover too weak. 610 trivial. 0 not checked. [2023-11-06 21:14:30,462 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 21:14:30,463 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 21:14:30,463 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1591496166] [2023-11-06 21:14:30,464 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1591496166] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:14:30,464 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 21:14:30,465 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 21:14:30,467 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [534764511] [2023-11-06 21:14:30,468 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:14:30,474 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 21:14:30,474 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 21:14:30,514 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 21:14:30,515 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 21:14:30,517 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) [2023-11-06 21:14:30,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:14:30,553 INFO L93 Difference]: Finished difference Result 147 states and 258 transitions. [2023-11-06 21:14:30,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 21:14:30,556 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 [2023-11-06 21:14:30,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:14:30,564 INFO L225 Difference]: With dead ends: 147 [2023-11-06 21:14:30,564 INFO L226 Difference]: Without dead ends: 73 [2023-11-06 21:14:30,568 INFO L412 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 [2023-11-06 21:14:30,572 INFO L413 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 [2023-11-06 21:14:30,573 INFO L414 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] [2023-11-06 21:14:30,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2023-11-06 21:14:30,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2023-11-06 21:14:30,662 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) [2023-11-06 21:14:30,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 112 transitions. [2023-11-06 21:14:30,675 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 112 transitions. Word has length 154 [2023-11-06 21:14:30,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:14:30,676 INFO L495 AbstractCegarLoop]: Abstraction has 73 states and 112 transitions. [2023-11-06 21:14:30,677 INFO L496 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) [2023-11-06 21:14:30,677 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 112 transitions. [2023-11-06 21:14:30,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2023-11-06 21:14:30,691 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:14:30,692 INFO L195 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] [2023-11-06 21:14:30,712 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-06 21:14:30,912 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 21:14:30,912 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:14:30,913 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:14:30,913 INFO L85 PathProgramCache]: Analyzing trace with hash -455105020, now seen corresponding path program 1 times [2023-11-06 21:14:30,914 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 21:14:30,915 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1765557426] [2023-11-06 21:14:30,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:14:30,915 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 21:14:30,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 21:14:30,918 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-06 21:14:30,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-06 21:14:31,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:31,239 INFO L262 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-06 21:14:31,248 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:14:31,316 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2023-11-06 21:14:31,316 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 21:14:31,317 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 21:14:31,317 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1765557426] [2023-11-06 21:14:31,317 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1765557426] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:14:31,317 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 21:14:31,318 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 21:14:31,318 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [440728361] [2023-11-06 21:14:31,318 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:14:31,320 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 21:14:31,320 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 21:14:31,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 21:14:31,322 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 21:14:31,322 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) [2023-11-06 21:14:31,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:14:31,432 INFO L93 Difference]: Finished difference Result 187 states and 288 transitions. [2023-11-06 21:14:31,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 21:14:31,434 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 [2023-11-06 21:14:31,435 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:14:31,438 INFO L225 Difference]: With dead ends: 187 [2023-11-06 21:14:31,438 INFO L226 Difference]: Without dead ends: 117 [2023-11-06 21:14:31,440 INFO L412 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 [2023-11-06 21:14:31,441 INFO L413 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 [2023-11-06 21:14:31,442 INFO L414 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] [2023-11-06 21:14:31,443 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states. [2023-11-06 21:14:31,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 73. [2023-11-06 21:14:31,461 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) [2023-11-06 21:14:31,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 111 transitions. [2023-11-06 21:14:31,463 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 111 transitions. Word has length 154 [2023-11-06 21:14:31,465 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:14:31,465 INFO L495 AbstractCegarLoop]: Abstraction has 73 states and 111 transitions. [2023-11-06 21:14:31,466 INFO L496 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) [2023-11-06 21:14:31,466 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 111 transitions. [2023-11-06 21:14:31,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-11-06 21:14:31,469 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:14:31,469 INFO L195 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] [2023-11-06 21:14:31,493 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-06 21:14:31,685 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 21:14:31,685 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:14:31,686 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:14:31,686 INFO L85 PathProgramCache]: Analyzing trace with hash -1586414604, now seen corresponding path program 1 times [2023-11-06 21:14:31,687 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 21:14:31,687 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [282991344] [2023-11-06 21:14:31,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:14:31,688 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 21:14:31,688 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 21:14:31,689 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-06 21:14:31,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-06 21:14:32,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:32,046 INFO L262 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-06 21:14:32,052 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:14:32,106 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2023-11-06 21:14:32,109 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 21:14:32,109 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 21:14:32,110 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [282991344] [2023-11-06 21:14:32,110 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [282991344] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:14:32,110 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 21:14:32,111 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 21:14:32,111 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [775429722] [2023-11-06 21:14:32,111 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:14:32,112 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 21:14:32,114 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 21:14:32,115 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 21:14:32,116 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 21:14:32,117 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) [2023-11-06 21:14:32,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:14:32,198 INFO L93 Difference]: Finished difference Result 195 states and 297 transitions. [2023-11-06 21:14:32,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 21:14:32,200 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 [2023-11-06 21:14:32,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:14:32,210 INFO L225 Difference]: With dead ends: 195 [2023-11-06 21:14:32,211 INFO L226 Difference]: Without dead ends: 125 [2023-11-06 21:14:32,214 INFO L412 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 [2023-11-06 21:14:32,218 INFO L413 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 [2023-11-06 21:14:32,220 INFO L414 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] [2023-11-06 21:14:32,223 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2023-11-06 21:14:32,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 122. [2023-11-06 21:14:32,257 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) [2023-11-06 21:14:32,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 185 transitions. [2023-11-06 21:14:32,260 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 185 transitions. Word has length 155 [2023-11-06 21:14:32,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:14:32,261 INFO L495 AbstractCegarLoop]: Abstraction has 122 states and 185 transitions. [2023-11-06 21:14:32,262 INFO L496 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) [2023-11-06 21:14:32,262 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 185 transitions. [2023-11-06 21:14:32,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-11-06 21:14:32,265 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:14:32,265 INFO L195 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] [2023-11-06 21:14:32,287 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-06 21:14:32,481 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 21:14:32,482 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:14:32,483 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:14:32,483 INFO L85 PathProgramCache]: Analyzing trace with hash -1338110404, now seen corresponding path program 1 times [2023-11-06 21:14:32,483 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 21:14:32,484 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [227312986] [2023-11-06 21:14:32,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:14:32,484 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 21:14:32,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 21:14:32,488 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-06 21:14:32,527 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-06 21:14:32,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:32,856 INFO L262 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-06 21:14:32,862 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:14:34,056 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2023-11-06 21:14:34,056 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 21:14:34,056 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 21:14:34,056 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [227312986] [2023-11-06 21:14:34,057 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [227312986] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:14:34,057 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 21:14:34,057 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 21:14:34,057 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [167669643] [2023-11-06 21:14:34,057 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:14:34,058 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 21:14:34,058 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 21:14:34,059 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 21:14:34,059 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-06 21:14:34,060 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) [2023-11-06 21:14:34,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:14:34,864 INFO L93 Difference]: Finished difference Result 335 states and 507 transitions. [2023-11-06 21:14:34,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 21:14:34,867 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 [2023-11-06 21:14:34,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:14:34,872 INFO L225 Difference]: With dead ends: 335 [2023-11-06 21:14:34,872 INFO L226 Difference]: Without dead ends: 216 [2023-11-06 21:14:34,873 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-06 21:14:34,875 INFO L413 NwaCegarLoop]: 106 mSDtfsCounter, 95 mSDsluCounter, 256 mSDsCounter, 0 mSdLazyCounter, 72 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 95 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, 0.7s IncrementalHoareTripleChecker+Time [2023-11-06 21:14:34,875 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [95 Valid, 362 Invalid, 121 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 72 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2023-11-06 21:14:34,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 216 states. [2023-11-06 21:14:34,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 216 to 182. [2023-11-06 21:14:34,916 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) [2023-11-06 21:14:34,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 272 transitions. [2023-11-06 21:14:34,920 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 272 transitions. Word has length 155 [2023-11-06 21:14:34,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:14:34,921 INFO L495 AbstractCegarLoop]: Abstraction has 182 states and 272 transitions. [2023-11-06 21:14:34,921 INFO L496 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) [2023-11-06 21:14:34,921 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 272 transitions. [2023-11-06 21:14:34,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2023-11-06 21:14:34,924 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:14:34,924 INFO L195 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] [2023-11-06 21:14:34,948 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2023-11-06 21:14:35,142 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 21:14:35,143 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:14:35,143 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:14:35,143 INFO L85 PathProgramCache]: Analyzing trace with hash -1360657666, now seen corresponding path program 1 times [2023-11-06 21:14:35,144 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 21:14:35,145 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1344671570] [2023-11-06 21:14:35,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:14:35,145 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 21:14:35,145 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 21:14:35,146 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-06 21:14:35,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-11-06 21:14:35,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:35,564 INFO L262 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-06 21:14:35,591 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:14:36,040 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 269 proven. 60 refuted. 0 times theorem prover too weak. 775 trivial. 0 not checked. [2023-11-06 21:14:36,040 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 21:14:36,359 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 9 proven. 60 refuted. 0 times theorem prover too weak. 1035 trivial. 0 not checked. [2023-11-06 21:14:36,360 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 21:14:36,361 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1344671570] [2023-11-06 21:14:36,361 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1344671570] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 21:14:36,362 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 21:14:36,362 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2023-11-06 21:14:36,362 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1157553281] [2023-11-06 21:14:36,363 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 21:14:36,365 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-06 21:14:36,365 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 21:14:36,367 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-06 21:14:36,367 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2023-11-06 21:14:36,368 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) [2023-11-06 21:14:37,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:14:37,049 INFO L93 Difference]: Finished difference Result 327 states and 477 transitions. [2023-11-06 21:14:37,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-06 21:14:37,053 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 [2023-11-06 21:14:37,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:14:37,059 INFO L225 Difference]: With dead ends: 327 [2023-11-06 21:14:37,059 INFO L226 Difference]: Without dead ends: 208 [2023-11-06 21:14:37,061 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 318 GetRequests, 303 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=87, Invalid=153, Unknown=0, NotChecked=0, Total=240 [2023-11-06 21:14:37,062 INFO L413 NwaCegarLoop]: 77 mSDtfsCounter, 243 mSDsluCounter, 104 mSDsCounter, 0 mSdLazyCounter, 139 mSolverCounterSat, 116 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 245 SdHoareTripleChecker+Valid, 181 SdHoareTripleChecker+Invalid, 255 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 116 IncrementalHoareTripleChecker+Valid, 139 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-06 21:14:37,063 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [245 Valid, 181 Invalid, 255 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [116 Valid, 139 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-06 21:14:37,065 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 208 states. [2023-11-06 21:14:37,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 208 to 194. [2023-11-06 21:14:37,129 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) [2023-11-06 21:14:37,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 277 transitions. [2023-11-06 21:14:37,133 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 277 transitions. Word has length 156 [2023-11-06 21:14:37,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:14:37,141 INFO L495 AbstractCegarLoop]: Abstraction has 194 states and 277 transitions. [2023-11-06 21:14:37,141 INFO L496 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) [2023-11-06 21:14:37,142 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 277 transitions. [2023-11-06 21:14:37,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2023-11-06 21:14:37,148 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:14:37,149 INFO L195 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] [2023-11-06 21:14:37,173 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2023-11-06 21:14:37,369 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 21:14:37,370 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:14:37,370 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:14:37,370 INFO L85 PathProgramCache]: Analyzing trace with hash 1501831127, now seen corresponding path program 1 times [2023-11-06 21:14:37,371 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 21:14:37,371 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1556801549] [2023-11-06 21:14:37,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:14:37,372 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 21:14:37,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 21:14:37,373 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-06 21:14:37,379 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2023-11-06 21:14:37,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:37,755 INFO L262 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-06 21:14:37,761 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:14:38,365 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2023-11-06 21:14:38,365 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 21:14:38,366 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 21:14:38,366 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1556801549] [2023-11-06 21:14:38,366 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1556801549] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:14:38,366 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 21:14:38,367 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 21:14:38,367 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [509086002] [2023-11-06 21:14:38,367 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:14:38,368 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 21:14:38,368 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 21:14:38,369 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 21:14:38,369 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 21:14:38,369 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) [2023-11-06 21:14:40,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:14:40,266 INFO L93 Difference]: Finished difference Result 329 states and 473 transitions. [2023-11-06 21:14:40,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 21:14:40,268 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 [2023-11-06 21:14:40,269 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:14:40,270 INFO L225 Difference]: With dead ends: 329 [2023-11-06 21:14:40,271 INFO L226 Difference]: Without dead ends: 202 [2023-11-06 21:14:40,271 INFO L412 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 [2023-11-06 21:14:40,272 INFO L413 NwaCegarLoop]: 175 mSDtfsCounter, 81 mSDsluCounter, 77 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s 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, 1.8s IncrementalHoareTripleChecker+Time [2023-11-06 21:14:40,273 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [81 Valid, 252 Invalid, 79 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2023-11-06 21:14:40,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states. [2023-11-06 21:14:40,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 194. [2023-11-06 21:14:40,311 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) [2023-11-06 21:14:40,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 273 transitions. [2023-11-06 21:14:40,314 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 273 transitions. Word has length 157 [2023-11-06 21:14:40,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:14:40,315 INFO L495 AbstractCegarLoop]: Abstraction has 194 states and 273 transitions. [2023-11-06 21:14:40,315 INFO L496 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) [2023-11-06 21:14:40,315 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 273 transitions. [2023-11-06 21:14:40,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2023-11-06 21:14:40,318 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:14:40,318 INFO L195 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] [2023-11-06 21:14:40,340 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2023-11-06 21:14:40,534 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 21:14:40,535 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:14:40,535 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:14:40,535 INFO L85 PathProgramCache]: Analyzing trace with hash 499004054, now seen corresponding path program 1 times [2023-11-06 21:14:40,536 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 21:14:40,536 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [88548197] [2023-11-06 21:14:40,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:14:40,536 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 21:14:40,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 21:14:40,537 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-06 21:14:40,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce7bc64-ad96-45ca-b31d-c7639fd0f2a7/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2023-11-06 21:14:40,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:40,839 INFO L262 TraceCheckSpWp]: Trace formula consists of 265 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-06 21:14:40,847 INFO L285 TraceCheckSpWp]: Computing forward predicates...