./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-51.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e7bb482b 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_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-51.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1946ed4429047347ee5ca2d57fa2bb1ba2a855655d99af9207a8bf49f0fcf1ba --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:13:44,783 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:13:44,910 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-06 22:13:44,925 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:13:44,926 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:13:44,966 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:13:44,968 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:13:44,969 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:13:44,971 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:13:44,976 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:13:44,977 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:13:44,978 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:13:44,978 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:13:44,980 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:13:44,981 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:13:44,981 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:13:44,982 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:13:44,982 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:13:44,983 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:13:44,984 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:13:44,984 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:13:44,985 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:13:44,985 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:13:44,986 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:13:44,986 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:13:44,988 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:13:44,989 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:13:44,990 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:13:44,990 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:13:44,991 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:13:44,993 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:13:44,993 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:13:44,993 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:13:44,994 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 22:13:44,994 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:13:44,994 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:13:44,995 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:13:44,995 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:13:44,996 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:13:44,996 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_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1946ed4429047347ee5ca2d57fa2bb1ba2a855655d99af9207a8bf49f0fcf1ba [2023-11-06 22:13:45,366 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:13:45,402 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:13:45,405 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:13:45,407 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:13:45,407 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:13:45,409 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-51.i [2023-11-06 22:13:48,693 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:13:48,995 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:13:48,995 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-51.i [2023-11-06 22:13:49,008 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/data/6b7556a00/e86716c4877b4eecafc424f510829a04/FLAG50aaf4948 [2023-11-06 22:13:49,033 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/data/6b7556a00/e86716c4877b4eecafc424f510829a04 [2023-11-06 22:13:49,040 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:13:49,042 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:13:49,044 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:13:49,044 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:13:49,057 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:13:49,059 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:13:49" (1/1) ... [2023-11-06 22:13:49,062 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14e873a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:13:49, skipping insertion in model container [2023-11-06 22:13:49,062 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:13:49" (1/1) ... [2023-11-06 22:13:49,104 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:13:49,281 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_cb2118b9-db04-4472-acbd-daa36d601b24/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-51.i[919,932] [2023-11-06 22:13:49,364 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:13:49,379 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:13:49,394 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_cb2118b9-db04-4472-acbd-daa36d601b24/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-51.i[919,932] [2023-11-06 22:13:49,444 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:13:49,464 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:13:49,465 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:13:49 WrapperNode [2023-11-06 22:13:49,465 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:13:49,466 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:13:49,466 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:13:49,467 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:13:49,476 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:13:49" (1/1) ... [2023-11-06 22:13:49,494 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:13:49" (1/1) ... [2023-11-06 22:13:49,547 INFO L138 Inliner]: procedures = 26, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 216 [2023-11-06 22:13:49,547 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:13:49,548 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:13:49,548 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:13:49,548 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:13:49,559 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:13:49" (1/1) ... [2023-11-06 22:13:49,559 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:13:49" (1/1) ... [2023-11-06 22:13:49,564 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:13:49" (1/1) ... [2023-11-06 22:13:49,564 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:13:49" (1/1) ... [2023-11-06 22:13:49,579 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:13:49" (1/1) ... [2023-11-06 22:13:49,583 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:13:49" (1/1) ... [2023-11-06 22:13:49,588 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:13:49" (1/1) ... [2023-11-06 22:13:49,590 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:13:49" (1/1) ... [2023-11-06 22:13:49,596 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:13:49,597 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:13:49,597 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:13:49,597 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:13:49,598 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:13:49" (1/1) ... [2023-11-06 22:13:49,606 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:13:49,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:13:49,646 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:13:49,672 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:13:49,702 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:13:49,703 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 22:13:49,703 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 22:13:49,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 22:13:49,704 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:13:49,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:13:49,862 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:13:49,866 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:13:50,325 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:13:50,334 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:13:50,334 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-06 22:13:50,337 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:13:50 BoogieIcfgContainer [2023-11-06 22:13:50,337 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:13:50,340 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:13:50,341 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:13:50,345 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:13:50,345 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:13:49" (1/3) ... [2023-11-06 22:13:50,346 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5da16ad0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:13:50, skipping insertion in model container [2023-11-06 22:13:50,346 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:13:49" (2/3) ... [2023-11-06 22:13:50,347 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5da16ad0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:13:50, skipping insertion in model container [2023-11-06 22:13:50,347 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:13:50" (3/3) ... [2023-11-06 22:13:50,349 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-51.i [2023-11-06 22:13:50,370 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:13:50,370 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 22:13:50,437 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:13:50,446 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@45863c58, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:13:50,447 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 22:13:50,453 INFO L276 IsEmpty]: Start isEmpty. Operand has 95 states, 60 states have (on average 1.4333333333333333) internal successors, (86), 61 states have internal predecessors, (86), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-06 22:13:50,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2023-11-06 22:13:50,486 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:13:50,488 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:13:50,489 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:13:50,497 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:13:50,498 INFO L85 PathProgramCache]: Analyzing trace with hash -1795957632, now seen corresponding path program 1 times [2023-11-06 22:13:50,513 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:13:50,515 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [747120999] [2023-11-06 22:13:50,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:13:50,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:13:50,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:13:51,020 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:13:51,021 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [747120999] [2023-11-06 22:13:51,021 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-06 22:13:51,022 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [199262531] [2023-11-06 22:13:51,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:13:51,023 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:13:51,023 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:13:51,031 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:13:51,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-06 22:13:51,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:13:51,288 INFO L262 TraceCheckSpWp]: Trace formula consists of 494 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-06 22:13:51,318 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:13:51,388 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 1922 trivial. 0 not checked. [2023-11-06 22:13:51,388 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:13:51,389 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [199262531] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:13:51,390 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:13:51,390 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:13:51,393 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [529692176] [2023-11-06 22:13:51,394 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:13:51,400 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 22:13:51,401 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:13:51,437 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 22:13:51,438 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:13:51,441 INFO L87 Difference]: Start difference. First operand has 95 states, 60 states have (on average 1.4333333333333333) internal successors, (86), 61 states have internal predecessors, (86), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-06 22:13:51,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:13:51,491 INFO L93 Difference]: Finished difference Result 182 states and 324 transitions. [2023-11-06 22:13:51,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 22:13:51,493 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 2 states have call successors, (32) Word has length 203 [2023-11-06 22:13:51,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:13:51,503 INFO L225 Difference]: With dead ends: 182 [2023-11-06 22:13:51,504 INFO L226 Difference]: Without dead ends: 90 [2023-11-06 22:13:51,509 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 202 GetRequests, 202 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:13:51,514 INFO L413 NwaCegarLoop]: 140 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, 140 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:13:51,515 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 140 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:13:51,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2023-11-06 22:13:51,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 90. [2023-11-06 22:13:51,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 56 states have (on average 1.3571428571428572) internal successors, (76), 56 states have internal predecessors, (76), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-06 22:13:51,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 140 transitions. [2023-11-06 22:13:51,587 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 140 transitions. Word has length 203 [2023-11-06 22:13:51,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:13:51,588 INFO L495 AbstractCegarLoop]: Abstraction has 90 states and 140 transitions. [2023-11-06 22:13:51,589 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-06 22:13:51,589 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 140 transitions. [2023-11-06 22:13:51,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2023-11-06 22:13:51,596 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:13:51,597 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:13:51,610 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-06 22:13:51,804 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-06 22:13:51,805 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:13:51,806 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:13:51,806 INFO L85 PathProgramCache]: Analyzing trace with hash -1421661372, now seen corresponding path program 1 times [2023-11-06 22:13:51,806 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:13:51,807 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1442194146] [2023-11-06 22:13:51,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:13:51,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:13:51,938 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:13:51,939 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1825256126] [2023-11-06 22:13:51,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:13:51,939 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:13:51,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:13:51,941 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:13:51,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-06 22:13:52,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:13:52,150 INFO L262 TraceCheckSpWp]: Trace formula consists of 494 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-06 22:13:52,161 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:13:52,514 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 783 proven. 69 refuted. 0 times theorem prover too weak. 1132 trivial. 0 not checked. [2023-11-06 22:13:52,514 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:13:52,851 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 24 proven. 69 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2023-11-06 22:13:52,853 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:13:52,856 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1442194146] [2023-11-06 22:13:52,856 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:13:52,857 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1825256126] [2023-11-06 22:13:52,857 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1825256126] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 22:13:52,857 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 22:13:52,858 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2023-11-06 22:13:52,858 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1490101872] [2023-11-06 22:13:52,858 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 22:13:52,864 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-06 22:13:52,865 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:13:52,867 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-06 22:13:52,867 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-06 22:13:52,868 INFO L87 Difference]: Start difference. First operand 90 states and 140 transitions. Second operand has 8 states, 8 states have (on average 9.0) internal successors, (72), 8 states have internal predecessors, (72), 3 states have call successors, (55), 2 states have call predecessors, (55), 4 states have return successors, (56), 3 states have call predecessors, (56), 3 states have call successors, (56) [2023-11-06 22:13:53,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:13:53,265 INFO L93 Difference]: Finished difference Result 183 states and 282 transitions. [2023-11-06 22:13:53,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-06 22:13:53,278 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 9.0) internal successors, (72), 8 states have internal predecessors, (72), 3 states have call successors, (55), 2 states have call predecessors, (55), 4 states have return successors, (56), 3 states have call predecessors, (56), 3 states have call successors, (56) Word has length 203 [2023-11-06 22:13:53,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:13:53,282 INFO L225 Difference]: With dead ends: 183 [2023-11-06 22:13:53,282 INFO L226 Difference]: Without dead ends: 96 [2023-11-06 22:13:53,284 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 408 GetRequests, 398 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=79, Unknown=0, NotChecked=0, Total=132 [2023-11-06 22:13:53,286 INFO L413 NwaCegarLoop]: 93 mSDtfsCounter, 67 mSDsluCounter, 121 mSDsCounter, 0 mSdLazyCounter, 209 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 75 SdHoareTripleChecker+Valid, 214 SdHoareTripleChecker+Invalid, 213 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 209 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-06 22:13:53,286 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [75 Valid, 214 Invalid, 213 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 209 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-06 22:13:53,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2023-11-06 22:13:53,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 94. [2023-11-06 22:13:53,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 94 states, 59 states have (on average 1.3220338983050848) internal successors, (78), 59 states have internal predecessors, (78), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-06 22:13:53,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 142 transitions. [2023-11-06 22:13:53,343 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 142 transitions. Word has length 203 [2023-11-06 22:13:53,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:13:53,345 INFO L495 AbstractCegarLoop]: Abstraction has 94 states and 142 transitions. [2023-11-06 22:13:53,345 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.0) internal successors, (72), 8 states have internal predecessors, (72), 3 states have call successors, (55), 2 states have call predecessors, (55), 4 states have return successors, (56), 3 states have call predecessors, (56), 3 states have call successors, (56) [2023-11-06 22:13:53,346 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 142 transitions. [2023-11-06 22:13:53,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2023-11-06 22:13:53,350 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:13:53,351 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:13:53,366 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-06 22:13:53,561 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2023-11-06 22:13:53,562 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:13:53,562 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:13:53,563 INFO L85 PathProgramCache]: Analyzing trace with hash 1284958022, now seen corresponding path program 1 times [2023-11-06 22:13:53,563 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:13:53,563 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [61406433] [2023-11-06 22:13:53,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:13:53,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:13:53,626 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:13:53,627 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1692463695] [2023-11-06 22:13:53,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:13:53,627 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:13:53,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:13:53,629 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:13:53,652 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-06 22:13:53,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:13:53,850 INFO L262 TraceCheckSpWp]: Trace formula consists of 492 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-06 22:13:53,859 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:13:54,093 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1003 proven. 39 refuted. 0 times theorem prover too weak. 942 trivial. 0 not checked. [2023-11-06 22:13:54,093 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:13:54,373 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 54 proven. 39 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2023-11-06 22:13:54,373 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:13:54,373 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [61406433] [2023-11-06 22:13:54,373 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:13:54,374 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1692463695] [2023-11-06 22:13:54,374 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1692463695] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 22:13:54,374 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 22:13:54,375 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2023-11-06 22:13:54,375 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [695794257] [2023-11-06 22:13:54,375 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 22:13:54,376 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-06 22:13:54,376 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:13:54,377 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-06 22:13:54,378 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-06 22:13:54,378 INFO L87 Difference]: Start difference. First operand 94 states and 142 transitions. Second operand has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 2 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2023-11-06 22:13:54,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:13:54,686 INFO L93 Difference]: Finished difference Result 193 states and 288 transitions. [2023-11-06 22:13:54,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-06 22:13:54,688 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 2 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) Word has length 203 [2023-11-06 22:13:54,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:13:54,693 INFO L225 Difference]: With dead ends: 193 [2023-11-06 22:13:54,693 INFO L226 Difference]: Without dead ends: 102 [2023-11-06 22:13:54,695 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 408 GetRequests, 398 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2023-11-06 22:13:54,696 INFO L413 NwaCegarLoop]: 100 mSDtfsCounter, 70 mSDsluCounter, 133 mSDsCounter, 0 mSdLazyCounter, 183 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 87 SdHoareTripleChecker+Valid, 233 SdHoareTripleChecker+Invalid, 187 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 183 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-06 22:13:54,697 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [87 Valid, 233 Invalid, 187 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 183 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-06 22:13:54,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2023-11-06 22:13:54,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 98. [2023-11-06 22:13:54,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 98 states, 62 states have (on average 1.2903225806451613) internal successors, (80), 62 states have internal predecessors, (80), 32 states have call successors, (32), 3 states have call predecessors, (32), 3 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-06 22:13:54,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 144 transitions. [2023-11-06 22:13:54,721 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 144 transitions. Word has length 203 [2023-11-06 22:13:54,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:13:54,722 INFO L495 AbstractCegarLoop]: Abstraction has 98 states and 144 transitions. [2023-11-06 22:13:54,723 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 2 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2023-11-06 22:13:54,723 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 144 transitions. [2023-11-06 22:13:54,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2023-11-06 22:13:54,727 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:13:54,728 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:13:54,740 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-06 22:13:54,935 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:13:54,935 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:13:54,936 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:13:54,936 INFO L85 PathProgramCache]: Analyzing trace with hash 1234341952, now seen corresponding path program 1 times [2023-11-06 22:13:54,936 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:13:54,936 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1172562470] [2023-11-06 22:13:54,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:13:54,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:13:55,016 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:13:55,016 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1597591885] [2023-11-06 22:13:55,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:13:55,017 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:13:55,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:13:55,018 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:13:55,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-06 22:13:55,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:13:55,230 INFO L262 TraceCheckSpWp]: Trace formula consists of 494 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-06 22:13:55,237 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:13:55,281 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-06 22:13:55,282 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:13:55,282 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:13:55,282 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1172562470] [2023-11-06 22:13:55,282 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:13:55,283 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1597591885] [2023-11-06 22:13:55,283 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1597591885] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:13:55,283 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:13:55,283 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 22:13:55,284 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [811290309] [2023-11-06 22:13:55,284 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:13:55,285 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:13:55,285 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:13:55,286 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:13:55,286 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:13:55,287 INFO L87 Difference]: Start difference. First operand 98 states and 144 transitions. Second operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 22:13:55,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:13:55,466 INFO L93 Difference]: Finished difference Result 258 states and 378 transitions. [2023-11-06 22:13:55,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 22:13:55,467 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 204 [2023-11-06 22:13:55,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:13:55,470 INFO L225 Difference]: With dead ends: 258 [2023-11-06 22:13:55,471 INFO L226 Difference]: Without dead ends: 154 [2023-11-06 22:13:55,472 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 201 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:13:55,473 INFO L413 NwaCegarLoop]: 177 mSDtfsCounter, 92 mSDsluCounter, 260 mSDsCounter, 0 mSdLazyCounter, 74 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 92 SdHoareTripleChecker+Valid, 437 SdHoareTripleChecker+Invalid, 78 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 74 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:13:55,474 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [92 Valid, 437 Invalid, 78 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 74 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 22:13:55,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2023-11-06 22:13:55,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 151. [2023-11-06 22:13:55,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 151 states, 96 states have (on average 1.25) internal successors, (120), 97 states have internal predecessors, (120), 49 states have call successors, (49), 5 states have call predecessors, (49), 5 states have return successors, (49), 48 states have call predecessors, (49), 49 states have call successors, (49) [2023-11-06 22:13:55,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 218 transitions. [2023-11-06 22:13:55,508 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 218 transitions. Word has length 204 [2023-11-06 22:13:55,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:13:55,509 INFO L495 AbstractCegarLoop]: Abstraction has 151 states and 218 transitions. [2023-11-06 22:13:55,510 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 22:13:55,510 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 218 transitions. [2023-11-06 22:13:55,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-11-06 22:13:55,514 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:13:55,514 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:13:55,528 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-06 22:13:55,721 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:13:55,721 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:13:55,721 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:13:55,722 INFO L85 PathProgramCache]: Analyzing trace with hash -71264851, now seen corresponding path program 1 times [2023-11-06 22:13:55,722 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:13:55,722 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [993694117] [2023-11-06 22:13:55,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:13:55,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:13:55,772 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:13:55,772 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2029284190] [2023-11-06 22:13:55,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:13:55,773 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:13:55,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:13:55,774 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:13:55,792 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-06 22:13:56,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:13:56,004 INFO L262 TraceCheckSpWp]: Trace formula consists of 493 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-06 22:13:56,010 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:13:56,335 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-06 22:13:56,335 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:13:56,336 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:13:56,336 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [993694117] [2023-11-06 22:13:56,336 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:13:56,336 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2029284190] [2023-11-06 22:13:56,336 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2029284190] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:13:56,336 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:13:56,337 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:13:56,337 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [976945077] [2023-11-06 22:13:56,337 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:13:56,338 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:13:56,338 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:13:56,339 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:13:56,339 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:13:56,339 INFO L87 Difference]: Start difference. First operand 151 states and 218 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 22:13:56,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:13:56,561 INFO L93 Difference]: Finished difference Result 413 states and 599 transitions. [2023-11-06 22:13:56,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 22:13:56,562 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 205 [2023-11-06 22:13:56,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:13:56,567 INFO L225 Difference]: With dead ends: 413 [2023-11-06 22:13:56,568 INFO L226 Difference]: Without dead ends: 265 [2023-11-06 22:13:56,569 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 202 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:13:56,570 INFO L413 NwaCegarLoop]: 135 mSDtfsCounter, 88 mSDsluCounter, 253 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 65 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 88 SdHoareTripleChecker+Valid, 388 SdHoareTripleChecker+Invalid, 85 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-06 22:13:56,571 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [88 Valid, 388 Invalid, 85 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-06 22:13:56,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 265 states. [2023-11-06 22:13:56,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 265 to 216. [2023-11-06 22:13:56,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 216 states, 126 states have (on average 1.1904761904761905) internal successors, (150), 127 states have internal predecessors, (150), 81 states have call successors, (81), 8 states have call predecessors, (81), 8 states have return successors, (81), 80 states have call predecessors, (81), 81 states have call successors, (81) [2023-11-06 22:13:56,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 312 transitions. [2023-11-06 22:13:56,666 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 312 transitions. Word has length 205 [2023-11-06 22:13:56,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:13:56,667 INFO L495 AbstractCegarLoop]: Abstraction has 216 states and 312 transitions. [2023-11-06 22:13:56,667 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 22:13:56,668 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 312 transitions. [2023-11-06 22:13:56,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-11-06 22:13:56,672 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:13:56,672 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:13:56,681 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-06 22:13:56,880 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:13:56,880 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:13:56,881 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:13:56,881 INFO L85 PathProgramCache]: Analyzing trace with hash -160111161, now seen corresponding path program 1 times [2023-11-06 22:13:56,881 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:13:56,881 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [21554894] [2023-11-06 22:13:56,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:13:56,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:13:56,963 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:13:56,963 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1492665354] [2023-11-06 22:13:56,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:13:56,963 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:13:56,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:13:56,965 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:13:56,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-06 22:13:57,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:13:57,198 INFO L262 TraceCheckSpWp]: Trace formula consists of 491 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-06 22:13:57,204 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:13:57,517 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-06 22:13:57,517 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:13:57,517 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:13:57,518 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [21554894] [2023-11-06 22:13:57,518 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:13:57,518 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1492665354] [2023-11-06 22:13:57,518 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1492665354] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:13:57,518 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:13:57,519 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 22:13:57,519 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1211467126] [2023-11-06 22:13:57,519 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:13:57,521 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 22:13:57,521 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:13:57,522 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 22:13:57,523 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:13:57,523 INFO L87 Difference]: Start difference. First operand 216 states and 312 transitions. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 22:13:57,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:13:57,769 INFO L93 Difference]: Finished difference Result 529 states and 765 transitions. [2023-11-06 22:13:57,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 22:13:57,770 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 206 [2023-11-06 22:13:57,774 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:13:57,779 INFO L225 Difference]: With dead ends: 529 [2023-11-06 22:13:57,779 INFO L226 Difference]: Without dead ends: 381 [2023-11-06 22:13:57,780 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 202 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2023-11-06 22:13:57,784 INFO L413 NwaCegarLoop]: 133 mSDtfsCounter, 135 mSDsluCounter, 324 mSDsCounter, 0 mSdLazyCounter, 90 mSolverCounterSat, 65 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 135 SdHoareTripleChecker+Valid, 457 SdHoareTripleChecker+Invalid, 155 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 90 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-06 22:13:57,784 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [135 Valid, 457 Invalid, 155 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-06 22:13:57,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 381 states. [2023-11-06 22:13:57,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 381 to 362. [2023-11-06 22:13:57,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 362 states, 218 states have (on average 1.2155963302752293) internal successors, (265), 220 states have internal predecessors, (265), 130 states have call successors, (130), 13 states have call predecessors, (130), 13 states have return successors, (130), 128 states have call predecessors, (130), 130 states have call successors, (130) [2023-11-06 22:13:57,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 362 states and 525 transitions. [2023-11-06 22:13:57,876 INFO L78 Accepts]: Start accepts. Automaton has 362 states and 525 transitions. Word has length 206 [2023-11-06 22:13:57,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:13:57,878 INFO L495 AbstractCegarLoop]: Abstraction has 362 states and 525 transitions. [2023-11-06 22:13:57,879 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 22:13:57,879 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 525 transitions. [2023-11-06 22:13:57,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2023-11-06 22:13:57,883 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:13:57,883 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:13:57,896 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-11-06 22:13:58,090 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:13:58,091 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:13:58,091 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:13:58,092 INFO L85 PathProgramCache]: Analyzing trace with hash -1067132236, now seen corresponding path program 1 times [2023-11-06 22:13:58,092 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:13:58,092 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [276143716] [2023-11-06 22:13:58,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:13:58,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:13:58,176 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:13:58,177 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2009443131] [2023-11-06 22:13:58,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:13:58,177 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:13:58,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:13:58,179 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:13:58,200 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-06 22:13:58,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:13:58,399 INFO L262 TraceCheckSpWp]: Trace formula consists of 490 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-06 22:13:58,405 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:13:58,762 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-06 22:13:58,762 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:13:58,762 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:13:58,763 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [276143716] [2023-11-06 22:13:58,763 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:13:58,763 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2009443131] [2023-11-06 22:13:58,763 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2009443131] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:13:58,764 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:13:58,764 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 22:13:58,764 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [129016338] [2023-11-06 22:13:58,764 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:13:58,765 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 22:13:58,765 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:13:58,766 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 22:13:58,767 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:13:58,767 INFO L87 Difference]: Start difference. First operand 362 states and 525 transitions. Second operand has 5 states, 5 states have (on average 10.0) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 22:13:59,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:13:59,070 INFO L93 Difference]: Finished difference Result 675 states and 977 transitions. [2023-11-06 22:13:59,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 22:13:59,071 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 207 [2023-11-06 22:13:59,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:13:59,076 INFO L225 Difference]: With dead ends: 675 [2023-11-06 22:13:59,076 INFO L226 Difference]: Without dead ends: 381 [2023-11-06 22:13:59,078 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 208 GetRequests, 203 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2023-11-06 22:13:59,079 INFO L413 NwaCegarLoop]: 134 mSDtfsCounter, 132 mSDsluCounter, 324 mSDsCounter, 0 mSdLazyCounter, 89 mSolverCounterSat, 65 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 132 SdHoareTripleChecker+Valid, 458 SdHoareTripleChecker+Invalid, 154 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 89 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-06 22:13:59,080 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [132 Valid, 458 Invalid, 154 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 89 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-06 22:13:59,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 381 states. [2023-11-06 22:13:59,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 381 to 362. [2023-11-06 22:13:59,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 362 states, 218 states have (on average 1.2110091743119267) internal successors, (264), 220 states have internal predecessors, (264), 130 states have call successors, (130), 13 states have call predecessors, (130), 13 states have return successors, (130), 128 states have call predecessors, (130), 130 states have call successors, (130) [2023-11-06 22:13:59,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 362 states and 524 transitions. [2023-11-06 22:13:59,150 INFO L78 Accepts]: Start accepts. Automaton has 362 states and 524 transitions. Word has length 207 [2023-11-06 22:13:59,151 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:13:59,151 INFO L495 AbstractCegarLoop]: Abstraction has 362 states and 524 transitions. [2023-11-06 22:13:59,151 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 22:13:59,152 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 524 transitions. [2023-11-06 22:13:59,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2023-11-06 22:13:59,155 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:13:59,155 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:13:59,174 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-11-06 22:13:59,362 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2023-11-06 22:13:59,362 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:13:59,363 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:13:59,363 INFO L85 PathProgramCache]: Analyzing trace with hash -102755182, now seen corresponding path program 1 times [2023-11-06 22:13:59,363 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:13:59,363 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [690320285] [2023-11-06 22:13:59,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:13:59,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:13:59,407 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:13:59,407 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [136590224] [2023-11-06 22:13:59,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:13:59,408 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:13:59,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:13:59,409 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:13:59,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-06 22:13:59,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:13:59,676 INFO L262 TraceCheckSpWp]: Trace formula consists of 493 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-06 22:13:59,682 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:14:00,972 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 500 proven. 156 refuted. 0 times theorem prover too weak. 1328 trivial. 0 not checked. [2023-11-06 22:14:00,973 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:14:07,084 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:14:07,084 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [690320285] [2023-11-06 22:14:07,085 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:14:07,085 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [136590224] [2023-11-06 22:14:07,085 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [136590224] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:14:07,085 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2023-11-06 22:14:07,085 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2023-11-06 22:14:07,086 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1903555048] [2023-11-06 22:14:07,086 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2023-11-06 22:14:07,087 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-11-06 22:14:07,087 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:14:07,088 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-11-06 22:14:07,088 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=201, Unknown=2, NotChecked=0, Total=272 [2023-11-06 22:14:07,089 INFO L87 Difference]: Start difference. First operand 362 states and 524 transitions. Second operand has 11 states, 11 states have (on average 5.454545454545454) internal successors, (60), 9 states have internal predecessors, (60), 3 states have call successors, (32), 3 states have call predecessors, (32), 4 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2023-11-06 22:14:08,108 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:14:08,108 INFO L93 Difference]: Finished difference Result 1376 states and 1933 transitions. [2023-11-06 22:14:08,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-11-06 22:14:08,110 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 5.454545454545454) internal successors, (60), 9 states have internal predecessors, (60), 3 states have call successors, (32), 3 states have call predecessors, (32), 4 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) Word has length 208 [2023-11-06 22:14:08,110 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:14:08,120 INFO L225 Difference]: With dead ends: 1376 [2023-11-06 22:14:08,120 INFO L226 Difference]: Without dead ends: 1082 [2023-11-06 22:14:08,122 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 398 GetRequests, 368 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 172 ImplicationChecksByTransitivity, 4.8s TimeCoverageRelationStatistics Valid=307, Invalid=683, Unknown=2, NotChecked=0, Total=992 [2023-11-06 22:14:08,123 INFO L413 NwaCegarLoop]: 144 mSDtfsCounter, 350 mSDsluCounter, 534 mSDsCounter, 0 mSdLazyCounter, 376 mSolverCounterSat, 85 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 350 SdHoareTripleChecker+Valid, 678 SdHoareTripleChecker+Invalid, 461 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 85 IncrementalHoareTripleChecker+Valid, 376 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-06 22:14:08,124 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [350 Valid, 678 Invalid, 461 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [85 Valid, 376 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-06 22:14:08,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1082 states. [2023-11-06 22:14:08,286 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1082 to 958. [2023-11-06 22:14:08,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 958 states, 656 states have (on average 1.25) internal successors, (820), 668 states have internal predecessors, (820), 260 states have call successors, (260), 41 states have call predecessors, (260), 41 states have return successors, (260), 248 states have call predecessors, (260), 260 states have call successors, (260) [2023-11-06 22:14:08,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 958 states to 958 states and 1340 transitions. [2023-11-06 22:14:08,300 INFO L78 Accepts]: Start accepts. Automaton has 958 states and 1340 transitions. Word has length 208 [2023-11-06 22:14:08,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:14:08,300 INFO L495 AbstractCegarLoop]: Abstraction has 958 states and 1340 transitions. [2023-11-06 22:14:08,301 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 5.454545454545454) internal successors, (60), 9 states have internal predecessors, (60), 3 states have call successors, (32), 3 states have call predecessors, (32), 4 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2023-11-06 22:14:08,301 INFO L276 IsEmpty]: Start isEmpty. Operand 958 states and 1340 transitions. [2023-11-06 22:14:08,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2023-11-06 22:14:08,306 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:14:08,306 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:14:08,320 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-11-06 22:14:08,521 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:14:08,521 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:14:08,522 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:14:08,522 INFO L85 PathProgramCache]: Analyzing trace with hash -104602224, now seen corresponding path program 1 times [2023-11-06 22:14:08,522 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:14:08,522 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [790392028] [2023-11-06 22:14:08,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:14:08,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:14:08,570 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:14:08,571 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [687202391] [2023-11-06 22:14:08,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:14:08,571 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:14:08,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:14:08,573 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:14:08,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-11-06 22:14:08,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:14:08,852 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:14:08,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:14:09,112 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:14:09,114 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-06 22:14:09,116 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-06 22:14:09,136 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2023-11-06 22:14:09,336 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2023-11-06 22:14:09,341 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:14:09,346 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-06 22:14:09,535 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 10:14:09 BoogieIcfgContainer [2023-11-06 22:14:09,536 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 22:14:09,537 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 22:14:09,537 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 22:14:09,537 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 22:14:09,538 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:13:50" (3/4) ... [2023-11-06 22:14:09,540 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-06 22:14:09,541 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 22:14:09,542 INFO L158 Benchmark]: Toolchain (without parser) took 20499.78ms. Allocated memory was 155.2MB in the beginning and 241.2MB in the end (delta: 86.0MB). Free memory was 108.3MB in the beginning and 68.0MB in the end (delta: 40.4MB). Peak memory consumption was 127.9MB. Max. memory is 16.1GB. [2023-11-06 22:14:09,542 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 155.2MB. Free memory is still 124.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:14:09,543 INFO L158 Benchmark]: CACSL2BoogieTranslator took 421.71ms. Allocated memory is still 155.2MB. Free memory was 108.3MB in the beginning and 93.0MB in the end (delta: 15.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-06 22:14:09,543 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.33ms. Allocated memory is still 155.2MB. Free memory was 93.0MB in the beginning and 89.5MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-06 22:14:09,544 INFO L158 Benchmark]: Boogie Preprocessor took 47.74ms. Allocated memory is still 155.2MB. Free memory was 89.5MB in the beginning and 87.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 22:14:09,544 INFO L158 Benchmark]: RCFGBuilder took 740.77ms. Allocated memory is still 155.2MB. Free memory was 87.4MB in the beginning and 64.3MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-06 22:14:09,545 INFO L158 Benchmark]: TraceAbstraction took 19196.24ms. Allocated memory was 155.2MB in the beginning and 241.2MB in the end (delta: 86.0MB). Free memory was 63.7MB in the beginning and 68.0MB in the end (delta: -4.3MB). Peak memory consumption was 83.9MB. Max. memory is 16.1GB. [2023-11-06 22:14:09,545 INFO L158 Benchmark]: Witness Printer took 4.04ms. Allocated memory is still 241.2MB. Free memory is still 68.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:14:09,548 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 155.2MB. Free memory is still 124.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 421.71ms. Allocated memory is still 155.2MB. Free memory was 108.3MB in the beginning and 93.0MB in the end (delta: 15.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.33ms. Allocated memory is still 155.2MB. Free memory was 93.0MB in the beginning and 89.5MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.74ms. Allocated memory is still 155.2MB. Free memory was 89.5MB in the beginning and 87.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 740.77ms. Allocated memory is still 155.2MB. Free memory was 87.4MB in the beginning and 64.3MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * TraceAbstraction took 19196.24ms. Allocated memory was 155.2MB in the beginning and 241.2MB in the end (delta: 86.0MB). Free memory was 63.7MB in the beginning and 68.0MB in the end (delta: -4.3MB). Peak memory consumption was 83.9MB. Max. memory is 16.1GB. * Witness Printer took 4.04ms. Allocated memory is still 241.2MB. Free memory is still 68.0MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 206, overapproximation of someBinaryFLOATComparisonOperation at line 194, overapproximation of someUnaryDOUBLEoperation at line 37. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 128; [L23] double var_1_4 = 32.3; [L24] double var_1_5 = 0.25; [L25] unsigned char var_1_7 = 2; [L26] signed char var_1_8 = -10; [L27] signed char var_1_9 = 5; [L28] signed char var_1_10 = 4; [L29] signed char var_1_11 = 100; [L30] unsigned long int var_1_12 = 8; [L31] unsigned char var_1_13 = 0; [L32] unsigned long int var_1_15 = 1114432789; [L33] double var_1_17 = 256.8; [L34] double var_1_18 = 1.25; [L35] unsigned long int var_1_19 = 16; [L36] unsigned char var_1_21 = 1; [L37] double var_1_22 = -0.5; [L38] unsigned char var_1_23 = 0; [L39] unsigned char var_1_24 = 1; [L40] float var_1_25 = -0.575; [L41] signed char var_1_27 = 5; [L42] signed char var_1_28 = 1; [L43] float var_1_30 = 10.8; [L44] float var_1_31 = 49.2; [L45] float var_1_32 = 0.4; [L46] unsigned char var_1_33 = 10; [L47] unsigned char var_1_37 = 64; [L48] signed char var_1_38 = -8; [L49] unsigned short int var_1_40 = 200; [L50] unsigned long int var_1_42 = 2; [L51] unsigned long int var_1_44 = 10; [L52] unsigned short int var_1_45 = 16; [L53] unsigned char last_1_var_1_1 = 128; [L54] unsigned long int last_1_var_1_12 = 8; [L55] double last_1_var_1_17 = 256.8; [L56] unsigned char last_1_var_1_21 = 1; VAL [isInitial=0, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_4=323/10, var_1_5=1/4, var_1_7=2, var_1_8=-10, var_1_9=5] [L210] isInitial = 1 [L211] FCALL initially() [L212] COND TRUE 1 [L213] CALL updateLastVariables() [L200] last_1_var_1_1 = var_1_1 [L201] last_1_var_1_12 = var_1_12 [L202] last_1_var_1_17 = var_1_17 [L203] last_1_var_1_21 = var_1_21 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_4=323/10, var_1_5=1/4, var_1_7=2, var_1_8=-10, var_1_9=5] [L213] RET updateLastVariables() [L214] CALL updateVariables() [L148] var_1_4 = __VERIFIER_nondet_double() [L149] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=1/4, var_1_7=2, var_1_8=-10, var_1_9=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=1/4, var_1_7=2, var_1_8=-10, var_1_9=5] [L149] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=1/4, var_1_7=2, var_1_8=-10, var_1_9=5] [L150] var_1_5 = __VERIFIER_nondet_double() [L151] CALL assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=2, var_1_8=-10, var_1_9=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=2, var_1_8=-10, var_1_9=5] [L151] RET assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=2, var_1_8=-10, var_1_9=5] [L152] var_1_7 = __VERIFIER_nondet_uchar() [L153] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=5] [L153] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=5] [L154] CALL assume_abort_if_not(var_1_7 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=5] [L154] RET assume_abort_if_not(var_1_7 <= 254) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=5] [L155] var_1_9 = __VERIFIER_nondet_char() [L156] CALL assume_abort_if_not(var_1_9 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L156] RET assume_abort_if_not(var_1_9 >= -1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L157] CALL assume_abort_if_not(var_1_9 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L157] RET assume_abort_if_not(var_1_9 <= 126) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L158] var_1_10 = __VERIFIER_nondet_char() [L159] CALL assume_abort_if_not(var_1_10 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L159] RET assume_abort_if_not(var_1_10 >= -1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L160] CALL assume_abort_if_not(var_1_10 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L160] RET assume_abort_if_not(var_1_10 <= 126) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L161] var_1_11 = __VERIFIER_nondet_char() [L162] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L162] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L163] CALL assume_abort_if_not(var_1_11 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L163] RET assume_abort_if_not(var_1_11 <= 126) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L164] var_1_13 = __VERIFIER_nondet_uchar() [L165] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L165] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L166] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L166] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L167] var_1_15 = __VERIFIER_nondet_ulong() [L168] CALL assume_abort_if_not(var_1_15 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L168] RET assume_abort_if_not(var_1_15 >= 1073741823) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L169] CALL assume_abort_if_not(var_1_15 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L169] RET assume_abort_if_not(var_1_15 <= 2147483647) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L170] var_1_18 = __VERIFIER_nondet_double() [L171] CALL assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L171] RET assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L172] var_1_22 = __VERIFIER_nondet_double() [L173] 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_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L173] 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_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L174] CALL assume_abort_if_not(var_1_22 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L174] RET assume_abort_if_not(var_1_22 != 0.0F) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L175] var_1_23 = __VERIFIER_nondet_uchar() [L176] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L176] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L177] CALL assume_abort_if_not(var_1_23 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L177] RET assume_abort_if_not(var_1_23 <= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L178] var_1_24 = __VERIFIER_nondet_uchar() [L179] CALL assume_abort_if_not(var_1_24 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L179] RET assume_abort_if_not(var_1_24 >= 1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L180] CALL assume_abort_if_not(var_1_24 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L180] RET assume_abort_if_not(var_1_24 <= 1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L181] var_1_27 = __VERIFIER_nondet_char() [L182] CALL assume_abort_if_not(var_1_27 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=127, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=127, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L182] RET assume_abort_if_not(var_1_27 >= -128) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=127, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L183] CALL assume_abort_if_not(var_1_27 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=127, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=127, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L183] RET assume_abort_if_not(var_1_27 <= 127) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=127, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L184] CALL assume_abort_if_not(var_1_27 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=127, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=127, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L184] RET assume_abort_if_not(var_1_27 != 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=127, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L185] var_1_28 = __VERIFIER_nondet_char() [L186] CALL assume_abort_if_not(var_1_28 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=127, var_1_28=-1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=127, var_1_28=-1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L186] RET assume_abort_if_not(var_1_28 >= -128) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=127, var_1_28=-1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L187] CALL assume_abort_if_not(var_1_28 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=127, var_1_28=-1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=127, var_1_28=-1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L187] RET assume_abort_if_not(var_1_28 <= 127) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=127, var_1_28=-1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L188] CALL assume_abort_if_not(var_1_28 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=127, var_1_28=-1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=127, var_1_28=-1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L188] RET assume_abort_if_not(var_1_28 != 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=127, var_1_28=-1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L189] var_1_30 = __VERIFIER_nondet_float() [L190] CALL assume_abort_if_not((var_1_30 >= 0.0F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 9223372.036854765600e+12F && var_1_30 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=127, var_1_28=-1, var_1_30=5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=127, var_1_28=-1, var_1_30=5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L190] RET assume_abort_if_not((var_1_30 >= 0.0F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 9223372.036854765600e+12F && var_1_30 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=127, var_1_28=-1, var_1_30=5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L191] var_1_31 = __VERIFIER_nondet_float() [L192] CALL assume_abort_if_not((var_1_31 >= 0.0F && var_1_31 <= -1.0e-20F) || (var_1_31 <= 9223372.036854765600e+12F && var_1_31 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=127, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=127, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L192] RET assume_abort_if_not((var_1_31 >= 0.0F && var_1_31 <= -1.0e-20F) || (var_1_31 <= 9223372.036854765600e+12F && var_1_31 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=127, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L193] var_1_32 = __VERIFIER_nondet_float() [L194] CALL assume_abort_if_not((var_1_32 >= 0.0F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 9223372.036854765600e+12F && var_1_32 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=127, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=127, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L194] RET assume_abort_if_not((var_1_32 >= 0.0F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 9223372.036854765600e+12F && var_1_32 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=127, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L195] var_1_37 = __VERIFIER_nondet_uchar() [L196] CALL assume_abort_if_not(var_1_37 >= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=127, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=127, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L196] RET assume_abort_if_not(var_1_37 >= 64) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=127, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L197] CALL assume_abort_if_not(var_1_37 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=127, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=127, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L197] RET assume_abort_if_not(var_1_37 <= 127) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=127, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L214] RET updateVariables() [L215] CALL step() [L60] unsigned char stepLocal_3 = ((((var_1_4) > (last_1_var_1_17)) ? (var_1_4) : (last_1_var_1_17))) > var_1_18; VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, stepLocal_3=0, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=127, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L61] COND TRUE last_1_var_1_21 || stepLocal_3 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, stepLocal_3=0, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=127, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L62] COND TRUE var_1_18 > ((((last_1_var_1_17) < 0 ) ? -(last_1_var_1_17) : (last_1_var_1_17))) [L63] var_1_19 = last_1_var_1_1 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, stepLocal_3=0, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=128, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=127, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L70] unsigned long int stepLocal_1 = last_1_var_1_12; [L71] unsigned long int stepLocal_0 = 32u; VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, stepLocal_0=32, stepLocal_1=8, stepLocal_3=0, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=128, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=127, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L72] COND TRUE stepLocal_0 >= last_1_var_1_12 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, stepLocal_0=32, stepLocal_1=8, stepLocal_3=0, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=128, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=127, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L73] COND TRUE stepLocal_1 <= last_1_var_1_12 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, stepLocal_0=32, stepLocal_1=8, stepLocal_3=0, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=128, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=127, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L74] COND TRUE (var_1_4 - var_1_5) >= last_1_var_1_17 [L75] var_1_1 = var_1_7 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, stepLocal_0=32, stepLocal_1=8, stepLocal_3=0, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=128, var_1_1=254, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=127, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L81] COND FALSE !((((((~ var_1_1)) < (8)) ? ((~ var_1_1)) : (8))) > var_1_11) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, stepLocal_0=32, stepLocal_1=8, stepLocal_3=0, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=128, var_1_1=254, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=127, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=1] [L84] COND TRUE ! (var_1_17 > var_1_5) [L85] var_1_8 = (((((var_1_9) < (var_1_10)) ? (var_1_9) : (var_1_10))) - var_1_11) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, stepLocal_0=32, stepLocal_1=8, stepLocal_3=0, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=128, var_1_1=254, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=127, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=1, var_1_9=1] [L89] unsigned long int stepLocal_4 = var_1_19; VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, stepLocal_0=32, stepLocal_1=8, stepLocal_3=0, stepLocal_4=128, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=128, var_1_1=254, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=127, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=1, var_1_9=1] [L90] COND FALSE !((var_1_18 / ((((5.5) > (var_1_22)) ? (5.5) : (var_1_22)))) > 10.5) [L101] var_1_21 = var_1_23 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, stepLocal_0=32, stepLocal_1=8, stepLocal_3=0, stepLocal_4=128, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=128, var_1_1=254, var_1_21=0, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=127, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=1, var_1_9=1] [L103] unsigned char stepLocal_2 = var_1_21; VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, stepLocal_0=32, stepLocal_1=8, stepLocal_2=0, stepLocal_3=0, stepLocal_4=128, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=128, var_1_1=254, var_1_21=0, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=127, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=1, var_1_9=1] [L104] COND FALSE !(var_1_21 && stepLocal_2) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, stepLocal_0=32, stepLocal_1=8, stepLocal_2=0, stepLocal_3=0, stepLocal_4=128, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=128, var_1_1=254, var_1_21=0, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=127, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=1, var_1_9=1] [L107] COND FALSE !(\read(var_1_21)) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, stepLocal_0=32, stepLocal_1=8, stepLocal_2=0, stepLocal_3=0, stepLocal_4=128, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=128, var_1_1=254, var_1_21=0, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=127, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=1, var_1_9=1] [L111] COND FALSE !((var_1_1 % ((((var_1_27) > (var_1_28)) ? (var_1_27) : (var_1_28)))) > var_1_1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, stepLocal_0=32, stepLocal_1=8, stepLocal_2=0, stepLocal_3=0, stepLocal_4=128, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=128, var_1_1=254, var_1_21=0, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=127, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=1, var_1_9=1] [L114] COND TRUE var_1_32 < ((((var_1_30) > (((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))))) ? (var_1_30) : (((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5)))))) [L115] var_1_33 = ((((var_1_11) > (var_1_11)) ? (var_1_11) : (var_1_11))) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, stepLocal_0=32, stepLocal_1=8, stepLocal_2=0, stepLocal_3=0, stepLocal_4=128, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=128, var_1_1=254, var_1_21=0, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=127, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=0, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=1, var_1_9=1] [L121] var_1_38 = var_1_11 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, stepLocal_0=32, stepLocal_1=8, stepLocal_2=0, stepLocal_3=0, stepLocal_4=128, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=128, var_1_1=254, var_1_21=0, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=127, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=0, var_1_37=64, var_1_38=0, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=1, var_1_9=1] [L123] var_1_40 = var_1_11 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, stepLocal_0=32, stepLocal_1=8, stepLocal_2=0, stepLocal_3=0, stepLocal_4=128, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=128, var_1_1=254, var_1_21=0, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=127, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=0, var_1_37=64, var_1_38=0, var_1_40=0, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=1, var_1_9=1] [L129] COND FALSE !(((((1.000000095E7f) < 0 ) ? -(1.000000095E7f) : (1.000000095E7f))) < ((9.9999999999996E12f - var_1_31) / var_1_22)) [L134] var_1_42 = 100000u VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, stepLocal_0=32, stepLocal_1=8, stepLocal_2=0, stepLocal_3=0, stepLocal_4=128, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=128, var_1_1=254, var_1_21=0, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=127, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=0, var_1_37=64, var_1_38=0, var_1_40=0, var_1_42=100000, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=1, var_1_9=1] [L136] var_1_44 = (((((var_1_37) < 0 ) ? -(var_1_37) : (var_1_37))) + (((((((var_1_11) > (var_1_11)) ? (var_1_11) : (var_1_11))) < 0 ) ? -((((var_1_11) > (var_1_11)) ? (var_1_11) : (var_1_11))) : ((((var_1_11) > (var_1_11)) ? (var_1_11) : (var_1_11)))))) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, stepLocal_0=32, stepLocal_1=8, stepLocal_2=0, stepLocal_3=0, stepLocal_4=128, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=128, var_1_1=254, var_1_21=0, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=127, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=0, var_1_37=64, var_1_38=0, var_1_40=0, var_1_42=100000, var_1_44=64, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=1, var_1_9=1] [L137] COND FALSE !(\read(var_1_23)) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, stepLocal_0=32, stepLocal_1=8, stepLocal_2=0, stepLocal_3=0, stepLocal_4=128, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=128, var_1_1=254, var_1_21=0, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=127, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=0, var_1_37=64, var_1_38=0, var_1_40=0, var_1_42=100000, var_1_44=64, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=1, var_1_9=1] [L140] COND TRUE var_1_19 > ((((var_1_9) < 0 ) ? -(var_1_9) : (var_1_9))) [L141] var_1_45 = var_1_11 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, stepLocal_0=32, stepLocal_1=8, stepLocal_2=0, stepLocal_3=0, stepLocal_4=128, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=128, var_1_1=254, var_1_21=0, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=127, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=0, var_1_37=64, var_1_38=0, var_1_40=0, var_1_42=100000, var_1_44=64, var_1_45=0, var_1_5=2, var_1_7=254, var_1_8=1, var_1_9=1] [L215] RET step() [L216] CALL, EXPR property() [L206-L207] return ((((((32u >= last_1_var_1_12) ? ((last_1_var_1_12 <= last_1_var_1_12) ? (((var_1_4 - var_1_5) >= last_1_var_1_17) ? (var_1_1 == ((unsigned char) var_1_7)) : 1) : 1) : (var_1_1 == ((unsigned char) var_1_7))) && ((! (var_1_17 > var_1_5)) ? (var_1_8 == ((signed char) (((((var_1_9) < (var_1_10)) ? (var_1_9) : (var_1_10))) - var_1_11))) : (var_1_8 == ((signed char) -4)))) && ((var_1_21 && var_1_21) ? (var_1_12 == ((unsigned long int) var_1_11)) : (var_1_21 ? (var_1_12 == ((unsigned long int) (((((var_1_19) > ((var_1_11 + var_1_7))) ? (var_1_19) : ((var_1_11 + var_1_7)))) + (var_1_15 - var_1_1)))) : 1))) && (((((((~ var_1_1)) < (8)) ? ((~ var_1_1)) : (8))) > var_1_11) ? (var_1_17 == ((double) var_1_18)) : 1)) && ((last_1_var_1_21 || (((((var_1_4) > (last_1_var_1_17)) ? (var_1_4) : (last_1_var_1_17))) > var_1_18)) ? ((var_1_18 > ((((last_1_var_1_17) < 0 ) ? -(last_1_var_1_17) : (last_1_var_1_17)))) ? (var_1_19 == ((unsigned long int) last_1_var_1_1)) : (var_1_19 == ((unsigned long int) var_1_11))) : (var_1_19 == ((unsigned long int) last_1_var_1_1)))) && (((var_1_18 / ((((5.5) > (var_1_22)) ? (5.5) : (var_1_22)))) > 10.5) ? (var_1_13 ? ((var_1_1 < var_1_19) ? (var_1_21 == ((unsigned char) (! var_1_23))) : (var_1_21 == ((unsigned char) var_1_24))) : (var_1_21 == ((unsigned char) var_1_23))) : (var_1_21 == ((unsigned char) var_1_23))) ; VAL [\result=0, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=128, var_1_1=254, var_1_21=0, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=127, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=0, var_1_37=64, var_1_38=0, var_1_40=0, var_1_42=100000, var_1_44=64, var_1_45=0, var_1_5=2, var_1_7=254, var_1_8=1, var_1_9=1] [L216] RET, EXPR property() [L216] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=128, var_1_1=254, var_1_21=0, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=127, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=0, var_1_37=64, var_1_38=0, var_1_40=0, var_1_42=100000, var_1_44=64, var_1_45=0, var_1_5=2, var_1_7=254, var_1_8=1, var_1_9=1] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=1, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=128, var_1_1=254, var_1_21=0, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=127, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=0, var_1_37=64, var_1_38=0, var_1_40=0, var_1_42=100000, var_1_44=64, var_1_45=0, var_1_5=2, var_1_7=254, var_1_8=1, var_1_9=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 95 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 18.9s, OverallIterations: 9, TraceHistogramMax: 32, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 2.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 959 SdHoareTripleChecker+Valid, 1.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 934 mSDsluCounter, 3005 SdHoareTripleChecker+Invalid, 1.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1949 mSDsCounter, 292 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1041 IncrementalHoareTripleChecker+Invalid, 1333 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 292 mSolverCounterUnsat, 1056 mSDtfsCounter, 1041 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2240 GetRequests, 2174 SyntacticMatches, 1 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 182 ImplicationChecksByTransitivity, 5.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=958occurred in iteration=8, InterpolantAutomatonStates: 58, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 8 MinimizatonAttempts, 220 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 10.0s InterpolantComputationTime, 2050 NumberOfCodeBlocks, 2050 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 2035 ConstructedInterpolants, 0 QuantifiedInterpolants, 6157 SizeOfPredicates, 17 NumberOfNonLiveVariables, 3941 ConjunctsInSsa, 53 ConjunctsInUnsatCore, 10 InterpolantComputations, 5 PerfectInterpolantSequences, 19468/19840 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-06 22:14:09,606 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-51.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1946ed4429047347ee5ca2d57fa2bb1ba2a855655d99af9207a8bf49f0fcf1ba --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:14:12,545 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:14:12,671 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-06 22:14:12,682 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:14:12,683 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:14:12,760 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:14:12,761 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:14:12,762 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:14:12,763 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:14:12,769 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:14:12,773 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:14:12,774 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:14:12,774 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:14:12,777 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:14:12,778 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:14:12,778 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:14:12,779 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:14:12,779 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:14:12,780 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:14:12,781 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:14:12,782 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:14:12,782 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-06 22:14:12,783 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-06 22:14:12,783 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-06 22:14:12,784 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:14:12,784 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:14:12,785 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:14:12,786 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:14:12,786 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:14:12,787 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:14:12,788 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:14:12,789 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:14:12,789 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:14:12,790 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:14:12,790 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-06 22:14:12,791 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-06 22:14:12,791 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:14:12,791 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:14:12,792 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:14:12,793 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:14:12,793 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-06 22:14:12,794 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:14:12,794 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_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1946ed4429047347ee5ca2d57fa2bb1ba2a855655d99af9207a8bf49f0fcf1ba [2023-11-06 22:14:13,252 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:14:13,282 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:14:13,288 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:14:13,290 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:14:13,290 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:14:13,293 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-51.i [2023-11-06 22:14:16,638 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:14:16,993 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:14:16,993 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-51.i [2023-11-06 22:14:17,020 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/data/452db0ab3/13ae433ca47740fb801fe561926eb7c8/FLAG989a7df18 [2023-11-06 22:14:17,043 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/data/452db0ab3/13ae433ca47740fb801fe561926eb7c8 [2023-11-06 22:14:17,046 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:14:17,048 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:14:17,050 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:14:17,051 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:14:17,070 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:14:17,071 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:14:17" (1/1) ... [2023-11-06 22:14:17,073 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48f04b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:14:17, skipping insertion in model container [2023-11-06 22:14:17,073 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:14:17" (1/1) ... [2023-11-06 22:14:17,135 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:14:17,375 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_cb2118b9-db04-4472-acbd-daa36d601b24/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-51.i[919,932] [2023-11-06 22:14:17,513 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:14:17,545 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:14:17,567 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_cb2118b9-db04-4472-acbd-daa36d601b24/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-51.i[919,932] [2023-11-06 22:14:17,657 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:14:17,682 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:14:17,682 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:14:17 WrapperNode [2023-11-06 22:14:17,683 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:14:17,684 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:14:17,685 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:14:17,685 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:14:17,695 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:14:17" (1/1) ... [2023-11-06 22:14:17,731 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:14:17" (1/1) ... [2023-11-06 22:14:17,819 INFO L138 Inliner]: procedures = 27, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 211 [2023-11-06 22:14:17,820 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:14:17,820 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:14:17,821 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:14:17,821 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:14:17,834 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:14:17" (1/1) ... [2023-11-06 22:14:17,835 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:14:17" (1/1) ... [2023-11-06 22:14:17,849 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:14:17" (1/1) ... [2023-11-06 22:14:17,851 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:14:17" (1/1) ... [2023-11-06 22:14:17,874 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:14:17" (1/1) ... [2023-11-06 22:14:17,880 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:14:17" (1/1) ... [2023-11-06 22:14:17,885 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:14:17" (1/1) ... [2023-11-06 22:14:17,889 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:14:17" (1/1) ... [2023-11-06 22:14:17,895 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:14:17,896 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:14:17,897 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:14:17,897 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:14:17,898 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:14:17" (1/1) ... [2023-11-06 22:14:17,917 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:14:17,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:14:17,965 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:14:17,999 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:14:18,032 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:14:18,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-06 22:14:18,033 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 22:14:18,033 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 22:14:18,034 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:14:18,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:14:18,177 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:14:18,180 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:14:32,265 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:14:32,280 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:14:32,280 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-06 22:14:32,283 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:14:32 BoogieIcfgContainer [2023-11-06 22:14:32,283 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:14:32,287 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:14:32,287 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:14:32,291 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:14:32,292 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:14:17" (1/3) ... [2023-11-06 22:14:32,293 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c3e2e08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:14:32, skipping insertion in model container [2023-11-06 22:14:32,293 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:14:17" (2/3) ... [2023-11-06 22:14:32,294 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c3e2e08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:14:32, skipping insertion in model container [2023-11-06 22:14:32,294 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:14:32" (3/3) ... [2023-11-06 22:14:32,296 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-51.i [2023-11-06 22:14:32,320 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:14:32,320 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 22:14:32,385 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:14:32,393 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@1885d35e, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:14:32,393 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 22:14:32,399 INFO L276 IsEmpty]: Start isEmpty. Operand has 95 states, 60 states have (on average 1.4333333333333333) internal successors, (86), 61 states have internal predecessors, (86), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-06 22:14:32,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2023-11-06 22:14:32,423 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:14:32,424 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:14:32,425 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:14:32,432 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:14:32,432 INFO L85 PathProgramCache]: Analyzing trace with hash -1795957632, now seen corresponding path program 1 times [2023-11-06 22:14:32,451 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:14:32,451 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1317714083] [2023-11-06 22:14:32,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:14:32,452 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:14:32,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:14:32,454 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-06 22:14:32,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-06 22:14:34,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:14:35,013 INFO L262 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-06 22:14:35,028 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:14:35,110 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 582 proven. 0 refuted. 0 times theorem prover too weak. 1402 trivial. 0 not checked. [2023-11-06 22:14:35,110 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:14:35,111 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 22:14:35,111 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1317714083] [2023-11-06 22:14:35,112 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1317714083] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:14:35,112 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:14:35,113 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:14:35,115 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [635291017] [2023-11-06 22:14:35,116 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:14:35,121 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 22:14:35,122 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 22:14:35,169 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 22:14:35,170 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:14:35,174 INFO L87 Difference]: Start difference. First operand has 95 states, 60 states have (on average 1.4333333333333333) internal successors, (86), 61 states have internal predecessors, (86), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-06 22:14:35,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:14:35,251 INFO L93 Difference]: Finished difference Result 182 states and 324 transitions. [2023-11-06 22:14:35,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 22:14:35,253 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 203 [2023-11-06 22:14:35,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:14:35,264 INFO L225 Difference]: With dead ends: 182 [2023-11-06 22:14:35,264 INFO L226 Difference]: Without dead ends: 90 [2023-11-06 22:14:35,269 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 202 GetRequests, 202 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:14:35,273 INFO L413 NwaCegarLoop]: 139 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, 139 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:14:35,275 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 139 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:14:35,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2023-11-06 22:14:35,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 90. [2023-11-06 22:14:35,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 56 states have (on average 1.3392857142857142) internal successors, (75), 56 states have internal predecessors, (75), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-06 22:14:35,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 139 transitions. [2023-11-06 22:14:35,339 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 139 transitions. Word has length 203 [2023-11-06 22:14:35,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:14:35,340 INFO L495 AbstractCegarLoop]: Abstraction has 90 states and 139 transitions. [2023-11-06 22:14:35,340 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-06 22:14:35,341 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 139 transitions. [2023-11-06 22:14:35,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2023-11-06 22:14:35,347 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:14:35,347 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:14:35,413 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2023-11-06 22:14:35,572 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:14:35,573 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:14:35,573 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:14:35,574 INFO L85 PathProgramCache]: Analyzing trace with hash -1421661372, now seen corresponding path program 1 times [2023-11-06 22:14:35,575 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:14:35,575 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [214976503] [2023-11-06 22:14:35,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:14:35,576 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:14:35,576 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:14:35,578 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-06 22:14:35,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-06 22:14:37,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:14:37,858 INFO L262 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-06 22:14:37,868 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:14:41,678 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-06 22:14:41,678 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:14:41,679 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 22:14:41,679 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [214976503] [2023-11-06 22:14:41,680 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [214976503] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:14:41,680 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:14:41,680 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:14:41,680 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1927559252] [2023-11-06 22:14:41,681 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:14:41,683 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:14:41,683 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 22:14:41,684 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:14:41,685 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:14:41,685 INFO L87 Difference]: Start difference. First operand 90 states and 139 transitions. Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 22:14:44,980 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.89s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:14:48,182 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.85s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:14:50,190 WARN L539 Checker$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 [] [2023-11-06 22:14:53,229 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.75s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:14:56,289 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:14:58,296 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 [] [2023-11-06 22:14:58,297 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:14:58,298 INFO L93 Difference]: Finished difference Result 265 states and 412 transitions. [2023-11-06 22:14:58,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 22:14:58,543 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 203 [2023-11-06 22:14:58,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:14:58,551 INFO L225 Difference]: With dead ends: 265 [2023-11-06 22:14:58,551 INFO L226 Difference]: Without dead ends: 178 [2023-11-06 22:14:58,553 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 200 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:14:58,554 INFO L413 NwaCegarLoop]: 137 mSDtfsCounter, 90 mSDsluCounter, 255 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 65 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 90 SdHoareTripleChecker+Valid, 392 SdHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.5s IncrementalHoareTripleChecker+Time [2023-11-06 22:14:58,555 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [90 Valid, 392 Invalid, 87 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 16 Invalid, 6 Unknown, 0 Unchecked, 16.5s Time] [2023-11-06 22:14:58,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 178 states. [2023-11-06 22:14:58,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 178 to 147. [2023-11-06 22:14:58,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 147 states, 80 states have (on average 1.2375) internal successors, (99), 80 states have internal predecessors, (99), 64 states have call successors, (64), 2 states have call predecessors, (64), 2 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2023-11-06 22:14:58,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 227 transitions. [2023-11-06 22:14:58,625 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 227 transitions. Word has length 203 [2023-11-06 22:14:58,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:14:58,627 INFO L495 AbstractCegarLoop]: Abstraction has 147 states and 227 transitions. [2023-11-06 22:14:58,627 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 22:14:58,628 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 227 transitions. [2023-11-06 22:14:58,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2023-11-06 22:14:58,633 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:14:58,633 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:14:58,672 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-06 22:14:58,856 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:14:58,857 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:14:58,857 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:14:58,857 INFO L85 PathProgramCache]: Analyzing trace with hash 656456158, now seen corresponding path program 1 times [2023-11-06 22:14:58,858 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:14:58,859 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1395963138] [2023-11-06 22:14:58,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:14:58,859 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:14:58,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:14:58,861 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-06 22:14:58,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-06 22:15:00,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:15:00,841 INFO L262 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-06 22:15:00,849 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:15:04,692 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-06 22:15:04,692 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:15:04,693 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 22:15:04,693 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1395963138] [2023-11-06 22:15:04,693 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1395963138] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:15:04,694 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:15:04,694 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 22:15:04,694 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1750036460] [2023-11-06 22:15:04,695 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:15:04,696 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 22:15:04,696 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 22:15:04,697 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 22:15:04,698 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:15:04,698 INFO L87 Difference]: Start difference. First operand 147 states and 227 transitions. Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 22:15:08,740 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.75s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:15:10,757 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:15:12,766 WARN L539 Checker$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 [] [2023-11-06 22:15:14,779 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:15:16,782 WARN L539 Checker$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 [] [2023-11-06 22:15:20,003 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.81s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:15:22,007 WARN L539 Checker$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 [] [2023-11-06 22:15:24,019 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 [] [2023-11-06 22:15:24,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:15:24,021 INFO L93 Difference]: Finished difference Result 338 states and 522 transitions. [2023-11-06 22:15:24,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 22:15:24,264 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 204 [2023-11-06 22:15:24,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:15:24,269 INFO L225 Difference]: With dead ends: 338 [2023-11-06 22:15:24,269 INFO L226 Difference]: Without dead ends: 251 [2023-11-06 22:15:24,274 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 200 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2023-11-06 22:15:24,278 INFO L413 NwaCegarLoop]: 156 mSDtfsCounter, 116 mSDsluCounter, 333 mSDsCounter, 0 mSdLazyCounter, 86 mSolverCounterSat, 65 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 116 SdHoareTripleChecker+Valid, 489 SdHoareTripleChecker+Invalid, 159 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 86 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:15:24,279 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [116 Valid, 489 Invalid, 159 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 86 Invalid, 8 Unknown, 0 Unchecked, 19.1s Time] [2023-11-06 22:15:24,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 251 states. [2023-11-06 22:15:24,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 251 to 232. [2023-11-06 22:15:24,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 232 states, 132 states have (on average 1.2803030303030303) internal successors, (169), 132 states have internal predecessors, (169), 96 states have call successors, (96), 3 states have call predecessors, (96), 3 states have return successors, (96), 96 states have call predecessors, (96), 96 states have call successors, (96) [2023-11-06 22:15:24,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 232 states and 361 transitions. [2023-11-06 22:15:24,360 INFO L78 Accepts]: Start accepts. Automaton has 232 states and 361 transitions. Word has length 204 [2023-11-06 22:15:24,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:15:24,362 INFO L495 AbstractCegarLoop]: Abstraction has 232 states and 361 transitions. [2023-11-06 22:15:24,362 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 22:15:24,363 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 361 transitions. [2023-11-06 22:15:24,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-11-06 22:15:24,371 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:15:24,371 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:15:24,419 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-06 22:15:24,596 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:15:24,597 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:15:24,597 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:15:24,597 INFO L85 PathProgramCache]: Analyzing trace with hash -59570677, now seen corresponding path program 1 times [2023-11-06 22:15:24,598 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:15:24,598 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [908106927] [2023-11-06 22:15:24,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:15:24,598 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:15:24,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:15:24,600 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-06 22:15:24,605 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-06 22:15:26,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:15:26,676 INFO L262 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-06 22:15:26,688 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:15:26,798 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-06 22:15:26,799 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:15:26,799 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 22:15:26,799 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [908106927] [2023-11-06 22:15:26,805 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [908106927] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:15:26,805 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:15:26,805 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:15:26,806 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [714502763] [2023-11-06 22:15:26,806 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:15:26,810 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:15:26,810 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 22:15:26,812 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:15:26,813 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:15:26,813 INFO L87 Difference]: Start difference. First operand 232 states and 361 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 22:15:29,825 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.88s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:15:31,836 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 [] [2023-11-06 22:15:32,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:15:32,083 INFO L93 Difference]: Finished difference Result 404 states and 631 transitions. [2023-11-06 22:15:32,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:15:32,084 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 205 [2023-11-06 22:15:32,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:15:32,089 INFO L225 Difference]: With dead ends: 404 [2023-11-06 22:15:32,089 INFO L226 Difference]: Without dead ends: 232 [2023-11-06 22:15:32,090 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 203 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:15:32,091 INFO L413 NwaCegarLoop]: 134 mSDtfsCounter, 36 mSDsluCounter, 96 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 230 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2023-11-06 22:15:32,092 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [36 Valid, 230 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 2 Unknown, 0 Unchecked, 5.2s Time] [2023-11-06 22:15:32,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 232 states. [2023-11-06 22:15:32,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 232 to 232. [2023-11-06 22:15:32,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 232 states, 132 states have (on average 1.2651515151515151) internal successors, (167), 132 states have internal predecessors, (167), 96 states have call successors, (96), 3 states have call predecessors, (96), 3 states have return successors, (96), 96 states have call predecessors, (96), 96 states have call successors, (96) [2023-11-06 22:15:32,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 232 states and 359 transitions. [2023-11-06 22:15:32,131 INFO L78 Accepts]: Start accepts. Automaton has 232 states and 359 transitions. Word has length 205 [2023-11-06 22:15:32,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:15:32,132 INFO L495 AbstractCegarLoop]: Abstraction has 232 states and 359 transitions. [2023-11-06 22:15:32,133 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 22:15:32,133 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 359 transitions. [2023-11-06 22:15:32,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-11-06 22:15:32,136 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:15:32,136 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:15:32,176 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2023-11-06 22:15:32,352 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:15:32,352 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:15:32,353 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:15:32,353 INFO L85 PathProgramCache]: Analyzing trace with hash -863035543, now seen corresponding path program 1 times [2023-11-06 22:15:32,354 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:15:32,354 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [674197676] [2023-11-06 22:15:32,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:15:32,354 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:15:32,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:15:32,355 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-06 22:15:32,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-11-06 22:15:34,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:15:34,402 INFO L262 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-06 22:15:34,408 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:15:36,962 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 783 proven. 69 refuted. 0 times theorem prover too weak. 1132 trivial. 0 not checked. [2023-11-06 22:15:36,963 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:15:37,282 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 22:15:37,282 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [674197676] [2023-11-06 22:15:37,283 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [674197676] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:15:37,283 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [173308365] [2023-11-06 22:15:37,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:15:37,283 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-06 22:15:37,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/cvc4 [2023-11-06 22:15:37,286 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-06 22:15:37,294 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-11-06 22:15:41,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:15:41,970 INFO L262 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-06 22:15:41,977 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:15:44,293 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 783 proven. 69 refuted. 0 times theorem prover too weak. 1132 trivial. 0 not checked. [2023-11-06 22:15:44,293 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:15:44,503 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [173308365] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:15:44,504 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 22:15:44,504 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 5 [2023-11-06 22:15:44,504 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1795913289] [2023-11-06 22:15:44,504 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 22:15:44,505 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 22:15:44,505 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 22:15:44,507 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 22:15:44,507 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-06 22:15:44,507 INFO L87 Difference]: Start difference. First operand 232 states and 359 transitions. Second operand has 5 states, 5 states have (on average 11.0) internal successors, (55), 5 states have internal predecessors, (55), 2 states have call successors, (32), 2 states have call predecessors, (32), 3 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-06 22:15:50,970 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.80s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:15:52,976 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:15:54,980 WARN L539 Checker$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 [] [2023-11-06 22:15:55,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:15:55,246 INFO L93 Difference]: Finished difference Result 422 states and 642 transitions. [2023-11-06 22:15:55,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-06 22:15:55,248 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 5 states have internal predecessors, (55), 2 states have call successors, (32), 2 states have call predecessors, (32), 3 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 206 [2023-11-06 22:15:55,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:15:55,251 INFO L225 Difference]: With dead ends: 422 [2023-11-06 22:15:55,252 INFO L226 Difference]: Without dead ends: 250 [2023-11-06 22:15:55,253 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 465 GetRequests, 457 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2023-11-06 22:15:55,254 INFO L413 NwaCegarLoop]: 91 mSDtfsCounter, 62 mSDsluCounter, 116 mSDsCounter, 0 mSdLazyCounter, 196 mSolverCounterSat, 8 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 70 SdHoareTripleChecker+Valid, 207 SdHoareTripleChecker+Invalid, 207 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 196 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.4s IncrementalHoareTripleChecker+Time [2023-11-06 22:15:55,255 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [70 Valid, 207 Invalid, 207 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 196 Invalid, 3 Unknown, 0 Unchecked, 10.4s Time] [2023-11-06 22:15:55,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states. [2023-11-06 22:15:55,287 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 244. [2023-11-06 22:15:55,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 244 states, 141 states have (on average 1.2340425531914894) internal successors, (174), 141 states have internal predecessors, (174), 96 states have call successors, (96), 6 states have call predecessors, (96), 6 states have return successors, (96), 96 states have call predecessors, (96), 96 states have call successors, (96) [2023-11-06 22:15:55,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 366 transitions. [2023-11-06 22:15:55,291 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 366 transitions. Word has length 206 [2023-11-06 22:15:55,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:15:55,292 INFO L495 AbstractCegarLoop]: Abstraction has 244 states and 366 transitions. [2023-11-06 22:15:55,292 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 5 states have internal predecessors, (55), 2 states have call successors, (32), 2 states have call predecessors, (32), 3 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-06 22:15:55,292 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 366 transitions. [2023-11-06 22:15:55,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-11-06 22:15:55,295 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:15:55,295 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:15:55,318 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2023-11-06 22:15:55,547 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2023-11-06 22:15:55,718 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/cvc4 --incremental --print-success --lang smt,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:15:55,718 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:15:55,719 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:15:55,719 INFO L85 PathProgramCache]: Analyzing trace with hash 1843583851, now seen corresponding path program 1 times [2023-11-06 22:15:55,719 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:15:55,719 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [723579894] [2023-11-06 22:15:55,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:15:55,720 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:15:55,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:15:55,722 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-06 22:15:55,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2023-11-06 22:15:57,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:15:57,826 INFO L262 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-06 22:15:57,830 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:15:59,520 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1003 proven. 39 refuted. 0 times theorem prover too weak. 942 trivial. 0 not checked. [2023-11-06 22:15:59,520 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:16:00,814 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 54 proven. 39 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2023-11-06 22:16:00,814 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 22:16:00,814 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [723579894] [2023-11-06 22:16:00,814 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [723579894] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 22:16:00,814 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 22:16:00,815 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2023-11-06 22:16:00,815 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [197133648] [2023-11-06 22:16:00,815 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 22:16:00,816 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-06 22:16:00,816 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 22:16:00,817 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-06 22:16:00,817 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-06 22:16:00,817 INFO L87 Difference]: Start difference. First operand 244 states and 366 transitions. Second operand has 8 states, 8 states have (on average 7.25) internal successors, (58), 8 states have internal predecessors, (58), 2 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2023-11-06 22:16:05,823 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.72s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:16:07,829 WARN L539 Checker$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 [] [2023-11-06 22:16:09,835 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:16:13,301 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.86s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:16:15,306 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:16:17,310 WARN L539 Checker$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 [] [2023-11-06 22:16:19,332 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:16:21,340 WARN L539 Checker$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 [] [2023-11-06 22:16:23,348 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:16:25,364 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:16:30,959 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.85s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:16:32,965 WARN L539 Checker$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 [] [2023-11-06 22:16:34,971 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 [] [2023-11-06 22:16:35,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:16:35,291 INFO L93 Difference]: Finished difference Result 561 states and 825 transitions. [2023-11-06 22:16:35,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-06 22:16:35,292 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.25) internal successors, (58), 8 states have internal predecessors, (58), 2 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) Word has length 206 [2023-11-06 22:16:35,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:16:35,297 INFO L225 Difference]: With dead ends: 561 [2023-11-06 22:16:35,298 INFO L226 Difference]: Without dead ends: 381 [2023-11-06 22:16:35,299 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 422 GetRequests, 404 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=112, Invalid=230, Unknown=0, NotChecked=0, Total=342 [2023-11-06 22:16:35,300 INFO L413 NwaCegarLoop]: 163 mSDtfsCounter, 240 mSDsluCounter, 280 mSDsCounter, 0 mSdLazyCounter, 411 mSolverCounterSat, 108 mSolverCounterUnsat, 13 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 32.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 259 SdHoareTripleChecker+Valid, 443 SdHoareTripleChecker+Invalid, 532 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 108 IncrementalHoareTripleChecker+Valid, 411 IncrementalHoareTripleChecker+Invalid, 13 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 33.3s IncrementalHoareTripleChecker+Time [2023-11-06 22:16:35,301 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [259 Valid, 443 Invalid, 532 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [108 Valid, 411 Invalid, 13 Unknown, 0 Unchecked, 33.3s Time] [2023-11-06 22:16:35,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 381 states. [2023-11-06 22:16:35,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 381 to 265. [2023-11-06 22:16:35,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 265 states, 159 states have (on average 1.1949685534591195) internal successors, (190), 159 states have internal predecessors, (190), 96 states have call successors, (96), 9 states have call predecessors, (96), 9 states have return successors, (96), 96 states have call predecessors, (96), 96 states have call successors, (96) [2023-11-06 22:16:35,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 265 states and 382 transitions. [2023-11-06 22:16:35,378 INFO L78 Accepts]: Start accepts. Automaton has 265 states and 382 transitions. Word has length 206 [2023-11-06 22:16:35,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:16:35,379 INFO L495 AbstractCegarLoop]: Abstraction has 265 states and 382 transitions. [2023-11-06 22:16:35,380 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.25) internal successors, (58), 8 states have internal predecessors, (58), 2 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2023-11-06 22:16:35,380 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 382 transitions. [2023-11-06 22:16:35,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2023-11-06 22:16:35,382 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:16:35,383 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:16:35,438 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2023-11-06 22:16:35,596 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:16:35,596 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:16:35,597 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:16:35,597 INFO L85 PathProgramCache]: Analyzing trace with hash -102755182, now seen corresponding path program 1 times [2023-11-06 22:16:35,598 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:16:35,598 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1766875491] [2023-11-06 22:16:35,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:16:35,598 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:16:35,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:16:35,599 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-06 22:16:35,601 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb2118b9-db04-4472-acbd-daa36d601b24/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2023-11-06 22:16:37,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:37,774 INFO L262 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-06 22:16:37,784 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:17:04,755 WARN L293 SmtUtils]: Spent 5.88s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-06 22:17:10,623 WARN L293 SmtUtils]: Spent 5.87s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-06 22:17:16,470 WARN L293 SmtUtils]: Spent 5.85s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-06 22:17:22,222 WARN L293 SmtUtils]: Spent 5.75s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-06 22:17:28,097 WARN L293 SmtUtils]: Spent 5.87s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-06 22:17:34,324 WARN L293 SmtUtils]: Spent 6.23s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-06 22:17:40,404 WARN L293 SmtUtils]: Spent 6.08s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-06 22:17:46,556 WARN L293 SmtUtils]: Spent 6.15s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-06 22:17:52,687 WARN L293 SmtUtils]: Spent 6.13s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)