./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-41.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_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/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_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-41.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/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_4945cfbb-039b-403f-8113-940b3a2efd0b/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 cefce1e082ba19bdab32bd25d6d8c4c5179b384e1b7a368e743da81f29016498 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 21:56:21,557 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 21:56:21,629 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-06 21:56:21,635 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 21:56:21,635 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 21:56:21,660 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 21:56:21,661 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 21:56:21,661 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 21:56:21,662 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 21:56:21,663 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 21:56:21,664 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 21:56:21,664 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 21:56:21,665 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 21:56:21,666 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 21:56:21,666 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 21:56:21,667 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 21:56:21,667 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 21:56:21,668 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 21:56:21,669 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 21:56:21,669 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 21:56:21,670 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 21:56:21,671 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 21:56:21,671 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 21:56:21,672 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 21:56:21,672 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 21:56:21,673 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 21:56:21,674 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 21:56:21,674 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 21:56:21,675 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 21:56:21,675 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 21:56:21,676 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 21:56:21,676 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 21:56:21,677 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 21:56:21,677 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 21:56:21,678 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 21:56:21,678 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 21:56:21,679 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 21:56:21,679 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 21:56:21,680 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 21:56:21,680 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_4945cfbb-039b-403f-8113-940b3a2efd0b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cefce1e082ba19bdab32bd25d6d8c4c5179b384e1b7a368e743da81f29016498 [2023-11-06 21:56:21,986 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 21:56:22,020 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 21:56:22,023 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 21:56:22,025 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 21:56:22,025 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 21:56:22,027 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-41.i [2023-11-06 21:56:25,221 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 21:56:25,506 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 21:56:25,506 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-41.i [2023-11-06 21:56:25,517 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/data/abb711314/d20b788d79974ac6917879eb13c8d90e/FLAG648ef3744 [2023-11-06 21:56:25,534 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/data/abb711314/d20b788d79974ac6917879eb13c8d90e [2023-11-06 21:56:25,537 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 21:56:25,539 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 21:56:25,540 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 21:56:25,541 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 21:56:25,547 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 21:56:25,548 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:56:25" (1/1) ... [2023-11-06 21:56:25,550 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e350e27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:56:25, skipping insertion in model container [2023-11-06 21:56:25,550 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:56:25" (1/1) ... [2023-11-06 21:56:25,614 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 21:56:25,801 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_4945cfbb-039b-403f-8113-940b3a2efd0b/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-41.i[916,929] [2023-11-06 21:56:25,905 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 21:56:25,921 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 21:56:25,942 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_4945cfbb-039b-403f-8113-940b3a2efd0b/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-41.i[916,929] [2023-11-06 21:56:26,027 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 21:56:26,052 INFO L206 MainTranslator]: Completed translation [2023-11-06 21:56:26,052 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:56:26 WrapperNode [2023-11-06 21:56:26,053 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 21:56:26,054 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 21:56:26,055 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 21:56:26,055 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 21:56:26,065 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:56:26" (1/1) ... [2023-11-06 21:56:26,086 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:56:26" (1/1) ... [2023-11-06 21:56:26,156 INFO L138 Inliner]: procedures = 26, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 244 [2023-11-06 21:56:26,157 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 21:56:26,158 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 21:56:26,158 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 21:56:26,158 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 21:56:26,170 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:56:26" (1/1) ... [2023-11-06 21:56:26,171 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:56:26" (1/1) ... [2023-11-06 21:56:26,178 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:56:26" (1/1) ... [2023-11-06 21:56:26,178 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:56:26" (1/1) ... [2023-11-06 21:56:26,200 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:56:26" (1/1) ... [2023-11-06 21:56:26,205 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:56:26" (1/1) ... [2023-11-06 21:56:26,209 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:56:26" (1/1) ... [2023-11-06 21:56:26,213 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:56:26" (1/1) ... [2023-11-06 21:56:26,221 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 21:56:26,222 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 21:56:26,223 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 21:56:26,223 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 21:56:26,224 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:56:26" (1/1) ... [2023-11-06 21:56:26,248 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 21:56:26,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:56:26,279 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 21:56:26,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 21:56:26,333 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 21:56:26,334 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 21:56:26,334 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 21:56:26,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 21:56:26,335 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 21:56:26,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 21:56:26,499 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 21:56:26,503 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 21:56:27,163 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 21:56:27,172 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 21:56:27,173 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 21:56:27,175 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:56:27 BoogieIcfgContainer [2023-11-06 21:56:27,176 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 21:56:27,184 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 21:56:27,184 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 21:56:27,188 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 21:56:27,189 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 09:56:25" (1/3) ... [2023-11-06 21:56:27,190 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e3d3c2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:56:27, skipping insertion in model container [2023-11-06 21:56:27,190 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:56:26" (2/3) ... [2023-11-06 21:56:27,192 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e3d3c2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:56:27, skipping insertion in model container [2023-11-06 21:56:27,193 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:56:27" (3/3) ... [2023-11-06 21:56:27,194 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-41.i [2023-11-06 21:56:27,218 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 21:56:27,219 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 21:56:27,306 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 21:56:27,314 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;@5e011d1f, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 21:56:27,316 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 21:56:27,321 INFO L276 IsEmpty]: Start isEmpty. Operand has 99 states, 64 states have (on average 1.453125) internal successors, (93), 65 states have internal predecessors, (93), 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 21:56:27,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-11-06 21:56:27,341 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:56:27,343 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 21:56:27,343 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:56:27,360 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:56:27,360 INFO L85 PathProgramCache]: Analyzing trace with hash -706290804, now seen corresponding path program 1 times [2023-11-06 21:56:27,370 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:56:27,371 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1924283907] [2023-11-06 21:56:27,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:56:27,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:56:27,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:27,833 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 21:56:27,833 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1924283907] [2023-11-06 21:56:27,834 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-06 21:56:27,835 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [931257107] [2023-11-06 21:56:27,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:56:27,835 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:56:27,836 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:56:27,844 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 21:56:27,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-06 21:56:28,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:28,123 INFO L262 TraceCheckSpWp]: Trace formula consists of 500 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-06 21:56:28,140 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:56:28,293 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 21:56:28,293 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 21:56:28,294 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [931257107] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:56:28,294 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 21:56:28,295 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 21:56:28,297 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2058415818] [2023-11-06 21:56:28,298 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:56:28,309 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 21:56:28,309 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 21:56:28,374 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 21:56:28,375 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 21:56:28,377 INFO L87 Difference]: Start difference. First operand has 99 states, 64 states have (on average 1.453125) internal successors, (93), 65 states have internal predecessors, (93), 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 25.5) internal successors, (51), 2 states have internal predecessors, (51), 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 21:56:28,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:56:28,419 INFO L93 Difference]: Finished difference Result 191 states and 340 transitions. [2023-11-06 21:56:28,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 21:56:28,422 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 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 206 [2023-11-06 21:56:28,422 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:56:28,434 INFO L225 Difference]: With dead ends: 191 [2023-11-06 21:56:28,434 INFO L226 Difference]: Without dead ends: 95 [2023-11-06 21:56:28,439 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 205 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 21:56:28,443 INFO L413 NwaCegarLoop]: 150 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, 150 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 21:56:28,445 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 150 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 21:56:28,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2023-11-06 21:56:28,508 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2023-11-06 21:56:28,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 61 states have (on average 1.4098360655737705) 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 21:56:28,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 150 transitions. [2023-11-06 21:56:28,516 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 150 transitions. Word has length 206 [2023-11-06 21:56:28,516 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:56:28,517 INFO L495 AbstractCegarLoop]: Abstraction has 95 states and 150 transitions. [2023-11-06 21:56:28,517 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 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 21:56:28,517 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 150 transitions. [2023-11-06 21:56:28,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-11-06 21:56:28,524 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:56:28,525 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 21:56:28,539 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-06 21:56:28,733 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-06 21:56:28,734 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:56:28,735 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:56:28,735 INFO L85 PathProgramCache]: Analyzing trace with hash -221002220, now seen corresponding path program 1 times [2023-11-06 21:56:28,735 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:56:28,737 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [822422146] [2023-11-06 21:56:28,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:56:28,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:56:28,895 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 21:56:28,895 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [478170195] [2023-11-06 21:56:28,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:56:28,899 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:56:28,900 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:56:28,901 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 21:56:28,932 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-06 21:56:29,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:29,158 INFO L262 TraceCheckSpWp]: Trace formula consists of 500 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-06 21:56:29,173 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:56:29,645 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 960 proven. 0 refuted. 0 times theorem prover too weak. 1024 trivial. 0 not checked. [2023-11-06 21:56:29,645 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 21:56:29,647 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 21:56:29,650 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [822422146] [2023-11-06 21:56:29,651 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 21:56:29,651 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [478170195] [2023-11-06 21:56:29,651 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [478170195] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:56:29,651 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 21:56:29,652 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 21:56:29,652 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1130453109] [2023-11-06 21:56:29,652 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:56:29,656 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 21:56:29,656 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 21:56:29,659 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 21:56:29,660 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-06 21:56:29,660 INFO L87 Difference]: Start difference. First operand 95 states and 150 transitions. Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 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 21:56:30,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:56:30,239 INFO L93 Difference]: Finished difference Result 279 states and 444 transitions. [2023-11-06 21:56:30,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-06 21:56:30,241 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 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 206 [2023-11-06 21:56:30,245 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:56:30,258 INFO L225 Difference]: With dead ends: 279 [2023-11-06 21:56:30,259 INFO L226 Difference]: Without dead ends: 187 [2023-11-06 21:56:30,265 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 208 GetRequests, 203 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-06 21:56:30,267 INFO L413 NwaCegarLoop]: 239 mSDtfsCounter, 201 mSDsluCounter, 295 mSDsCounter, 0 mSdLazyCounter, 151 mSolverCounterSat, 65 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 201 SdHoareTripleChecker+Valid, 534 SdHoareTripleChecker+Invalid, 216 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 151 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-06 21:56:30,268 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [201 Valid, 534 Invalid, 216 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 151 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-06 21:56:30,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2023-11-06 21:56:30,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 98. [2023-11-06 21:56:30,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 98 states, 64 states have (on average 1.40625) internal successors, (90), 64 states have internal predecessors, (90), 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 21:56:30,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 154 transitions. [2023-11-06 21:56:30,355 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 154 transitions. Word has length 206 [2023-11-06 21:56:30,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:56:30,360 INFO L495 AbstractCegarLoop]: Abstraction has 98 states and 154 transitions. [2023-11-06 21:56:30,360 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 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 21:56:30,361 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 154 transitions. [2023-11-06 21:56:30,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-11-06 21:56:30,375 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:56:30,376 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 21:56:30,391 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-06 21:56:30,585 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:56:30,585 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:56:30,585 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:56:30,586 INFO L85 PathProgramCache]: Analyzing trace with hash 459056150, now seen corresponding path program 1 times [2023-11-06 21:56:30,586 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:56:30,586 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1964306392] [2023-11-06 21:56:30,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:56:30,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:56:30,683 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 21:56:30,683 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [844503661] [2023-11-06 21:56:30,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:56:30,684 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:56:30,684 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:56:30,691 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 21:56:30,692 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-06 21:56:30,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:30,897 INFO L262 TraceCheckSpWp]: Trace formula consists of 499 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-06 21:56:30,908 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:56:31,117 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1021 proven. 48 refuted. 0 times theorem prover too weak. 915 trivial. 0 not checked. [2023-11-06 21:56:31,117 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 21:56:31,363 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 45 proven. 48 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2023-11-06 21:56:31,363 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 21:56:31,363 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1964306392] [2023-11-06 21:56:31,364 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 21:56:31,364 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [844503661] [2023-11-06 21:56:31,364 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [844503661] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 21:56:31,364 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 21:56:31,364 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2023-11-06 21:56:31,365 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [384380916] [2023-11-06 21:56:31,365 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 21:56:31,366 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-06 21:56:31,366 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 21:56:31,367 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-06 21:56:31,367 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-06 21:56:31,367 INFO L87 Difference]: Start difference. First operand 98 states and 154 transitions. Second operand has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 7 states have internal predecessors, (58), 2 states have call successors, (48), 2 states have call predecessors, (48), 4 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) [2023-11-06 21:56:31,714 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:56:31,714 INFO L93 Difference]: Finished difference Result 201 states and 312 transitions. [2023-11-06 21:56:31,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-06 21:56:31,717 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 7 states have internal predecessors, (58), 2 states have call successors, (48), 2 states have call predecessors, (48), 4 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) Word has length 206 [2023-11-06 21:56:31,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:56:31,720 INFO L225 Difference]: With dead ends: 201 [2023-11-06 21:56:31,721 INFO L226 Difference]: Without dead ends: 106 [2023-11-06 21:56:31,722 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 414 GetRequests, 404 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 21:56:31,724 INFO L413 NwaCegarLoop]: 112 mSDtfsCounter, 90 mSDsluCounter, 159 mSDsCounter, 0 mSdLazyCounter, 176 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 104 SdHoareTripleChecker+Valid, 271 SdHoareTripleChecker+Invalid, 182 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 176 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-06 21:56:31,724 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [104 Valid, 271 Invalid, 182 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 176 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-06 21:56:31,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2023-11-06 21:56:31,777 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 102. [2023-11-06 21:56:31,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 102 states, 67 states have (on average 1.373134328358209) internal successors, (92), 67 states have internal predecessors, (92), 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 21:56:31,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 156 transitions. [2023-11-06 21:56:31,780 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 156 transitions. Word has length 206 [2023-11-06 21:56:31,781 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:56:31,781 INFO L495 AbstractCegarLoop]: Abstraction has 102 states and 156 transitions. [2023-11-06 21:56:31,782 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 7 states have internal predecessors, (58), 2 states have call successors, (48), 2 states have call predecessors, (48), 4 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) [2023-11-06 21:56:31,782 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 156 transitions. [2023-11-06 21:56:31,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-11-06 21:56:31,786 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:56:31,787 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 21:56:31,802 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-06 21:56:31,993 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:56:31,994 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:56:31,994 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:56:31,995 INFO L85 PathProgramCache]: Analyzing trace with hash 881757976, now seen corresponding path program 1 times [2023-11-06 21:56:31,995 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:56:31,995 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2055705665] [2023-11-06 21:56:31,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:56:31,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:56:32,087 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 21:56:32,099 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [60892195] [2023-11-06 21:56:32,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:56:32,100 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:56:32,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:56:32,101 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 21:56:32,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-06 21:56:32,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:32,337 INFO L262 TraceCheckSpWp]: Trace formula consists of 498 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-06 21:56:32,345 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:56:32,754 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 21:56:32,755 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 21:56:32,755 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 21:56:32,755 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2055705665] [2023-11-06 21:56:32,756 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 21:56:32,756 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [60892195] [2023-11-06 21:56:32,756 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [60892195] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:56:32,758 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 21:56:32,758 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 21:56:32,758 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1770172783] [2023-11-06 21:56:32,758 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:56:32,759 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 21:56:32,759 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 21:56:32,760 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 21:56:32,760 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2023-11-06 21:56:32,761 INFO L87 Difference]: Start difference. First operand 102 states and 156 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 21:56:32,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:56:32,863 INFO L93 Difference]: Finished difference Result 298 states and 459 transitions. [2023-11-06 21:56:32,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 21:56:32,864 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 21:56:32,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:56:32,867 INFO L225 Difference]: With dead ends: 298 [2023-11-06 21:56:32,867 INFO L226 Difference]: Without dead ends: 199 [2023-11-06 21:56:32,869 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 202 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2023-11-06 21:56:32,873 INFO L413 NwaCegarLoop]: 137 mSDtfsCounter, 182 mSDsluCounter, 138 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 182 SdHoareTripleChecker+Valid, 275 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 21:56:32,874 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [182 Valid, 275 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 21:56:32,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 199 states. [2023-11-06 21:56:32,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 199 to 196. [2023-11-06 21:56:32,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 196 states, 127 states have (on average 1.3543307086614174) internal successors, (172), 127 states have internal predecessors, (172), 64 states have call successors, (64), 4 states have call predecessors, (64), 4 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2023-11-06 21:56:32,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 300 transitions. [2023-11-06 21:56:32,956 INFO L78 Accepts]: Start accepts. Automaton has 196 states and 300 transitions. Word has length 206 [2023-11-06 21:56:32,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:56:32,957 INFO L495 AbstractCegarLoop]: Abstraction has 196 states and 300 transitions. [2023-11-06 21:56:32,957 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 21:56:32,957 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 300 transitions. [2023-11-06 21:56:32,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-11-06 21:56:32,961 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:56:32,961 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 21:56:32,977 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-06 21:56:33,177 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2023-11-06 21:56:33,178 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:56:33,178 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:56:33,178 INFO L85 PathProgramCache]: Analyzing trace with hash -819998634, now seen corresponding path program 1 times [2023-11-06 21:56:33,178 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:56:33,179 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1068702753] [2023-11-06 21:56:33,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:56:33,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:56:33,235 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 21:56:33,236 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1053336614] [2023-11-06 21:56:33,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:56:33,236 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:56:33,236 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:56:33,237 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 21:56:33,256 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-06 21:56:33,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:33,481 INFO L262 TraceCheckSpWp]: Trace formula consists of 501 conjuncts, 32 conjunts are in the unsatisfiable core [2023-11-06 21:56:33,491 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:57:07,369 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1104 proven. 0 refuted. 0 times theorem prover too weak. 880 trivial. 0 not checked. [2023-11-06 21:57:07,369 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 21:57:07,369 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 21:57:07,369 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1068702753] [2023-11-06 21:57:07,370 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 21:57:07,370 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1053336614] [2023-11-06 21:57:07,370 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1053336614] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:57:07,370 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 21:57:07,370 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2023-11-06 21:57:07,371 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [874264892] [2023-11-06 21:57:07,371 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:57:07,372 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2023-11-06 21:57:07,372 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 21:57:07,373 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2023-11-06 21:57:07,373 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=130, Invalid=176, Unknown=0, NotChecked=0, Total=306 [2023-11-06 21:57:07,374 INFO L87 Difference]: Start difference. First operand 196 states and 300 transitions. Second operand has 18 states, 18 states have (on average 3.2222222222222223) internal successors, (58), 17 states have internal predecessors, (58), 4 states have call successors, (32), 4 states have call predecessors, (32), 4 states have return successors, (32), 4 states have call predecessors, (32), 4 states have call successors, (32) [2023-11-06 21:57:14,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:57:14,913 INFO L93 Difference]: Finished difference Result 771 states and 1177 transitions. [2023-11-06 21:57:14,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-11-06 21:57:14,914 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 3.2222222222222223) internal successors, (58), 17 states have internal predecessors, (58), 4 states have call successors, (32), 4 states have call predecessors, (32), 4 states have return successors, (32), 4 states have call predecessors, (32), 4 states have call successors, (32) Word has length 206 [2023-11-06 21:57:14,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:57:14,920 INFO L225 Difference]: With dead ends: 771 [2023-11-06 21:57:14,920 INFO L226 Difference]: Without dead ends: 578 [2023-11-06 21:57:14,922 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 216 GetRequests, 189 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 7.5s TimeCoverageRelationStatistics Valid=307, Invalid=505, Unknown=0, NotChecked=0, Total=812 [2023-11-06 21:57:14,923 INFO L413 NwaCegarLoop]: 202 mSDtfsCounter, 810 mSDsluCounter, 736 mSDsCounter, 0 mSdLazyCounter, 835 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 810 SdHoareTripleChecker+Valid, 938 SdHoareTripleChecker+Invalid, 905 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 835 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2023-11-06 21:57:14,923 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [810 Valid, 938 Invalid, 905 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 835 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2023-11-06 21:57:14,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 578 states. [2023-11-06 21:57:15,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 578 to 333. [2023-11-06 21:57:15,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 333 states, 230 states have (on average 1.3869565217391304) internal successors, (319), 230 states have internal predecessors, (319), 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 21:57:15,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 333 states and 511 transitions. [2023-11-06 21:57:15,015 INFO L78 Accepts]: Start accepts. Automaton has 333 states and 511 transitions. Word has length 206 [2023-11-06 21:57:15,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:57:15,016 INFO L495 AbstractCegarLoop]: Abstraction has 333 states and 511 transitions. [2023-11-06 21:57:15,016 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 3.2222222222222223) internal successors, (58), 17 states have internal predecessors, (58), 4 states have call successors, (32), 4 states have call predecessors, (32), 4 states have return successors, (32), 4 states have call predecessors, (32), 4 states have call successors, (32) [2023-11-06 21:57:15,016 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 511 transitions. [2023-11-06 21:57:15,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-11-06 21:57:15,019 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:57:15,020 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 21:57:15,031 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:15,226 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:57:15,226 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:57:15,227 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:57:15,227 INFO L85 PathProgramCache]: Analyzing trace with hash -139940264, now seen corresponding path program 1 times [2023-11-06 21:57:15,227 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:57:15,227 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1135684892] [2023-11-06 21:57:15,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:57:15,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:57:15,269 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 21:57:15,269 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [269611149] [2023-11-06 21:57:15,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:57:15,270 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:57:15,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:15,271 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 21:57:15,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-06 21:57:15,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:15,497 INFO L262 TraceCheckSpWp]: Trace formula consists of 500 conjuncts, 25 conjunts are in the unsatisfiable core [2023-11-06 21:57:15,505 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:57:39,967 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 960 proven. 0 refuted. 0 times theorem prover too weak. 1024 trivial. 0 not checked. [2023-11-06 21:57:39,967 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 21:57:39,967 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 21:57:39,967 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1135684892] [2023-11-06 21:57:39,968 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 21:57:39,968 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [269611149] [2023-11-06 21:57:39,968 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [269611149] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:57:39,968 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 21:57:39,968 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2023-11-06 21:57:39,968 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1144217306] [2023-11-06 21:57:39,968 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:57:39,969 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-11-06 21:57:39,969 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 21:57:39,970 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-11-06 21:57:39,970 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=118, Unknown=0, NotChecked=0, Total=210 [2023-11-06 21:57:39,970 INFO L87 Difference]: Start difference. First operand 333 states and 511 transitions. Second operand has 15 states, 15 states have (on average 3.466666666666667) internal successors, (52), 14 states have internal predecessors, (52), 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 21:57:43,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:57:43,076 INFO L93 Difference]: Finished difference Result 956 states and 1441 transitions. [2023-11-06 21:57:43,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-11-06 21:57:43,077 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 3.466666666666667) internal successors, (52), 14 states have internal predecessors, (52), 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 206 [2023-11-06 21:57:43,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:57:43,084 INFO L225 Difference]: With dead ends: 956 [2023-11-06 21:57:43,084 INFO L226 Difference]: Without dead ends: 626 [2023-11-06 21:57:43,086 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 212 GetRequests, 192 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=184, Invalid=278, Unknown=0, NotChecked=0, Total=462 [2023-11-06 21:57:43,087 INFO L413 NwaCegarLoop]: 216 mSDtfsCounter, 582 mSDsluCounter, 805 mSDsCounter, 0 mSdLazyCounter, 930 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 582 SdHoareTripleChecker+Valid, 1021 SdHoareTripleChecker+Invalid, 943 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 930 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2023-11-06 21:57:43,087 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [582 Valid, 1021 Invalid, 943 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 930 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2023-11-06 21:57:43,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 626 states. [2023-11-06 21:57:43,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 626 to 367. [2023-11-06 21:57:43,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 367 states, 264 states have (on average 1.4053030303030303) internal successors, (371), 264 states have internal predecessors, (371), 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 21:57:43,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 367 states and 563 transitions. [2023-11-06 21:57:43,196 INFO L78 Accepts]: Start accepts. Automaton has 367 states and 563 transitions. Word has length 206 [2023-11-06 21:57:43,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:57:43,197 INFO L495 AbstractCegarLoop]: Abstraction has 367 states and 563 transitions. [2023-11-06 21:57:43,197 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 3.466666666666667) internal successors, (52), 14 states have internal predecessors, (52), 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 21:57:43,197 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 563 transitions. [2023-11-06 21:57:43,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-11-06 21:57:43,201 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:57:43,201 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 21:57:43,214 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:43,409 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2023-11-06 21:57:43,409 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:57:43,409 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:57:43,410 INFO L85 PathProgramCache]: Analyzing trace with hash -1968124074, now seen corresponding path program 1 times [2023-11-06 21:57:43,410 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:57:43,410 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [22631382] [2023-11-06 21:57:43,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:57:43,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:57:43,470 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 21:57:43,470 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [182483801] [2023-11-06 21:57:43,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:57:43,471 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:57:43,471 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:43,472 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 21:57:43,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-06 21:57:43,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:43,712 INFO L262 TraceCheckSpWp]: Trace formula consists of 501 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-06 21:57:43,719 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:58:06,826 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 21:58:06,826 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 21:58:06,826 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 21:58:06,827 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [22631382] [2023-11-06 21:58:06,827 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 21:58:06,827 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [182483801] [2023-11-06 21:58:06,827 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [182483801] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:58:06,827 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 21:58:06,827 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2023-11-06 21:58:06,828 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [126267511] [2023-11-06 21:58:06,828 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:58:06,829 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-11-06 21:58:06,829 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 21:58:06,829 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-11-06 21:58:06,830 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=76, Unknown=0, NotChecked=0, Total=132 [2023-11-06 21:58:06,830 INFO L87 Difference]: Start difference. First operand 367 states and 563 transitions. Second operand has 12 states, 12 states have (on average 4.083333333333333) internal successors, (49), 11 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 21:58:08,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:58:08,496 INFO L93 Difference]: Finished difference Result 884 states and 1340 transitions. [2023-11-06 21:58:08,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-06 21:58:08,497 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 4.083333333333333) internal successors, (49), 11 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 21:58:08,498 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:58:08,502 INFO L225 Difference]: With dead ends: 884 [2023-11-06 21:58:08,502 INFO L226 Difference]: Without dead ends: 520 [2023-11-06 21:58:08,504 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 210 GetRequests, 195 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=105, Invalid=167, Unknown=0, NotChecked=0, Total=272 [2023-11-06 21:58:08,505 INFO L413 NwaCegarLoop]: 168 mSDtfsCounter, 528 mSDsluCounter, 459 mSDsCounter, 0 mSdLazyCounter, 361 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 528 SdHoareTripleChecker+Valid, 627 SdHoareTripleChecker+Invalid, 395 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 361 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-11-06 21:58:08,505 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [528 Valid, 627 Invalid, 395 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 361 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-11-06 21:58:08,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 520 states. [2023-11-06 21:58:08,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 520 to 392. [2023-11-06 21:58:08,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 392 states, 275 states have (on average 1.3890909090909092) internal successors, (382), 276 states have internal predecessors, (382), 108 states have call successors, (108), 8 states have call predecessors, (108), 8 states have return successors, (108), 107 states have call predecessors, (108), 108 states have call successors, (108) [2023-11-06 21:58:08,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 392 states and 598 transitions. [2023-11-06 21:58:08,612 INFO L78 Accepts]: Start accepts. Automaton has 392 states and 598 transitions. Word has length 206 [2023-11-06 21:58:08,613 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:58:08,613 INFO L495 AbstractCegarLoop]: Abstraction has 392 states and 598 transitions. [2023-11-06 21:58:08,613 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 4.083333333333333) internal successors, (49), 11 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 21:58:08,613 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 598 transitions. [2023-11-06 21:58:08,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-11-06 21:58:08,617 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:58:08,617 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 21:58:08,624 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-11-06 21:58:08,823 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:58:08,824 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:58:08,824 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:58:08,824 INFO L85 PathProgramCache]: Analyzing trace with hash -601143916, now seen corresponding path program 1 times [2023-11-06 21:58:08,824 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:58:08,824 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1759878330] [2023-11-06 21:58:08,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:58:08,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:58:08,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:58:08,901 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 21:58:08,902 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1759878330] [2023-11-06 21:58:08,902 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-06 21:58:08,902 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [991639687] [2023-11-06 21:58:08,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:58:08,902 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:58:08,903 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:58:08,904 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 21:58:08,908 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-06 21:58:09,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:58:09,100 INFO L262 TraceCheckSpWp]: Trace formula consists of 502 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-06 21:58:09,105 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:58:09,127 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 21:58:09,128 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 21:58:09,128 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [991639687] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:58:09,128 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 21:58:09,128 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 21:58:09,128 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2115979246] [2023-11-06 21:58:09,129 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:58:09,129 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 21:58:09,129 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 21:58:09,130 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 21:58:09,130 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 21:58:09,130 INFO L87 Difference]: Start difference. First operand 392 states and 598 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 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 21:58:09,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:58:09,265 INFO L93 Difference]: Finished difference Result 951 states and 1447 transitions. [2023-11-06 21:58:09,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 21:58:09,266 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 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 21:58:09,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:58:09,271 INFO L225 Difference]: With dead ends: 951 [2023-11-06 21:58:09,271 INFO L226 Difference]: Without dead ends: 580 [2023-11-06 21:58:09,273 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 204 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 21:58:09,273 INFO L413 NwaCegarLoop]: 275 mSDtfsCounter, 131 mSDsluCounter, 135 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 131 SdHoareTripleChecker+Valid, 410 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 21:58:09,274 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [131 Valid, 410 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 21:58:09,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 580 states. [2023-11-06 21:58:09,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 580 to 432. [2023-11-06 21:58:09,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 432 states, 315 states have (on average 1.403174603174603) internal successors, (442), 316 states have internal predecessors, (442), 108 states have call successors, (108), 8 states have call predecessors, (108), 8 states have return successors, (108), 107 states have call predecessors, (108), 108 states have call successors, (108) [2023-11-06 21:58:09,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 432 states and 658 transitions. [2023-11-06 21:58:09,362 INFO L78 Accepts]: Start accepts. Automaton has 432 states and 658 transitions. Word has length 206 [2023-11-06 21:58:09,363 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:58:09,363 INFO L495 AbstractCegarLoop]: Abstraction has 432 states and 658 transitions. [2023-11-06 21:58:09,363 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 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 21:58:09,363 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 658 transitions. [2023-11-06 21:58:09,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2023-11-06 21:58:09,367 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:58:09,367 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 21:58:09,374 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-11-06 21:58:09,574 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:58:09,574 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:58:09,575 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:58:09,575 INFO L85 PathProgramCache]: Analyzing trace with hash 1298056627, now seen corresponding path program 1 times [2023-11-06 21:58:09,575 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:58:09,575 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1972039953] [2023-11-06 21:58:09,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:58:09,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:58:09,614 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 21:58:09,615 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [94193742] [2023-11-06 21:58:09,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:58:09,615 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:58:09,615 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:58:09,616 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 21:58:09,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-11-06 21:58:09,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:58:09,835 INFO L262 TraceCheckSpWp]: Trace formula consists of 499 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-06 21:58:09,841 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:58:10,152 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 153 proven. 90 refuted. 0 times theorem prover too weak. 1741 trivial. 0 not checked. [2023-11-06 21:58:10,152 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 21:58:10,390 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 3 proven. 90 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2023-11-06 21:58:10,390 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 21:58:10,390 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1972039953] [2023-11-06 21:58:10,390 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 21:58:10,390 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [94193742] [2023-11-06 21:58:10,391 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [94193742] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 21:58:10,391 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 21:58:10,391 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2023-11-06 21:58:10,391 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [252545661] [2023-11-06 21:58:10,391 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 21:58:10,392 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-06 21:58:10,392 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 21:58:10,393 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-06 21:58:10,393 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-06 21:58:10,394 INFO L87 Difference]: Start difference. First operand 432 states and 658 transitions. Second operand has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 7 states have internal predecessors, (59), 2 states have call successors, (62), 2 states have call predecessors, (62), 4 states have return successors, (63), 2 states have call predecessors, (63), 2 states have call successors, (63) [2023-11-06 21:58:10,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:58:10,701 INFO L93 Difference]: Finished difference Result 839 states and 1249 transitions. [2023-11-06 21:58:10,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-06 21:58:10,702 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 7 states have internal predecessors, (59), 2 states have call successors, (62), 2 states have call predecessors, (62), 4 states have return successors, (63), 2 states have call predecessors, (63), 2 states have call successors, (63) Word has length 207 [2023-11-06 21:58:10,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:58:10,706 INFO L225 Difference]: With dead ends: 839 [2023-11-06 21:58:10,706 INFO L226 Difference]: Without dead ends: 429 [2023-11-06 21:58:10,707 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 416 GetRequests, 406 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2023-11-06 21:58:10,708 INFO L413 NwaCegarLoop]: 109 mSDtfsCounter, 116 mSDsluCounter, 148 mSDsCounter, 0 mSdLazyCounter, 181 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 116 SdHoareTripleChecker+Valid, 257 SdHoareTripleChecker+Invalid, 187 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 181 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-06 21:58:10,708 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [116 Valid, 257 Invalid, 187 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 181 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-06 21:58:10,709 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 429 states. [2023-11-06 21:58:10,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 429 to 409. [2023-11-06 21:58:10,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 409 states, 288 states have (on average 1.3298611111111112) internal successors, (383), 289 states have internal predecessors, (383), 108 states have call successors, (108), 12 states have call predecessors, (108), 12 states have return successors, (108), 107 states have call predecessors, (108), 108 states have call successors, (108) [2023-11-06 21:58:10,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 409 states and 599 transitions. [2023-11-06 21:58:10,795 INFO L78 Accepts]: Start accepts. Automaton has 409 states and 599 transitions. Word has length 207 [2023-11-06 21:58:10,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:58:10,796 INFO L495 AbstractCegarLoop]: Abstraction has 409 states and 599 transitions. [2023-11-06 21:58:10,796 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 7 states have internal predecessors, (59), 2 states have call successors, (62), 2 states have call predecessors, (62), 4 states have return successors, (63), 2 states have call predecessors, (63), 2 states have call successors, (63) [2023-11-06 21:58:10,796 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 599 transitions. [2023-11-06 21:58:10,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2023-11-06 21:58:10,798 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:58:10,798 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 21:58:10,813 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2023-11-06 21:58:11,005 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:58:11,005 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:58:11,006 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:58:11,006 INFO L85 PathProgramCache]: Analyzing trace with hash 946003427, now seen corresponding path program 1 times [2023-11-06 21:58:11,006 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:58:11,006 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1255335170] [2023-11-06 21:58:11,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:58:11,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:58:11,042 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 21:58:11,042 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [346423061] [2023-11-06 21:58:11,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:58:11,048 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:58:11,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:58:11,050 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 21:58:11,072 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-11-06 21:58:11,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:58:11,270 INFO L262 TraceCheckSpWp]: Trace formula consists of 501 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-06 21:58:11,276 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:58:11,604 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 267 proven. 87 refuted. 0 times theorem prover too weak. 1630 trivial. 0 not checked. [2023-11-06 21:58:11,605 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 21:58:11,856 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 6 proven. 87 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2023-11-06 21:58:11,857 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 21:58:11,857 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1255335170] [2023-11-06 21:58:11,857 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 21:58:11,857 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [346423061] [2023-11-06 21:58:11,857 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [346423061] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 21:58:11,857 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 21:58:11,857 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2023-11-06 21:58:11,858 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [179510094] [2023-11-06 21:58:11,858 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 21:58:11,858 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-06 21:58:11,859 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 21:58:11,859 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-06 21:58:11,860 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2023-11-06 21:58:11,860 INFO L87 Difference]: Start difference. First operand 409 states and 599 transitions. Second operand has 9 states, 9 states have (on average 6.555555555555555) internal successors, (59), 9 states have internal predecessors, (59), 2 states have call successors, (61), 2 states have call predecessors, (61), 4 states have return successors, (62), 2 states have call predecessors, (62), 2 states have call successors, (62) [2023-11-06 21:58:12,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:58:12,353 INFO L93 Difference]: Finished difference Result 872 states and 1248 transitions. [2023-11-06 21:58:12,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-06 21:58:12,354 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.555555555555555) internal successors, (59), 9 states have internal predecessors, (59), 2 states have call successors, (61), 2 states have call predecessors, (61), 4 states have return successors, (62), 2 states have call predecessors, (62), 2 states have call successors, (62) Word has length 207 [2023-11-06 21:58:12,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:58:12,360 INFO L225 Difference]: With dead ends: 872 [2023-11-06 21:58:12,360 INFO L226 Difference]: Without dead ends: 489 [2023-11-06 21:58:12,363 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 420 GetRequests, 403 SyntacticMatches, 2 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=89, Invalid=183, Unknown=0, NotChecked=0, Total=272 [2023-11-06 21:58:12,364 INFO L413 NwaCegarLoop]: 112 mSDtfsCounter, 142 mSDsluCounter, 319 mSDsCounter, 0 mSdLazyCounter, 323 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 146 SdHoareTripleChecker+Valid, 431 SdHoareTripleChecker+Invalid, 335 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 323 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-06 21:58:12,365 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [146 Valid, 431 Invalid, 335 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 323 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-06 21:58:12,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 489 states. [2023-11-06 21:58:12,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 489 to 425. [2023-11-06 21:58:12,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 425 states, 300 states have (on average 1.2933333333333332) internal successors, (388), 301 states have internal predecessors, (388), 108 states have call successors, (108), 16 states have call predecessors, (108), 16 states have return successors, (108), 107 states have call predecessors, (108), 108 states have call successors, (108) [2023-11-06 21:58:12,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 425 states and 604 transitions. [2023-11-06 21:58:12,456 INFO L78 Accepts]: Start accepts. Automaton has 425 states and 604 transitions. Word has length 207 [2023-11-06 21:58:12,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:58:12,457 INFO L495 AbstractCegarLoop]: Abstraction has 425 states and 604 transitions. [2023-11-06 21:58:12,457 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.555555555555555) internal successors, (59), 9 states have internal predecessors, (59), 2 states have call successors, (61), 2 states have call predecessors, (61), 4 states have return successors, (62), 2 states have call predecessors, (62), 2 states have call successors, (62) [2023-11-06 21:58:12,457 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 604 transitions. [2023-11-06 21:58:12,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2023-11-06 21:58:12,460 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:58:12,460 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 21:58:12,472 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2023-11-06 21:58:12,672 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:58:12,672 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:58:12,673 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:58:12,673 INFO L85 PathProgramCache]: Analyzing trace with hash -1194760020, now seen corresponding path program 1 times [2023-11-06 21:58:12,673 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:58:12,673 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [722713649] [2023-11-06 21:58:12,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:58:12,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:58:12,713 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 21:58:12,713 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [891691140] [2023-11-06 21:58:12,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:58:12,714 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:58:12,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:58:12,715 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 21:58:12,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2023-11-06 21:58:12,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:58:12,993 INFO L262 TraceCheckSpWp]: Trace formula consists of 503 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-06 21:58:12,997 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:58:13,040 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 21:58:13,040 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 21:58:13,040 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 21:58:13,041 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [722713649] [2023-11-06 21:58:13,041 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 21:58:13,041 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [891691140] [2023-11-06 21:58:13,041 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [891691140] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:58:13,041 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 21:58:13,041 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 21:58:13,041 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [467362983] [2023-11-06 21:58:13,041 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:58:13,042 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 21:58:13,042 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 21:58:13,043 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 21:58:13,043 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 21:58:13,043 INFO L87 Difference]: Start difference. First operand 425 states and 604 transitions. Second operand has 4 states, 4 states have (on average 12.5) 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 21:58:13,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:58:13,221 INFO L93 Difference]: Finished difference Result 558 states and 785 transitions. [2023-11-06 21:58:13,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 21:58:13,222 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) 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 21:58:13,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:58:13,225 INFO L225 Difference]: With dead ends: 558 [2023-11-06 21:58:13,225 INFO L226 Difference]: Without dead ends: 283 [2023-11-06 21:58:13,226 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 204 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 21:58:13,227 INFO L413 NwaCegarLoop]: 131 mSDtfsCounter, 91 mSDsluCounter, 148 mSDsCounter, 0 mSdLazyCounter, 53 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 91 SdHoareTripleChecker+Valid, 279 SdHoareTripleChecker+Invalid, 54 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 53 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 21:58:13,227 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [91 Valid, 279 Invalid, 54 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 53 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 21:58:13,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 283 states. [2023-11-06 21:58:13,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 283 to 283. [2023-11-06 21:58:13,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 283 states, 192 states have (on average 1.2395833333333333) internal successors, (238), 193 states have internal predecessors, (238), 76 states have call successors, (76), 14 states have call predecessors, (76), 14 states have return successors, (76), 75 states have call predecessors, (76), 76 states have call successors, (76) [2023-11-06 21:58:13,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 283 states and 390 transitions. [2023-11-06 21:58:13,306 INFO L78 Accepts]: Start accepts. Automaton has 283 states and 390 transitions. Word has length 207 [2023-11-06 21:58:13,307 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:58:13,307 INFO L495 AbstractCegarLoop]: Abstraction has 283 states and 390 transitions. [2023-11-06 21:58:13,307 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) 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 21:58:13,308 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 390 transitions. [2023-11-06 21:58:13,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2023-11-06 21:58:13,309 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:58:13,310 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 21:58:13,321 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2023-11-06 21:58:13,517 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:58:13,517 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:58:13,518 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:58:13,518 INFO L85 PathProgramCache]: Analyzing trace with hash 2051581777, now seen corresponding path program 1 times [2023-11-06 21:58:13,518 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:58:13,518 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [633780172] [2023-11-06 21:58:13,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:58:13,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:58:13,557 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 21:58:13,558 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [285822427] [2023-11-06 21:58:13,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:58:13,558 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:58:13,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:58:13,559 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 21:58:13,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2023-11-06 21:58:13,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 21:58:13,809 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 21:58:13,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 21:58:14,039 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 21:58:14,040 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-06 21:58:14,041 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-06 21:58:14,062 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2023-11-06 21:58:14,250 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:58:14,253 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 21:58:14,258 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-06 21:58:14,453 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 09:58:14 BoogieIcfgContainer [2023-11-06 21:58:14,454 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 21:58:14,454 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 21:58:14,454 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 21:58:14,455 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 21:58:14,455 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:56:27" (3/4) ... [2023-11-06 21:58:14,458 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-06 21:58:14,459 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 21:58:14,460 INFO L158 Benchmark]: Toolchain (without parser) took 108921.11ms. Allocated memory was 165.7MB in the beginning and 1.2GB in the end (delta: 1.0GB). Free memory was 123.4MB in the beginning and 1.1GB in the end (delta: -1.0GB). Peak memory consumption was 23.2MB. Max. memory is 16.1GB. [2023-11-06 21:58:14,460 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 113.2MB. Free memory is still 63.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 21:58:14,460 INFO L158 Benchmark]: CACSL2BoogieTranslator took 512.88ms. Allocated memory is still 165.7MB. Free memory was 123.4MB in the beginning and 106.3MB in the end (delta: 17.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-06 21:58:14,461 INFO L158 Benchmark]: Boogie Procedure Inliner took 102.74ms. Allocated memory is still 165.7MB. Free memory was 106.3MB in the beginning and 101.3MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-06 21:58:14,461 INFO L158 Benchmark]: Boogie Preprocessor took 63.63ms. Allocated memory is still 165.7MB. Free memory was 101.3MB in the beginning and 98.9MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 21:58:14,461 INFO L158 Benchmark]: RCFGBuilder took 957.06ms. Allocated memory is still 165.7MB. Free memory was 98.9MB in the beginning and 117.4MB in the end (delta: -18.5MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. [2023-11-06 21:58:14,462 INFO L158 Benchmark]: TraceAbstraction took 107270.13ms. Allocated memory was 165.7MB in the beginning and 1.2GB in the end (delta: 1.0GB). Free memory was 116.8MB in the beginning and 1.1GB in the end (delta: -1.0GB). Peak memory consumption was 716.5MB. Max. memory is 16.1GB. [2023-11-06 21:58:14,462 INFO L158 Benchmark]: Witness Printer took 4.66ms. Allocated memory is still 1.2GB. Free memory is still 1.1GB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 21:58:14,464 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 113.2MB. Free memory is still 63.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 512.88ms. Allocated memory is still 165.7MB. Free memory was 123.4MB in the beginning and 106.3MB in the end (delta: 17.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 102.74ms. Allocated memory is still 165.7MB. Free memory was 106.3MB in the beginning and 101.3MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 63.63ms. Allocated memory is still 165.7MB. Free memory was 101.3MB in the beginning and 98.9MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 957.06ms. Allocated memory is still 165.7MB. Free memory was 98.9MB in the beginning and 117.4MB in the end (delta: -18.5MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. * TraceAbstraction took 107270.13ms. Allocated memory was 165.7MB in the beginning and 1.2GB in the end (delta: 1.0GB). Free memory was 116.8MB in the beginning and 1.1GB in the end (delta: -1.0GB). Peak memory consumption was 716.5MB. Max. memory is 16.1GB. * Witness Printer took 4.66ms. Allocated memory is still 1.2GB. Free memory is still 1.1GB. 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 someBinaryFLOATComparisonOperation at line 191, overapproximation of someBinaryDOUBLEComparisonOperation at line 191, overapproximation of someBinaryArithmeticFLOAToperation at line 61. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned long int var_1_1 = 100000; [L23] unsigned char var_1_7 = 0; [L24] unsigned char var_1_9 = 0; [L25] unsigned char var_1_10 = 1; [L26] signed char var_1_11 = -8; [L27] signed char var_1_12 = -50; [L28] signed char var_1_13 = 25; [L29] signed char var_1_14 = 100; [L30] signed char var_1_15 = 32; [L31] signed char var_1_16 = 25; [L32] signed long int var_1_17 = 50; [L33] signed long int var_1_18 = -32; [L34] signed short int var_1_19 = 256; [L35] unsigned long int var_1_20 = 64; [L36] unsigned char var_1_21 = 1; [L37] unsigned char var_1_22 = 0; [L38] float var_1_23 = 1.4; [L39] float var_1_24 = 3.875; [L40] float var_1_25 = 255.375; [L41] float var_1_26 = 0.65; [L42] float var_1_27 = 64.75; [L43] float var_1_28 = 3.5; [L44] signed long int var_1_29 = 16; [L45] unsigned char var_1_31 = 5; [L46] unsigned char var_1_32 = 128; [L47] unsigned char var_1_33 = 64; [L48] unsigned char var_1_34 = 2; [L49] signed short int var_1_35 = -128; [L50] signed short int var_1_36 = 19851; [L51] signed short int var_1_37 = 28837; [L52] float var_1_38 = 31.2; [L53] float var_1_39 = 127.6; [L54] unsigned long int last_1_var_1_20 = 64; VAL [isInitial=0, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-50, var_1_13=25, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L195] isInitial = 1 [L196] FCALL initially() [L197] COND TRUE 1 [L198] CALL updateLastVariables() [L188] last_1_var_1_20 = var_1_20 VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-50, var_1_13=25, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L198] RET updateLastVariables() [L199] CALL updateVariables() [L135] var_1_9 = __VERIFIER_nondet_uchar() [L136] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-50, var_1_13=25, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-50, var_1_13=25, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0] [L136] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-50, var_1_13=25, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0] [L137] CALL assume_abort_if_not(var_1_9 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-50, var_1_13=25, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-50, var_1_13=25, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L137] RET assume_abort_if_not(var_1_9 <= 0) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-50, var_1_13=25, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L138] var_1_10 = __VERIFIER_nondet_uchar() [L139] CALL assume_abort_if_not(var_1_10 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-50, var_1_13=25, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-50, var_1_13=25, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L139] RET assume_abort_if_not(var_1_10 >= 1) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-50, var_1_13=25, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L140] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-50, var_1_13=25, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-50, var_1_13=25, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L140] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-50, var_1_13=25, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L141] var_1_12 = __VERIFIER_nondet_char() [L142] CALL assume_abort_if_not(var_1_12 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=25, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=25, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L142] RET assume_abort_if_not(var_1_12 >= -127) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=25, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L143] CALL assume_abort_if_not(var_1_12 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=25, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=25, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L143] RET assume_abort_if_not(var_1_12 <= 126) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=25, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L144] var_1_13 = __VERIFIER_nondet_char() [L145] CALL assume_abort_if_not(var_1_13 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L145] RET assume_abort_if_not(var_1_13 >= -127) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L146] CALL assume_abort_if_not(var_1_13 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L146] RET assume_abort_if_not(var_1_13 <= 126) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L147] var_1_14 = __VERIFIER_nondet_char() [L148] CALL assume_abort_if_not(var_1_14 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L148] RET assume_abort_if_not(var_1_14 >= -127) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L149] CALL assume_abort_if_not(var_1_14 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L149] RET assume_abort_if_not(var_1_14 <= 126) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L150] var_1_15 = __VERIFIER_nondet_char() [L151] CALL assume_abort_if_not(var_1_15 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L151] RET assume_abort_if_not(var_1_15 >= -1) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L152] CALL assume_abort_if_not(var_1_15 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L152] RET assume_abort_if_not(var_1_15 <= 126) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L153] var_1_16 = __VERIFIER_nondet_char() [L154] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L154] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L155] CALL assume_abort_if_not(var_1_16 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L155] RET assume_abort_if_not(var_1_16 <= 126) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L156] var_1_22 = __VERIFIER_nondet_uchar() [L157] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L157] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L158] CALL assume_abort_if_not(var_1_22 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L158] RET assume_abort_if_not(var_1_22 <= 0) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L159] var_1_24 = __VERIFIER_nondet_float() [L160] CALL assume_abort_if_not((var_1_24 >= -230584.3009213691390e+13F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 2305843.009213691390e+12F && var_1_24 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=2, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=2, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L160] RET assume_abort_if_not((var_1_24 >= -230584.3009213691390e+13F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 2305843.009213691390e+12F && var_1_24 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=2, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L161] var_1_25 = __VERIFIER_nondet_float() [L162] CALL assume_abort_if_not((var_1_25 >= -230584.3009213691390e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 2305843.009213691390e+12F && var_1_25 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=2, var_1_25=3, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=2, var_1_25=3, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L162] RET assume_abort_if_not((var_1_25 >= -230584.3009213691390e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 2305843.009213691390e+12F && var_1_25 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=2, var_1_25=3, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L163] var_1_26 = __VERIFIER_nondet_float() [L164] CALL assume_abort_if_not((var_1_26 >= -461168.6018427382800e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 4611686.018427382800e+12F && var_1_26 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=2, var_1_25=3, var_1_26=4, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=2, var_1_25=3, var_1_26=4, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L164] RET assume_abort_if_not((var_1_26 >= -461168.6018427382800e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 4611686.018427382800e+12F && var_1_26 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=2, var_1_25=3, var_1_26=4, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L165] var_1_27 = __VERIFIER_nondet_float() [L166] CALL assume_abort_if_not((var_1_27 >= -461168.6018427382800e+13F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 4611686.018427382800e+12F && var_1_27 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=2, var_1_25=3, var_1_26=4, var_1_27=5, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=2, var_1_25=3, var_1_26=4, var_1_27=5, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L166] RET assume_abort_if_not((var_1_27 >= -461168.6018427382800e+13F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 4611686.018427382800e+12F && var_1_27 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=2, var_1_25=3, var_1_26=4, var_1_27=5, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L167] var_1_28 = __VERIFIER_nondet_float() [L168] CALL assume_abort_if_not((var_1_28 >= -461168.6018427382800e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 4611686.018427382800e+12F && var_1_28 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=2, var_1_25=3, var_1_26=4, var_1_27=5, var_1_28=6, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=2, var_1_25=3, var_1_26=4, var_1_27=5, var_1_28=6, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L168] RET assume_abort_if_not((var_1_28 >= -461168.6018427382800e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 4611686.018427382800e+12F && var_1_28 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=2, var_1_25=3, var_1_26=4, var_1_27=5, var_1_28=6, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L169] var_1_32 = __VERIFIER_nondet_uchar() [L170] CALL assume_abort_if_not(var_1_32 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=2, var_1_25=3, var_1_26=4, var_1_27=5, var_1_28=6, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=2, var_1_25=3, var_1_26=4, var_1_27=5, var_1_28=6, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L170] RET assume_abort_if_not(var_1_32 >= 127) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=2, var_1_25=3, var_1_26=4, var_1_27=5, var_1_28=6, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L171] CALL assume_abort_if_not(var_1_32 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=2, var_1_25=3, var_1_26=4, var_1_27=5, var_1_28=6, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=2, var_1_25=3, var_1_26=4, var_1_27=5, var_1_28=6, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L171] RET assume_abort_if_not(var_1_32 <= 254) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=2, var_1_25=3, var_1_26=4, var_1_27=5, var_1_28=6, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L172] var_1_33 = __VERIFIER_nondet_uchar() [L173] CALL assume_abort_if_not(var_1_33 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=2, var_1_25=3, var_1_26=4, var_1_27=5, var_1_28=6, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=2, var_1_25=3, var_1_26=4, var_1_27=5, var_1_28=6, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L173] RET assume_abort_if_not(var_1_33 >= 63) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=2, var_1_25=3, var_1_26=4, var_1_27=5, var_1_28=6, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L174] CALL assume_abort_if_not(var_1_33 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=2, var_1_25=3, var_1_26=4, var_1_27=5, var_1_28=6, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=2, var_1_25=3, var_1_26=4, var_1_27=5, var_1_28=6, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L174] RET assume_abort_if_not(var_1_33 <= 127) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=2, var_1_25=3, var_1_26=4, var_1_27=5, var_1_28=6, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L175] var_1_34 = __VERIFIER_nondet_uchar() [L176] CALL assume_abort_if_not(var_1_34 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=2, var_1_25=3, var_1_26=4, var_1_27=5, var_1_28=6, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=0, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=2, var_1_25=3, var_1_26=4, var_1_27=5, var_1_28=6, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=0, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L176] RET assume_abort_if_not(var_1_34 >= 0) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=2, var_1_25=3, var_1_26=4, var_1_27=5, var_1_28=6, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=0, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L177] CALL assume_abort_if_not(var_1_34 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=2, var_1_25=3, var_1_26=4, var_1_27=5, var_1_28=6, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=0, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=2, var_1_25=3, var_1_26=4, var_1_27=5, var_1_28=6, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=0, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L177] RET assume_abort_if_not(var_1_34 <= 63) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=2, var_1_25=3, var_1_26=4, var_1_27=5, var_1_28=6, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=0, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L178] var_1_36 = __VERIFIER_nondet_short() [L179] CALL assume_abort_if_not(var_1_36 >= 16382) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=2, var_1_25=3, var_1_26=4, var_1_27=5, var_1_28=6, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=0, var_1_35=-128, var_1_36=32766, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=2, var_1_25=3, var_1_26=4, var_1_27=5, var_1_28=6, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=0, var_1_35=-128, var_1_36=32766, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L179] RET assume_abort_if_not(var_1_36 >= 16382) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=2, var_1_25=3, var_1_26=4, var_1_27=5, var_1_28=6, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=0, var_1_35=-128, var_1_36=32766, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L180] CALL assume_abort_if_not(var_1_36 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=2, var_1_25=3, var_1_26=4, var_1_27=5, var_1_28=6, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=0, var_1_35=-128, var_1_36=32766, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=2, var_1_25=3, var_1_26=4, var_1_27=5, var_1_28=6, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=0, var_1_35=-128, var_1_36=32766, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L180] RET assume_abort_if_not(var_1_36 <= 32766) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=2, var_1_25=3, var_1_26=4, var_1_27=5, var_1_28=6, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=0, var_1_35=-128, var_1_36=32766, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L181] var_1_37 = __VERIFIER_nondet_short() [L182] CALL assume_abort_if_not(var_1_37 >= 16382) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=2, var_1_25=3, var_1_26=4, var_1_27=5, var_1_28=6, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=0, var_1_35=-128, var_1_36=32766, var_1_37=16382, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=2, var_1_25=3, var_1_26=4, var_1_27=5, var_1_28=6, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=0, var_1_35=-128, var_1_36=32766, var_1_37=16382, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L182] RET assume_abort_if_not(var_1_37 >= 16382) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=2, var_1_25=3, var_1_26=4, var_1_27=5, var_1_28=6, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=0, var_1_35=-128, var_1_36=32766, var_1_37=16382, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L183] CALL assume_abort_if_not(var_1_37 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=2, var_1_25=3, var_1_26=4, var_1_27=5, var_1_28=6, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=0, var_1_35=-128, var_1_36=32766, var_1_37=16382, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=2, var_1_25=3, var_1_26=4, var_1_27=5, var_1_28=6, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=0, var_1_35=-128, var_1_36=32766, var_1_37=16382, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L183] RET assume_abort_if_not(var_1_37 <= 32766) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=2, var_1_25=3, var_1_26=4, var_1_27=5, var_1_28=6, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=0, var_1_35=-128, var_1_36=32766, var_1_37=16382, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L184] var_1_39 = __VERIFIER_nondet_float() [L185] CALL assume_abort_if_not((var_1_39 >= -461168.6018427382800e+13F && var_1_39 <= -1.0e-20F) || (var_1_39 <= 4611686.018427382800e+12F && var_1_39 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=2, var_1_25=3, var_1_26=4, var_1_27=5, var_1_28=6, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=0, var_1_35=-128, var_1_36=32766, var_1_37=16382, var_1_38=156/5, var_1_39=7, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=2, var_1_25=3, var_1_26=4, var_1_27=5, var_1_28=6, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=0, var_1_35=-128, var_1_36=32766, var_1_37=16382, var_1_38=156/5, var_1_39=7, var_1_7=0, var_1_9=0] [L185] RET assume_abort_if_not((var_1_39 >= -461168.6018427382800e+13F && var_1_39 <= -1.0e-20F) || (var_1_39 <= 4611686.018427382800e+12F && var_1_39 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=2, var_1_25=3, var_1_26=4, var_1_27=5, var_1_28=6, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=0, var_1_35=-128, var_1_36=32766, var_1_37=16382, var_1_38=156/5, var_1_39=7, var_1_7=0, var_1_9=0] [L199] RET updateVariables() [L200] CALL step() [L58] var_1_17 = ((((4) < (((1807938565 - 128) - var_1_16))) ? (4) : (((1807938565 - 128) - var_1_16)))) [L59] var_1_21 = (! (var_1_9 && var_1_22)) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=4, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=2, var_1_25=3, var_1_26=4, var_1_27=5, var_1_28=6, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=0, var_1_35=-128, var_1_36=32766, var_1_37=16382, var_1_38=156/5, var_1_39=7, var_1_7=0, var_1_9=0] [L60] COND TRUE \read(var_1_21) [L61] var_1_23 = ((var_1_24 + var_1_25) + ((((var_1_26) < (((((var_1_27) < (var_1_28)) ? (var_1_27) : (var_1_28))))) ? (var_1_26) : (((((var_1_27) < (var_1_28)) ? (var_1_27) : (var_1_28))))))) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=4, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_24=2, var_1_25=3, var_1_26=4, var_1_27=5, var_1_28=6, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=0, var_1_35=-128, var_1_36=32766, var_1_37=16382, var_1_38=156/5, var_1_39=7, var_1_7=0, var_1_9=0] [L63] COND FALSE !(\read(var_1_22)) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=4, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_24=2, var_1_25=3, var_1_26=4, var_1_27=5, var_1_28=6, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=0, var_1_35=-128, var_1_36=32766, var_1_37=16382, var_1_38=156/5, var_1_39=7, var_1_7=0, var_1_9=0] [L66] COND FALSE !(\read(var_1_9)) [L73] var_1_38 = var_1_25 VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=4, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_24=2, var_1_25=3, var_1_26=4, var_1_27=5, var_1_28=6, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=0, var_1_35=-128, var_1_36=32766, var_1_37=16382, var_1_38=3, var_1_39=7, var_1_7=0, var_1_9=0] [L75] COND FALSE !((- var_1_23) == var_1_23) [L78] var_1_1 = var_1_31 VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=4, var_1_18=-32, var_1_19=256, var_1_1=5, var_1_20=64, var_1_21=1, var_1_22=0, var_1_24=2, var_1_25=3, var_1_26=4, var_1_27=5, var_1_28=6, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=0, var_1_35=-128, var_1_36=32766, var_1_37=16382, var_1_38=3, var_1_39=7, var_1_7=0, var_1_9=0] [L80] unsigned char stepLocal_0 = var_1_17 < var_1_31; VAL [isInitial=1, last_1_var_1_20=64, stepLocal_0=1, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=4, var_1_18=-32, var_1_19=256, var_1_1=5, var_1_20=64, var_1_21=1, var_1_22=0, var_1_24=2, var_1_25=3, var_1_26=4, var_1_27=5, var_1_28=6, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=0, var_1_35=-128, var_1_36=32766, var_1_37=16382, var_1_38=3, var_1_39=7, var_1_7=0, var_1_9=0] [L81] COND FALSE !((127.35 + var_1_23) <= var_1_23) VAL [isInitial=1, last_1_var_1_20=64, stepLocal_0=1, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=4, var_1_18=-32, var_1_19=256, var_1_1=5, var_1_20=64, var_1_21=1, var_1_22=0, var_1_24=2, var_1_25=3, var_1_26=4, var_1_27=5, var_1_28=6, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=0, var_1_35=-128, var_1_36=32766, var_1_37=16382, var_1_38=3, var_1_39=7, var_1_7=0, var_1_9=0] [L88] COND TRUE \read(var_1_21) [L89] var_1_11 = ((((var_1_12) < (((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14))))) ? (var_1_12) : (((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14)))))) VAL [isInitial=1, last_1_var_1_20=64, stepLocal_0=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=4, var_1_18=-32, var_1_19=256, var_1_1=5, var_1_20=64, var_1_21=1, var_1_22=0, var_1_24=2, var_1_25=3, var_1_26=4, var_1_27=5, var_1_28=6, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=0, var_1_35=-128, var_1_36=32766, var_1_37=16382, var_1_38=3, var_1_39=7, var_1_7=0, var_1_9=0] [L93] COND FALSE !(\read(var_1_7)) [L96] var_1_18 = (var_1_15 + var_1_14) VAL [isInitial=1, last_1_var_1_20=64, stepLocal_0=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=4, var_1_18=64, var_1_19=256, var_1_1=5, var_1_20=64, var_1_21=1, var_1_22=0, var_1_24=2, var_1_25=3, var_1_26=4, var_1_27=5, var_1_28=6, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=0, var_1_35=-128, var_1_36=32766, var_1_37=16382, var_1_38=3, var_1_39=7, var_1_7=0, var_1_9=0] [L98] EXPR ((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13))) ^ var_1_18 VAL [((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13))) ^ var_1_18=64, isInitial=1, last_1_var_1_20=64, stepLocal_0=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=4, var_1_18=64, var_1_19=256, var_1_1=5, var_1_20=64, var_1_21=1, var_1_22=0, var_1_24=2, var_1_25=3, var_1_26=4, var_1_27=5, var_1_28=6, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=0, var_1_35=-128, var_1_36=32766, var_1_37=16382, var_1_38=3, var_1_39=7, var_1_7=0, var_1_9=0] [L98] COND TRUE last_1_var_1_20 <= (((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13))) ^ var_1_18) [L99] var_1_20 = ((((var_1_31) > ((var_1_31 + var_1_16))) ? (var_1_31) : ((var_1_31 + var_1_16)))) VAL [isInitial=1, last_1_var_1_20=64, stepLocal_0=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=4, var_1_18=64, var_1_19=256, var_1_1=5, var_1_20=25, var_1_21=1, var_1_22=0, var_1_24=2, var_1_25=3, var_1_26=4, var_1_27=5, var_1_28=6, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=0, var_1_35=-128, var_1_36=32766, var_1_37=16382, var_1_38=3, var_1_39=7, var_1_7=0, var_1_9=0] [L103] COND FALSE !(\read(var_1_7)) [L106] var_1_29 = ((((((var_1_16 + var_1_15) + -16)) > (((((var_1_14) < (((((var_1_31) < (var_1_18)) ? (var_1_31) : (var_1_18))))) ? (var_1_14) : (((((var_1_31) < (var_1_18)) ? (var_1_31) : (var_1_18)))))))) ? (((var_1_16 + var_1_15) + -16)) : (((((var_1_14) < (((((var_1_31) < (var_1_18)) ? (var_1_31) : (var_1_18))))) ? (var_1_14) : (((((var_1_31) < (var_1_18)) ? (var_1_31) : (var_1_18))))))))) VAL [isInitial=1, last_1_var_1_20=64, stepLocal_0=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=4, var_1_18=64, var_1_19=256, var_1_1=5, var_1_20=25, var_1_21=1, var_1_22=0, var_1_24=2, var_1_25=3, var_1_26=4, var_1_27=5, var_1_28=6, var_1_29=5, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=0, var_1_35=-128, var_1_36=32766, var_1_37=16382, var_1_38=3, var_1_39=7, var_1_7=0, var_1_9=0] [L108] unsigned char stepLocal_5 = (var_1_17 / var_1_32) > ((((var_1_31) > (var_1_33)) ? (var_1_31) : (var_1_33))); [L109] signed long int stepLocal_4 = var_1_29; VAL [isInitial=1, last_1_var_1_20=64, stepLocal_0=1, stepLocal_4=5, stepLocal_5=0, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=4, var_1_18=64, var_1_19=256, var_1_1=5, var_1_20=25, var_1_21=1, var_1_22=0, var_1_24=2, var_1_25=3, var_1_26=4, var_1_27=5, var_1_28=6, var_1_29=5, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=0, var_1_35=-128, var_1_36=32766, var_1_37=16382, var_1_38=3, var_1_39=7, var_1_7=0, var_1_9=0] [L110] COND FALSE !(stepLocal_5 && var_1_21) VAL [isInitial=1, last_1_var_1_20=64, stepLocal_0=1, stepLocal_4=5, stepLocal_5=0, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=4, var_1_18=64, var_1_19=256, var_1_1=5, var_1_20=25, var_1_21=1, var_1_22=0, var_1_24=2, var_1_25=3, var_1_26=4, var_1_27=5, var_1_28=6, var_1_29=5, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=0, var_1_35=-128, var_1_36=32766, var_1_37=16382, var_1_38=3, var_1_39=7, var_1_7=0, var_1_9=0] [L115] COND TRUE var_1_31 == stepLocal_4 [L116] var_1_35 = ((((var_1_32) < 0 ) ? -(var_1_32) : (var_1_32))) VAL [isInitial=1, last_1_var_1_20=64, stepLocal_0=1, stepLocal_4=5, stepLocal_5=0, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=4, var_1_18=64, var_1_19=256, var_1_1=5, var_1_20=25, var_1_21=1, var_1_22=0, var_1_24=2, var_1_25=3, var_1_26=4, var_1_27=5, var_1_28=6, var_1_29=5, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=0, var_1_35=127, var_1_36=32766, var_1_37=16382, var_1_38=3, var_1_39=7, var_1_7=0, var_1_9=0] [L121] signed long int stepLocal_3 = var_1_17; [L122] unsigned char stepLocal_2 = var_1_10; [L123] signed short int stepLocal_1 = var_1_35; VAL [isInitial=1, last_1_var_1_20=64, stepLocal_0=1, stepLocal_1=127, stepLocal_2=1, stepLocal_3=4, stepLocal_4=5, stepLocal_5=0, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=4, var_1_18=64, var_1_19=256, var_1_1=5, var_1_20=25, var_1_21=1, var_1_22=0, var_1_24=2, var_1_25=3, var_1_26=4, var_1_27=5, var_1_28=6, var_1_29=5, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=0, var_1_35=127, var_1_36=32766, var_1_37=16382, var_1_38=3, var_1_39=7, var_1_7=0, var_1_9=0] [L124] COND FALSE !((var_1_15 + var_1_17) == stepLocal_1) [L131] var_1_19 = ((((var_1_13) < (128)) ? (var_1_13) : (128))) VAL [isInitial=1, last_1_var_1_20=64, stepLocal_0=1, stepLocal_1=127, stepLocal_2=1, stepLocal_3=4, stepLocal_4=5, stepLocal_5=0, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=4, var_1_18=64, var_1_19=0, var_1_1=5, var_1_20=25, var_1_21=1, var_1_22=0, var_1_24=2, var_1_25=3, var_1_26=4, var_1_27=5, var_1_28=6, var_1_29=5, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=0, var_1_35=127, var_1_36=32766, var_1_37=16382, var_1_38=3, var_1_39=7, var_1_7=0, var_1_9=0] [L200] RET step() [L201] CALL, EXPR property() [L191] EXPR ((((((((- var_1_23) == var_1_23) ? (var_1_1 == ((unsigned long int) (((((var_1_31 + var_1_31)) < (var_1_31)) ? ((var_1_31 + var_1_31)) : (var_1_31))))) : (var_1_1 == ((unsigned long int) var_1_31))) && (((127.35 + var_1_23) <= var_1_23) ? (((var_1_17 < var_1_31) || var_1_21) ? (var_1_7 == ((unsigned char) (var_1_21 && var_1_9))) : (var_1_7 == ((unsigned char) (! var_1_10)))) : 1)) && (var_1_21 ? (var_1_11 == ((signed char) ((((var_1_12) < (((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14))))) ? (var_1_12) : (((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14)))))))) : (var_1_11 == ((signed char) (var_1_15 - var_1_16))))) && (var_1_17 == ((signed long int) ((((4) < (((1807938565 - 128) - var_1_16))) ? (4) : (((1807938565 - 128) - var_1_16))))))) && (var_1_7 ? (var_1_18 == ((signed long int) var_1_14)) : (var_1_18 == ((signed long int) (var_1_15 + var_1_14))))) && (((var_1_15 + var_1_17) == var_1_35) ? ((var_1_21 && var_1_10) ? ((var_1_16 < var_1_17) ? (var_1_19 == ((signed short int) ((var_1_12 + var_1_11) + var_1_15))) : 1) : 1) : (var_1_19 == ((signed short int) ((((var_1_13) < (128)) ? (var_1_13) : (128))))))) && ((last_1_var_1_20 <= (((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13))) ^ var_1_18)) ? (var_1_20 == ((unsigned long int) ((((var_1_31) > ((var_1_31 + var_1_16))) ? (var_1_31) : ((var_1_31 + var_1_16)))))) : (var_1_20 == ((unsigned long int) var_1_31))) VAL [((((((((- var_1_23) == var_1_23) ? (var_1_1 == ((unsigned long int) (((((var_1_31 + var_1_31)) < (var_1_31)) ? ((var_1_31 + var_1_31)) : (var_1_31))))) : (var_1_1 == ((unsigned long int) var_1_31))) && (((127.35 + var_1_23) <= var_1_23) ? (((var_1_17 < var_1_31) || var_1_21) ? (var_1_7 == ((unsigned char) (var_1_21 && var_1_9))) : (var_1_7 == ((unsigned char) (! var_1_10)))) : 1)) && (var_1_21 ? (var_1_11 == ((signed char) ((((var_1_12) < (((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14))))) ? (var_1_12) : (((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14)))))))) : (var_1_11 == ((signed char) (var_1_15 - var_1_16))))) && (var_1_17 == ((signed long int) ((((4) < (((1807938565 - 128) - var_1_16))) ? (4) : (((1807938565 - 128) - var_1_16))))))) && (var_1_7 ? (var_1_18 == ((signed long int) var_1_14)) : (var_1_18 == ((signed long int) (var_1_15 + var_1_14))))) && (((var_1_15 + var_1_17) == var_1_35) ? ((var_1_21 && var_1_10) ? ((var_1_16 < var_1_17) ? (var_1_19 == ((signed short int) ((var_1_12 + var_1_11) + var_1_15))) : 1) : 1) : (var_1_19 == ((signed short int) ((((var_1_13) < (128)) ? (var_1_13) : (128))))))) && ((last_1_var_1_20 <= (((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13))) ^ var_1_18)) ? (var_1_20 == ((unsigned long int) ((((var_1_31) > ((var_1_31 + var_1_16))) ? (var_1_31) : ((var_1_31 + var_1_16)))))) : (var_1_20 == ((unsigned long int) var_1_31)))=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=4, var_1_18=64, var_1_19=0, var_1_1=5, var_1_20=25, var_1_21=1, var_1_22=0, var_1_24=2, var_1_25=3, var_1_26=4, var_1_27=5, var_1_28=6, var_1_29=5, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=0, var_1_35=127, var_1_36=32766, var_1_37=16382, var_1_38=3, var_1_39=7, var_1_7=0, var_1_9=0] [L191] EXPR ((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13))) ^ var_1_18 VAL [((((((((- var_1_23) == var_1_23) ? (var_1_1 == ((unsigned long int) (((((var_1_31 + var_1_31)) < (var_1_31)) ? ((var_1_31 + var_1_31)) : (var_1_31))))) : (var_1_1 == ((unsigned long int) var_1_31))) && (((127.35 + var_1_23) <= var_1_23) ? (((var_1_17 < var_1_31) || var_1_21) ? (var_1_7 == ((unsigned char) (var_1_21 && var_1_9))) : (var_1_7 == ((unsigned char) (! var_1_10)))) : 1)) && (var_1_21 ? (var_1_11 == ((signed char) ((((var_1_12) < (((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14))))) ? (var_1_12) : (((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14)))))))) : (var_1_11 == ((signed char) (var_1_15 - var_1_16))))) && (var_1_17 == ((signed long int) ((((4) < (((1807938565 - 128) - var_1_16))) ? (4) : (((1807938565 - 128) - var_1_16))))))) && (var_1_7 ? (var_1_18 == ((signed long int) var_1_14)) : (var_1_18 == ((signed long int) (var_1_15 + var_1_14))))) && (((var_1_15 + var_1_17) == var_1_35) ? ((var_1_21 && var_1_10) ? ((var_1_16 < var_1_17) ? (var_1_19 == ((signed short int) ((var_1_12 + var_1_11) + var_1_15))) : 1) : 1) : (var_1_19 == ((signed short int) ((((var_1_13) < (128)) ? (var_1_13) : (128))))))) && ((last_1_var_1_20 <= (((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13))) ^ var_1_18)) ? (var_1_20 == ((unsigned long int) ((((var_1_31) > ((var_1_31 + var_1_16))) ? (var_1_31) : ((var_1_31 + var_1_16)))))) : (var_1_20 == ((unsigned long int) var_1_31)))=1, ((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13))) ^ var_1_18=64, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=4, var_1_18=64, var_1_19=0, var_1_1=5, var_1_20=25, var_1_21=1, var_1_22=0, var_1_24=2, var_1_25=3, var_1_26=4, var_1_27=5, var_1_28=6, var_1_29=5, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=0, var_1_35=127, var_1_36=32766, var_1_37=16382, var_1_38=3, var_1_39=7, var_1_7=0, var_1_9=0] [L191] EXPR ((((((((- var_1_23) == var_1_23) ? (var_1_1 == ((unsigned long int) (((((var_1_31 + var_1_31)) < (var_1_31)) ? ((var_1_31 + var_1_31)) : (var_1_31))))) : (var_1_1 == ((unsigned long int) var_1_31))) && (((127.35 + var_1_23) <= var_1_23) ? (((var_1_17 < var_1_31) || var_1_21) ? (var_1_7 == ((unsigned char) (var_1_21 && var_1_9))) : (var_1_7 == ((unsigned char) (! var_1_10)))) : 1)) && (var_1_21 ? (var_1_11 == ((signed char) ((((var_1_12) < (((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14))))) ? (var_1_12) : (((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14)))))))) : (var_1_11 == ((signed char) (var_1_15 - var_1_16))))) && (var_1_17 == ((signed long int) ((((4) < (((1807938565 - 128) - var_1_16))) ? (4) : (((1807938565 - 128) - var_1_16))))))) && (var_1_7 ? (var_1_18 == ((signed long int) var_1_14)) : (var_1_18 == ((signed long int) (var_1_15 + var_1_14))))) && (((var_1_15 + var_1_17) == var_1_35) ? ((var_1_21 && var_1_10) ? ((var_1_16 < var_1_17) ? (var_1_19 == ((signed short int) ((var_1_12 + var_1_11) + var_1_15))) : 1) : 1) : (var_1_19 == ((signed short int) ((((var_1_13) < (128)) ? (var_1_13) : (128))))))) && ((last_1_var_1_20 <= (((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13))) ^ var_1_18)) ? (var_1_20 == ((unsigned long int) ((((var_1_31) > ((var_1_31 + var_1_16))) ? (var_1_31) : ((var_1_31 + var_1_16)))))) : (var_1_20 == ((unsigned long int) var_1_31))) VAL [((((((((- var_1_23) == var_1_23) ? (var_1_1 == ((unsigned long int) (((((var_1_31 + var_1_31)) < (var_1_31)) ? ((var_1_31 + var_1_31)) : (var_1_31))))) : (var_1_1 == ((unsigned long int) var_1_31))) && (((127.35 + var_1_23) <= var_1_23) ? (((var_1_17 < var_1_31) || var_1_21) ? (var_1_7 == ((unsigned char) (var_1_21 && var_1_9))) : (var_1_7 == ((unsigned char) (! var_1_10)))) : 1)) && (var_1_21 ? (var_1_11 == ((signed char) ((((var_1_12) < (((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14))))) ? (var_1_12) : (((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14)))))))) : (var_1_11 == ((signed char) (var_1_15 - var_1_16))))) && (var_1_17 == ((signed long int) ((((4) < (((1807938565 - 128) - var_1_16))) ? (4) : (((1807938565 - 128) - var_1_16))))))) && (var_1_7 ? (var_1_18 == ((signed long int) var_1_14)) : (var_1_18 == ((signed long int) (var_1_15 + var_1_14))))) && (((var_1_15 + var_1_17) == var_1_35) ? ((var_1_21 && var_1_10) ? ((var_1_16 < var_1_17) ? (var_1_19 == ((signed short int) ((var_1_12 + var_1_11) + var_1_15))) : 1) : 1) : (var_1_19 == ((signed short int) ((((var_1_13) < (128)) ? (var_1_13) : (128))))))) && ((last_1_var_1_20 <= (((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13))) ^ var_1_18)) ? (var_1_20 == ((unsigned long int) ((((var_1_31) > ((var_1_31 + var_1_16))) ? (var_1_31) : ((var_1_31 + var_1_16)))))) : (var_1_20 == ((unsigned long int) var_1_31)))=1, ((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13))) ^ var_1_18=64, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=4, var_1_18=64, var_1_19=0, var_1_1=5, var_1_20=25, var_1_21=1, var_1_22=0, var_1_24=2, var_1_25=3, var_1_26=4, var_1_27=5, var_1_28=6, var_1_29=5, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=0, var_1_35=127, var_1_36=32766, var_1_37=16382, var_1_38=3, var_1_39=7, var_1_7=0, var_1_9=0] [L191-L192] return ((((((((((((((- var_1_23) == var_1_23) ? (var_1_1 == ((unsigned long int) (((((var_1_31 + var_1_31)) < (var_1_31)) ? ((var_1_31 + var_1_31)) : (var_1_31))))) : (var_1_1 == ((unsigned long int) var_1_31))) && (((127.35 + var_1_23) <= var_1_23) ? (((var_1_17 < var_1_31) || var_1_21) ? (var_1_7 == ((unsigned char) (var_1_21 && var_1_9))) : (var_1_7 == ((unsigned char) (! var_1_10)))) : 1)) && (var_1_21 ? (var_1_11 == ((signed char) ((((var_1_12) < (((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14))))) ? (var_1_12) : (((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14)))))))) : (var_1_11 == ((signed char) (var_1_15 - var_1_16))))) && (var_1_17 == ((signed long int) ((((4) < (((1807938565 - 128) - var_1_16))) ? (4) : (((1807938565 - 128) - var_1_16))))))) && (var_1_7 ? (var_1_18 == ((signed long int) var_1_14)) : (var_1_18 == ((signed long int) (var_1_15 + var_1_14))))) && (((var_1_15 + var_1_17) == var_1_35) ? ((var_1_21 && var_1_10) ? ((var_1_16 < var_1_17) ? (var_1_19 == ((signed short int) ((var_1_12 + var_1_11) + var_1_15))) : 1) : 1) : (var_1_19 == ((signed short int) ((((var_1_13) < (128)) ? (var_1_13) : (128))))))) && ((last_1_var_1_20 <= (((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13))) ^ var_1_18)) ? (var_1_20 == ((unsigned long int) ((((var_1_31) > ((var_1_31 + var_1_16))) ? (var_1_31) : ((var_1_31 + var_1_16)))))) : (var_1_20 == ((unsigned long int) var_1_31)))) && (var_1_21 == ((unsigned char) (! (var_1_9 && var_1_22))))) && (var_1_21 ? (var_1_23 == ((float) ((var_1_24 + var_1_25) + ((((var_1_26) < (((((var_1_27) < (var_1_28)) ? (var_1_27) : (var_1_28))))) ? (var_1_26) : (((((var_1_27) < (var_1_28)) ? (var_1_27) : (var_1_28))))))))) : 1)) && (var_1_7 ? (var_1_29 == ((signed long int) ((1349734853 - var_1_16) - (1715174523 - var_1_31)))) : (var_1_29 == ((signed long int) ((((((var_1_16 + var_1_15) + -16)) > (((((var_1_14) < (((((var_1_31) < (var_1_18)) ? (var_1_31) : (var_1_18))))) ? (var_1_14) : (((((var_1_31) < (var_1_18)) ? (var_1_31) : (var_1_18)))))))) ? (((var_1_16 + var_1_15) + -16)) : (((((var_1_14) < (((((var_1_31) < (var_1_18)) ? (var_1_31) : (var_1_18))))) ? (var_1_14) : (((((var_1_31) < (var_1_18)) ? (var_1_31) : (var_1_18))))))))))))) && (var_1_22 ? (var_1_31 == ((unsigned char) ((((var_1_16) < ((var_1_32 - (var_1_33 - var_1_34)))) ? (var_1_16) : ((var_1_32 - (var_1_33 - var_1_34))))))) : 1)) && ((((var_1_17 / var_1_32) > ((((var_1_31) > (var_1_33)) ? (var_1_31) : (var_1_33)))) && var_1_21) ? ((var_1_23 <= 0.125f) ? (var_1_35 == ((signed short int) ((((((var_1_36) < (var_1_37)) ? (var_1_36) : (var_1_37))) - var_1_33) - var_1_16))) : 1) : ((var_1_31 == var_1_29) ? (var_1_35 == ((signed short int) ((((var_1_32) < 0 ) ? -(var_1_32) : (var_1_32))))) : (var_1_35 == ((signed short int) var_1_13))))) && (var_1_9 ? ((var_1_25 == var_1_26) ? (var_1_38 == ((float) (((((var_1_24) < (var_1_39)) ? (var_1_24) : (var_1_39))) + var_1_25))) : (var_1_38 == ((float) var_1_39))) : (var_1_38 == ((float) var_1_25))) ; [L201] RET, EXPR property() [L201] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=4, var_1_18=64, var_1_19=0, var_1_1=5, var_1_20=25, var_1_21=1, var_1_22=0, var_1_24=2, var_1_25=3, var_1_26=4, var_1_27=5, var_1_28=6, var_1_29=5, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=0, var_1_35=127, var_1_36=32766, var_1_37=16382, var_1_38=3, var_1_39=7, var_1_7=0, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=1, var_1_16=20, var_1_17=4, var_1_18=64, var_1_19=0, var_1_1=5, var_1_20=25, var_1_21=1, var_1_22=0, var_1_24=2, var_1_25=3, var_1_26=4, var_1_27=5, var_1_28=6, var_1_29=5, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=0, var_1_35=127, var_1_36=32766, var_1_37=16382, var_1_38=3, var_1_39=7, var_1_7=0, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 99 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 107.0s, OverallIterations: 12, TraceHistogramMax: 32, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 14.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2891 SdHoareTripleChecker+Valid, 6.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2873 mSDsluCounter, 5193 SdHoareTripleChecker+Invalid, 5.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3342 mSDsCounter, 216 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3051 IncrementalHoareTripleChecker+Invalid, 3267 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 216 mSolverCounterUnsat, 1851 mSDtfsCounter, 3051 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2918 GetRequests, 2807 SyntacticMatches, 4 SemanticMatches, 107 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 209 ImplicationChecksByTransitivity, 11.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=432occurred in iteration=8, InterpolantAutomatonStates: 109, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.9s AutomataMinimizationTime, 11 MinimizatonAttempts, 960 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.5s SsaConstructionTime, 1.6s SatisfiabilityAnalysisTime, 84.5s InterpolantComputationTime, 2889 NumberOfCodeBlocks, 2889 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 2875 ConstructedInterpolants, 0 QuantifiedInterpolants, 19214 SizeOfPredicates, 68 NumberOfNonLiveVariables, 5504 ConjunctsInSsa, 122 ConjunctsInUnsatCore, 14 InterpolantComputations, 8 PerfectInterpolantSequences, 27326/27776 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-06 21:58:14,598 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/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_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/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_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-41.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/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_4945cfbb-039b-403f-8113-940b3a2efd0b/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 cefce1e082ba19bdab32bd25d6d8c4c5179b384e1b7a368e743da81f29016498 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 21:58:17,263 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 21:58:17,385 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-06 21:58:17,395 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 21:58:17,396 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 21:58:17,440 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 21:58:17,441 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 21:58:17,442 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 21:58:17,443 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 21:58:17,448 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 21:58:17,449 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 21:58:17,449 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 21:58:17,450 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 21:58:17,452 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 21:58:17,452 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 21:58:17,453 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 21:58:17,453 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 21:58:17,454 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 21:58:17,454 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 21:58:17,455 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 21:58:17,456 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 21:58:17,456 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-06 21:58:17,457 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-06 21:58:17,457 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-06 21:58:17,458 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 21:58:17,458 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 21:58:17,458 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 21:58:17,459 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 21:58:17,459 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 21:58:17,460 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 21:58:17,461 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 21:58:17,461 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 21:58:17,462 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 21:58:17,462 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 21:58:17,463 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-06 21:58:17,463 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-06 21:58:17,463 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 21:58:17,463 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 21:58:17,464 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 21:58:17,465 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 21:58:17,465 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-06 21:58:17,465 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 21:58:17,466 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_4945cfbb-039b-403f-8113-940b3a2efd0b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cefce1e082ba19bdab32bd25d6d8c4c5179b384e1b7a368e743da81f29016498 [2023-11-06 21:58:17,881 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 21:58:17,905 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 21:58:17,911 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 21:58:17,912 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 21:58:17,913 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 21:58:17,914 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-41.i [2023-11-06 21:58:21,018 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 21:58:21,355 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 21:58:21,355 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-41.i [2023-11-06 21:58:21,365 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/data/d8471f264/ce155777d27b48db8ee529f7559109ac/FLAG52ed41333 [2023-11-06 21:58:21,380 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/data/d8471f264/ce155777d27b48db8ee529f7559109ac [2023-11-06 21:58:21,383 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 21:58:21,385 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 21:58:21,386 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 21:58:21,387 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 21:58:21,392 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 21:58:21,393 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:58:21" (1/1) ... [2023-11-06 21:58:21,395 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ccf4f64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:58:21, skipping insertion in model container [2023-11-06 21:58:21,395 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:58:21" (1/1) ... [2023-11-06 21:58:21,434 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 21:58:21,589 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_4945cfbb-039b-403f-8113-940b3a2efd0b/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-41.i[916,929] [2023-11-06 21:58:21,747 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 21:58:21,786 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 21:58:21,802 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_4945cfbb-039b-403f-8113-940b3a2efd0b/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-41.i[916,929] [2023-11-06 21:58:21,904 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 21:58:21,931 INFO L206 MainTranslator]: Completed translation [2023-11-06 21:58:21,931 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:58:21 WrapperNode [2023-11-06 21:58:21,931 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 21:58:21,933 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 21:58:21,934 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 21:58:21,934 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 21:58:21,942 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:58:21" (1/1) ... [2023-11-06 21:58:21,972 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:58:21" (1/1) ... [2023-11-06 21:58:22,025 INFO L138 Inliner]: procedures = 27, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 204 [2023-11-06 21:58:22,027 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 21:58:22,028 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 21:58:22,029 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 21:58:22,029 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 21:58:22,039 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:58:21" (1/1) ... [2023-11-06 21:58:22,039 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:58:21" (1/1) ... [2023-11-06 21:58:22,055 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:58:21" (1/1) ... [2023-11-06 21:58:22,058 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:58:21" (1/1) ... [2023-11-06 21:58:22,100 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:58:21" (1/1) ... [2023-11-06 21:58:22,119 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:58:21" (1/1) ... [2023-11-06 21:58:22,129 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:58:21" (1/1) ... [2023-11-06 21:58:22,132 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:58:21" (1/1) ... [2023-11-06 21:58:22,157 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 21:58:22,166 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 21:58:22,167 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 21:58:22,167 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 21:58:22,168 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:58:21" (1/1) ... [2023-11-06 21:58:22,175 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 21:58:22,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:58:22,201 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 21:58:22,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 21:58:22,258 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 21:58:22,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-06 21:58:22,258 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 21:58:22,259 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 21:58:22,260 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 21:58:22,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 21:58:22,401 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 21:58:22,403 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 21:58:26,792 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 21:58:26,801 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 21:58:26,802 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 21:58:26,805 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:58:26 BoogieIcfgContainer [2023-11-06 21:58:26,806 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 21:58:26,811 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 21:58:26,811 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 21:58:26,814 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 21:58:26,815 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 09:58:21" (1/3) ... [2023-11-06 21:58:26,815 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@306b90e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:58:26, skipping insertion in model container [2023-11-06 21:58:26,816 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:58:21" (2/3) ... [2023-11-06 21:58:26,818 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@306b90e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:58:26, skipping insertion in model container [2023-11-06 21:58:26,818 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:58:26" (3/3) ... [2023-11-06 21:58:26,821 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-41.i [2023-11-06 21:58:26,843 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 21:58:26,843 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 21:58:26,894 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 21:58:26,901 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;@47f9020f, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 21:58:26,901 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 21:58:26,905 INFO L276 IsEmpty]: Start isEmpty. Operand has 90 states, 55 states have (on average 1.4) internal successors, (77), 56 states have internal predecessors, (77), 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 21:58:26,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2023-11-06 21:58:26,924 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:58:26,925 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 21:58:26,926 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:58:26,931 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:58:26,932 INFO L85 PathProgramCache]: Analyzing trace with hash -668581297, now seen corresponding path program 1 times [2023-11-06 21:58:26,947 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 21:58:26,948 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2044688009] [2023-11-06 21:58:26,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:58:26,949 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 21:58:26,949 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 21:58:26,956 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-06 21:58:26,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-06 21:58:27,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:58:27,593 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-06 21:58:27,608 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:58:27,673 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 734 proven. 0 refuted. 0 times theorem prover too weak. 1250 trivial. 0 not checked. [2023-11-06 21:58:27,673 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 21:58:27,674 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 21:58:27,674 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2044688009] [2023-11-06 21:58:27,675 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2044688009] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:58:27,675 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 21:58:27,675 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 21:58:27,677 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [18299570] [2023-11-06 21:58:27,678 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:58:27,683 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 21:58:27,684 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 21:58:27,713 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 21:58:27,714 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 21:58:27,717 INFO L87 Difference]: Start difference. First operand has 90 states, 55 states have (on average 1.4) internal successors, (77), 56 states have internal predecessors, (77), 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 21:58:27,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:58:27,756 INFO L93 Difference]: Finished difference Result 173 states and 308 transitions. [2023-11-06 21:58:27,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 21:58:27,758 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 21:58:27,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:58:27,768 INFO L225 Difference]: With dead ends: 173 [2023-11-06 21:58:27,768 INFO L226 Difference]: Without dead ends: 86 [2023-11-06 21:58:27,773 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 21:58:27,777 INFO L413 NwaCegarLoop]: 134 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, 134 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 21:58:27,778 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 134 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 21:58:27,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2023-11-06 21:58:27,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2023-11-06 21:58:27,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 52 states have (on average 1.3461538461538463) internal successors, (70), 52 states have internal predecessors, (70), 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 21:58:27,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 134 transitions. [2023-11-06 21:58:27,854 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 134 transitions. Word has length 203 [2023-11-06 21:58:27,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:58:27,855 INFO L495 AbstractCegarLoop]: Abstraction has 86 states and 134 transitions. [2023-11-06 21:58:27,855 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 21:58:27,856 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 134 transitions. [2023-11-06 21:58:27,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2023-11-06 21:58:27,870 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:58:27,870 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 21:58:27,901 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-06 21:58:28,084 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 21:58:28,084 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:58:28,085 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:58:28,085 INFO L85 PathProgramCache]: Analyzing trace with hash -398678841, now seen corresponding path program 1 times [2023-11-06 21:58:28,086 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 21:58:28,087 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [709582199] [2023-11-06 21:58:28,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:58:28,087 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 21:58:28,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 21:58:28,089 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-06 21:58:28,096 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-06 21:58:28,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:58:28,644 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-06 21:58:28,655 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:58:29,152 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1021 proven. 48 refuted. 0 times theorem prover too weak. 915 trivial. 0 not checked. [2023-11-06 21:58:29,152 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 21:58:29,591 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 45 proven. 48 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2023-11-06 21:58:29,591 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 21:58:29,592 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [709582199] [2023-11-06 21:58:29,592 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [709582199] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 21:58:29,594 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 21:58:29,594 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2023-11-06 21:58:29,598 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1977828943] [2023-11-06 21:58:29,598 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 21:58:29,604 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-06 21:58:29,604 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 21:58:29,606 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-06 21:58:29,606 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-06 21:58:29,607 INFO L87 Difference]: Start difference. First operand 86 states and 134 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, (48), 2 states have call predecessors, (48), 4 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) [2023-11-06 21:58:32,440 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:58:33,977 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.54s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:58:34,014 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:58:34,014 INFO L93 Difference]: Finished difference Result 177 states and 272 transitions. [2023-11-06 21:58:34,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-06 21:58:34,046 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, (48), 2 states have call predecessors, (48), 4 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) Word has length 203 [2023-11-06 21:58:34,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:58:34,051 INFO L225 Difference]: With dead ends: 177 [2023-11-06 21:58:34,053 INFO L226 Difference]: Without dead ends: 94 [2023-11-06 21:58:34,054 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 408 GetRequests, 398 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2023-11-06 21:58:34,058 INFO L413 NwaCegarLoop]: 96 mSDtfsCounter, 125 mSDsluCounter, 125 mSDsCounter, 0 mSdLazyCounter, 174 mSolverCounterSat, 34 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 139 SdHoareTripleChecker+Valid, 221 SdHoareTripleChecker+Invalid, 209 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 174 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2023-11-06 21:58:34,059 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [139 Valid, 221 Invalid, 209 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 174 Invalid, 1 Unknown, 0 Unchecked, 4.3s Time] [2023-11-06 21:58:34,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2023-11-06 21:58:34,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 90. [2023-11-06 21:58:34,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 55 states have (on average 1.309090909090909) internal successors, (72), 55 states have internal predecessors, (72), 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 21:58:34,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 136 transitions. [2023-11-06 21:58:34,093 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 136 transitions. Word has length 203 [2023-11-06 21:58:34,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:58:34,096 INFO L495 AbstractCegarLoop]: Abstraction has 90 states and 136 transitions. [2023-11-06 21:58:34,096 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, (48), 2 states have call predecessors, (48), 4 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) [2023-11-06 21:58:34,097 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 136 transitions. [2023-11-06 21:58:34,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2023-11-06 21:58:34,101 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:58:34,101 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 21:58:34,121 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-06 21:58:34,306 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 21:58:34,308 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:58:34,308 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:58:34,309 INFO L85 PathProgramCache]: Analyzing trace with hash 1902143749, now seen corresponding path program 1 times [2023-11-06 21:58:34,310 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 21:58:34,310 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [943397816] [2023-11-06 21:58:34,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:58:34,311 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 21:58:34,311 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 21:58:34,312 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-06 21:58:34,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-06 21:58:34,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:58:34,877 INFO L262 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-06 21:58:34,884 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:58:35,744 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 21:58:35,744 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 21:58:35,744 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 21:58:35,744 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [943397816] [2023-11-06 21:58:35,745 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [943397816] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:58:35,745 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 21:58:35,745 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 21:58:35,745 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2017473823] [2023-11-06 21:58:35,745 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:58:35,746 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 21:58:35,746 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 21:58:35,747 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 21:58:35,748 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 21:58:35,748 INFO L87 Difference]: Start difference. First operand 90 states and 136 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 2 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 21:58:37,897 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:58:39,121 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:58:39,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:58:39,133 INFO L93 Difference]: Finished difference Result 264 states and 402 transitions. [2023-11-06 21:58:39,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 21:58:39,166 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 2 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 21:58:39,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:58:39,171 INFO L225 Difference]: With dead ends: 264 [2023-11-06 21:58:39,172 INFO L226 Difference]: Without dead ends: 177 [2023-11-06 21:58:39,174 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 202 GetRequests, 201 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 21:58:39,175 INFO L413 NwaCegarLoop]: 131 mSDtfsCounter, 30 mSDsluCounter, 123 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 30 SdHoareTripleChecker+Valid, 254 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2023-11-06 21:58:39,176 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [30 Valid, 254 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 7 Invalid, 1 Unknown, 0 Unchecked, 3.4s Time] [2023-11-06 21:58:39,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states. [2023-11-06 21:58:39,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 174. [2023-11-06 21:58:39,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 174 states, 105 states have (on average 1.2952380952380953) internal successors, (136), 105 states have internal predecessors, (136), 64 states have call successors, (64), 4 states have call predecessors, (64), 4 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2023-11-06 21:58:39,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 174 states and 264 transitions. [2023-11-06 21:58:39,218 INFO L78 Accepts]: Start accepts. Automaton has 174 states and 264 transitions. Word has length 203 [2023-11-06 21:58:39,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:58:39,219 INFO L495 AbstractCegarLoop]: Abstraction has 174 states and 264 transitions. [2023-11-06 21:58:39,219 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 2 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 21:58:39,220 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 264 transitions. [2023-11-06 21:58:39,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2023-11-06 21:58:39,223 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:58:39,223 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 21:58:39,249 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-06 21:58:39,444 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 21:58:39,445 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:58:39,445 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:58:39,446 INFO L85 PathProgramCache]: Analyzing trace with hash 1767282177, now seen corresponding path program 1 times [2023-11-06 21:58:39,446 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 21:58:39,446 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [669413544] [2023-11-06 21:58:39,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:58:39,447 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 21:58:39,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 21:58:39,450 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-06 21:58:39,484 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4945cfbb-039b-403f-8113-940b3a2efd0b/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-06 21:58:40,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:58:40,128 INFO L262 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 51 conjunts are in the unsatisfiable core [2023-11-06 21:58:40,144 INFO L285 TraceCheckSpWp]: Computing forward predicates...