./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-30.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75a3af6-eae5-4c35-8662-02775a0cd768/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75a3af6-eae5-4c35-8662-02775a0cd768/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75a3af6-eae5-4c35-8662-02775a0cd768/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75a3af6-eae5-4c35-8662-02775a0cd768/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-30.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75a3af6-eae5-4c35-8662-02775a0cd768/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75a3af6-eae5-4c35-8662-02775a0cd768/bin/uautomizer-verify-uCwYo4JHxu --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 88c823ba6d01c08a1ca0aef14f9fe845aa3afb85e89e5682ca1c816caf454f50 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:38:20,254 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:38:20,364 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75a3af6-eae5-4c35-8662-02775a0cd768/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-19 07:38:20,375 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:38:20,376 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:38:20,420 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:38:20,421 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:38:20,421 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:38:20,422 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:38:20,428 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:38:20,429 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:38:20,430 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:38:20,430 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:38:20,432 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:38:20,433 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:38:20,433 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:38:20,434 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:38:20,434 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:38:20,435 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:38:20,435 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:38:20,435 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:38:20,436 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:38:20,437 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:38:20,437 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:38:20,438 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:38:20,439 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:38:20,439 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:38:20,440 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:38:20,441 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:38:20,442 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:38:20,444 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:38:20,444 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:38:20,444 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:38:20,444 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 07:38:20,445 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:38:20,445 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:38:20,445 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:38:20,446 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:38:20,446 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:38:20,446 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_a75a3af6-eae5-4c35-8662-02775a0cd768/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75a3af6-eae5-4c35-8662-02775a0cd768/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 88c823ba6d01c08a1ca0aef14f9fe845aa3afb85e89e5682ca1c816caf454f50 [2023-11-19 07:38:20,734 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:38:20,767 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:38:20,784 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:38:20,786 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:38:20,786 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:38:20,788 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75a3af6-eae5-4c35-8662-02775a0cd768/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-30.i [2023-11-19 07:38:23,956 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:38:24,185 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:38:24,198 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75a3af6-eae5-4c35-8662-02775a0cd768/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-30.i [2023-11-19 07:38:24,219 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75a3af6-eae5-4c35-8662-02775a0cd768/bin/uautomizer-verify-uCwYo4JHxu/data/8dd0aaee6/cf0ba04eb1dd415e916a1817040e0f3e/FLAG1bdc0a3d7 [2023-11-19 07:38:24,234 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75a3af6-eae5-4c35-8662-02775a0cd768/bin/uautomizer-verify-uCwYo4JHxu/data/8dd0aaee6/cf0ba04eb1dd415e916a1817040e0f3e [2023-11-19 07:38:24,237 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:38:24,239 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:38:24,240 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:38:24,240 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:38:24,246 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:38:24,247 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:38:24" (1/1) ... [2023-11-19 07:38:24,248 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bdc149 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:24, skipping insertion in model container [2023-11-19 07:38:24,248 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:38:24" (1/1) ... [2023-11-19 07:38:24,281 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:38:24,454 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_a75a3af6-eae5-4c35-8662-02775a0cd768/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-30.i[915,928] [2023-11-19 07:38:24,510 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:38:24,524 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:38:24,537 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_a75a3af6-eae5-4c35-8662-02775a0cd768/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-30.i[915,928] [2023-11-19 07:38:24,577 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:38:24,610 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:38:24,611 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:24 WrapperNode [2023-11-19 07:38:24,611 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:38:24,612 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:38:24,613 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:38:24,613 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:38:24,621 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:24" (1/1) ... [2023-11-19 07:38:24,634 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:24" (1/1) ... [2023-11-19 07:38:24,679 INFO L138 Inliner]: procedures = 26, calls = 31, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 187 [2023-11-19 07:38:24,680 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:38:24,681 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:38:24,682 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:38:24,682 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:38:24,691 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:24" (1/1) ... [2023-11-19 07:38:24,691 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:24" (1/1) ... [2023-11-19 07:38:24,694 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:24" (1/1) ... [2023-11-19 07:38:24,695 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:24" (1/1) ... [2023-11-19 07:38:24,704 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:24" (1/1) ... [2023-11-19 07:38:24,708 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:24" (1/1) ... [2023-11-19 07:38:24,711 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:24" (1/1) ... [2023-11-19 07:38:24,713 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:24" (1/1) ... [2023-11-19 07:38:24,717 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:38:24,718 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:38:24,718 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:38:24,718 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:38:24,719 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:24" (1/1) ... [2023-11-19 07:38:24,726 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:38:24,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75a3af6-eae5-4c35-8662-02775a0cd768/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:38:24,779 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75a3af6-eae5-4c35-8662-02775a0cd768/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:38:24,782 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75a3af6-eae5-4c35-8662-02775a0cd768/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:38:24,814 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:38:24,814 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 07:38:24,814 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 07:38:24,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 07:38:24,815 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:38:24,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:38:24,897 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:38:24,898 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:38:25,266 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:38:25,282 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:38:25,283 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 07:38:25,287 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:38:25 BoogieIcfgContainer [2023-11-19 07:38:25,287 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:38:25,290 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:38:25,290 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:38:25,294 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:38:25,294 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:38:24" (1/3) ... [2023-11-19 07:38:25,295 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52fa520b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:38:25, skipping insertion in model container [2023-11-19 07:38:25,295 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:24" (2/3) ... [2023-11-19 07:38:25,295 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52fa520b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:38:25, skipping insertion in model container [2023-11-19 07:38:25,296 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:38:25" (3/3) ... [2023-11-19 07:38:25,297 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-30.i [2023-11-19 07:38:25,317 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:38:25,318 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 07:38:25,365 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:38:25,372 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@4e2bedac, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:38:25,372 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 07:38:25,377 INFO L276 IsEmpty]: Start isEmpty. Operand has 74 states, 53 states have (on average 1.4528301886792452) internal successors, (77), 54 states have internal predecessors, (77), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2023-11-19 07:38:25,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2023-11-19 07:38:25,393 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:38:25,394 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:38:25,395 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:38:25,422 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:38:25,423 INFO L85 PathProgramCache]: Analyzing trace with hash -1564343976, now seen corresponding path program 1 times [2023-11-19 07:38:25,431 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:38:25,432 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [933822572] [2023-11-19 07:38:25,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:38:25,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:38:25,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:25,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-19 07:38:25,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:25,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-19 07:38:25,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:25,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-19 07:38:25,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:25,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-11-19 07:38:25,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:25,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-19 07:38:25,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:25,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-19 07:38:25,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:25,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-19 07:38:25,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:25,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-19 07:38:25,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:25,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-19 07:38:25,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:25,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-19 07:38:25,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:25,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-19 07:38:25,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:25,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-19 07:38:25,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:25,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-11-19 07:38:25,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:25,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-19 07:38:25,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:25,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-11-19 07:38:25,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:25,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-19 07:38:25,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:25,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2023-11-19 07:38:26,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:26,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-11-19 07:38:26,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:26,011 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2023-11-19 07:38:26,012 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:38:26,012 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [933822572] [2023-11-19 07:38:26,013 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [933822572] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:38:26,013 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:38:26,014 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:38:26,016 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1717054531] [2023-11-19 07:38:26,017 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:38:26,022 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 07:38:26,023 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:38:26,067 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 07:38:26,069 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:38:26,072 INFO L87 Difference]: Start difference. First operand has 74 states, 53 states have (on average 1.4528301886792452) internal successors, (77), 54 states have internal predecessors, (77), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) Second operand has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 2 states have call successors, (18) [2023-11-19 07:38:26,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:38:26,135 INFO L93 Difference]: Finished difference Result 141 states and 238 transitions. [2023-11-19 07:38:26,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 07:38:26,138 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 2 states have call successors, (18) Word has length 126 [2023-11-19 07:38:26,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:38:26,149 INFO L225 Difference]: With dead ends: 141 [2023-11-19 07:38:26,150 INFO L226 Difference]: Without dead ends: 70 [2023-11-19 07:38:26,155 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:38:26,161 INFO L413 NwaCegarLoop]: 106 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, 106 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 07:38:26,162 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 106 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:38:26,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2023-11-19 07:38:26,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 70. [2023-11-19 07:38:26,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70 states, 50 states have (on average 1.4) internal successors, (70), 50 states have internal predecessors, (70), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2023-11-19 07:38:26,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 106 transitions. [2023-11-19 07:38:26,230 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 106 transitions. Word has length 126 [2023-11-19 07:38:26,230 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:38:26,231 INFO L495 AbstractCegarLoop]: Abstraction has 70 states and 106 transitions. [2023-11-19 07:38:26,231 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 2 states have call successors, (18) [2023-11-19 07:38:26,232 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 106 transitions. [2023-11-19 07:38:26,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2023-11-19 07:38:26,243 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:38:26,243 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:38:26,244 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 07:38:26,244 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:38:26,245 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:38:26,245 INFO L85 PathProgramCache]: Analyzing trace with hash -1581890808, now seen corresponding path program 1 times [2023-11-19 07:38:26,246 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:38:26,246 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1785468051] [2023-11-19 07:38:26,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:38:26,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:38:26,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:26,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-19 07:38:26,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:26,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-19 07:38:26,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:26,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-19 07:38:26,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:26,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-11-19 07:38:26,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:26,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-19 07:38:26,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:26,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-19 07:38:26,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:26,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-19 07:38:26,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:26,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-19 07:38:26,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:26,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-19 07:38:26,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:26,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-19 07:38:26,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:26,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-19 07:38:26,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:26,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-19 07:38:26,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:26,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-11-19 07:38:26,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:26,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-19 07:38:26,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:26,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-11-19 07:38:26,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:26,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-19 07:38:26,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:26,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2023-11-19 07:38:26,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:26,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-11-19 07:38:26,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:26,977 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2023-11-19 07:38:26,978 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:38:26,978 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1785468051] [2023-11-19 07:38:26,978 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1785468051] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:38:26,979 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:38:26,979 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 07:38:26,979 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1978776321] [2023-11-19 07:38:26,979 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:38:26,981 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 07:38:26,981 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:38:26,982 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 07:38:26,982 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 07:38:26,983 INFO L87 Difference]: Start difference. First operand 70 states and 106 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-19 07:38:27,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:38:27,140 INFO L93 Difference]: Finished difference Result 229 states and 352 transitions. [2023-11-19 07:38:27,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-19 07:38:27,141 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 126 [2023-11-19 07:38:27,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:38:27,144 INFO L225 Difference]: With dead ends: 229 [2023-11-19 07:38:27,145 INFO L226 Difference]: Without dead ends: 162 [2023-11-19 07:38:27,146 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 07:38:27,148 INFO L413 NwaCegarLoop]: 136 mSDtfsCounter, 114 mSDsluCounter, 194 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 114 SdHoareTripleChecker+Valid, 330 SdHoareTripleChecker+Invalid, 76 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-19 07:38:27,148 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [114 Valid, 330 Invalid, 76 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-19 07:38:27,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2023-11-19 07:38:27,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 135. [2023-11-19 07:38:27,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 135 states, 96 states have (on average 1.3854166666666667) internal successors, (133), 96 states have internal predecessors, (133), 36 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2023-11-19 07:38:27,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 205 transitions. [2023-11-19 07:38:27,184 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 205 transitions. Word has length 126 [2023-11-19 07:38:27,186 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:38:27,186 INFO L495 AbstractCegarLoop]: Abstraction has 135 states and 205 transitions. [2023-11-19 07:38:27,187 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-19 07:38:27,187 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 205 transitions. [2023-11-19 07:38:27,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2023-11-19 07:38:27,191 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:38:27,192 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:38:27,192 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-19 07:38:27,192 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:38:27,193 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:38:27,193 INFO L85 PathProgramCache]: Analyzing trace with hash -1247867550, now seen corresponding path program 1 times [2023-11-19 07:38:27,193 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:38:27,194 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [27394927] [2023-11-19 07:38:27,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:38:27,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:38:27,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:28,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-19 07:38:28,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:28,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-19 07:38:28,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:28,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-19 07:38:28,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:28,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-11-19 07:38:28,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:28,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-19 07:38:28,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:28,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-19 07:38:28,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:28,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-19 07:38:28,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:28,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-19 07:38:28,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:28,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-19 07:38:28,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:28,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-19 07:38:28,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:28,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-19 07:38:28,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:28,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-19 07:38:28,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:28,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-11-19 07:38:28,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:28,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-19 07:38:28,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:28,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-11-19 07:38:28,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:28,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-19 07:38:28,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:28,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2023-11-19 07:38:28,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:28,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-11-19 07:38:28,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:28,149 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2023-11-19 07:38:28,150 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:38:28,150 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [27394927] [2023-11-19 07:38:28,150 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [27394927] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-19 07:38:28,151 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1356135264] [2023-11-19 07:38:28,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:38:28,151 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:38:28,152 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75a3af6-eae5-4c35-8662-02775a0cd768/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:38:28,158 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75a3af6-eae5-4c35-8662-02775a0cd768/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:38:28,185 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75a3af6-eae5-4c35-8662-02775a0cd768/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 07:38:28,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:28,356 INFO L262 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-19 07:38:28,368 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:38:29,145 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 84 proven. 93 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2023-11-19 07:38:29,145 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 07:38:29,477 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2023-11-19 07:38:29,477 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1356135264] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 07:38:29,478 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-19 07:38:29,478 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 11, 6] total 15 [2023-11-19 07:38:29,482 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1109683663] [2023-11-19 07:38:29,482 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-19 07:38:29,483 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-11-19 07:38:29,483 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:38:29,484 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-11-19 07:38:29,484 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=149, Unknown=0, NotChecked=0, Total=210 [2023-11-19 07:38:29,485 INFO L87 Difference]: Start difference. First operand 135 states and 205 transitions. Second operand has 15 states, 15 states have (on average 5.266666666666667) internal successors, (79), 15 states have internal predecessors, (79), 3 states have call successors, (35), 3 states have call predecessors, (35), 6 states have return successors, (36), 2 states have call predecessors, (36), 3 states have call successors, (36) [2023-11-19 07:38:30,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:38:30,034 INFO L93 Difference]: Finished difference Result 224 states and 326 transitions. [2023-11-19 07:38:30,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-11-19 07:38:30,035 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 5.266666666666667) internal successors, (79), 15 states have internal predecessors, (79), 3 states have call successors, (35), 3 states have call predecessors, (35), 6 states have return successors, (36), 2 states have call predecessors, (36), 3 states have call successors, (36) Word has length 127 [2023-11-19 07:38:30,036 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:38:30,037 INFO L225 Difference]: With dead ends: 224 [2023-11-19 07:38:30,038 INFO L226 Difference]: Without dead ends: 157 [2023-11-19 07:38:30,039 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 305 GetRequests, 279 SyntacticMatches, 4 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=172, Invalid=380, Unknown=0, NotChecked=0, Total=552 [2023-11-19 07:38:30,040 INFO L413 NwaCegarLoop]: 84 mSDtfsCounter, 186 mSDsluCounter, 179 mSDsCounter, 0 mSdLazyCounter, 176 mSolverCounterSat, 75 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 187 SdHoareTripleChecker+Valid, 263 SdHoareTripleChecker+Invalid, 251 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 75 IncrementalHoareTripleChecker+Valid, 176 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-19 07:38:30,041 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [187 Valid, 263 Invalid, 251 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [75 Valid, 176 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-19 07:38:30,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 157 states. [2023-11-19 07:38:30,088 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 157 to 151. [2023-11-19 07:38:30,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 151 states, 108 states have (on average 1.3240740740740742) internal successors, (143), 108 states have internal predecessors, (143), 36 states have call successors, (36), 6 states have call predecessors, (36), 6 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2023-11-19 07:38:30,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 215 transitions. [2023-11-19 07:38:30,092 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 215 transitions. Word has length 127 [2023-11-19 07:38:30,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:38:30,093 INFO L495 AbstractCegarLoop]: Abstraction has 151 states and 215 transitions. [2023-11-19 07:38:30,094 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 5.266666666666667) internal successors, (79), 15 states have internal predecessors, (79), 3 states have call successors, (35), 3 states have call predecessors, (35), 6 states have return successors, (36), 2 states have call predecessors, (36), 3 states have call successors, (36) [2023-11-19 07:38:30,095 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 215 transitions. [2023-11-19 07:38:30,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-11-19 07:38:30,100 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:38:30,101 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:38:30,130 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75a3af6-eae5-4c35-8662-02775a0cd768/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-19 07:38:30,313 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75a3af6-eae5-4c35-8662-02775a0cd768/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2023-11-19 07:38:30,314 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:38:30,314 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:38:30,315 INFO L85 PathProgramCache]: Analyzing trace with hash 412686350, now seen corresponding path program 1 times [2023-11-19 07:38:30,315 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:38:30,315 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [811896864] [2023-11-19 07:38:30,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:38:30,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:38:30,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:30,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-19 07:38:30,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:30,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-19 07:38:30,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:30,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-19 07:38:30,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:30,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-11-19 07:38:30,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:30,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-19 07:38:30,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:30,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-19 07:38:30,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:30,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-19 07:38:30,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:30,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-19 07:38:30,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:30,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-19 07:38:30,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:30,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-19 07:38:30,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:30,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-19 07:38:30,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:30,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-19 07:38:30,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:30,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-11-19 07:38:30,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:30,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-19 07:38:30,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:30,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-11-19 07:38:30,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:30,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-19 07:38:30,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:30,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2023-11-19 07:38:30,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:30,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-11-19 07:38:30,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:30,457 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2023-11-19 07:38:30,457 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:38:30,457 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [811896864] [2023-11-19 07:38:30,458 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [811896864] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:38:30,458 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:38:30,458 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 07:38:30,458 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [998185775] [2023-11-19 07:38:30,458 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:38:30,459 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:38:30,459 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:38:30,460 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:38:30,460 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:38:30,461 INFO L87 Difference]: Start difference. First operand 151 states and 215 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-19 07:38:30,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:38:30,518 INFO L93 Difference]: Finished difference Result 299 states and 427 transitions. [2023-11-19 07:38:30,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:38:30,519 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 128 [2023-11-19 07:38:30,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:38:30,521 INFO L225 Difference]: With dead ends: 299 [2023-11-19 07:38:30,521 INFO L226 Difference]: Without dead ends: 151 [2023-11-19 07:38:30,522 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:38:30,524 INFO L413 NwaCegarLoop]: 93 mSDtfsCounter, 20 mSDsluCounter, 70 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 163 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 07:38:30,524 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 163 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:38:30,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2023-11-19 07:38:30,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 151. [2023-11-19 07:38:30,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 151 states, 108 states have (on average 1.3055555555555556) internal successors, (141), 108 states have internal predecessors, (141), 36 states have call successors, (36), 6 states have call predecessors, (36), 6 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2023-11-19 07:38:30,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 213 transitions. [2023-11-19 07:38:30,578 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 213 transitions. Word has length 128 [2023-11-19 07:38:30,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:38:30,578 INFO L495 AbstractCegarLoop]: Abstraction has 151 states and 213 transitions. [2023-11-19 07:38:30,579 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-19 07:38:30,579 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 213 transitions. [2023-11-19 07:38:30,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-11-19 07:38:30,581 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:38:30,581 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:38:30,581 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-19 07:38:30,581 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:38:30,582 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:38:30,582 INFO L85 PathProgramCache]: Analyzing trace with hash -2055581939, now seen corresponding path program 1 times [2023-11-19 07:38:30,582 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:38:30,584 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1057339215] [2023-11-19 07:38:30,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:38:30,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:38:30,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:38:30,660 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:38:30,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:38:30,828 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:38:30,828 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 07:38:30,829 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 07:38:30,831 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-19 07:38:30,835 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2023-11-19 07:38:30,839 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 07:38:30,928 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated [2023-11-19 07:38:30,930 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short19 could not be translated [2023-11-19 07:38:30,969 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 07:38:30 BoogieIcfgContainer [2023-11-19 07:38:30,969 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 07:38:30,970 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 07:38:30,970 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 07:38:30,970 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 07:38:30,971 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:38:25" (3/4) ... [2023-11-19 07:38:30,973 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 07:38:30,974 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 07:38:30,975 INFO L158 Benchmark]: Toolchain (without parser) took 6736.68ms. Allocated memory was 148.9MB in the beginning and 180.4MB in the end (delta: 31.5MB). Free memory was 104.0MB in the beginning and 132.1MB in the end (delta: -28.1MB). Peak memory consumption was 5.1MB. Max. memory is 16.1GB. [2023-11-19 07:38:30,976 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 115.3MB. Free memory was 82.5MB in the beginning and 82.5MB in the end (delta: 32.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:38:30,976 INFO L158 Benchmark]: CACSL2BoogieTranslator took 371.37ms. Allocated memory is still 148.9MB. Free memory was 104.0MB in the beginning and 90.1MB in the end (delta: 13.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 07:38:30,976 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.75ms. Allocated memory is still 148.9MB. Free memory was 90.1MB in the beginning and 88.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 07:38:30,977 INFO L158 Benchmark]: Boogie Preprocessor took 36.29ms. Allocated memory is still 148.9MB. Free memory was 88.0MB in the beginning and 86.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 07:38:30,977 INFO L158 Benchmark]: RCFGBuilder took 569.68ms. Allocated memory is still 148.9MB. Free memory was 86.0MB in the beginning and 66.9MB in the end (delta: 19.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-19 07:38:30,978 INFO L158 Benchmark]: TraceAbstraction took 5679.47ms. Allocated memory was 148.9MB in the beginning and 180.4MB in the end (delta: 31.5MB). Free memory was 66.3MB in the beginning and 133.1MB in the end (delta: -66.9MB). Peak memory consumption was 55.4MB. Max. memory is 16.1GB. [2023-11-19 07:38:30,978 INFO L158 Benchmark]: Witness Printer took 4.64ms. Allocated memory is still 180.4MB. Free memory was 133.1MB in the beginning and 132.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 07:38:30,981 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 115.3MB. Free memory was 82.5MB in the beginning and 82.5MB in the end (delta: 32.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 371.37ms. Allocated memory is still 148.9MB. Free memory was 104.0MB in the beginning and 90.1MB in the end (delta: 13.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.75ms. Allocated memory is still 148.9MB. Free memory was 90.1MB in the beginning and 88.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.29ms. Allocated memory is still 148.9MB. Free memory was 88.0MB in the beginning and 86.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 569.68ms. Allocated memory is still 148.9MB. Free memory was 86.0MB in the beginning and 66.9MB in the end (delta: 19.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 5679.47ms. Allocated memory was 148.9MB in the beginning and 180.4MB in the end (delta: 31.5MB). Free memory was 66.3MB in the beginning and 133.1MB in the end (delta: -66.9MB). Peak memory consumption was 55.4MB. Max. memory is 16.1GB. * Witness Printer took 4.64ms. Allocated memory is still 180.4MB. Free memory was 133.1MB in the beginning and 132.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short19 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 152, overapproximation of someUnaryDOUBLEoperation at line 39, overapproximation of someBinaryArithmeticDOUBLEoperation at line 96. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 1; [L23] unsigned char var_1_4 = 0; [L24] double var_1_5 = 127.5; [L25] double var_1_7 = 10000000000000.125; [L26] double var_1_8 = 1.25; [L27] double var_1_10 = 25.7; [L28] signed long int var_1_11 = -2; [L29] signed long int var_1_13 = 5; [L30] signed long int var_1_14 = 128; [L31] signed long int var_1_15 = 1000; [L32] double var_1_16 = 0.2; [L33] double var_1_17 = 0.25; [L34] double var_1_18 = 99999999999999.5; [L35] signed short int var_1_19 = -64; [L36] double var_1_20 = 256.75; [L37] double var_1_21 = 100.4; [L38] double var_1_22 = 4.5; [L39] double var_1_23 = -0.5; [L40] signed long int var_1_24 = 10; [L41] signed char var_1_25 = -8; [L42] signed char var_1_26 = 10; [L43] signed long int var_1_27 = 256; [L44] unsigned char var_1_28 = 4; [L45] unsigned char var_1_29 = 32; [L46] unsigned char last_1_var_1_1 = 1; [L47] signed long int last_1_var_1_11 = -2; [L48] signed long int last_1_var_1_15 = 1000; [L49] double last_1_var_1_16 = 0.2; VAL [isInitial=0, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=257/10, var_1_11=-2, var_1_13=5, var_1_14=128, var_1_15=1000, var_1_16=1/5, var_1_17=1/4, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_20=1027/4, var_1_21=502/5, var_1_22=9/2, var_1_24=10, var_1_25=-8, var_1_26=10, var_1_27=256, var_1_28=4, var_1_29=32, var_1_4=0, var_1_5=255/2, var_1_7=80000000000001/8, var_1_8=5/4] [L156] isInitial = 1 [L157] FCALL initially() [L158] COND TRUE 1 [L159] CALL updateLastVariables() [L146] last_1_var_1_1 = var_1_1 [L147] last_1_var_1_11 = var_1_11 [L148] last_1_var_1_15 = var_1_15 [L149] last_1_var_1_16 = var_1_16 VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=257/10, var_1_11=-2, var_1_13=5, var_1_14=128, var_1_15=1000, var_1_16=1/5, var_1_17=1/4, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_20=1027/4, var_1_21=502/5, var_1_22=9/2, var_1_24=10, var_1_25=-8, var_1_26=10, var_1_27=256, var_1_28=4, var_1_29=32, var_1_4=0, var_1_5=255/2, var_1_7=80000000000001/8, var_1_8=5/4] [L159] RET updateLastVariables() [L160] CALL updateVariables() [L113] var_1_4 = __VERIFIER_nondet_uchar() [L114] CALL assume_abort_if_not(var_1_4 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=257/10, var_1_11=-2, var_1_13=5, var_1_14=128, var_1_15=1000, var_1_16=1/5, var_1_17=1/4, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_20=1027/4, var_1_21=502/5, var_1_22=9/2, var_1_24=10, var_1_25=-8, var_1_26=10, var_1_27=256, var_1_28=4, var_1_29=32, var_1_4=1, var_1_5=255/2, var_1_7=80000000000001/8, var_1_8=5/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=257/10, var_1_11=-2, var_1_13=5, var_1_14=128, var_1_15=1000, var_1_16=1/5, var_1_17=1/4, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_20=1027/4, var_1_21=502/5, var_1_22=9/2, var_1_24=10, var_1_25=-8, var_1_26=10, var_1_27=256, var_1_28=4, var_1_29=32, var_1_4=1, var_1_5=255/2, var_1_7=80000000000001/8, var_1_8=5/4] [L114] RET assume_abort_if_not(var_1_4 >= 1) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=257/10, var_1_11=-2, var_1_13=5, var_1_14=128, var_1_15=1000, var_1_16=1/5, var_1_17=1/4, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_20=1027/4, var_1_21=502/5, var_1_22=9/2, var_1_24=10, var_1_25=-8, var_1_26=10, var_1_27=256, var_1_28=4, var_1_29=32, var_1_4=1, var_1_5=255/2, var_1_7=80000000000001/8, var_1_8=5/4] [L115] CALL assume_abort_if_not(var_1_4 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=257/10, var_1_11=-2, var_1_13=5, var_1_14=128, var_1_15=1000, var_1_16=1/5, var_1_17=1/4, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_20=1027/4, var_1_21=502/5, var_1_22=9/2, var_1_24=10, var_1_25=-8, var_1_26=10, var_1_27=256, var_1_28=4, var_1_29=32, var_1_4=1, var_1_5=255/2, var_1_7=80000000000001/8, var_1_8=5/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=257/10, var_1_11=-2, var_1_13=5, var_1_14=128, var_1_15=1000, var_1_16=1/5, var_1_17=1/4, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_20=1027/4, var_1_21=502/5, var_1_22=9/2, var_1_24=10, var_1_25=-8, var_1_26=10, var_1_27=256, var_1_28=4, var_1_29=32, var_1_4=1, var_1_5=255/2, var_1_7=80000000000001/8, var_1_8=5/4] [L115] RET assume_abort_if_not(var_1_4 <= 1) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=257/10, var_1_11=-2, var_1_13=5, var_1_14=128, var_1_15=1000, var_1_16=1/5, var_1_17=1/4, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_20=1027/4, var_1_21=502/5, var_1_22=9/2, var_1_24=10, var_1_25=-8, var_1_26=10, var_1_27=256, var_1_28=4, var_1_29=32, var_1_4=1, var_1_5=255/2, var_1_7=80000000000001/8, var_1_8=5/4] [L116] var_1_7 = __VERIFIER_nondet_double() [L117] CALL assume_abort_if_not((var_1_7 >= -922337.2036854765600e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=257/10, var_1_11=-2, var_1_13=5, var_1_14=128, var_1_15=1000, var_1_16=1/5, var_1_17=1/4, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_20=1027/4, var_1_21=502/5, var_1_22=9/2, var_1_24=10, var_1_25=-8, var_1_26=10, var_1_27=256, var_1_28=4, var_1_29=32, var_1_4=1, var_1_5=255/2, var_1_7=100000000000006, var_1_8=5/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=257/10, var_1_11=-2, var_1_13=5, var_1_14=128, var_1_15=1000, var_1_16=1/5, var_1_17=1/4, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_20=1027/4, var_1_21=502/5, var_1_22=9/2, var_1_24=10, var_1_25=-8, var_1_26=10, var_1_27=256, var_1_28=4, var_1_29=32, var_1_4=1, var_1_5=255/2, var_1_7=100000000000006, var_1_8=5/4] [L117] RET assume_abort_if_not((var_1_7 >= -922337.2036854765600e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=257/10, var_1_11=-2, var_1_13=5, var_1_14=128, var_1_15=1000, var_1_16=1/5, var_1_17=1/4, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_20=1027/4, var_1_21=502/5, var_1_22=9/2, var_1_24=10, var_1_25=-8, var_1_26=10, var_1_27=256, var_1_28=4, var_1_29=32, var_1_4=1, var_1_5=255/2, var_1_7=100000000000006, var_1_8=5/4] [L118] var_1_10 = __VERIFIER_nondet_double() [L119] CALL assume_abort_if_not((var_1_10 >= -922337.2036854765600e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000006, var_1_11=-2, var_1_13=5, var_1_14=128, var_1_15=1000, var_1_16=1/5, var_1_17=1/4, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_20=1027/4, var_1_21=502/5, var_1_22=9/2, var_1_24=10, var_1_25=-8, var_1_26=10, var_1_27=256, var_1_28=4, var_1_29=32, var_1_4=1, var_1_5=255/2, var_1_7=100000000000006, var_1_8=5/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000006, var_1_11=-2, var_1_13=5, var_1_14=128, var_1_15=1000, var_1_16=1/5, var_1_17=1/4, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_20=1027/4, var_1_21=502/5, var_1_22=9/2, var_1_24=10, var_1_25=-8, var_1_26=10, var_1_27=256, var_1_28=4, var_1_29=32, var_1_4=1, var_1_5=255/2, var_1_7=100000000000006, var_1_8=5/4] [L119] RET assume_abort_if_not((var_1_10 >= -922337.2036854765600e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000006, var_1_11=-2, var_1_13=5, var_1_14=128, var_1_15=1000, var_1_16=1/5, var_1_17=1/4, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_20=1027/4, var_1_21=502/5, var_1_22=9/2, var_1_24=10, var_1_25=-8, var_1_26=10, var_1_27=256, var_1_28=4, var_1_29=32, var_1_4=1, var_1_5=255/2, var_1_7=100000000000006, var_1_8=5/4] [L120] var_1_13 = __VERIFIER_nondet_long() [L121] CALL assume_abort_if_not(var_1_13 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000006, var_1_11=-2, var_1_13=5, var_1_14=128, var_1_15=1000, var_1_16=1/5, var_1_17=1/4, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_20=1027/4, var_1_21=502/5, var_1_22=9/2, var_1_24=10, var_1_25=-8, var_1_26=10, var_1_27=256, var_1_28=4, var_1_29=32, var_1_4=1, var_1_5=255/2, var_1_7=100000000000006, var_1_8=5/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000006, var_1_11=-2, var_1_13=5, var_1_14=128, var_1_15=1000, var_1_16=1/5, var_1_17=1/4, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_20=1027/4, var_1_21=502/5, var_1_22=9/2, var_1_24=10, var_1_25=-8, var_1_26=10, var_1_27=256, var_1_28=4, var_1_29=32, var_1_4=1, var_1_5=255/2, var_1_7=100000000000006, var_1_8=5/4] [L121] RET assume_abort_if_not(var_1_13 >= -1) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000006, var_1_11=-2, var_1_13=5, var_1_14=128, var_1_15=1000, var_1_16=1/5, var_1_17=1/4, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_20=1027/4, var_1_21=502/5, var_1_22=9/2, var_1_24=10, var_1_25=-8, var_1_26=10, var_1_27=256, var_1_28=4, var_1_29=32, var_1_4=1, var_1_5=255/2, var_1_7=100000000000006, var_1_8=5/4] [L122] CALL assume_abort_if_not(var_1_13 <= 2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000006, var_1_11=-2, var_1_13=5, var_1_14=128, var_1_15=1000, var_1_16=1/5, var_1_17=1/4, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_20=1027/4, var_1_21=502/5, var_1_22=9/2, var_1_24=10, var_1_25=-8, var_1_26=10, var_1_27=256, var_1_28=4, var_1_29=32, var_1_4=1, var_1_5=255/2, var_1_7=100000000000006, var_1_8=5/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000006, var_1_11=-2, var_1_13=5, var_1_14=128, var_1_15=1000, var_1_16=1/5, var_1_17=1/4, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_20=1027/4, var_1_21=502/5, var_1_22=9/2, var_1_24=10, var_1_25=-8, var_1_26=10, var_1_27=256, var_1_28=4, var_1_29=32, var_1_4=1, var_1_5=255/2, var_1_7=100000000000006, var_1_8=5/4] [L122] RET assume_abort_if_not(var_1_13 <= 2147483646) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000006, var_1_11=-2, var_1_13=5, var_1_14=128, var_1_15=1000, var_1_16=1/5, var_1_17=1/4, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_20=1027/4, var_1_21=502/5, var_1_22=9/2, var_1_24=10, var_1_25=-8, var_1_26=10, var_1_27=256, var_1_28=4, var_1_29=32, var_1_4=1, var_1_5=255/2, var_1_7=100000000000006, var_1_8=5/4] [L123] var_1_14 = __VERIFIER_nondet_long() [L124] CALL assume_abort_if_not(var_1_14 >= -2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000006, var_1_11=-2, var_1_13=5, var_1_14=-2147483647, var_1_15=1000, var_1_16=1/5, var_1_17=1/4, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_20=1027/4, var_1_21=502/5, var_1_22=9/2, var_1_24=10, var_1_25=-8, var_1_26=10, var_1_27=256, var_1_28=4, var_1_29=32, var_1_4=1, var_1_5=255/2, var_1_7=100000000000006, var_1_8=5/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000006, var_1_11=-2, var_1_13=5, var_1_14=-2147483647, var_1_15=1000, var_1_16=1/5, var_1_17=1/4, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_20=1027/4, var_1_21=502/5, var_1_22=9/2, var_1_24=10, var_1_25=-8, var_1_26=10, var_1_27=256, var_1_28=4, var_1_29=32, var_1_4=1, var_1_5=255/2, var_1_7=100000000000006, var_1_8=5/4] [L124] RET assume_abort_if_not(var_1_14 >= -2147483647) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000006, var_1_11=-2, var_1_13=5, var_1_14=-2147483647, var_1_15=1000, var_1_16=1/5, var_1_17=1/4, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_20=1027/4, var_1_21=502/5, var_1_22=9/2, var_1_24=10, var_1_25=-8, var_1_26=10, var_1_27=256, var_1_28=4, var_1_29=32, var_1_4=1, var_1_5=255/2, var_1_7=100000000000006, var_1_8=5/4] [L125] CALL assume_abort_if_not(var_1_14 <= 2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000006, var_1_11=-2, var_1_13=5, var_1_14=-2147483647, var_1_15=1000, var_1_16=1/5, var_1_17=1/4, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_20=1027/4, var_1_21=502/5, var_1_22=9/2, var_1_24=10, var_1_25=-8, var_1_26=10, var_1_27=256, var_1_28=4, var_1_29=32, var_1_4=1, var_1_5=255/2, var_1_7=100000000000006, var_1_8=5/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000006, var_1_11=-2, var_1_13=5, var_1_14=-2147483647, var_1_15=1000, var_1_16=1/5, var_1_17=1/4, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_20=1027/4, var_1_21=502/5, var_1_22=9/2, var_1_24=10, var_1_25=-8, var_1_26=10, var_1_27=256, var_1_28=4, var_1_29=32, var_1_4=1, var_1_5=255/2, var_1_7=100000000000006, var_1_8=5/4] [L125] RET assume_abort_if_not(var_1_14 <= 2147483646) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000006, var_1_11=-2, var_1_13=5, var_1_14=-2147483647, var_1_15=1000, var_1_16=1/5, var_1_17=1/4, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_20=1027/4, var_1_21=502/5, var_1_22=9/2, var_1_24=10, var_1_25=-8, var_1_26=10, var_1_27=256, var_1_28=4, var_1_29=32, var_1_4=1, var_1_5=255/2, var_1_7=100000000000006, var_1_8=5/4] [L126] var_1_17 = __VERIFIER_nondet_double() [L127] CALL assume_abort_if_not((var_1_17 >= -461168.6018427382800e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427382800e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000006, var_1_11=-2, var_1_13=5, var_1_14=-2147483647, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000005, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_20=1027/4, var_1_21=502/5, var_1_22=9/2, var_1_24=10, var_1_25=-8, var_1_26=10, var_1_27=256, var_1_28=4, var_1_29=32, var_1_4=1, var_1_5=255/2, var_1_7=100000000000006, var_1_8=5/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000006, var_1_11=-2, var_1_13=5, var_1_14=-2147483647, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000005, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_20=1027/4, var_1_21=502/5, var_1_22=9/2, var_1_24=10, var_1_25=-8, var_1_26=10, var_1_27=256, var_1_28=4, var_1_29=32, var_1_4=1, var_1_5=255/2, var_1_7=100000000000006, var_1_8=5/4] [L127] RET assume_abort_if_not((var_1_17 >= -461168.6018427382800e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427382800e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000006, var_1_11=-2, var_1_13=5, var_1_14=-2147483647, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000005, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_20=1027/4, var_1_21=502/5, var_1_22=9/2, var_1_24=10, var_1_25=-8, var_1_26=10, var_1_27=256, var_1_28=4, var_1_29=32, var_1_4=1, var_1_5=255/2, var_1_7=100000000000006, var_1_8=5/4] [L128] var_1_18 = __VERIFIER_nondet_double() [L129] CALL assume_abort_if_not((var_1_18 >= -230584.3009213691390e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 2305843.009213691390e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000006, var_1_11=-2, var_1_13=5, var_1_14=-2147483647, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000005, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_20=1027/4, var_1_21=502/5, var_1_22=9/2, var_1_24=10, var_1_25=-8, var_1_26=10, var_1_27=256, var_1_28=4, var_1_29=32, var_1_4=1, var_1_5=255/2, var_1_7=100000000000006, var_1_8=5/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000006, var_1_11=-2, var_1_13=5, var_1_14=-2147483647, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000005, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_20=1027/4, var_1_21=502/5, var_1_22=9/2, var_1_24=10, var_1_25=-8, var_1_26=10, var_1_27=256, var_1_28=4, var_1_29=32, var_1_4=1, var_1_5=255/2, var_1_7=100000000000006, var_1_8=5/4] [L129] RET assume_abort_if_not((var_1_18 >= -230584.3009213691390e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 2305843.009213691390e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000006, var_1_11=-2, var_1_13=5, var_1_14=-2147483647, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000005, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_20=1027/4, var_1_21=502/5, var_1_22=9/2, var_1_24=10, var_1_25=-8, var_1_26=10, var_1_27=256, var_1_28=4, var_1_29=32, var_1_4=1, var_1_5=255/2, var_1_7=100000000000006, var_1_8=5/4] [L130] var_1_20 = __VERIFIER_nondet_double() [L131] CALL assume_abort_if_not((var_1_20 >= -922337.2036854776000e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854776000e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000006, var_1_11=-2, var_1_13=5, var_1_14=-2147483647, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000005, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_20=100000000000008, var_1_21=502/5, var_1_22=9/2, var_1_24=10, var_1_25=-8, var_1_26=10, var_1_27=256, var_1_28=4, var_1_29=32, var_1_4=1, var_1_5=255/2, var_1_7=100000000000006, var_1_8=5/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000006, var_1_11=-2, var_1_13=5, var_1_14=-2147483647, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000005, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_20=100000000000008, var_1_21=502/5, var_1_22=9/2, var_1_24=10, var_1_25=-8, var_1_26=10, var_1_27=256, var_1_28=4, var_1_29=32, var_1_4=1, var_1_5=255/2, var_1_7=100000000000006, var_1_8=5/4] [L131] RET assume_abort_if_not((var_1_20 >= -922337.2036854776000e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854776000e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000006, var_1_11=-2, var_1_13=5, var_1_14=-2147483647, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000005, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_20=100000000000008, var_1_21=502/5, var_1_22=9/2, var_1_24=10, var_1_25=-8, var_1_26=10, var_1_27=256, var_1_28=4, var_1_29=32, var_1_4=1, var_1_5=255/2, var_1_7=100000000000006, var_1_8=5/4] [L132] var_1_21 = __VERIFIER_nondet_double() [L133] CALL assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854776000e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000006, var_1_11=-2, var_1_13=5, var_1_14=-2147483647, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000005, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_20=100000000000008, var_1_21=100000000000009, var_1_22=9/2, var_1_24=10, var_1_25=-8, var_1_26=10, var_1_27=256, var_1_28=4, var_1_29=32, var_1_4=1, var_1_5=255/2, var_1_7=100000000000006, var_1_8=5/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000006, var_1_11=-2, var_1_13=5, var_1_14=-2147483647, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000005, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_20=100000000000008, var_1_21=100000000000009, var_1_22=9/2, var_1_24=10, var_1_25=-8, var_1_26=10, var_1_27=256, var_1_28=4, var_1_29=32, var_1_4=1, var_1_5=255/2, var_1_7=100000000000006, var_1_8=5/4] [L133] RET assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854776000e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000006, var_1_11=-2, var_1_13=5, var_1_14=-2147483647, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000005, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_20=100000000000008, var_1_21=100000000000009, var_1_22=9/2, var_1_24=10, var_1_25=-8, var_1_26=10, var_1_27=256, var_1_28=4, var_1_29=32, var_1_4=1, var_1_5=255/2, var_1_7=100000000000006, var_1_8=5/4] [L134] var_1_22 = __VERIFIER_nondet_double() [L135] CALL assume_abort_if_not((var_1_22 >= -922337.2036854776000e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854776000e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000006, var_1_11=-2, var_1_13=5, var_1_14=-2147483647, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000005, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_20=100000000000008, var_1_21=100000000000009, var_1_22=100000000000010, var_1_24=10, var_1_25=-8, var_1_26=10, var_1_27=256, var_1_28=4, var_1_29=32, var_1_4=1, var_1_5=255/2, var_1_7=100000000000006, var_1_8=5/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000006, var_1_11=-2, var_1_13=5, var_1_14=-2147483647, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000005, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_20=100000000000008, var_1_21=100000000000009, var_1_22=100000000000010, var_1_24=10, var_1_25=-8, var_1_26=10, var_1_27=256, var_1_28=4, var_1_29=32, var_1_4=1, var_1_5=255/2, var_1_7=100000000000006, var_1_8=5/4] [L135] RET assume_abort_if_not((var_1_22 >= -922337.2036854776000e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854776000e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000006, var_1_11=-2, var_1_13=5, var_1_14=-2147483647, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000005, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_20=100000000000008, var_1_21=100000000000009, var_1_22=100000000000010, var_1_24=10, var_1_25=-8, var_1_26=10, var_1_27=256, var_1_28=4, var_1_29=32, var_1_4=1, var_1_5=255/2, var_1_7=100000000000006, var_1_8=5/4] [L136] var_1_23 = __VERIFIER_nondet_double() [L137] CALL assume_abort_if_not((var_1_23 >= -922337.2036854776000e+13F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 9223372.036854776000e+12F && var_1_23 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000006, var_1_11=-2, var_1_13=5, var_1_14=-2147483647, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000005, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_20=100000000000008, var_1_21=100000000000009, var_1_22=100000000000010, var_1_23=100000000000007, var_1_24=10, var_1_25=-8, var_1_26=10, var_1_27=256, var_1_28=4, var_1_29=32, var_1_4=1, var_1_5=255/2, var_1_7=100000000000006, var_1_8=5/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000006, var_1_11=-2, var_1_13=5, var_1_14=-2147483647, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000005, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_20=100000000000008, var_1_21=100000000000009, var_1_22=100000000000010, var_1_23=100000000000007, var_1_24=10, var_1_25=-8, var_1_26=10, var_1_27=256, var_1_28=4, var_1_29=32, var_1_4=1, var_1_5=255/2, var_1_7=100000000000006, var_1_8=5/4] [L137] RET assume_abort_if_not((var_1_23 >= -922337.2036854776000e+13F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 9223372.036854776000e+12F && var_1_23 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000006, var_1_11=-2, var_1_13=5, var_1_14=-2147483647, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000005, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_20=100000000000008, var_1_21=100000000000009, var_1_22=100000000000010, var_1_23=100000000000007, var_1_24=10, var_1_25=-8, var_1_26=10, var_1_27=256, var_1_28=4, var_1_29=32, var_1_4=1, var_1_5=255/2, var_1_7=100000000000006, var_1_8=5/4] [L138] var_1_26 = __VERIFIER_nondet_char() [L139] CALL assume_abort_if_not(var_1_26 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000006, var_1_11=-2, var_1_13=5, var_1_14=-2147483647, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000005, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_20=100000000000008, var_1_21=100000000000009, var_1_22=100000000000010, var_1_23=100000000000007, var_1_24=10, var_1_25=-8, var_1_26=-127, var_1_27=256, var_1_28=4, var_1_29=32, var_1_4=1, var_1_5=255/2, var_1_7=100000000000006, var_1_8=5/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000006, var_1_11=-2, var_1_13=5, var_1_14=-2147483647, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000005, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_20=100000000000008, var_1_21=100000000000009, var_1_22=100000000000010, var_1_23=100000000000007, var_1_24=10, var_1_25=-8, var_1_26=-127, var_1_27=256, var_1_28=4, var_1_29=32, var_1_4=1, var_1_5=255/2, var_1_7=100000000000006, var_1_8=5/4] [L139] RET assume_abort_if_not(var_1_26 >= -127) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000006, var_1_11=-2, var_1_13=5, var_1_14=-2147483647, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000005, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_20=100000000000008, var_1_21=100000000000009, var_1_22=100000000000010, var_1_23=100000000000007, var_1_24=10, var_1_25=-8, var_1_26=-127, var_1_27=256, var_1_28=4, var_1_29=32, var_1_4=1, var_1_5=255/2, var_1_7=100000000000006, var_1_8=5/4] [L140] CALL assume_abort_if_not(var_1_26 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000006, var_1_11=-2, var_1_13=5, var_1_14=-2147483647, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000005, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_20=100000000000008, var_1_21=100000000000009, var_1_22=100000000000010, var_1_23=100000000000007, var_1_24=10, var_1_25=-8, var_1_26=-127, var_1_27=256, var_1_28=4, var_1_29=32, var_1_4=1, var_1_5=255/2, var_1_7=100000000000006, var_1_8=5/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000006, var_1_11=-2, var_1_13=5, var_1_14=-2147483647, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000005, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_20=100000000000008, var_1_21=100000000000009, var_1_22=100000000000010, var_1_23=100000000000007, var_1_24=10, var_1_25=-8, var_1_26=-127, var_1_27=256, var_1_28=4, var_1_29=32, var_1_4=1, var_1_5=255/2, var_1_7=100000000000006, var_1_8=5/4] [L140] RET assume_abort_if_not(var_1_26 <= 126) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000006, var_1_11=-2, var_1_13=5, var_1_14=-2147483647, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000005, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_20=100000000000008, var_1_21=100000000000009, var_1_22=100000000000010, var_1_23=100000000000007, var_1_24=10, var_1_25=-8, var_1_26=-127, var_1_27=256, var_1_28=4, var_1_29=32, var_1_4=1, var_1_5=255/2, var_1_7=100000000000006, var_1_8=5/4] [L141] var_1_29 = __VERIFIER_nondet_uchar() [L142] CALL assume_abort_if_not(var_1_29 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000006, var_1_11=-2, var_1_13=5, var_1_14=-2147483647, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000005, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_20=100000000000008, var_1_21=100000000000009, var_1_22=100000000000010, var_1_23=100000000000007, var_1_24=10, var_1_25=-8, var_1_26=-127, var_1_27=256, var_1_28=4, var_1_29=254, var_1_4=1, var_1_5=255/2, var_1_7=100000000000006, var_1_8=5/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000006, var_1_11=-2, var_1_13=5, var_1_14=-2147483647, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000005, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_20=100000000000008, var_1_21=100000000000009, var_1_22=100000000000010, var_1_23=100000000000007, var_1_24=10, var_1_25=-8, var_1_26=-127, var_1_27=256, var_1_28=4, var_1_29=254, var_1_4=1, var_1_5=255/2, var_1_7=100000000000006, var_1_8=5/4] [L142] RET assume_abort_if_not(var_1_29 >= 0) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000006, var_1_11=-2, var_1_13=5, var_1_14=-2147483647, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000005, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_20=100000000000008, var_1_21=100000000000009, var_1_22=100000000000010, var_1_23=100000000000007, var_1_24=10, var_1_25=-8, var_1_26=-127, var_1_27=256, var_1_28=4, var_1_29=254, var_1_4=1, var_1_5=255/2, var_1_7=100000000000006, var_1_8=5/4] [L143] CALL assume_abort_if_not(var_1_29 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000006, var_1_11=-2, var_1_13=5, var_1_14=-2147483647, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000005, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_20=100000000000008, var_1_21=100000000000009, var_1_22=100000000000010, var_1_23=100000000000007, var_1_24=10, var_1_25=-8, var_1_26=-127, var_1_27=256, var_1_28=4, var_1_29=254, var_1_4=1, var_1_5=255/2, var_1_7=100000000000006, var_1_8=5/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000006, var_1_11=-2, var_1_13=5, var_1_14=-2147483647, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000005, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_20=100000000000008, var_1_21=100000000000009, var_1_22=100000000000010, var_1_23=100000000000007, var_1_24=10, var_1_25=-8, var_1_26=-127, var_1_27=256, var_1_28=4, var_1_29=254, var_1_4=1, var_1_5=255/2, var_1_7=100000000000006, var_1_8=5/4] [L143] RET assume_abort_if_not(var_1_29 <= 254) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000006, var_1_11=-2, var_1_13=5, var_1_14=-2147483647, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000005, var_1_18=100000000000004, var_1_19=-64, var_1_1=1, var_1_20=100000000000008, var_1_21=100000000000009, var_1_22=100000000000010, var_1_23=100000000000007, var_1_24=10, var_1_25=-8, var_1_26=-127, var_1_27=256, var_1_28=4, var_1_29=254, var_1_4=1, var_1_5=255/2, var_1_7=100000000000006, var_1_8=5/4] [L160] RET updateVariables() [L161] CALL step() [L53] COND TRUE (((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20))) - var_1_21) == (var_1_22 * var_1_23) [L54] var_1_19 = -4 VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000006, var_1_11=-2, var_1_13=5, var_1_14=-2147483647, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000005, var_1_18=100000000000004, var_1_19=-4, var_1_1=1, var_1_20=100000000000008, var_1_21=100000000000009, var_1_22=100000000000010, var_1_23=100000000000007, var_1_24=10, var_1_25=-8, var_1_26=-127, var_1_27=256, var_1_28=4, var_1_29=254, var_1_4=1, var_1_5=255/2, var_1_7=100000000000006, var_1_8=5/4] [L56] var_1_24 = var_1_19 [L57] var_1_25 = var_1_26 [L58] var_1_27 = var_1_25 [L59] var_1_28 = var_1_29 VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000006, var_1_11=-2, var_1_13=5, var_1_14=-2147483647, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000005, var_1_18=100000000000004, var_1_19=-4, var_1_1=1, var_1_20=100000000000008, var_1_21=100000000000009, var_1_22=100000000000010, var_1_23=100000000000007, var_1_24=-4, var_1_25=-127, var_1_26=-127, var_1_27=-127, var_1_28=254, var_1_29=254, var_1_4=1, var_1_5=255/2, var_1_7=100000000000006, var_1_8=5/4] [L60] COND TRUE \read(last_1_var_1_1) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000006, var_1_11=-2, var_1_13=5, var_1_14=-2147483647, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000005, var_1_18=100000000000004, var_1_19=-4, var_1_1=1, var_1_20=100000000000008, var_1_21=100000000000009, var_1_22=100000000000010, var_1_23=100000000000007, var_1_24=-4, var_1_25=-127, var_1_26=-127, var_1_27=-127, var_1_28=254, var_1_29=254, var_1_4=1, var_1_5=255/2, var_1_7=100000000000006, var_1_8=5/4] [L61] COND TRUE ((((last_1_var_1_16) > (49.75)) ? (last_1_var_1_16) : (49.75))) > last_1_var_1_16 [L62] var_1_11 = ((((last_1_var_1_15) < ((((((var_1_13 - 5)) > (var_1_14)) ? ((var_1_13 - 5)) : (var_1_14))))) ? (last_1_var_1_15) : ((((((var_1_13 - 5)) > (var_1_14)) ? ((var_1_13 - 5)) : (var_1_14)))))) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000006, var_1_11=0, var_1_13=5, var_1_14=-2147483647, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000005, var_1_18=100000000000004, var_1_19=-4, var_1_1=1, var_1_20=100000000000008, var_1_21=100000000000009, var_1_22=100000000000010, var_1_23=100000000000007, var_1_24=-4, var_1_25=-127, var_1_26=-127, var_1_27=-127, var_1_28=254, var_1_29=254, var_1_4=1, var_1_5=255/2, var_1_7=100000000000006, var_1_8=5/4] [L67] signed long int stepLocal_0 = last_1_var_1_11; VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, stepLocal_0=-2, var_1_10=100000000000006, var_1_11=0, var_1_13=5, var_1_14=-2147483647, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000005, var_1_18=100000000000004, var_1_19=-4, var_1_1=1, var_1_20=100000000000008, var_1_21=100000000000009, var_1_22=100000000000010, var_1_23=100000000000007, var_1_24=-4, var_1_25=-127, var_1_26=-127, var_1_27=-127, var_1_28=254, var_1_29=254, var_1_4=1, var_1_5=255/2, var_1_7=100000000000006, var_1_8=5/4] [L68] COND TRUE (last_1_var_1_11 / ((((-16) < 0 ) ? -(-16) : (-16)))) >= stepLocal_0 [L69] var_1_1 = var_1_4 VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, stepLocal_0=-2, var_1_10=100000000000006, var_1_11=0, var_1_13=5, var_1_14=-2147483647, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000005, var_1_18=100000000000004, var_1_19=-4, var_1_1=1, var_1_20=100000000000008, var_1_21=100000000000009, var_1_22=100000000000010, var_1_23=100000000000007, var_1_24=-4, var_1_25=-127, var_1_26=-127, var_1_27=-127, var_1_28=254, var_1_29=254, var_1_4=1, var_1_5=255/2, var_1_7=100000000000006, var_1_8=5/4] [L71] signed long int stepLocal_2 = var_1_11; [L72] unsigned char stepLocal_1 = var_1_1; VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, stepLocal_0=-2, stepLocal_1=1, stepLocal_2=0, var_1_10=100000000000006, var_1_11=0, var_1_13=5, var_1_14=-2147483647, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000005, var_1_18=100000000000004, var_1_19=-4, var_1_1=1, var_1_20=100000000000008, var_1_21=100000000000009, var_1_22=100000000000010, var_1_23=100000000000007, var_1_24=-4, var_1_25=-127, var_1_26=-127, var_1_27=-127, var_1_28=254, var_1_29=254, var_1_4=1, var_1_5=255/2, var_1_7=100000000000006, var_1_8=5/4] [L73] COND TRUE \read(var_1_1) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, stepLocal_0=-2, stepLocal_1=1, stepLocal_2=0, var_1_10=100000000000006, var_1_11=0, var_1_13=5, var_1_14=-2147483647, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000005, var_1_18=100000000000004, var_1_19=-4, var_1_1=1, var_1_20=100000000000008, var_1_21=100000000000009, var_1_22=100000000000010, var_1_23=100000000000007, var_1_24=-4, var_1_25=-127, var_1_26=-127, var_1_27=-127, var_1_28=254, var_1_29=254, var_1_4=1, var_1_5=255/2, var_1_7=100000000000006, var_1_8=5/4] [L74] COND TRUE var_1_11 >= stepLocal_2 VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, stepLocal_0=-2, stepLocal_1=1, stepLocal_2=0, var_1_10=100000000000006, var_1_11=0, var_1_13=5, var_1_14=-2147483647, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000005, var_1_18=100000000000004, var_1_19=-4, var_1_1=1, var_1_20=100000000000008, var_1_21=100000000000009, var_1_22=100000000000010, var_1_23=100000000000007, var_1_24=-4, var_1_25=-127, var_1_26=-127, var_1_27=-127, var_1_28=254, var_1_29=254, var_1_4=1, var_1_5=255/2, var_1_7=100000000000006, var_1_8=5/4] [L75] COND TRUE stepLocal_1 || (var_1_11 < var_1_11) [L76] var_1_5 = var_1_7 VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, stepLocal_0=-2, stepLocal_1=1, stepLocal_2=0, var_1_10=100000000000006, var_1_11=0, var_1_13=5, var_1_14=-2147483647, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000005, var_1_18=100000000000004, var_1_19=-4, var_1_1=1, var_1_20=100000000000008, var_1_21=100000000000009, var_1_22=100000000000010, var_1_23=100000000000007, var_1_24=-4, var_1_25=-127, var_1_26=-127, var_1_27=-127, var_1_28=254, var_1_29=254, var_1_4=1, var_1_5=100000000000006, var_1_7=100000000000006, var_1_8=5/4] [L82] EXPR var_1_11 & var_1_13 VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, stepLocal_0=-2, stepLocal_1=1, stepLocal_2=0, var_1_10=100000000000006, var_1_11=0, var_1_13=5, var_1_14=-2147483647, var_1_15=1000, var_1_16=1/5, var_1_17=100000000000005, var_1_18=100000000000004, var_1_19=-4, var_1_1=1, var_1_20=100000000000008, var_1_21=100000000000009, var_1_22=100000000000010, var_1_23=100000000000007, var_1_24=-4, var_1_25=-127, var_1_26=-127, var_1_27=-127, var_1_28=254, var_1_29=254, var_1_4=1, var_1_5=100000000000006, var_1_7=100000000000006, var_1_8=5/4] [L82] COND FALSE !((- var_1_11) > (var_1_11 & var_1_13)) [L93] var_1_15 = var_1_13 VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, stepLocal_0=-2, stepLocal_1=1, stepLocal_2=0, var_1_10=100000000000006, var_1_11=0, var_1_13=5, var_1_14=-2147483647, var_1_15=5, var_1_16=1/5, var_1_17=100000000000005, var_1_18=100000000000004, var_1_19=-4, var_1_1=1, var_1_20=100000000000008, var_1_21=100000000000009, var_1_22=100000000000010, var_1_23=100000000000007, var_1_24=-4, var_1_25=-127, var_1_26=-127, var_1_27=-127, var_1_28=254, var_1_29=254, var_1_4=1, var_1_5=100000000000006, var_1_7=100000000000006, var_1_8=5/4] [L95] COND TRUE ((((var_1_5) < (last_1_var_1_16)) ? (var_1_5) : (last_1_var_1_16))) >= var_1_7 [L96] var_1_16 = (var_1_17 + (var_1_18 + 16.75)) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, stepLocal_0=-2, stepLocal_1=1, stepLocal_2=0, var_1_10=100000000000006, var_1_11=0, var_1_13=5, var_1_14=-2147483647, var_1_15=5, var_1_17=100000000000005, var_1_18=100000000000004, var_1_19=-4, var_1_1=1, var_1_20=100000000000008, var_1_21=100000000000009, var_1_22=100000000000010, var_1_23=100000000000007, var_1_24=-4, var_1_25=-127, var_1_26=-127, var_1_27=-127, var_1_28=254, var_1_29=254, var_1_4=1, var_1_5=100000000000006, var_1_7=100000000000006, var_1_8=5/4] [L100] COND TRUE 10.55f < var_1_16 VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, stepLocal_0=-2, stepLocal_1=1, stepLocal_2=0, var_1_10=100000000000006, var_1_11=0, var_1_13=5, var_1_14=-2147483647, var_1_15=5, var_1_17=100000000000005, var_1_18=100000000000004, var_1_19=-4, var_1_1=1, var_1_20=100000000000008, var_1_21=100000000000009, var_1_22=100000000000010, var_1_23=100000000000007, var_1_24=-4, var_1_25=-127, var_1_26=-127, var_1_27=-127, var_1_28=254, var_1_29=254, var_1_4=1, var_1_5=100000000000006, var_1_7=100000000000006, var_1_8=5/4] [L101] COND TRUE var_1_16 > (var_1_7 * var_1_16) [L102] var_1_8 = ((((var_1_7) > (var_1_10)) ? (var_1_7) : (var_1_10))) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, stepLocal_0=-2, stepLocal_1=1, stepLocal_2=0, var_1_10=100000000000006, var_1_11=0, var_1_13=5, var_1_14=-2147483647, var_1_15=5, var_1_17=100000000000005, var_1_18=100000000000004, var_1_19=-4, var_1_1=1, var_1_20=100000000000008, var_1_21=100000000000009, var_1_22=100000000000010, var_1_23=100000000000007, var_1_24=-4, var_1_25=-127, var_1_26=-127, var_1_27=-127, var_1_28=254, var_1_29=254, var_1_4=1, var_1_5=100000000000006, var_1_7=100000000000006, var_1_8=100000000000006] [L161] RET step() [L162] CALL, EXPR property() [L152] EXPR ((((((last_1_var_1_11 / ((((-16) < 0 ) ? -(-16) : (-16)))) >= last_1_var_1_11) ? (var_1_1 == ((unsigned char) var_1_4)) : 1) && (var_1_1 ? ((var_1_11 >= var_1_11) ? ((var_1_1 || (var_1_11 < var_1_11)) ? (var_1_5 == ((double) var_1_7)) : 1) : (var_1_5 == ((double) var_1_7))) : 1)) && ((10.55f < var_1_16) ? ((var_1_16 > (var_1_7 * var_1_16)) ? (var_1_8 == ((double) ((((var_1_7) > (var_1_10)) ? (var_1_7) : (var_1_10))))) : 1) : ((var_1_16 > var_1_7) ? (var_1_8 == ((double) var_1_10)) : (var_1_8 == ((double) var_1_7))))) && (last_1_var_1_1 ? ((((((last_1_var_1_16) > (49.75)) ? (last_1_var_1_16) : (49.75))) > last_1_var_1_16) ? (var_1_11 == ((signed long int) ((((last_1_var_1_15) < ((((((var_1_13 - 5)) > (var_1_14)) ? ((var_1_13 - 5)) : (var_1_14))))) ? (last_1_var_1_15) : ((((((var_1_13 - 5)) > (var_1_14)) ? ((var_1_13 - 5)) : (var_1_14)))))))) : 1) : (var_1_11 == ((signed long int) last_1_var_1_15)))) && (((- var_1_11) > (var_1_11 & var_1_13)) ? ((var_1_11 <= 128) ? (var_1_1 ? (var_1_15 == ((signed long int) var_1_14)) : (var_1_15 == ((signed long int) var_1_14))) : (var_1_15 == ((signed long int) var_1_14))) : (var_1_15 == ((signed long int) var_1_13))) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000006, var_1_11=0, var_1_13=5, var_1_14=-2147483647, var_1_15=5, var_1_17=100000000000005, var_1_18=100000000000004, var_1_19=-4, var_1_1=1, var_1_20=100000000000008, var_1_21=100000000000009, var_1_22=100000000000010, var_1_23=100000000000007, var_1_24=-4, var_1_25=-127, var_1_26=-127, var_1_27=-127, var_1_28=254, var_1_29=254, var_1_4=1, var_1_5=100000000000006, var_1_7=100000000000006, var_1_8=100000000000006] [L152-L153] return (((((((last_1_var_1_11 / ((((-16) < 0 ) ? -(-16) : (-16)))) >= last_1_var_1_11) ? (var_1_1 == ((unsigned char) var_1_4)) : 1) && (var_1_1 ? ((var_1_11 >= var_1_11) ? ((var_1_1 || (var_1_11 < var_1_11)) ? (var_1_5 == ((double) var_1_7)) : 1) : (var_1_5 == ((double) var_1_7))) : 1)) && ((10.55f < var_1_16) ? ((var_1_16 > (var_1_7 * var_1_16)) ? (var_1_8 == ((double) ((((var_1_7) > (var_1_10)) ? (var_1_7) : (var_1_10))))) : 1) : ((var_1_16 > var_1_7) ? (var_1_8 == ((double) var_1_10)) : (var_1_8 == ((double) var_1_7))))) && (last_1_var_1_1 ? ((((((last_1_var_1_16) > (49.75)) ? (last_1_var_1_16) : (49.75))) > last_1_var_1_16) ? (var_1_11 == ((signed long int) ((((last_1_var_1_15) < ((((((var_1_13 - 5)) > (var_1_14)) ? ((var_1_13 - 5)) : (var_1_14))))) ? (last_1_var_1_15) : ((((((var_1_13 - 5)) > (var_1_14)) ? ((var_1_13 - 5)) : (var_1_14)))))))) : 1) : (var_1_11 == ((signed long int) last_1_var_1_15)))) && (((- var_1_11) > (var_1_11 & var_1_13)) ? ((var_1_11 <= 128) ? (var_1_1 ? (var_1_15 == ((signed long int) var_1_14)) : (var_1_15 == ((signed long int) var_1_14))) : (var_1_15 == ((signed long int) var_1_14))) : (var_1_15 == ((signed long int) var_1_13)))) && ((((((var_1_5) < (last_1_var_1_16)) ? (var_1_5) : (last_1_var_1_16))) >= var_1_7) ? (var_1_16 == ((double) (var_1_17 + (var_1_18 + 16.75)))) : (var_1_16 == ((double) var_1_17))) ; [L162] RET, EXPR property() [L162] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000006, var_1_11=0, var_1_13=5, var_1_14=-2147483647, var_1_15=5, var_1_17=100000000000005, var_1_18=100000000000004, var_1_19=-4, var_1_1=1, var_1_20=100000000000008, var_1_21=100000000000009, var_1_22=100000000000010, var_1_23=100000000000007, var_1_24=-4, var_1_25=-127, var_1_26=-127, var_1_27=-127, var_1_28=254, var_1_29=254, var_1_4=1, var_1_5=100000000000006, var_1_7=100000000000006, var_1_8=100000000000006] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=100000000000006, var_1_11=0, var_1_13=5, var_1_14=-2147483647, var_1_15=5, var_1_17=100000000000005, var_1_18=100000000000004, var_1_19=-4, var_1_1=1, var_1_20=100000000000008, var_1_21=100000000000009, var_1_22=100000000000010, var_1_23=100000000000007, var_1_24=-4, var_1_25=-127, var_1_26=-127, var_1_27=-127, var_1_28=254, var_1_29=254, var_1_4=1, var_1_5=100000000000006, var_1_7=100000000000006, var_1_8=100000000000006] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 74 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 5.5s, OverallIterations: 5, TraceHistogramMax: 18, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 321 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 320 mSDsluCounter, 862 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 443 mSDsCounter, 132 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 216 IncrementalHoareTripleChecker+Invalid, 348 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 132 mSolverCounterUnsat, 419 mSDtfsCounter, 216 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 442 GetRequests, 412 SyntacticMatches, 4 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=151occurred in iteration=3, InterpolantAutomatonStates: 21, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 4 MinimizatonAttempts, 33 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 3.0s InterpolantComputationTime, 763 NumberOfCodeBlocks, 763 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 755 ConstructedInterpolants, 0 QuantifiedInterpolants, 3078 SizeOfPredicates, 7 NumberOfNonLiveVariables, 334 ConjunctsInSsa, 19 ConjunctsInUnsatCore, 6 InterpolantComputations, 3 PerfectInterpolantSequences, 3477/3672 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 07:38:31,026 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75a3af6-eae5-4c35-8662-02775a0cd768/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75a3af6-eae5-4c35-8662-02775a0cd768/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75a3af6-eae5-4c35-8662-02775a0cd768/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75a3af6-eae5-4c35-8662-02775a0cd768/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75a3af6-eae5-4c35-8662-02775a0cd768/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-30.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75a3af6-eae5-4c35-8662-02775a0cd768/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75a3af6-eae5-4c35-8662-02775a0cd768/bin/uautomizer-verify-uCwYo4JHxu --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 88c823ba6d01c08a1ca0aef14f9fe845aa3afb85e89e5682ca1c816caf454f50 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:38:33,737 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:38:33,831 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75a3af6-eae5-4c35-8662-02775a0cd768/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-19 07:38:33,838 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:38:33,839 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:38:33,871 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:38:33,872 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:38:33,873 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:38:33,874 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:38:33,874 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:38:33,875 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:38:33,876 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:38:33,877 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:38:33,877 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:38:33,878 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:38:33,879 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:38:33,879 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:38:33,880 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:38:33,881 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:38:33,881 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:38:33,882 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:38:33,883 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 07:38:33,884 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 07:38:33,884 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 07:38:33,885 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:38:33,885 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:38:33,886 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:38:33,886 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:38:33,887 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:38:33,888 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:38:33,888 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:38:33,889 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:38:33,889 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:38:33,890 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:38:33,890 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-19 07:38:33,891 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 07:38:33,891 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:38:33,891 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:38:33,891 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:38:33,892 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:38:33,892 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-19 07:38:33,893 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:38:33,893 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_a75a3af6-eae5-4c35-8662-02775a0cd768/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75a3af6-eae5-4c35-8662-02775a0cd768/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 88c823ba6d01c08a1ca0aef14f9fe845aa3afb85e89e5682ca1c816caf454f50 [2023-11-19 07:38:34,255 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:38:34,294 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:38:34,297 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:38:34,298 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:38:34,299 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:38:34,300 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75a3af6-eae5-4c35-8662-02775a0cd768/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-30.i [2023-11-19 07:38:37,651 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:38:37,945 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:38:37,948 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75a3af6-eae5-4c35-8662-02775a0cd768/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-30.i [2023-11-19 07:38:37,961 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75a3af6-eae5-4c35-8662-02775a0cd768/bin/uautomizer-verify-uCwYo4JHxu/data/894e54ae9/324450e3f4fc411ab6880b163ab4153c/FLAG311d110bb [2023-11-19 07:38:37,985 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75a3af6-eae5-4c35-8662-02775a0cd768/bin/uautomizer-verify-uCwYo4JHxu/data/894e54ae9/324450e3f4fc411ab6880b163ab4153c [2023-11-19 07:38:37,992 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:38:37,994 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:38:37,997 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:38:37,999 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:38:38,005 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:38:38,009 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:38:37" (1/1) ... [2023-11-19 07:38:38,010 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43f60531 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:38, skipping insertion in model container [2023-11-19 07:38:38,010 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:38:37" (1/1) ... [2023-11-19 07:38:38,061 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:38:38,273 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_a75a3af6-eae5-4c35-8662-02775a0cd768/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-30.i[915,928] [2023-11-19 07:38:38,368 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:38:38,384 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:38:38,397 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_a75a3af6-eae5-4c35-8662-02775a0cd768/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-30.i[915,928] [2023-11-19 07:38:38,424 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:38:38,444 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:38:38,445 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:38 WrapperNode [2023-11-19 07:38:38,445 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:38:38,446 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:38:38,447 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:38:38,447 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:38:38,455 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:38" (1/1) ... [2023-11-19 07:38:38,468 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:38" (1/1) ... [2023-11-19 07:38:38,515 INFO L138 Inliner]: procedures = 27, calls = 31, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 159 [2023-11-19 07:38:38,523 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:38:38,525 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:38:38,525 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:38:38,526 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:38:38,536 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:38" (1/1) ... [2023-11-19 07:38:38,537 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:38" (1/1) ... [2023-11-19 07:38:38,551 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:38" (1/1) ... [2023-11-19 07:38:38,554 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:38" (1/1) ... [2023-11-19 07:38:38,571 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:38" (1/1) ... [2023-11-19 07:38:38,589 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:38" (1/1) ... [2023-11-19 07:38:38,604 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:38" (1/1) ... [2023-11-19 07:38:38,607 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:38" (1/1) ... [2023-11-19 07:38:38,611 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:38:38,612 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:38:38,613 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:38:38,613 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:38:38,614 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:38" (1/1) ... [2023-11-19 07:38:38,625 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:38:38,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75a3af6-eae5-4c35-8662-02775a0cd768/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:38:38,655 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75a3af6-eae5-4c35-8662-02775a0cd768/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:38:38,679 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75a3af6-eae5-4c35-8662-02775a0cd768/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:38:38,704 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:38:38,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 07:38:38,704 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 07:38:38,704 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 07:38:38,706 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:38:38,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:38:38,840 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:38:38,842 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:38:50,307 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:38:50,315 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:38:50,316 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 07:38:50,320 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:38:50 BoogieIcfgContainer [2023-11-19 07:38:50,320 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:38:50,323 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:38:50,323 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:38:50,326 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:38:50,327 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:38:37" (1/3) ... [2023-11-19 07:38:50,328 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58ad52a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:38:50, skipping insertion in model container [2023-11-19 07:38:50,328 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:38" (2/3) ... [2023-11-19 07:38:50,328 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58ad52a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:38:50, skipping insertion in model container [2023-11-19 07:38:50,329 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:38:50" (3/3) ... [2023-11-19 07:38:50,330 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-30.i [2023-11-19 07:38:50,350 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:38:50,350 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 07:38:50,400 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:38:50,408 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@14b690e4, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:38:50,408 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 07:38:50,413 INFO L276 IsEmpty]: Start isEmpty. Operand has 67 states, 46 states have (on average 1.4130434782608696) internal successors, (65), 47 states have internal predecessors, (65), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2023-11-19 07:38:50,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2023-11-19 07:38:50,428 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:38:50,429 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:38:50,429 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:38:50,435 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:38:50,435 INFO L85 PathProgramCache]: Analyzing trace with hash 730824334, now seen corresponding path program 1 times [2023-11-19 07:38:50,450 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:38:50,451 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [152481172] [2023-11-19 07:38:50,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:38:50,451 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 07:38:50,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75a3af6-eae5-4c35-8662-02775a0cd768/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:38:50,457 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75a3af6-eae5-4c35-8662-02775a0cd768/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 07:38:50,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75a3af6-eae5-4c35-8662-02775a0cd768/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-19 07:38:51,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:38:51,370 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 07:38:51,391 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:38:52,684 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2023-11-19 07:38:52,685 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:38:52,686 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:38:52,686 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [152481172] [2023-11-19 07:38:52,687 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [152481172] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:38:52,688 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:38:52,688 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 07:38:52,690 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [200436031] [2023-11-19 07:38:52,691 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:38:52,697 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 07:38:52,697 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:38:52,731 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 07:38:52,732 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 07:38:52,734 INFO L87 Difference]: Start difference. First operand has 67 states, 46 states have (on average 1.4130434782608696) internal successors, (65), 47 states have internal predecessors, (65), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) Second operand has 4 states, 4 states have (on average 9.0) internal successors, (36), 3 states have internal predecessors, (36), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-19 07:38:55,286 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 07:38:57,290 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 07:38:59,295 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 07:39:01,056 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.76s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 07:39:03,183 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 07:39:03,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:39:03,971 INFO L93 Difference]: Finished difference Result 205 states and 358 transitions. [2023-11-19 07:39:04,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-19 07:39:04,015 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 3 states have internal predecessors, (36), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 123 [2023-11-19 07:39:04,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:39:04,027 INFO L225 Difference]: With dead ends: 205 [2023-11-19 07:39:04,028 INFO L226 Difference]: Without dead ends: 141 [2023-11-19 07:39:04,032 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 120 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 07:39:04,035 INFO L413 NwaCegarLoop]: 113 mSDtfsCounter, 87 mSDsluCounter, 170 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 39 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 87 SdHoareTripleChecker+Valid, 283 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.1s IncrementalHoareTripleChecker+Time [2023-11-19 07:39:04,037 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [87 Valid, 283 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [39 Valid, 16 Invalid, 4 Unknown, 0 Unchecked, 11.1s Time] [2023-11-19 07:39:04,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2023-11-19 07:39:04,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 121. [2023-11-19 07:39:04,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 121 states, 82 states have (on average 1.329268292682927) internal successors, (109), 82 states have internal predecessors, (109), 36 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2023-11-19 07:39:04,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 181 transitions. [2023-11-19 07:39:04,103 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 181 transitions. Word has length 123 [2023-11-19 07:39:04,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:39:04,105 INFO L495 AbstractCegarLoop]: Abstraction has 121 states and 181 transitions. [2023-11-19 07:39:04,105 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 3 states have internal predecessors, (36), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-19 07:39:04,106 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 181 transitions. [2023-11-19 07:39:04,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-11-19 07:39:04,109 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:39:04,110 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:39:04,130 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75a3af6-eae5-4c35-8662-02775a0cd768/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-19 07:39:04,322 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75a3af6-eae5-4c35-8662-02775a0cd768/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 07:39:04,323 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:39:04,323 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:39:04,324 INFO L85 PathProgramCache]: Analyzing trace with hash -1093526060, now seen corresponding path program 1 times [2023-11-19 07:39:04,324 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:39:04,325 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1801636271] [2023-11-19 07:39:04,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:39:04,325 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 07:39:04,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75a3af6-eae5-4c35-8662-02775a0cd768/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:39:04,330 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75a3af6-eae5-4c35-8662-02775a0cd768/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 07:39:04,372 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75a3af6-eae5-4c35-8662-02775a0cd768/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-19 07:39:05,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:05,186 INFO L262 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 07:39:05,192 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:39:07,638 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 36 proven. 96 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2023-11-19 07:39:07,639 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 07:39:08,630 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2023-11-19 07:39:08,630 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:39:08,630 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1801636271] [2023-11-19 07:39:08,631 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1801636271] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 07:39:08,631 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-19 07:39:08,631 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 6] total 12 [2023-11-19 07:39:08,631 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [984032593] [2023-11-19 07:39:08,632 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-19 07:39:08,634 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-11-19 07:39:08,634 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:39:08,643 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-11-19 07:39:08,643 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2023-11-19 07:39:08,644 INFO L87 Difference]: Start difference. First operand 121 states and 181 transitions. Second operand has 12 states, 12 states have (on average 5.833333333333333) internal successors, (70), 12 states have internal predecessors, (70), 3 states have call successors, (35), 3 states have call predecessors, (35), 5 states have return successors, (36), 2 states have call predecessors, (36), 3 states have call successors, (36) [2023-11-19 07:39:12,582 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 07:39:14,587 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 07:39:16,593 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 07:39:18,600 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 07:39:18,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:39:18,834 INFO L93 Difference]: Finished difference Result 203 states and 290 transitions. [2023-11-19 07:39:18,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-11-19 07:39:18,835 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 5.833333333333333) internal successors, (70), 12 states have internal predecessors, (70), 3 states have call successors, (35), 3 states have call predecessors, (35), 5 states have return successors, (36), 2 states have call predecessors, (36), 3 states have call successors, (36) Word has length 124 [2023-11-19 07:39:18,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:39:18,839 INFO L225 Difference]: With dead ends: 203 [2023-11-19 07:39:18,839 INFO L226 Difference]: Without dead ends: 143 [2023-11-19 07:39:18,841 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 257 GetRequests, 237 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=142, Invalid=278, Unknown=0, NotChecked=0, Total=420 [2023-11-19 07:39:18,843 INFO L413 NwaCegarLoop]: 72 mSDtfsCounter, 153 mSDsluCounter, 138 mSDsCounter, 0 mSdLazyCounter, 169 mSolverCounterSat, 38 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 154 SdHoareTripleChecker+Valid, 210 SdHoareTripleChecker+Invalid, 211 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 169 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.5s IncrementalHoareTripleChecker+Time [2023-11-19 07:39:18,844 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [154 Valid, 210 Invalid, 211 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [38 Valid, 169 Invalid, 4 Unknown, 0 Unchecked, 9.5s Time] [2023-11-19 07:39:18,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2023-11-19 07:39:18,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 137. [2023-11-19 07:39:18,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 137 states, 94 states have (on average 1.2659574468085106) internal successors, (119), 94 states have internal predecessors, (119), 36 states have call successors, (36), 6 states have call predecessors, (36), 6 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2023-11-19 07:39:18,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 191 transitions. [2023-11-19 07:39:18,880 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 191 transitions. Word has length 124 [2023-11-19 07:39:18,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:39:18,881 INFO L495 AbstractCegarLoop]: Abstraction has 137 states and 191 transitions. [2023-11-19 07:39:18,882 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 5.833333333333333) internal successors, (70), 12 states have internal predecessors, (70), 3 states have call successors, (35), 3 states have call predecessors, (35), 5 states have return successors, (36), 2 states have call predecessors, (36), 3 states have call successors, (36) [2023-11-19 07:39:18,882 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 191 transitions. [2023-11-19 07:39:18,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2023-11-19 07:39:18,897 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:39:18,898 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:39:18,916 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75a3af6-eae5-4c35-8662-02775a0cd768/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-19 07:39:19,101 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75a3af6-eae5-4c35-8662-02775a0cd768/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 07:39:19,102 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:39:19,103 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:39:19,103 INFO L85 PathProgramCache]: Analyzing trace with hash -1289903288, now seen corresponding path program 1 times [2023-11-19 07:39:19,104 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:39:19,104 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1536696698] [2023-11-19 07:39:19,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:39:19,104 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 07:39:19,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75a3af6-eae5-4c35-8662-02775a0cd768/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:39:19,112 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75a3af6-eae5-4c35-8662-02775a0cd768/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 07:39:19,119 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75a3af6-eae5-4c35-8662-02775a0cd768/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-19 07:39:19,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:20,004 INFO L262 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 07:39:20,009 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:39:20,086 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2023-11-19 07:39:20,087 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:39:20,087 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:39:20,087 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1536696698] [2023-11-19 07:39:20,087 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1536696698] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:39:20,088 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:39:20,088 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 07:39:20,088 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [368347817] [2023-11-19 07:39:20,088 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:39:20,089 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:39:20,089 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:39:20,090 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:39:20,090 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:39:20,091 INFO L87 Difference]: Start difference. First operand 137 states and 191 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, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18)