./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e7bb482b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/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_ead5c798-c85d-4add-8c92-ce60237dd839/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/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_ead5c798-c85d-4add-8c92-ce60237dd839/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 7b4252758efbc1ea243981b5affe5cae4f7b3d6ca3ae0f48f1504930533273e3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 21:55:57,996 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 21:55:58,076 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-06 21:55:58,082 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 21:55:58,082 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 21:55:58,121 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 21:55:58,122 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 21:55:58,123 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 21:55:58,124 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 21:55:58,129 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 21:55:58,130 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 21:55:58,131 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 21:55:58,131 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 21:55:58,133 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 21:55:58,133 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 21:55:58,134 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 21:55:58,134 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 21:55:58,134 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 21:55:58,135 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 21:55:58,135 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 21:55:58,135 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 21:55:58,136 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 21:55:58,136 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 21:55:58,137 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 21:55:58,137 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 21:55:58,138 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 21:55:58,138 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 21:55:58,139 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 21:55:58,139 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 21:55:58,139 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 21:55:58,141 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 21:55:58,141 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 21:55:58,141 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 21:55:58,141 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 21:55:58,141 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 21:55:58,142 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 21:55:58,142 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 21:55:58,142 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 21:55:58,142 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 21:55:58,142 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_ead5c798-c85d-4add-8c92-ce60237dd839/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7b4252758efbc1ea243981b5affe5cae4f7b3d6ca3ae0f48f1504930533273e3 [2023-11-06 21:55:58,418 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 21:55:58,440 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 21:55:58,442 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 21:55:58,444 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 21:55:58,445 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 21:55:58,446 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-3.i [2023-11-06 21:56:01,955 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 21:56:02,275 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 21:56:02,276 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-3.i [2023-11-06 21:56:02,302 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/bin/uautomizer-verify-WvqO1wxjHP/data/084032286/b490c2bdb4354130b16731f4c276ed6e/FLAG1bd529100 [2023-11-06 21:56:02,326 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/bin/uautomizer-verify-WvqO1wxjHP/data/084032286/b490c2bdb4354130b16731f4c276ed6e [2023-11-06 21:56:02,336 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 21:56:02,338 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 21:56:02,340 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 21:56:02,340 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 21:56:02,348 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 21:56:02,349 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:56:02" (1/1) ... [2023-11-06 21:56:02,350 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43b4ff8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:56:02, skipping insertion in model container [2023-11-06 21:56:02,350 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:56:02" (1/1) ... [2023-11-06 21:56:02,399 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 21:56:02,606 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_ead5c798-c85d-4add-8c92-ce60237dd839/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-3.i[915,928] [2023-11-06 21:56:02,751 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 21:56:02,772 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 21:56:02,786 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_ead5c798-c85d-4add-8c92-ce60237dd839/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-3.i[915,928] [2023-11-06 21:56:02,846 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 21:56:02,868 INFO L206 MainTranslator]: Completed translation [2023-11-06 21:56:02,869 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:56:02 WrapperNode [2023-11-06 21:56:02,869 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 21:56:02,870 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 21:56:02,871 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 21:56:02,871 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 21:56:02,881 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:56:02" (1/1) ... [2023-11-06 21:56:02,899 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:56:02" (1/1) ... [2023-11-06 21:56:02,987 INFO L138 Inliner]: procedures = 26, calls = 43, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 233 [2023-11-06 21:56:02,987 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 21:56:02,988 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 21:56:02,989 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 21:56:02,989 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 21:56:03,001 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:56:02" (1/1) ... [2023-11-06 21:56:03,001 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:56:02" (1/1) ... [2023-11-06 21:56:03,007 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:56:02" (1/1) ... [2023-11-06 21:56:03,008 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:56:02" (1/1) ... [2023-11-06 21:56:03,027 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:56:02" (1/1) ... [2023-11-06 21:56:03,032 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:56:02" (1/1) ... [2023-11-06 21:56:03,037 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:56:02" (1/1) ... [2023-11-06 21:56:03,041 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:56:02" (1/1) ... [2023-11-06 21:56:03,049 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 21:56:03,064 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 21:56:03,065 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 21:56:03,065 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 21:56:03,066 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:56:02" (1/1) ... [2023-11-06 21:56:03,074 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 21:56:03,089 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:56:03,115 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 21:56:03,153 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 21:56:03,170 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 21:56:03,171 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 21:56:03,171 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 21:56:03,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 21:56:03,172 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 21:56:03,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 21:56:03,325 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 21:56:03,327 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 21:56:04,068 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 21:56:04,078 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 21:56:04,078 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 21:56:04,081 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:56:04 BoogieIcfgContainer [2023-11-06 21:56:04,082 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 21:56:04,085 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 21:56:04,086 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 21:56:04,089 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 21:56:04,090 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 09:56:02" (1/3) ... [2023-11-06 21:56:04,091 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a077f51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:56:04, skipping insertion in model container [2023-11-06 21:56:04,091 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:56:02" (2/3) ... [2023-11-06 21:56:04,092 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a077f51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:56:04, skipping insertion in model container [2023-11-06 21:56:04,092 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:56:04" (3/3) ... [2023-11-06 21:56:04,093 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-3.i [2023-11-06 21:56:04,116 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 21:56:04,116 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 21:56:04,189 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 21:56:04,197 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;@1193d5c4, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 21:56:04,198 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 21:56:04,205 INFO L276 IsEmpty]: Start isEmpty. Operand has 103 states, 70 states have (on average 1.457142857142857) internal successors, (102), 71 states have internal predecessors, (102), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2023-11-06 21:56:04,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2023-11-06 21:56:04,237 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:56:04,240 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:56:04,241 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:56:04,251 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:56:04,252 INFO L85 PathProgramCache]: Analyzing trace with hash 24267316, now seen corresponding path program 1 times [2023-11-06 21:56:04,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:56:04,266 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [726268040] [2023-11-06 21:56:04,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:56:04,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:56:04,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:04,721 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 21:56:04,721 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [726268040] [2023-11-06 21:56:04,722 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-06 21:56:04,722 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1568877780] [2023-11-06 21:56:04,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:56:04,723 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:56:04,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:56:04,728 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 21:56:04,755 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-06 21:56:05,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:05,052 INFO L262 TraceCheckSpWp]: Trace formula consists of 472 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-06 21:56:05,071 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:56:05,142 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 1682 trivial. 0 not checked. [2023-11-06 21:56:05,142 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 21:56:05,143 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1568877780] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:56:05,144 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 21:56:05,144 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 21:56:05,147 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [255541502] [2023-11-06 21:56:05,148 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:56:05,154 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 21:56:05,155 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 21:56:05,192 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 21:56:05,193 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 21:56:05,197 INFO L87 Difference]: Start difference. First operand has 103 states, 70 states have (on average 1.457142857142857) internal successors, (102), 71 states have internal predecessors, (102), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) 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, (30), 2 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 2 states have call successors, (30) [2023-11-06 21:56:05,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:56:05,248 INFO L93 Difference]: Finished difference Result 199 states and 348 transitions. [2023-11-06 21:56:05,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 21:56:05,251 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, (30), 2 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 2 states have call successors, (30) Word has length 195 [2023-11-06 21:56:05,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:56:05,262 INFO L225 Difference]: With dead ends: 199 [2023-11-06 21:56:05,263 INFO L226 Difference]: Without dead ends: 99 [2023-11-06 21:56:05,268 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 194 GetRequests, 194 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 21:56:05,273 INFO L413 NwaCegarLoop]: 155 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, 155 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 21:56:05,274 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 155 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 21:56:05,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2023-11-06 21:56:05,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 99. [2023-11-06 21:56:05,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 67 states have (on average 1.4179104477611941) internal successors, (95), 67 states have internal predecessors, (95), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2023-11-06 21:56:05,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 155 transitions. [2023-11-06 21:56:05,347 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 155 transitions. Word has length 195 [2023-11-06 21:56:05,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:56:05,348 INFO L495 AbstractCegarLoop]: Abstraction has 99 states and 155 transitions. [2023-11-06 21:56:05,349 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, (30), 2 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 2 states have call successors, (30) [2023-11-06 21:56:05,349 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 155 transitions. [2023-11-06 21:56:05,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2023-11-06 21:56:05,357 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:56:05,357 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:56:05,372 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-06 21:56:05,565 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-06 21:56:05,566 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:56:05,567 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:56:05,567 INFO L85 PathProgramCache]: Analyzing trace with hash -1770901312, now seen corresponding path program 1 times [2023-11-06 21:56:05,568 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:56:05,568 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2006064245] [2023-11-06 21:56:05,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:56:05,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:56:05,680 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 21:56:05,680 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1873840048] [2023-11-06 21:56:05,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:56:05,681 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:56:05,682 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:56:05,683 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 21:56:05,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-06 21:56:05,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:05,908 INFO L262 TraceCheckSpWp]: Trace formula consists of 472 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-06 21:56:05,920 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:56:06,811 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 519 proven. 72 refuted. 0 times theorem prover too weak. 1149 trivial. 0 not checked. [2023-11-06 21:56:06,811 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 21:56:07,292 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 15 proven. 72 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2023-11-06 21:56:07,292 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 21:56:07,293 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2006064245] [2023-11-06 21:56:07,293 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 21:56:07,293 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1873840048] [2023-11-06 21:56:07,293 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1873840048] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 21:56:07,294 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 21:56:07,294 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8] total 14 [2023-11-06 21:56:07,294 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [303428845] [2023-11-06 21:56:07,295 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 21:56:07,297 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-11-06 21:56:07,297 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 21:56:07,298 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-11-06 21:56:07,299 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2023-11-06 21:56:07,299 INFO L87 Difference]: Start difference. First operand 99 states and 155 transitions. Second operand has 14 states, 14 states have (on average 6.285714285714286) internal successors, (88), 14 states have internal predecessors, (88), 4 states have call successors, (60), 3 states have call predecessors, (60), 5 states have return successors, (60), 4 states have call predecessors, (60), 4 states have call successors, (60) [2023-11-06 21:56:09,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:56:09,061 INFO L93 Difference]: Finished difference Result 618 states and 976 transitions. [2023-11-06 21:56:09,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-11-06 21:56:09,063 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 6.285714285714286) internal successors, (88), 14 states have internal predecessors, (88), 4 states have call successors, (60), 3 states have call predecessors, (60), 5 states have return successors, (60), 4 states have call predecessors, (60), 4 states have call successors, (60) Word has length 195 [2023-11-06 21:56:09,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:56:09,072 INFO L225 Difference]: With dead ends: 618 [2023-11-06 21:56:09,073 INFO L226 Difference]: Without dead ends: 522 [2023-11-06 21:56:09,076 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 406 GetRequests, 377 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 186 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=246, Invalid=684, Unknown=0, NotChecked=0, Total=930 [2023-11-06 21:56:09,078 INFO L413 NwaCegarLoop]: 198 mSDtfsCounter, 933 mSDsluCounter, 1170 mSDsCounter, 0 mSdLazyCounter, 800 mSolverCounterSat, 139 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 962 SdHoareTripleChecker+Valid, 1368 SdHoareTripleChecker+Invalid, 939 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 139 IncrementalHoareTripleChecker+Valid, 800 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-11-06 21:56:09,079 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [962 Valid, 1368 Invalid, 939 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [139 Valid, 800 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-11-06 21:56:09,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 522 states. [2023-11-06 21:56:09,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 522 to 315. [2023-11-06 21:56:09,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 315 states, 244 states have (on average 1.4385245901639345) internal successors, (351), 245 states have internal predecessors, (351), 65 states have call successors, (65), 5 states have call predecessors, (65), 5 states have return successors, (65), 64 states have call predecessors, (65), 65 states have call successors, (65) [2023-11-06 21:56:09,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 315 states and 481 transitions. [2023-11-06 21:56:09,159 INFO L78 Accepts]: Start accepts. Automaton has 315 states and 481 transitions. Word has length 195 [2023-11-06 21:56:09,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:56:09,160 INFO L495 AbstractCegarLoop]: Abstraction has 315 states and 481 transitions. [2023-11-06 21:56:09,161 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 6.285714285714286) internal successors, (88), 14 states have internal predecessors, (88), 4 states have call successors, (60), 3 states have call predecessors, (60), 5 states have return successors, (60), 4 states have call predecessors, (60), 4 states have call successors, (60) [2023-11-06 21:56:09,161 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 481 transitions. [2023-11-06 21:56:09,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2023-11-06 21:56:09,167 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:56:09,167 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:56:09,184 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-06 21:56:09,376 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:56:09,376 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:56:09,377 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:56:09,377 INFO L85 PathProgramCache]: Analyzing trace with hash -1343110337, now seen corresponding path program 1 times [2023-11-06 21:56:09,377 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:56:09,378 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1189294289] [2023-11-06 21:56:09,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:56:09,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:56:09,480 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 21:56:09,481 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1655702009] [2023-11-06 21:56:09,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:56:09,481 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:56:09,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:56:09,483 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 21:56:09,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-06 21:56:09,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:09,750 INFO L262 TraceCheckSpWp]: Trace formula consists of 475 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-06 21:56:09,760 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:56:10,113 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 663 proven. 24 refuted. 0 times theorem prover too weak. 1053 trivial. 0 not checked. [2023-11-06 21:56:10,113 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 21:56:10,595 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 144 proven. 27 refuted. 0 times theorem prover too weak. 1569 trivial. 0 not checked. [2023-11-06 21:56:10,596 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 21:56:10,596 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1189294289] [2023-11-06 21:56:10,596 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 21:56:10,597 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1655702009] [2023-11-06 21:56:10,597 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1655702009] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 21:56:10,597 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 21:56:10,598 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2023-11-06 21:56:10,598 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [19735718] [2023-11-06 21:56:10,598 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 21:56:10,600 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2023-11-06 21:56:10,600 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 21:56:10,601 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2023-11-06 21:56:10,602 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=173, Unknown=0, NotChecked=0, Total=240 [2023-11-06 21:56:10,602 INFO L87 Difference]: Start difference. First operand 315 states and 481 transitions. Second operand has 16 states, 16 states have (on average 5.625) internal successors, (90), 16 states have internal predecessors, (90), 5 states have call successors, (36), 3 states have call predecessors, (36), 7 states have return successors, (37), 5 states have call predecessors, (37), 5 states have call successors, (37) [2023-11-06 21:56:11,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:56:11,272 INFO L93 Difference]: Finished difference Result 651 states and 974 transitions. [2023-11-06 21:56:11,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-11-06 21:56:11,273 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 5.625) internal successors, (90), 16 states have internal predecessors, (90), 5 states have call successors, (36), 3 states have call predecessors, (36), 7 states have return successors, (37), 5 states have call predecessors, (37), 5 states have call successors, (37) Word has length 196 [2023-11-06 21:56:11,274 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:56:11,279 INFO L225 Difference]: With dead ends: 651 [2023-11-06 21:56:11,279 INFO L226 Difference]: Without dead ends: 347 [2023-11-06 21:56:11,281 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 399 GetRequests, 377 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=171, Invalid=381, Unknown=0, NotChecked=0, Total=552 [2023-11-06 21:56:11,283 INFO L413 NwaCegarLoop]: 110 mSDtfsCounter, 230 mSDsluCounter, 393 mSDsCounter, 0 mSdLazyCounter, 396 mSolverCounterSat, 110 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 254 SdHoareTripleChecker+Valid, 503 SdHoareTripleChecker+Invalid, 506 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 110 IncrementalHoareTripleChecker+Valid, 396 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-06 21:56:11,283 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [254 Valid, 503 Invalid, 506 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [110 Valid, 396 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-06 21:56:11,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 347 states. [2023-11-06 21:56:11,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 347 to 331. [2023-11-06 21:56:11,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 331 states, 256 states have (on average 1.3984375) internal successors, (358), 257 states have internal predecessors, (358), 65 states have call successors, (65), 9 states have call predecessors, (65), 9 states have return successors, (65), 64 states have call predecessors, (65), 65 states have call successors, (65) [2023-11-06 21:56:11,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 331 states and 488 transitions. [2023-11-06 21:56:11,367 INFO L78 Accepts]: Start accepts. Automaton has 331 states and 488 transitions. Word has length 196 [2023-11-06 21:56:11,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:56:11,368 INFO L495 AbstractCegarLoop]: Abstraction has 331 states and 488 transitions. [2023-11-06 21:56:11,369 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 5.625) internal successors, (90), 16 states have internal predecessors, (90), 5 states have call successors, (36), 3 states have call predecessors, (36), 7 states have return successors, (37), 5 states have call predecessors, (37), 5 states have call successors, (37) [2023-11-06 21:56:11,369 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 488 transitions. [2023-11-06 21:56:11,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2023-11-06 21:56:11,379 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:56:11,380 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:56:11,396 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-06 21:56:11,591 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:56:11,592 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:56:11,592 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:56:11,592 INFO L85 PathProgramCache]: Analyzing trace with hash 502591203, now seen corresponding path program 1 times [2023-11-06 21:56:11,593 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:56:11,593 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [182312938] [2023-11-06 21:56:11,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:56:11,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:56:11,663 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 21:56:11,664 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [379369488] [2023-11-06 21:56:11,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:56:11,664 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:56:11,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:56:11,666 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 21:56:11,703 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-06 21:56:11,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 21:56:11,893 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 21:56:12,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 21:56:12,149 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 21:56:12,149 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-06 21:56:12,151 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-06 21:56:12,160 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-06 21:56:12,359 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:56:12,363 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2023-11-06 21:56:12,366 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-06 21:56:12,539 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 09:56:12 BoogieIcfgContainer [2023-11-06 21:56:12,539 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 21:56:12,540 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 21:56:12,540 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 21:56:12,540 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 21:56:12,541 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:56:04" (3/4) ... [2023-11-06 21:56:12,543 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-06 21:56:12,544 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 21:56:12,545 INFO L158 Benchmark]: Toolchain (without parser) took 10206.77ms. Allocated memory was 138.4MB in the beginning and 268.4MB in the end (delta: 130.0MB). Free memory was 98.5MB in the beginning and 152.5MB in the end (delta: -54.0MB). Peak memory consumption was 77.2MB. Max. memory is 16.1GB. [2023-11-06 21:56:12,545 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 96.5MB. Free memory is still 44.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 21:56:12,546 INFO L158 Benchmark]: CACSL2BoogieTranslator took 529.73ms. Allocated memory is still 138.4MB. Free memory was 98.1MB in the beginning and 81.3MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-06 21:56:12,546 INFO L158 Benchmark]: Boogie Procedure Inliner took 117.22ms. Allocated memory is still 138.4MB. Free memory was 81.3MB in the beginning and 75.8MB in the end (delta: 5.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-06 21:56:12,547 INFO L158 Benchmark]: Boogie Preprocessor took 61.26ms. Allocated memory is still 138.4MB. Free memory was 75.8MB in the beginning and 73.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 21:56:12,548 INFO L158 Benchmark]: RCFGBuilder took 1017.97ms. Allocated memory was 138.4MB in the beginning and 222.3MB in the end (delta: 83.9MB). Free memory was 73.3MB in the beginning and 175.5MB in the end (delta: -102.2MB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. [2023-11-06 21:56:12,548 INFO L158 Benchmark]: TraceAbstraction took 8453.71ms. Allocated memory was 222.3MB in the beginning and 268.4MB in the end (delta: 46.1MB). Free memory was 174.5MB in the beginning and 152.5MB in the end (delta: 22.0MB). Peak memory consumption was 68.2MB. Max. memory is 16.1GB. [2023-11-06 21:56:12,549 INFO L158 Benchmark]: Witness Printer took 4.54ms. Allocated memory is still 268.4MB. Free memory is still 152.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 21:56:12,556 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 96.5MB. Free memory is still 44.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 529.73ms. Allocated memory is still 138.4MB. Free memory was 98.1MB in the beginning and 81.3MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 117.22ms. Allocated memory is still 138.4MB. Free memory was 81.3MB in the beginning and 75.8MB in the end (delta: 5.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.26ms. Allocated memory is still 138.4MB. Free memory was 75.8MB in the beginning and 73.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1017.97ms. Allocated memory was 138.4MB in the beginning and 222.3MB in the end (delta: 83.9MB). Free memory was 73.3MB in the beginning and 175.5MB in the end (delta: -102.2MB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. * TraceAbstraction took 8453.71ms. Allocated memory was 222.3MB in the beginning and 268.4MB in the end (delta: 46.1MB). Free memory was 174.5MB in the beginning and 152.5MB in the end (delta: 22.0MB). Peak memory consumption was 68.2MB. Max. memory is 16.1GB. * Witness Printer took 4.54ms. Allocated memory is still 268.4MB. Free memory is still 152.5MB. 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 210, overapproximation of someBinaryDOUBLEComparisonOperation at line 210, overapproximation of someBinaryArithmeticDOUBLEoperation at line 108. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = -2; [L23] unsigned char var_1_4 = 128; [L24] signed char var_1_5 = 32; [L25] unsigned char var_1_6 = 0; [L26] unsigned char var_1_7 = 0; [L27] unsigned char var_1_9 = 0; [L28] unsigned short int var_1_10 = 5; [L29] unsigned long int var_1_12 = 500; [L30] signed char var_1_13 = -2; [L31] float var_1_14 = 128.5; [L32] float var_1_16 = 99999999999999.05; [L33] float var_1_17 = 1.125; [L34] float var_1_18 = 0.30000000000000004; [L35] double var_1_19 = 128.6; [L36] unsigned char var_1_20 = 25; [L37] unsigned char var_1_21 = 128; [L38] unsigned char var_1_22 = 8; [L39] unsigned char var_1_23 = 0; [L40] unsigned char var_1_24 = 32; [L41] unsigned char var_1_26 = 200; [L42] unsigned char var_1_27 = 5; [L43] unsigned char var_1_28 = 0; [L44] signed long int var_1_29 = -2; [L45] double var_1_31 = 127.8; [L46] double var_1_32 = 24.5; [L47] double var_1_33 = 1000000.75; [L48] double var_1_34 = 5.5; [L49] unsigned char last_1_var_1_6 = 0; [L50] unsigned short int last_1_var_1_10 = 5; [L51] unsigned char last_1_var_1_20 = 25; [L52] unsigned char last_1_var_1_28 = 0; [L53] signed long int last_1_var_1_29 = -2; VAL [isInitial=0, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=-2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=128, var_1_5=32, var_1_6=0, var_1_7=0, var_1_9=0] [L214] isInitial = 1 [L215] FCALL initially() [L216] COND TRUE 1 [L217] CALL updateLastVariables() [L203] last_1_var_1_6 = var_1_6 [L204] last_1_var_1_10 = var_1_10 [L205] last_1_var_1_20 = var_1_20 [L206] last_1_var_1_28 = var_1_28 [L207] last_1_var_1_29 = var_1_29 VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=-2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=128, var_1_5=32, var_1_6=0, var_1_7=0, var_1_9=0] [L217] RET updateLastVariables() [L218] CALL updateVariables() [L154] var_1_4 = __VERIFIER_nondet_uchar() [L155] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=-2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_5=32, var_1_6=0, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=-2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_5=32, var_1_6=0, var_1_7=0, var_1_9=0] [L155] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=-2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_5=32, var_1_6=0, var_1_7=0, var_1_9=0] [L156] CALL assume_abort_if_not(var_1_4 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=-2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_5=32, var_1_6=0, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=-2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_5=32, var_1_6=0, var_1_7=0, var_1_9=0] [L156] RET assume_abort_if_not(var_1_4 <= 255) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=-2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_5=32, var_1_6=0, var_1_7=0, var_1_9=0] [L157] CALL assume_abort_if_not(var_1_4 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=-2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=32, var_1_6=0, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=-2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=32, var_1_6=0, var_1_7=0, var_1_9=0] [L157] RET assume_abort_if_not(var_1_4 != 0) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=-2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=32, var_1_6=0, var_1_7=0, var_1_9=0] [L158] var_1_5 = __VERIFIER_nondet_char() [L159] CALL assume_abort_if_not(var_1_5 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=-2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=-2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=0, var_1_9=0] [L159] RET assume_abort_if_not(var_1_5 >= -63) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=-2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=0, var_1_9=0] [L160] CALL assume_abort_if_not(var_1_5 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=-2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=-2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=0, var_1_9=0] [L160] RET assume_abort_if_not(var_1_5 <= 63) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=-2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=0, var_1_9=0] [L161] var_1_7 = __VERIFIER_nondet_uchar() [L162] CALL assume_abort_if_not(var_1_7 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=-2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=-2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L162] RET assume_abort_if_not(var_1_7 >= 1) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=-2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L163] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=-2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=-2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L163] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=-2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L164] var_1_9 = __VERIFIER_nondet_uchar() [L165] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=-2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=-2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L165] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=-2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L166] CALL assume_abort_if_not(var_1_9 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=-2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=-2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L166] RET assume_abort_if_not(var_1_9 <= 0) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=-2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L167] var_1_13 = __VERIFIER_nondet_char() [L168] CALL assume_abort_if_not(var_1_13 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L168] RET assume_abort_if_not(var_1_13 >= -128) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L169] CALL assume_abort_if_not(var_1_13 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L169] RET assume_abort_if_not(var_1_13 <= 127) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L170] CALL assume_abort_if_not(var_1_13 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L170] RET assume_abort_if_not(var_1_13 != 0) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L171] var_1_16 = __VERIFIER_nondet_float() [L172] CALL assume_abort_if_not((var_1_16 >= -461168.6018427382800e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=2, var_1_14=257/2, var_1_16=2, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=2, var_1_14=257/2, var_1_16=2, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L172] RET assume_abort_if_not((var_1_16 >= -461168.6018427382800e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=2, var_1_14=257/2, var_1_16=2, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L173] var_1_17 = __VERIFIER_nondet_float() [L174] CALL assume_abort_if_not((var_1_17 >= -461168.6018427382800e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427382800e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=2, var_1_14=257/2, var_1_16=2, var_1_17=3, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=2, var_1_14=257/2, var_1_16=2, var_1_17=3, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L174] RET assume_abort_if_not((var_1_17 >= -461168.6018427382800e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427382800e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=2, var_1_14=257/2, var_1_16=2, var_1_17=3, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L175] var_1_18 = __VERIFIER_nondet_float() [L176] CALL assume_abort_if_not((var_1_18 >= -461168.6018427382800e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 4611686.018427382800e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=2, var_1_14=257/2, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=2, var_1_14=257/2, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L176] RET assume_abort_if_not((var_1_18 >= -461168.6018427382800e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 4611686.018427382800e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=2, var_1_14=257/2, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L177] var_1_21 = __VERIFIER_nondet_uchar() [L178] CALL assume_abort_if_not(var_1_21 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=2, var_1_14=257/2, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=254, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=2, var_1_14=257/2, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=254, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L178] RET assume_abort_if_not(var_1_21 >= 127) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=2, var_1_14=257/2, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=254, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L179] CALL assume_abort_if_not(var_1_21 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=2, var_1_14=257/2, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=254, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=2, var_1_14=257/2, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=254, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L179] RET assume_abort_if_not(var_1_21 <= 254) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=2, var_1_14=257/2, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=254, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L180] var_1_22 = __VERIFIER_nondet_uchar() [L181] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=2, var_1_14=257/2, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=254, var_1_22=0, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=2, var_1_14=257/2, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=254, var_1_22=0, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L181] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=2, var_1_14=257/2, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=254, var_1_22=0, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L182] CALL assume_abort_if_not(var_1_22 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=2, var_1_14=257/2, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=254, var_1_22=0, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=2, var_1_14=257/2, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=254, var_1_22=0, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L182] RET assume_abort_if_not(var_1_22 <= 127) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=2, var_1_14=257/2, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=254, var_1_22=0, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L183] var_1_23 = __VERIFIER_nondet_uchar() [L184] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=2, var_1_14=257/2, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=2, var_1_14=257/2, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L184] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=2, var_1_14=257/2, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L185] CALL assume_abort_if_not(var_1_23 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=2, var_1_14=257/2, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=2, var_1_14=257/2, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L185] RET assume_abort_if_not(var_1_23 <= 127) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=2, var_1_14=257/2, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L186] var_1_24 = __VERIFIER_nondet_uchar() [L187] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=2, var_1_14=257/2, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=0, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=2, var_1_14=257/2, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=0, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L187] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=2, var_1_14=257/2, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=0, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L188] CALL assume_abort_if_not(var_1_24 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=2, var_1_14=257/2, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=0, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=2, var_1_14=257/2, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=0, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L188] RET assume_abort_if_not(var_1_24 <= 127) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=2, var_1_14=257/2, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=0, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L189] var_1_26 = __VERIFIER_nondet_uchar() [L190] CALL assume_abort_if_not(var_1_26 >= 190) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=2, var_1_14=257/2, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=0, var_1_26=190, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=2, var_1_14=257/2, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=0, var_1_26=190, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L190] RET assume_abort_if_not(var_1_26 >= 190) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=2, var_1_14=257/2, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=0, var_1_26=190, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L191] CALL assume_abort_if_not(var_1_26 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=2, var_1_14=257/2, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=0, var_1_26=190, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=2, var_1_14=257/2, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=0, var_1_26=190, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L191] RET assume_abort_if_not(var_1_26 <= 254) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=2, var_1_14=257/2, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=0, var_1_26=190, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L192] var_1_27 = __VERIFIER_nondet_uchar() [L193] CALL assume_abort_if_not(var_1_27 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=2, var_1_14=257/2, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=0, var_1_26=190, var_1_27=0, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=2, var_1_14=257/2, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=0, var_1_26=190, var_1_27=0, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L193] RET assume_abort_if_not(var_1_27 >= 0) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=2, var_1_14=257/2, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=0, var_1_26=190, var_1_27=0, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L194] CALL assume_abort_if_not(var_1_27 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=2, var_1_14=257/2, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=0, var_1_26=190, var_1_27=0, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=2, var_1_14=257/2, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=0, var_1_26=190, var_1_27=0, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L194] RET assume_abort_if_not(var_1_27 <= 63) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=2, var_1_14=257/2, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=0, var_1_26=190, var_1_27=0, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L195] var_1_32 = __VERIFIER_nondet_double() [L196] CALL assume_abort_if_not((var_1_32 >= 0.0F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 9223372.036854765600e+12F && var_1_32 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=2, var_1_14=257/2, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=0, var_1_26=190, var_1_27=0, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=5, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=2, var_1_14=257/2, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=0, var_1_26=190, var_1_27=0, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=5, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L196] RET assume_abort_if_not((var_1_32 >= 0.0F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 9223372.036854765600e+12F && var_1_32 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=2, var_1_14=257/2, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=0, var_1_26=190, var_1_27=0, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=5, var_1_33=4000003/4, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L197] var_1_33 = __VERIFIER_nondet_double() [L198] CALL assume_abort_if_not((var_1_33 >= 0.0F && var_1_33 <= -1.0e-20F) || (var_1_33 <= 9223372.036854765600e+12F && var_1_33 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=2, var_1_14=257/2, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=0, var_1_26=190, var_1_27=0, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=5, var_1_33=6, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=2, var_1_14=257/2, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=0, var_1_26=190, var_1_27=0, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=5, var_1_33=6, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L198] RET assume_abort_if_not((var_1_33 >= 0.0F && var_1_33 <= -1.0e-20F) || (var_1_33 <= 9223372.036854765600e+12F && var_1_33 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=2, var_1_14=257/2, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=0, var_1_26=190, var_1_27=0, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=5, var_1_33=6, var_1_34=11/2, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L199] var_1_34 = __VERIFIER_nondet_double() [L200] CALL assume_abort_if_not((var_1_34 >= -461168.6018427382800e+13F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 4611686.018427382800e+12F && var_1_34 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=2, var_1_14=257/2, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=0, var_1_26=190, var_1_27=0, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=5, var_1_33=6, var_1_34=7, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=2, var_1_14=257/2, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=0, var_1_26=190, var_1_27=0, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=5, var_1_33=6, var_1_34=7, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L200] RET assume_abort_if_not((var_1_34 >= -461168.6018427382800e+13F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 4611686.018427382800e+12F && var_1_34 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=2, var_1_14=257/2, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=0, var_1_26=190, var_1_27=0, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=5, var_1_33=6, var_1_34=7, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L218] RET updateVariables() [L219] CALL step() [L57] COND TRUE var_1_4 != (last_1_var_1_20 + last_1_var_1_10) [L58] var_1_6 = ((var_1_4 <= last_1_var_1_20) && (! var_1_7)) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=2, var_1_14=257/2, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=0, var_1_26=190, var_1_27=0, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=5, var_1_33=6, var_1_34=7, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L66] COND FALSE !(var_1_6 || var_1_6) [L69] var_1_14 = var_1_16 VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=2, var_1_14=2, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=0, var_1_26=190, var_1_27=0, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=5, var_1_33=6, var_1_34=7, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L71] unsigned char stepLocal_2 = var_1_9; VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, stepLocal_2=0, var_1_10=5, var_1_12=500, var_1_13=2, var_1_14=2, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=0, var_1_26=190, var_1_27=0, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=5, var_1_33=6, var_1_34=7, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L72] COND FALSE !(stepLocal_2 && ((var_1_4 * last_1_var_1_28) >= (last_1_var_1_29 + last_1_var_1_29))) [L77] var_1_10 = last_1_var_1_28 VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, stepLocal_2=0, var_1_10=0, var_1_12=500, var_1_13=2, var_1_14=2, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=0, var_1_26=190, var_1_27=0, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=5, var_1_33=6, var_1_34=7, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L79] unsigned char stepLocal_8 = var_1_26; [L80] unsigned char stepLocal_7 = last_1_var_1_6; [L81] unsigned char stepLocal_6 = var_1_24; VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, stepLocal_2=0, stepLocal_6=0, stepLocal_7=0, stepLocal_8=190, var_1_10=0, var_1_12=500, var_1_13=2, var_1_14=2, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=0, var_1_26=190, var_1_27=0, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=5, var_1_33=6, var_1_34=7, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L82] COND FALSE !(var_1_7 && stepLocal_7) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, stepLocal_2=0, stepLocal_6=0, stepLocal_7=0, stepLocal_8=190, var_1_10=0, var_1_12=500, var_1_13=2, var_1_14=2, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=0, var_1_26=190, var_1_27=0, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=5, var_1_33=6, var_1_34=7, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L89] signed long int stepLocal_3 = var_1_4 / var_1_13; VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, stepLocal_2=0, stepLocal_3=14, stepLocal_6=0, stepLocal_7=0, stepLocal_8=190, var_1_10=0, var_1_12=500, var_1_13=2, var_1_14=2, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=0, var_1_26=190, var_1_27=0, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=5, var_1_33=6, var_1_34=7, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L90] COND TRUE var_1_5 != stepLocal_3 [L91] var_1_12 = ((((var_1_28) > (8u)) ? (var_1_28) : (8u))) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, stepLocal_2=0, stepLocal_3=14, stepLocal_6=0, stepLocal_7=0, stepLocal_8=190, var_1_10=0, var_1_12=8, var_1_13=2, var_1_14=2, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=0, var_1_26=190, var_1_27=0, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=5, var_1_33=6, var_1_34=7, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L93] COND FALSE !(var_1_16 <= var_1_14) [L104] var_1_31 = var_1_17 VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, stepLocal_2=0, stepLocal_3=14, stepLocal_6=0, stepLocal_7=0, stepLocal_8=190, var_1_10=0, var_1_12=8, var_1_13=2, var_1_14=2, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=0, var_1_26=190, var_1_27=0, var_1_28=0, var_1_29=-2, var_1_31=3, var_1_32=5, var_1_33=6, var_1_34=7, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L106] COND TRUE ! var_1_6 VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, stepLocal_2=0, stepLocal_3=14, stepLocal_6=0, stepLocal_7=0, stepLocal_8=190, var_1_10=0, var_1_12=8, var_1_13=2, var_1_14=2, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=0, var_1_26=190, var_1_27=0, var_1_28=0, var_1_29=-2, var_1_31=3, var_1_32=5, var_1_33=6, var_1_34=7, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L107] COND TRUE var_1_31 < ((((var_1_16) < (var_1_18)) ? (var_1_16) : (var_1_18))) [L108] var_1_19 = (49.5 + ((((var_1_18) > (var_1_17)) ? (var_1_18) : (var_1_17)))) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, stepLocal_2=0, stepLocal_3=14, stepLocal_6=0, stepLocal_7=0, stepLocal_8=190, var_1_10=0, var_1_12=8, var_1_13=2, var_1_14=2, var_1_16=2, var_1_17=3, var_1_18=4, var_1_1=-2, var_1_20=25, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=0, var_1_26=190, var_1_27=0, var_1_28=0, var_1_29=-2, var_1_31=3, var_1_32=5, var_1_33=6, var_1_34=7, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L115] unsigned short int stepLocal_5 = var_1_10; [L116] signed char stepLocal_4 = var_1_13; VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, stepLocal_2=0, stepLocal_3=14, stepLocal_4=2, stepLocal_5=0, stepLocal_6=0, stepLocal_7=0, stepLocal_8=190, var_1_10=0, var_1_12=8, var_1_13=2, var_1_14=2, var_1_16=2, var_1_17=3, var_1_18=4, var_1_1=-2, var_1_20=25, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=0, var_1_26=190, var_1_27=0, var_1_28=0, var_1_29=-2, var_1_31=3, var_1_32=5, var_1_33=6, var_1_34=7, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L117] COND FALSE !((var_1_14 * var_1_18) > var_1_16) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, stepLocal_2=0, stepLocal_3=14, stepLocal_4=2, stepLocal_5=0, stepLocal_6=0, stepLocal_7=0, stepLocal_8=190, var_1_10=0, var_1_12=8, var_1_13=2, var_1_14=2, var_1_16=2, var_1_17=3, var_1_18=4, var_1_1=-2, var_1_20=25, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=0, var_1_26=190, var_1_27=0, var_1_28=0, var_1_29=-2, var_1_31=3, var_1_32=5, var_1_33=6, var_1_34=7, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L128] COND FALSE !(\read(var_1_9)) [L131] var_1_20 = var_1_27 VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, stepLocal_2=0, stepLocal_3=14, stepLocal_4=2, stepLocal_5=0, stepLocal_6=0, stepLocal_7=0, stepLocal_8=190, var_1_10=0, var_1_12=8, var_1_13=2, var_1_14=2, var_1_16=2, var_1_17=3, var_1_18=4, var_1_1=-2, var_1_20=0, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=0, var_1_26=190, var_1_27=0, var_1_28=0, var_1_29=-2, var_1_31=3, var_1_32=5, var_1_33=6, var_1_34=7, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L134] unsigned short int stepLocal_1 = var_1_10; [L135] signed long int stepLocal_0 = var_1_28 / var_1_4; VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, stepLocal_0=0, stepLocal_1=0, stepLocal_2=0, stepLocal_3=14, stepLocal_4=2, stepLocal_5=0, stepLocal_6=0, stepLocal_7=0, stepLocal_8=190, var_1_10=0, var_1_12=8, var_1_13=2, var_1_14=2, var_1_16=2, var_1_17=3, var_1_18=4, var_1_1=-2, var_1_20=0, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=0, var_1_26=190, var_1_27=0, var_1_28=0, var_1_29=-2, var_1_31=3, var_1_32=5, var_1_33=6, var_1_34=7, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L136] COND FALSE !(var_1_10 != stepLocal_0) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, stepLocal_0=0, stepLocal_1=0, stepLocal_2=0, stepLocal_3=14, stepLocal_4=2, stepLocal_5=0, stepLocal_6=0, stepLocal_7=0, stepLocal_8=190, var_1_10=0, var_1_12=8, var_1_13=2, var_1_14=2, var_1_16=2, var_1_17=3, var_1_18=4, var_1_1=-2, var_1_20=0, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=0, var_1_26=190, var_1_27=0, var_1_28=0, var_1_29=-2, var_1_31=3, var_1_32=5, var_1_33=6, var_1_34=7, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L143] unsigned char stepLocal_10 = var_1_26; [L144] unsigned char stepLocal_9 = var_1_6; VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, stepLocal_0=0, stepLocal_10=190, stepLocal_1=0, stepLocal_2=0, stepLocal_3=14, stepLocal_4=2, stepLocal_5=0, stepLocal_6=0, stepLocal_7=0, stepLocal_8=190, stepLocal_9=0, var_1_10=0, var_1_12=8, var_1_13=2, var_1_14=2, var_1_16=2, var_1_17=3, var_1_18=4, var_1_1=-2, var_1_20=0, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=0, var_1_26=190, var_1_27=0, var_1_28=0, var_1_29=-2, var_1_31=3, var_1_32=5, var_1_33=6, var_1_34=7, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L145] COND FALSE !(var_1_27 > stepLocal_10) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, stepLocal_0=0, stepLocal_10=190, stepLocal_1=0, stepLocal_2=0, stepLocal_3=14, stepLocal_4=2, stepLocal_5=0, stepLocal_6=0, stepLocal_7=0, stepLocal_8=190, stepLocal_9=0, var_1_10=0, var_1_12=8, var_1_13=2, var_1_14=2, var_1_16=2, var_1_17=3, var_1_18=4, var_1_1=-2, var_1_20=0, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=0, var_1_26=190, var_1_27=0, var_1_28=0, var_1_29=-2, var_1_31=3, var_1_32=5, var_1_33=6, var_1_34=7, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L148] COND TRUE stepLocal_9 || var_1_7 [L149] var_1_29 = var_1_12 VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, stepLocal_0=0, stepLocal_10=190, stepLocal_1=0, stepLocal_2=0, stepLocal_3=14, stepLocal_4=2, stepLocal_5=0, stepLocal_6=0, stepLocal_7=0, stepLocal_8=190, stepLocal_9=0, var_1_10=0, var_1_12=8, var_1_13=2, var_1_14=2, var_1_16=2, var_1_17=3, var_1_18=4, var_1_1=-2, var_1_20=0, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=0, var_1_26=190, var_1_27=0, var_1_28=0, var_1_29=8, var_1_31=3, var_1_32=5, var_1_33=6, var_1_34=7, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L219] RET step() [L220] CALL, EXPR property() [L210] EXPR ((((((((var_1_10 != (var_1_28 / var_1_4)) ? ((var_1_28 >= var_1_10) ? (var_1_1 == ((signed char) (((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))) + -5))) : (var_1_1 == ((signed char) var_1_5))) : 1) && ((var_1_4 != (last_1_var_1_20 + last_1_var_1_10)) ? (var_1_6 == ((unsigned char) ((var_1_4 <= last_1_var_1_20) && (! var_1_7)))) : (((((((last_1_var_1_29) > (last_1_var_1_29)) ? (last_1_var_1_29) : (last_1_var_1_29))) > var_1_5) || var_1_7) ? (var_1_6 == ((unsigned char) var_1_9)) : (var_1_6 == ((unsigned char) var_1_7))))) && ((var_1_9 && ((var_1_4 * last_1_var_1_28) >= (last_1_var_1_29 + last_1_var_1_29))) ? (var_1_7 ? (var_1_10 == ((unsigned short int) last_1_var_1_28)) : 1) : (var_1_10 == ((unsigned short int) last_1_var_1_28)))) && ((var_1_5 != (var_1_4 / var_1_13)) ? (var_1_12 == ((unsigned long int) ((((var_1_28) > (8u)) ? (var_1_28) : (8u))))) : 1)) && ((var_1_6 || var_1_6) ? (var_1_14 == ((float) (var_1_16 + (((((((var_1_17) < (var_1_18)) ? (var_1_17) : (var_1_18))) < 0 ) ? -((((var_1_17) < (var_1_18)) ? (var_1_17) : (var_1_18))) : ((((var_1_17) < (var_1_18)) ? (var_1_17) : (var_1_18)))))))) : (var_1_14 == ((float) var_1_16)))) && ((! var_1_6) ? ((var_1_31 < ((((var_1_16) < (var_1_18)) ? (var_1_16) : (var_1_18)))) ? (var_1_19 == ((double) (49.5 + ((((var_1_18) > (var_1_17)) ? (var_1_18) : (var_1_17)))))) : (var_1_19 == ((double) var_1_16))) : (var_1_19 == ((double) var_1_17)))) && (((var_1_14 * var_1_18) > var_1_16) ? ((var_1_12 < var_1_13) ? (var_1_20 == ((unsigned char) (((((var_1_21 - var_1_22)) > ((var_1_23 + var_1_24))) ? ((var_1_21 - var_1_22)) : ((var_1_23 + var_1_24)))))) : ((var_1_10 < var_1_21) ? (var_1_20 == ((unsigned char) ((((var_1_23) < (var_1_24)) ? (var_1_23) : (var_1_24))))) : (var_1_20 == ((unsigned char) ((var_1_26 - var_1_27) - var_1_24))))) : (var_1_9 ? (var_1_20 == ((unsigned char) var_1_24)) : (var_1_20 == ((unsigned char) var_1_27))))) && ((var_1_7 && last_1_var_1_6) ? ((last_1_var_1_20 > var_1_24) ? ((var_1_26 < ((var_1_13 * var_1_4) << last_1_var_1_20)) ? (var_1_28 == ((unsigned char) var_1_24)) : 1) : 1) : 1) VAL [((((((((var_1_10 != (var_1_28 / var_1_4)) ? ((var_1_28 >= var_1_10) ? (var_1_1 == ((signed char) (((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))) + -5))) : (var_1_1 == ((signed char) var_1_5))) : 1) && ((var_1_4 != (last_1_var_1_20 + last_1_var_1_10)) ? (var_1_6 == ((unsigned char) ((var_1_4 <= last_1_var_1_20) && (! var_1_7)))) : (((((((last_1_var_1_29) > (last_1_var_1_29)) ? (last_1_var_1_29) : (last_1_var_1_29))) > var_1_5) || var_1_7) ? (var_1_6 == ((unsigned char) var_1_9)) : (var_1_6 == ((unsigned char) var_1_7))))) && ((var_1_9 && ((var_1_4 * last_1_var_1_28) >= (last_1_var_1_29 + last_1_var_1_29))) ? (var_1_7 ? (var_1_10 == ((unsigned short int) last_1_var_1_28)) : 1) : (var_1_10 == ((unsigned short int) last_1_var_1_28)))) && ((var_1_5 != (var_1_4 / var_1_13)) ? (var_1_12 == ((unsigned long int) ((((var_1_28) > (8u)) ? (var_1_28) : (8u))))) : 1)) && ((var_1_6 || var_1_6) ? (var_1_14 == ((float) (var_1_16 + (((((((var_1_17) < (var_1_18)) ? (var_1_17) : (var_1_18))) < 0 ) ? -((((var_1_17) < (var_1_18)) ? (var_1_17) : (var_1_18))) : ((((var_1_17) < (var_1_18)) ? (var_1_17) : (var_1_18)))))))) : (var_1_14 == ((float) var_1_16)))) && ((! var_1_6) ? ((var_1_31 < ((((var_1_16) < (var_1_18)) ? (var_1_16) : (var_1_18)))) ? (var_1_19 == ((double) (49.5 + ((((var_1_18) > (var_1_17)) ? (var_1_18) : (var_1_17)))))) : (var_1_19 == ((double) var_1_16))) : (var_1_19 == ((double) var_1_17)))) && (((var_1_14 * var_1_18) > var_1_16) ? ((var_1_12 < var_1_13) ? (var_1_20 == ((unsigned char) (((((var_1_21 - var_1_22)) > ((var_1_23 + var_1_24))) ? ((var_1_21 - var_1_22)) : ((var_1_23 + var_1_24)))))) : ((var_1_10 < var_1_21) ? (var_1_20 == ((unsigned char) ((((var_1_23) < (var_1_24)) ? (var_1_23) : (var_1_24))))) : (var_1_20 == ((unsigned char) ((var_1_26 - var_1_27) - var_1_24))))) : (var_1_9 ? (var_1_20 == ((unsigned char) var_1_24)) : (var_1_20 == ((unsigned char) var_1_27))))) && ((var_1_7 && last_1_var_1_6) ? ((last_1_var_1_20 > var_1_24) ? ((var_1_26 < ((var_1_13 * var_1_4) << last_1_var_1_20)) ? (var_1_28 == ((unsigned char) var_1_24)) : 1) : 1) : 1)=0, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=0, var_1_12=8, var_1_13=2, var_1_14=2, var_1_16=2, var_1_17=3, var_1_18=4, var_1_1=-2, var_1_20=0, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=0, var_1_26=190, var_1_27=0, var_1_28=0, var_1_29=8, var_1_31=3, var_1_32=5, var_1_33=6, var_1_34=7, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L210-L211] return ((((((((((var_1_10 != (var_1_28 / var_1_4)) ? ((var_1_28 >= var_1_10) ? (var_1_1 == ((signed char) (((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))) + -5))) : (var_1_1 == ((signed char) var_1_5))) : 1) && ((var_1_4 != (last_1_var_1_20 + last_1_var_1_10)) ? (var_1_6 == ((unsigned char) ((var_1_4 <= last_1_var_1_20) && (! var_1_7)))) : (((((((last_1_var_1_29) > (last_1_var_1_29)) ? (last_1_var_1_29) : (last_1_var_1_29))) > var_1_5) || var_1_7) ? (var_1_6 == ((unsigned char) var_1_9)) : (var_1_6 == ((unsigned char) var_1_7))))) && ((var_1_9 && ((var_1_4 * last_1_var_1_28) >= (last_1_var_1_29 + last_1_var_1_29))) ? (var_1_7 ? (var_1_10 == ((unsigned short int) last_1_var_1_28)) : 1) : (var_1_10 == ((unsigned short int) last_1_var_1_28)))) && ((var_1_5 != (var_1_4 / var_1_13)) ? (var_1_12 == ((unsigned long int) ((((var_1_28) > (8u)) ? (var_1_28) : (8u))))) : 1)) && ((var_1_6 || var_1_6) ? (var_1_14 == ((float) (var_1_16 + (((((((var_1_17) < (var_1_18)) ? (var_1_17) : (var_1_18))) < 0 ) ? -((((var_1_17) < (var_1_18)) ? (var_1_17) : (var_1_18))) : ((((var_1_17) < (var_1_18)) ? (var_1_17) : (var_1_18)))))))) : (var_1_14 == ((float) var_1_16)))) && ((! var_1_6) ? ((var_1_31 < ((((var_1_16) < (var_1_18)) ? (var_1_16) : (var_1_18)))) ? (var_1_19 == ((double) (49.5 + ((((var_1_18) > (var_1_17)) ? (var_1_18) : (var_1_17)))))) : (var_1_19 == ((double) var_1_16))) : (var_1_19 == ((double) var_1_17)))) && (((var_1_14 * var_1_18) > var_1_16) ? ((var_1_12 < var_1_13) ? (var_1_20 == ((unsigned char) (((((var_1_21 - var_1_22)) > ((var_1_23 + var_1_24))) ? ((var_1_21 - var_1_22)) : ((var_1_23 + var_1_24)))))) : ((var_1_10 < var_1_21) ? (var_1_20 == ((unsigned char) ((((var_1_23) < (var_1_24)) ? (var_1_23) : (var_1_24))))) : (var_1_20 == ((unsigned char) ((var_1_26 - var_1_27) - var_1_24))))) : (var_1_9 ? (var_1_20 == ((unsigned char) var_1_24)) : (var_1_20 == ((unsigned char) var_1_27))))) && ((var_1_7 && last_1_var_1_6) ? ((last_1_var_1_20 > var_1_24) ? ((var_1_26 < ((var_1_13 * var_1_4) << last_1_var_1_20)) ? (var_1_28 == ((unsigned char) var_1_24)) : 1) : 1) : 1)) && ((var_1_27 > var_1_26) ? (var_1_29 == ((signed long int) (var_1_1 - ((((var_1_10) > (((((var_1_28) < (var_1_10)) ? (var_1_28) : (var_1_10))))) ? (var_1_10) : (((((var_1_28) < (var_1_10)) ? (var_1_28) : (var_1_10))))))))) : ((var_1_6 || var_1_7) ? (var_1_29 == ((signed long int) var_1_12)) : 1))) && ((var_1_16 <= var_1_14) ? ((var_1_28 == var_1_10) ? (var_1_7 ? (var_1_31 == ((double) (var_1_32 - var_1_33))) : (var_1_31 == ((double) (var_1_18 + ((((var_1_34) > (var_1_17)) ? (var_1_34) : (var_1_17))))))) : (var_1_31 == ((double) var_1_16))) : (var_1_31 == ((double) var_1_17))) ; [L220] RET, EXPR property() [L220] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=0, var_1_12=8, var_1_13=2, var_1_14=2, var_1_16=2, var_1_17=3, var_1_18=4, var_1_1=-2, var_1_20=0, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=0, var_1_26=190, var_1_27=0, var_1_28=0, var_1_29=8, var_1_31=3, var_1_32=5, var_1_33=6, var_1_34=7, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=0, var_1_12=8, var_1_13=2, var_1_14=2, var_1_16=2, var_1_17=3, var_1_18=4, var_1_1=-2, var_1_20=0, var_1_21=254, var_1_22=0, var_1_23=127, var_1_24=0, var_1_26=190, var_1_27=0, var_1_28=0, var_1_29=8, var_1_31=3, var_1_32=5, var_1_33=6, var_1_34=7, var_1_4=29, var_1_5=13, var_1_6=0, var_1_7=1, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 103 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 8.2s, OverallIterations: 4, TraceHistogramMax: 30, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 2.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1216 SdHoareTripleChecker+Valid, 1.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1163 mSDsluCounter, 2026 SdHoareTripleChecker+Invalid, 1.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1563 mSDsCounter, 249 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1196 IncrementalHoareTripleChecker+Invalid, 1445 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 249 mSolverCounterUnsat, 463 mSDtfsCounter, 1196 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 999 GetRequests, 948 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 270 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=331occurred in iteration=3, InterpolantAutomatonStates: 44, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 3 MinimizatonAttempts, 223 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 2.5s InterpolantComputationTime, 978 NumberOfCodeBlocks, 978 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 972 ConstructedInterpolants, 0 QuantifiedInterpolants, 3213 SizeOfPredicates, 11 NumberOfNonLiveVariables, 1419 ConjunctsInSsa, 31 ConjunctsInUnsatCore, 5 InterpolantComputations, 1 PerfectInterpolantSequences, 8505/8700 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 21:56:12,597 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/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_ead5c798-c85d-4add-8c92-ce60237dd839/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/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_ead5c798-c85d-4add-8c92-ce60237dd839/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 7b4252758efbc1ea243981b5affe5cae4f7b3d6ca3ae0f48f1504930533273e3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 21:56:15,745 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 21:56:15,924 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-06 21:56:15,935 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 21:56:15,936 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 21:56:15,995 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 21:56:15,996 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 21:56:15,997 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 21:56:15,999 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 21:56:16,005 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 21:56:16,007 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 21:56:16,008 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 21:56:16,008 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 21:56:16,011 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 21:56:16,012 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 21:56:16,013 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 21:56:16,013 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 21:56:16,014 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 21:56:16,015 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 21:56:16,016 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 21:56:16,017 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 21:56:16,018 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-06 21:56:16,018 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-06 21:56:16,019 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-06 21:56:16,020 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 21:56:16,020 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 21:56:16,021 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 21:56:16,022 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 21:56:16,022 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 21:56:16,023 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 21:56:16,025 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 21:56:16,025 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 21:56:16,026 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 21:56:16,026 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 21:56:16,027 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-06 21:56:16,027 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-06 21:56:16,028 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 21:56:16,028 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 21:56:16,028 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 21:56:16,030 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 21:56:16,030 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-06 21:56:16,031 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 21:56:16,031 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_ead5c798-c85d-4add-8c92-ce60237dd839/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7b4252758efbc1ea243981b5affe5cae4f7b3d6ca3ae0f48f1504930533273e3 [2023-11-06 21:56:16,512 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 21:56:16,554 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 21:56:16,557 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 21:56:16,559 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 21:56:16,560 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 21:56:16,562 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-3.i [2023-11-06 21:56:20,133 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 21:56:20,446 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 21:56:20,446 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-3.i [2023-11-06 21:56:20,460 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/bin/uautomizer-verify-WvqO1wxjHP/data/29e157323/bd85335ea8f449949882744f058b22b6/FLAG3de341bfe [2023-11-06 21:56:20,497 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/bin/uautomizer-verify-WvqO1wxjHP/data/29e157323/bd85335ea8f449949882744f058b22b6 [2023-11-06 21:56:20,505 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 21:56:20,506 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 21:56:20,512 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 21:56:20,513 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 21:56:20,520 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 21:56:20,521 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:56:20" (1/1) ... [2023-11-06 21:56:20,522 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c4b3ec3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:56:20, skipping insertion in model container [2023-11-06 21:56:20,522 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:56:20" (1/1) ... [2023-11-06 21:56:20,596 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 21:56:20,786 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_ead5c798-c85d-4add-8c92-ce60237dd839/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-3.i[915,928] [2023-11-06 21:56:20,897 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 21:56:20,926 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 21:56:20,941 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_ead5c798-c85d-4add-8c92-ce60237dd839/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-3.i[915,928] [2023-11-06 21:56:20,995 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 21:56:21,017 INFO L206 MainTranslator]: Completed translation [2023-11-06 21:56:21,018 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:56:21 WrapperNode [2023-11-06 21:56:21,018 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 21:56:21,019 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 21:56:21,020 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 21:56:21,020 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 21:56:21,028 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:56:21" (1/1) ... [2023-11-06 21:56:21,047 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:56:21" (1/1) ... [2023-11-06 21:56:21,105 INFO L138 Inliner]: procedures = 27, calls = 43, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 210 [2023-11-06 21:56:21,106 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 21:56:21,106 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 21:56:21,106 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 21:56:21,107 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 21:56:21,127 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:56:21" (1/1) ... [2023-11-06 21:56:21,128 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:56:21" (1/1) ... [2023-11-06 21:56:21,135 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:56:21" (1/1) ... [2023-11-06 21:56:21,135 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:56:21" (1/1) ... [2023-11-06 21:56:21,153 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:56:21" (1/1) ... [2023-11-06 21:56:21,158 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:56:21" (1/1) ... [2023-11-06 21:56:21,184 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:56:21" (1/1) ... [2023-11-06 21:56:21,187 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:56:21" (1/1) ... [2023-11-06 21:56:21,194 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 21:56:21,195 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 21:56:21,195 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 21:56:21,195 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 21:56:21,196 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:56:21" (1/1) ... [2023-11-06 21:56:21,215 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 21:56:21,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:56:21,250 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 21:56:21,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 21:56:21,318 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 21:56:21,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-06 21:56:21,319 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 21:56:21,319 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 21:56:21,321 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 21:56:21,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 21:56:21,447 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 21:56:21,450 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 21:56:28,700 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 21:56:28,720 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 21:56:28,721 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 21:56:28,725 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:56:28 BoogieIcfgContainer [2023-11-06 21:56:28,725 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 21:56:28,729 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 21:56:28,729 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 21:56:28,733 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 21:56:28,734 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 09:56:20" (1/3) ... [2023-11-06 21:56:28,735 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@457c99d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:56:28, skipping insertion in model container [2023-11-06 21:56:28,735 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:56:21" (2/3) ... [2023-11-06 21:56:28,737 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@457c99d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:56:28, skipping insertion in model container [2023-11-06 21:56:28,738 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:56:28" (3/3) ... [2023-11-06 21:56:28,740 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-3.i [2023-11-06 21:56:28,780 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 21:56:28,780 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 21:56:28,860 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 21:56:28,869 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;@66f16c72, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 21:56:28,870 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 21:56:28,876 INFO L276 IsEmpty]: Start isEmpty. Operand has 94 states, 61 states have (on average 1.4426229508196722) internal successors, (88), 62 states have internal predecessors, (88), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2023-11-06 21:56:28,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2023-11-06 21:56:28,902 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:56:28,904 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:56:28,907 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:56:28,913 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:56:28,917 INFO L85 PathProgramCache]: Analyzing trace with hash -594477224, now seen corresponding path program 1 times [2023-11-06 21:56:28,940 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 21:56:28,941 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1727898332] [2023-11-06 21:56:28,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:56:28,942 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 21:56:28,942 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 21:56:28,951 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/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 21:56:28,997 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/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 21:56:29,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:29,801 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-06 21:56:29,822 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:56:31,068 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 519 proven. 72 refuted. 0 times theorem prover too weak. 1149 trivial. 0 not checked. [2023-11-06 21:56:31,068 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 21:56:31,734 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 15 proven. 72 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2023-11-06 21:56:31,735 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 21:56:31,736 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1727898332] [2023-11-06 21:56:31,737 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1727898332] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 21:56:31,737 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 21:56:31,738 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2023-11-06 21:56:31,740 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [358435069] [2023-11-06 21:56:31,741 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 21:56:31,748 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-06 21:56:31,749 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 21:56:31,785 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-06 21:56:31,786 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-06 21:56:31,789 INFO L87 Difference]: Start difference. First operand has 94 states, 61 states have (on average 1.4426229508196722) internal successors, (88), 62 states have internal predecessors, (88), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) Second operand has 8 states, 8 states have (on average 6.875) internal successors, (55), 8 states have internal predecessors, (55), 2 states have call successors, (54), 2 states have call predecessors, (54), 4 states have return successors, (55), 2 states have call predecessors, (55), 2 states have call successors, (55) [2023-11-06 21:56:36,357 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:56:38,359 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:56:40,365 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:56:42,656 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:56:44,661 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:56:46,666 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:56:48,669 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:56:49,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:56:49,520 INFO L93 Difference]: Finished difference Result 290 states and 528 transitions. [2023-11-06 21:56:49,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-11-06 21:56:49,523 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.875) internal successors, (55), 8 states have internal predecessors, (55), 2 states have call successors, (54), 2 states have call predecessors, (54), 4 states have return successors, (55), 2 states have call predecessors, (55), 2 states have call successors, (55) Word has length 193 [2023-11-06 21:56:49,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:56:49,555 INFO L225 Difference]: With dead ends: 290 [2023-11-06 21:56:49,555 INFO L226 Difference]: Without dead ends: 199 [2023-11-06 21:56:49,568 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 396 GetRequests, 378 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=112, Invalid=230, Unknown=0, NotChecked=0, Total=342 [2023-11-06 21:56:49,579 INFO L413 NwaCegarLoop]: 109 mSDtfsCounter, 410 mSDsluCounter, 226 mSDsCounter, 0 mSdLazyCounter, 289 mSolverCounterSat, 95 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 421 SdHoareTripleChecker+Valid, 335 SdHoareTripleChecker+Invalid, 391 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 289 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.2s IncrementalHoareTripleChecker+Time [2023-11-06 21:56:49,585 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [421 Valid, 335 Invalid, 391 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 289 Invalid, 7 Unknown, 0 Unchecked, 17.2s Time] [2023-11-06 21:56:49,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 199 states. [2023-11-06 21:56:49,727 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 199 to 187. [2023-11-06 21:56:49,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 187 states, 117 states have (on average 1.2905982905982907) internal successors, (151), 119 states have internal predecessors, (151), 65 states have call successors, (65), 4 states have call predecessors, (65), 4 states have return successors, (65), 63 states have call predecessors, (65), 65 states have call successors, (65) [2023-11-06 21:56:49,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 281 transitions. [2023-11-06 21:56:49,748 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 281 transitions. Word has length 193 [2023-11-06 21:56:49,755 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:56:49,755 INFO L495 AbstractCegarLoop]: Abstraction has 187 states and 281 transitions. [2023-11-06 21:56:49,758 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.875) internal successors, (55), 8 states have internal predecessors, (55), 2 states have call successors, (54), 2 states have call predecessors, (54), 4 states have return successors, (55), 2 states have call predecessors, (55), 2 states have call successors, (55) [2023-11-06 21:56:49,759 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 281 transitions. [2023-11-06 21:56:49,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2023-11-06 21:56:49,770 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:56:49,771 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:56:49,808 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/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 21:56:49,991 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/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 21:56:49,992 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:56:49,992 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:56:49,993 INFO L85 PathProgramCache]: Analyzing trace with hash -773884057, now seen corresponding path program 1 times [2023-11-06 21:56:49,994 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 21:56:49,994 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [902088585] [2023-11-06 21:56:49,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:56:49,995 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 21:56:49,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 21:56:49,996 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/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 21:56:50,015 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/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 21:56:50,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:50,764 INFO L262 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-06 21:56:50,775 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:56:51,948 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 717 proven. 63 refuted. 0 times theorem prover too weak. 960 trivial. 0 not checked. [2023-11-06 21:56:51,948 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 21:56:52,669 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 24 proven. 63 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2023-11-06 21:56:52,669 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 21:56:52,669 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [902088585] [2023-11-06 21:56:52,670 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [902088585] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 21:56:52,670 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 21:56:52,670 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2023-11-06 21:56:52,670 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [247962081] [2023-11-06 21:56:52,670 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 21:56:52,673 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-06 21:56:52,673 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 21:56:52,674 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-06 21:56:52,675 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-06 21:56:52,676 INFO L87 Difference]: Start difference. First operand 187 states and 281 transitions. Second operand has 7 states, 7 states have (on average 8.0) internal successors, (56), 7 states have internal predecessors, (56), 2 states have call successors, (51), 2 states have call predecessors, (51), 4 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2023-11-06 21:56:55,867 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:56:57,869 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:56:59,877 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:56:59,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:56:59,896 INFO L93 Difference]: Finished difference Result 381 states and 562 transitions. [2023-11-06 21:56:59,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-06 21:56:59,960 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.0) internal successors, (56), 7 states have internal predecessors, (56), 2 states have call successors, (51), 2 states have call predecessors, (51), 4 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) Word has length 194 [2023-11-06 21:56:59,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:56:59,966 INFO L225 Difference]: With dead ends: 381 [2023-11-06 21:56:59,966 INFO L226 Difference]: Without dead ends: 205 [2023-11-06 21:56:59,968 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 390 GetRequests, 380 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2023-11-06 21:56:59,970 INFO L413 NwaCegarLoop]: 100 mSDtfsCounter, 59 mSDsluCounter, 139 mSDsCounter, 0 mSdLazyCounter, 166 mSolverCounterSat, 10 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 66 SdHoareTripleChecker+Valid, 239 SdHoareTripleChecker+Invalid, 179 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 166 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.1s IncrementalHoareTripleChecker+Time [2023-11-06 21:56:59,971 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [66 Valid, 239 Invalid, 179 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 166 Invalid, 3 Unknown, 0 Unchecked, 7.1s Time] [2023-11-06 21:56:59,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205 states. [2023-11-06 21:57:00,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205 to 195. [2023-11-06 21:57:00,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 195 states, 123 states have (on average 1.2601626016260163) internal successors, (155), 125 states have internal predecessors, (155), 65 states have call successors, (65), 6 states have call predecessors, (65), 6 states have return successors, (65), 63 states have call predecessors, (65), 65 states have call successors, (65) [2023-11-06 21:57:00,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 195 states and 285 transitions. [2023-11-06 21:57:00,025 INFO L78 Accepts]: Start accepts. Automaton has 195 states and 285 transitions. Word has length 194 [2023-11-06 21:57:00,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:57:00,026 INFO L495 AbstractCegarLoop]: Abstraction has 195 states and 285 transitions. [2023-11-06 21:57:00,027 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.0) internal successors, (56), 7 states have internal predecessors, (56), 2 states have call successors, (51), 2 states have call predecessors, (51), 4 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2023-11-06 21:57:00,027 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 285 transitions. [2023-11-06 21:57:00,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2023-11-06 21:57:00,032 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:57:00,032 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:57:00,064 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/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 21:57:00,257 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/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 21:57:00,257 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:57:00,258 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:57:00,258 INFO L85 PathProgramCache]: Analyzing trace with hash -93825687, now seen corresponding path program 1 times [2023-11-06 21:57:00,259 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 21:57:00,259 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [703392845] [2023-11-06 21:57:00,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:57:00,260 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 21:57:00,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 21:57:00,261 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/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 21:57:00,267 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/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 21:57:01,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:01,049 INFO L262 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-06 21:57:01,062 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:57:02,166 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 663 proven. 24 refuted. 0 times theorem prover too weak. 1053 trivial. 0 not checked. [2023-11-06 21:57:02,166 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 21:57:02,739 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 21:57:02,739 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [703392845] [2023-11-06 21:57:02,740 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [703392845] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 21:57:02,740 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [16472317] [2023-11-06 21:57:02,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:57:02,741 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-06 21:57:02,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/bin/uautomizer-verify-WvqO1wxjHP/cvc4 [2023-11-06 21:57:02,785 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/bin/uautomizer-verify-WvqO1wxjHP/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-06 21:57:02,827 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/bin/uautomizer-verify-WvqO1wxjHP/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-06 21:57:04,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:04,822 INFO L262 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-06 21:57:04,830 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:57:05,588 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 663 proven. 24 refuted. 0 times theorem prover too weak. 1053 trivial. 0 not checked. [2023-11-06 21:57:05,588 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 21:57:05,905 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [16472317] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 21:57:05,905 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 21:57:05,905 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 9 [2023-11-06 21:57:05,906 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1042575278] [2023-11-06 21:57:05,906 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 21:57:05,907 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-06 21:57:05,907 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 21:57:05,908 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-06 21:57:05,909 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2023-11-06 21:57:05,909 INFO L87 Difference]: Start difference. First operand 195 states and 285 transitions. Second operand has 9 states, 9 states have (on average 6.555555555555555) internal successors, (59), 9 states have internal predecessors, (59), 3 states have call successors, (30), 3 states have call predecessors, (30), 5 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2023-11-06 21:57:09,964 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:57:11,969 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:57:13,972 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:57:15,974 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:57:17,977 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:57:19,980 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:57:19,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:57:19,998 INFO L93 Difference]: Finished difference Result 409 states and 580 transitions. [2023-11-06 21:57:20,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-06 21:57:20,075 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), 3 states have call successors, (30), 3 states have call predecessors, (30), 5 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 194 [2023-11-06 21:57:20,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:57:20,080 INFO L225 Difference]: With dead ends: 409 [2023-11-06 21:57:20,080 INFO L226 Difference]: Without dead ends: 225 [2023-11-06 21:57:20,082 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 476 GetRequests, 460 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=83, Invalid=223, Unknown=0, NotChecked=0, Total=306 [2023-11-06 21:57:20,084 INFO L413 NwaCegarLoop]: 97 mSDtfsCounter, 134 mSDsluCounter, 265 mSDsCounter, 0 mSdLazyCounter, 308 mSolverCounterSat, 66 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 157 SdHoareTripleChecker+Valid, 362 SdHoareTripleChecker+Invalid, 380 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 66 IncrementalHoareTripleChecker+Valid, 308 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.7s IncrementalHoareTripleChecker+Time [2023-11-06 21:57:20,084 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [157 Valid, 362 Invalid, 380 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [66 Valid, 308 Invalid, 6 Unknown, 0 Unchecked, 13.7s Time] [2023-11-06 21:57:20,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states. [2023-11-06 21:57:20,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 211. [2023-11-06 21:57:20,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 211 states, 135 states have (on average 1.2222222222222223) internal successors, (165), 137 states have internal predecessors, (165), 65 states have call successors, (65), 10 states have call predecessors, (65), 10 states have return successors, (65), 63 states have call predecessors, (65), 65 states have call successors, (65) [2023-11-06 21:57:20,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 211 states and 295 transitions. [2023-11-06 21:57:20,183 INFO L78 Accepts]: Start accepts. Automaton has 211 states and 295 transitions. Word has length 194 [2023-11-06 21:57:20,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:57:20,186 INFO L495 AbstractCegarLoop]: Abstraction has 211 states and 295 transitions. [2023-11-06 21:57:20,186 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), 3 states have call successors, (30), 3 states have call predecessors, (30), 5 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2023-11-06 21:57:20,186 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 295 transitions. [2023-11-06 21:57:20,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2023-11-06 21:57:20,191 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:57:20,192 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:57:20,224 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/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 21:57:20,421 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/bin/uautomizer-verify-WvqO1wxjHP/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2023-11-06 21:57:20,611 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/bin/uautomizer-verify-WvqO1wxjHP/cvc4 --incremental --print-success --lang smt [2023-11-06 21:57:20,612 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:57:20,612 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:57:20,612 INFO L85 PathProgramCache]: Analyzing trace with hash 1439872895, now seen corresponding path program 1 times [2023-11-06 21:57:20,613 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 21:57:20,613 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [956474994] [2023-11-06 21:57:20,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:57:20,613 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 21:57:20,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 21:57:20,615 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/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 21:57:20,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-11-06 21:57:21,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:21,261 INFO L262 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-06 21:57:21,266 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:57:26,532 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 36 proven. 884 refuted. 0 times theorem prover too weak. 820 trivial. 0 not checked. [2023-11-06 21:57:26,532 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 21:57:27,494 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 36 proven. 51 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2023-11-06 21:57:27,495 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 21:57:27,495 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [956474994] [2023-11-06 21:57:27,496 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [956474994] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 21:57:27,496 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 21:57:27,496 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 11 [2023-11-06 21:57:27,496 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [379753646] [2023-11-06 21:57:27,497 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 21:57:27,498 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-11-06 21:57:27,498 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 21:57:27,499 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-11-06 21:57:27,499 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2023-11-06 21:57:27,500 INFO L87 Difference]: Start difference. First operand 211 states and 295 transitions. Second operand has 11 states, 11 states have (on average 8.272727272727273) internal successors, (91), 11 states have internal predecessors, (91), 4 states have call successors, (60), 3 states have call predecessors, (60), 5 states have return successors, (60), 4 states have call predecessors, (60), 4 states have call successors, (60) [2023-11-06 21:57:32,616 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:57:39,964 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:57:41,967 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:57:43,973 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:57:45,981 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:57:47,985 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:57:49,990 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:57:51,994 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:57:53,997 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:57:56,002 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:57:58,005 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:58:00,008 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:58:02,011 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:58:03,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:58:03,463 INFO L93 Difference]: Finished difference Result 590 states and 797 transitions. [2023-11-06 21:58:03,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-06 21:58:03,465 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 8.272727272727273) internal successors, (91), 11 states have internal predecessors, (91), 4 states have call successors, (60), 3 states have call predecessors, (60), 5 states have return successors, (60), 4 states have call predecessors, (60), 4 states have call successors, (60) Word has length 195 [2023-11-06 21:58:03,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:58:03,470 INFO L225 Difference]: With dead ends: 590 [2023-11-06 21:58:03,471 INFO L226 Difference]: Without dead ends: 390 [2023-11-06 21:58:03,472 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 404 GetRequests, 382 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=198, Invalid=354, Unknown=0, NotChecked=0, Total=552 [2023-11-06 21:58:03,474 INFO L413 NwaCegarLoop]: 130 mSDtfsCounter, 471 mSDsluCounter, 253 mSDsCounter, 0 mSdLazyCounter, 352 mSolverCounterSat, 207 mSolverCounterUnsat, 12 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 34.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 472 SdHoareTripleChecker+Valid, 383 SdHoareTripleChecker+Invalid, 571 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 207 IncrementalHoareTripleChecker+Valid, 352 IncrementalHoareTripleChecker+Invalid, 12 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 34.6s IncrementalHoareTripleChecker+Time [2023-11-06 21:58:03,474 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [472 Valid, 383 Invalid, 571 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [207 Valid, 352 Invalid, 12 Unknown, 0 Unchecked, 34.6s Time] [2023-11-06 21:58:03,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 390 states. [2023-11-06 21:58:03,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 390 to 311. [2023-11-06 21:58:03,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 311 states, 203 states have (on average 1.2118226600985222) internal successors, (246), 207 states have internal predecessors, (246), 89 states have call successors, (89), 18 states have call predecessors, (89), 18 states have return successors, (89), 85 states have call predecessors, (89), 89 states have call successors, (89) [2023-11-06 21:58:03,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 311 states and 424 transitions. [2023-11-06 21:58:03,532 INFO L78 Accepts]: Start accepts. Automaton has 311 states and 424 transitions. Word has length 195 [2023-11-06 21:58:03,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:58:03,533 INFO L495 AbstractCegarLoop]: Abstraction has 311 states and 424 transitions. [2023-11-06 21:58:03,534 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 8.272727272727273) internal successors, (91), 11 states have internal predecessors, (91), 4 states have call successors, (60), 3 states have call predecessors, (60), 5 states have return successors, (60), 4 states have call predecessors, (60), 4 states have call successors, (60) [2023-11-06 21:58:03,534 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 424 transitions. [2023-11-06 21:58:03,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2023-11-06 21:58:03,538 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:58:03,538 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:58:03,571 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2023-11-06 21:58:03,766 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/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 21:58:03,767 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:58:03,767 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:58:03,767 INFO L85 PathProgramCache]: Analyzing trace with hash -544240717, now seen corresponding path program 1 times [2023-11-06 21:58:03,777 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 21:58:03,777 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [974209755] [2023-11-06 21:58:03,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:58:03,778 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 21:58:03,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 21:58:03,780 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/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 21:58:03,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2023-11-06 21:58:04,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:58:04,541 INFO L262 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-06 21:58:04,545 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:58:05,433 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 717 proven. 63 refuted. 0 times theorem prover too weak. 960 trivial. 0 not checked. [2023-11-06 21:58:05,434 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 21:58:06,110 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 24 proven. 63 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2023-11-06 21:58:06,111 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 21:58:06,111 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [974209755] [2023-11-06 21:58:06,111 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [974209755] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 21:58:06,111 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 21:58:06,112 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2023-11-06 21:58:06,112 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [393773397] [2023-11-06 21:58:06,112 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 21:58:06,113 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-06 21:58:06,114 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 21:58:06,115 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-06 21:58:06,115 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-06 21:58:06,116 INFO L87 Difference]: Start difference. First operand 311 states and 424 transitions. Second operand has 8 states, 8 states have (on average 7.125) internal successors, (57), 8 states have internal predecessors, (57), 2 states have call successors, (51), 2 states have call predecessors, (51), 4 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2023-11-06 21:58:09,554 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:58:11,556 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:58:13,563 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:58:13,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:58:13,571 INFO L93 Difference]: Finished difference Result 453 states and 608 transitions. [2023-11-06 21:58:13,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-06 21:58:13,630 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.125) internal successors, (57), 8 states have internal predecessors, (57), 2 states have call successors, (51), 2 states have call predecessors, (51), 4 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) Word has length 195 [2023-11-06 21:58:13,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:58:13,635 INFO L225 Difference]: With dead ends: 453 [2023-11-06 21:58:13,635 INFO L226 Difference]: Without dead ends: 153 [2023-11-06 21:58:13,640 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 396 GetRequests, 382 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=77, Invalid=133, Unknown=0, NotChecked=0, Total=210 [2023-11-06 21:58:13,641 INFO L413 NwaCegarLoop]: 93 mSDtfsCounter, 131 mSDsluCounter, 125 mSDsCounter, 0 mSdLazyCounter, 179 mSolverCounterSat, 83 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 133 SdHoareTripleChecker+Valid, 218 SdHoareTripleChecker+Invalid, 265 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 179 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.2s IncrementalHoareTripleChecker+Time [2023-11-06 21:58:13,642 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [133 Valid, 218 Invalid, 265 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 179 Invalid, 3 Unknown, 0 Unchecked, 7.2s Time] [2023-11-06 21:58:13,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2023-11-06 21:58:13,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 140. [2023-11-06 21:58:13,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 140 states, 88 states have (on average 1.1590909090909092) internal successors, (102), 89 states have internal predecessors, (102), 42 states have call successors, (42), 9 states have call predecessors, (42), 9 states have return successors, (42), 41 states have call predecessors, (42), 42 states have call successors, (42) [2023-11-06 21:58:13,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 186 transitions. [2023-11-06 21:58:13,668 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 186 transitions. Word has length 195 [2023-11-06 21:58:13,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:58:13,674 INFO L495 AbstractCegarLoop]: Abstraction has 140 states and 186 transitions. [2023-11-06 21:58:13,674 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.125) internal successors, (57), 8 states have internal predecessors, (57), 2 states have call successors, (51), 2 states have call predecessors, (51), 4 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2023-11-06 21:58:13,675 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 186 transitions. [2023-11-06 21:58:13,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2023-11-06 21:58:13,678 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:58:13,678 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:58:13,703 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2023-11-06 21:58:13,894 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/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 21:58:13,894 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:58:13,895 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:58:13,895 INFO L85 PathProgramCache]: Analyzing trace with hash -17349260, now seen corresponding path program 1 times [2023-11-06 21:58:13,895 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 21:58:13,895 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [219324190] [2023-11-06 21:58:13,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:58:13,896 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 21:58:13,896 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 21:58:13,897 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/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 21:58:13,898 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2023-11-06 21:58:14,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:58:14,623 INFO L262 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-06 21:58:14,627 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:58:17,534 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2023-11-06 21:58:17,534 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 21:58:17,535 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 21:58:17,535 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [219324190] [2023-11-06 21:58:17,535 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [219324190] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:58:17,535 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 21:58:17,536 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 21:58:17,536 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [783892053] [2023-11-06 21:58:17,536 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:58:17,537 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 21:58:17,537 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 21:58:17,538 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 21:58:17,538 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-06 21:58:17,538 INFO L87 Difference]: Start difference. First operand 140 states and 186 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, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2023-11-06 21:58:20,552 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:58:22,555 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:58:24,564 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:58:26,568 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:58:26,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:58:26,972 INFO L93 Difference]: Finished difference Result 415 states and 549 transitions. [2023-11-06 21:58:26,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 21:58:26,973 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, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 196 [2023-11-06 21:58:26,974 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:58:26,977 INFO L225 Difference]: With dead ends: 415 [2023-11-06 21:58:26,978 INFO L226 Difference]: Without dead ends: 304 [2023-11-06 21:58:26,979 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 196 GetRequests, 192 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2023-11-06 21:58:26,980 INFO L413 NwaCegarLoop]: 206 mSDtfsCounter, 104 mSDsluCounter, 293 mSDsCounter, 0 mSdLazyCounter, 110 mSolverCounterSat, 62 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 104 SdHoareTripleChecker+Valid, 499 SdHoareTripleChecker+Invalid, 176 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 110 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.3s IncrementalHoareTripleChecker+Time [2023-11-06 21:58:26,980 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [104 Valid, 499 Invalid, 176 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 110 Invalid, 4 Unknown, 0 Unchecked, 9.3s Time] [2023-11-06 21:58:26,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 304 states. [2023-11-06 21:58:27,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 304 to 295. [2023-11-06 21:58:27,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 295 states, 184 states have (on average 1.1467391304347827) internal successors, (211), 185 states have internal predecessors, (211), 90 states have call successors, (90), 20 states have call predecessors, (90), 20 states have return successors, (90), 89 states have call predecessors, (90), 90 states have call successors, (90) [2023-11-06 21:58:27,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 295 states and 391 transitions. [2023-11-06 21:58:27,040 INFO L78 Accepts]: Start accepts. Automaton has 295 states and 391 transitions. Word has length 196 [2023-11-06 21:58:27,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:58:27,041 INFO L495 AbstractCegarLoop]: Abstraction has 295 states and 391 transitions. [2023-11-06 21:58:27,042 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, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2023-11-06 21:58:27,042 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 391 transitions. [2023-11-06 21:58:27,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2023-11-06 21:58:27,044 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:58:27,045 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:58:27,080 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2023-11-06 21:58:27,269 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/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 21:58:27,270 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:58:27,270 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:58:27,270 INFO L85 PathProgramCache]: Analyzing trace with hash 42374676, now seen corresponding path program 1 times [2023-11-06 21:58:27,271 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 21:58:27,271 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1885297896] [2023-11-06 21:58:27,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:58:27,271 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 21:58:27,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 21:58:27,272 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/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 21:58:27,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead5c798-c85d-4add-8c92-ce60237dd839/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2023-11-06 21:58:28,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:58:28,278 INFO L262 TraceCheckSpWp]: Trace formula consists of 321 conjuncts, 45 conjunts are in the unsatisfiable core [2023-11-06 21:58:28,290 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:59:03,962 WARN L293 SmtUtils]: Spent 5.92s on a formula simplification that was a NOOP. DAG size: 65 (called from [L 376] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)