./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-51.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e7bb482b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/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_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-51.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/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_1c875ded-7161-48aa-a8fb-da512ea93082/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 a2084c791d87550f3d94f8de030a033d2f092b886e9479453044cdf29085c5fe --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 21:54:46,935 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 21:54:47,051 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-06 21:54:47,056 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 21:54:47,056 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 21:54:47,094 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 21:54:47,095 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 21:54:47,096 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 21:54:47,097 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 21:54:47,102 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 21:54:47,104 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 21:54:47,104 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 21:54:47,105 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 21:54:47,107 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 21:54:47,107 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 21:54:47,108 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 21:54:47,108 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 21:54:47,108 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 21:54:47,109 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 21:54:47,110 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 21:54:47,110 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 21:54:47,111 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 21:54:47,111 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 21:54:47,111 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 21:54:47,112 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 21:54:47,113 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 21:54:47,113 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 21:54:47,114 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 21:54:47,114 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 21:54:47,115 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 21:54:47,116 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 21:54:47,116 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 21:54:47,116 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 21:54:47,117 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 21:54:47,117 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 21:54:47,117 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 21:54:47,118 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 21:54:47,118 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 21:54:47,118 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 21:54:47,118 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_1c875ded-7161-48aa-a8fb-da512ea93082/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a2084c791d87550f3d94f8de030a033d2f092b886e9479453044cdf29085c5fe [2023-11-06 21:54:47,440 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 21:54:47,463 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 21:54:47,466 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 21:54:47,467 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 21:54:47,468 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 21:54:47,469 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-51.i [2023-11-06 21:54:50,652 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 21:54:50,867 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 21:54:50,868 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-51.i [2023-11-06 21:54:50,879 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/data/c74dcbf06/6dab9529087c4853b7db2ac593ed8f2e/FLAGc462acf6d [2023-11-06 21:54:50,898 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/data/c74dcbf06/6dab9529087c4853b7db2ac593ed8f2e [2023-11-06 21:54:50,901 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 21:54:50,902 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 21:54:50,904 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 21:54:50,904 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 21:54:50,914 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 21:54:50,914 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:54:50" (1/1) ... [2023-11-06 21:54:50,915 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9b82c0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:54:50, skipping insertion in model container [2023-11-06 21:54:50,915 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:54:50" (1/1) ... [2023-11-06 21:54:50,968 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 21:54:51,180 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_1c875ded-7161-48aa-a8fb-da512ea93082/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-51.i[919,932] [2023-11-06 21:54:51,304 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 21:54:51,317 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 21:54:51,330 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_1c875ded-7161-48aa-a8fb-da512ea93082/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-51.i[919,932] [2023-11-06 21:54:51,363 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 21:54:51,382 INFO L206 MainTranslator]: Completed translation [2023-11-06 21:54:51,383 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:54:51 WrapperNode [2023-11-06 21:54:51,383 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 21:54:51,384 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 21:54:51,384 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 21:54:51,385 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 21:54:51,392 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:54:51" (1/1) ... [2023-11-06 21:54:51,404 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:54:51" (1/1) ... [2023-11-06 21:54:51,443 INFO L138 Inliner]: procedures = 26, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 216 [2023-11-06 21:54:51,443 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 21:54:51,444 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 21:54:51,444 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 21:54:51,444 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 21:54:51,454 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:54:51" (1/1) ... [2023-11-06 21:54:51,454 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:54:51" (1/1) ... [2023-11-06 21:54:51,458 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:54:51" (1/1) ... [2023-11-06 21:54:51,458 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:54:51" (1/1) ... [2023-11-06 21:54:51,470 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:54:51" (1/1) ... [2023-11-06 21:54:51,475 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:54:51" (1/1) ... [2023-11-06 21:54:51,478 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:54:51" (1/1) ... [2023-11-06 21:54:51,480 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:54:51" (1/1) ... [2023-11-06 21:54:51,485 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 21:54:51,486 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 21:54:51,487 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 21:54:51,487 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 21:54:51,488 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:54:51" (1/1) ... [2023-11-06 21:54:51,494 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 21:54:51,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:54:51,523 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 21:54:51,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 21:54:51,572 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 21:54:51,573 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 21:54:51,574 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 21:54:51,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 21:54:51,575 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 21:54:51,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 21:54:51,715 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 21:54:51,717 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 21:54:52,313 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 21:54:52,321 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 21:54:52,321 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-06 21:54:52,324 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:54:52 BoogieIcfgContainer [2023-11-06 21:54:52,324 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 21:54:52,327 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 21:54:52,327 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 21:54:52,331 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 21:54:52,331 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 09:54:50" (1/3) ... [2023-11-06 21:54:52,332 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d58c06e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:54:52, skipping insertion in model container [2023-11-06 21:54:52,332 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:54:51" (2/3) ... [2023-11-06 21:54:52,332 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d58c06e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:54:52, skipping insertion in model container [2023-11-06 21:54:52,333 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:54:52" (3/3) ... [2023-11-06 21:54:52,334 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-51.i [2023-11-06 21:54:52,355 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 21:54:52,355 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 21:54:52,410 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 21:54:52,415 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;@1f706681, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 21:54:52,416 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 21:54:52,421 INFO L276 IsEmpty]: Start isEmpty. Operand has 94 states, 59 states have (on average 1.4406779661016949) internal successors, (85), 60 states have internal predecessors, (85), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-06 21:54:52,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2023-11-06 21:54:52,441 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:54:52,442 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 21:54:52,442 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:54:52,448 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:54:52,448 INFO L85 PathProgramCache]: Analyzing trace with hash 1855474707, now seen corresponding path program 1 times [2023-11-06 21:54:52,457 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:54:52,458 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1275194544] [2023-11-06 21:54:52,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:54:52,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:54:52,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:52,814 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 21:54:52,814 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1275194544] [2023-11-06 21:54:52,815 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-06 21:54:52,816 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [353914930] [2023-11-06 21:54:52,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:54:52,816 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:54:52,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:54:52,820 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 21:54:52,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-06 21:54:53,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:53,113 INFO L262 TraceCheckSpWp]: Trace formula consists of 494 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-06 21:54:53,138 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:54:53,238 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 1922 trivial. 0 not checked. [2023-11-06 21:54:53,240 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 21:54:53,249 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [353914930] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:54:53,250 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 21:54:53,250 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 21:54:53,253 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2119749791] [2023-11-06 21:54:53,254 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:54:53,259 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 21:54:53,259 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 21:54:53,299 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 21:54:53,300 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 21:54:53,302 INFO L87 Difference]: Start difference. First operand has 94 states, 59 states have (on average 1.4406779661016949) internal successors, (85), 60 states have internal predecessors, (85), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-06 21:54:53,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:54:53,344 INFO L93 Difference]: Finished difference Result 180 states and 322 transitions. [2023-11-06 21:54:53,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 21:54:53,346 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 2 states have call successors, (32) Word has length 202 [2023-11-06 21:54:53,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:54:53,357 INFO L225 Difference]: With dead ends: 180 [2023-11-06 21:54:53,357 INFO L226 Difference]: Without dead ends: 89 [2023-11-06 21:54:53,363 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 201 GetRequests, 201 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 21:54:53,367 INFO L413 NwaCegarLoop]: 139 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 139 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 21:54:53,369 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 139 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 21:54:53,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2023-11-06 21:54:53,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2023-11-06 21:54:53,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 55 states have (on average 1.3636363636363635) internal successors, (75), 55 states have internal predecessors, (75), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-06 21:54:53,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 139 transitions. [2023-11-06 21:54:53,436 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 139 transitions. Word has length 202 [2023-11-06 21:54:53,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:54:53,437 INFO L495 AbstractCegarLoop]: Abstraction has 89 states and 139 transitions. [2023-11-06 21:54:53,437 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-06 21:54:53,438 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 139 transitions. [2023-11-06 21:54:53,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2023-11-06 21:54:53,444 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:54:53,445 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 21:54:53,454 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-06 21:54:53,651 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-06 21:54:53,652 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:54:53,653 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:54:53,653 INFO L85 PathProgramCache]: Analyzing trace with hash 897717455, now seen corresponding path program 1 times [2023-11-06 21:54:53,653 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:54:53,654 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [488042166] [2023-11-06 21:54:53,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:54:53,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:54:53,768 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 21:54:53,768 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [516500863] [2023-11-06 21:54:53,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:54:53,769 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:54:53,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:54:53,770 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 21:54:53,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-06 21:54:53,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:53,960 INFO L262 TraceCheckSpWp]: Trace formula consists of 494 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-06 21:54:53,970 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:54:54,245 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 783 proven. 69 refuted. 0 times theorem prover too weak. 1132 trivial. 0 not checked. [2023-11-06 21:54:54,245 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 21:54:54,520 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 24 proven. 69 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2023-11-06 21:54:54,521 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 21:54:54,521 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [488042166] [2023-11-06 21:54:54,521 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 21:54:54,522 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [516500863] [2023-11-06 21:54:54,522 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [516500863] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 21:54:54,522 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 21:54:54,523 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2023-11-06 21:54:54,523 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [124390156] [2023-11-06 21:54:54,523 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 21:54:54,525 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-06 21:54:54,526 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 21:54:54,527 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-06 21:54:54,528 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-06 21:54:54,528 INFO L87 Difference]: Start difference. First operand 89 states and 139 transitions. Second operand has 8 states, 8 states have (on average 8.875) internal successors, (71), 8 states have internal predecessors, (71), 3 states have call successors, (55), 2 states have call predecessors, (55), 4 states have return successors, (56), 3 states have call predecessors, (56), 3 states have call successors, (56) [2023-11-06 21:54:54,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:54:54,829 INFO L93 Difference]: Finished difference Result 181 states and 280 transitions. [2023-11-06 21:54:54,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-06 21:54:54,830 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.875) internal successors, (71), 8 states have internal predecessors, (71), 3 states have call successors, (55), 2 states have call predecessors, (55), 4 states have return successors, (56), 3 states have call predecessors, (56), 3 states have call successors, (56) Word has length 202 [2023-11-06 21:54:54,831 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:54:54,834 INFO L225 Difference]: With dead ends: 181 [2023-11-06 21:54:54,834 INFO L226 Difference]: Without dead ends: 95 [2023-11-06 21:54:54,835 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 406 GetRequests, 396 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=79, Unknown=0, NotChecked=0, Total=132 [2023-11-06 21:54:54,837 INFO L413 NwaCegarLoop]: 93 mSDtfsCounter, 66 mSDsluCounter, 120 mSDsCounter, 0 mSdLazyCounter, 205 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 74 SdHoareTripleChecker+Valid, 213 SdHoareTripleChecker+Invalid, 209 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 205 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-06 21:54:54,838 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [74 Valid, 213 Invalid, 209 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 205 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-06 21:54:54,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2023-11-06 21:54:54,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 93. [2023-11-06 21:54:54,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 58 states have (on average 1.3275862068965518) internal successors, (77), 58 states have internal predecessors, (77), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-06 21:54:54,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 141 transitions. [2023-11-06 21:54:54,861 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 141 transitions. Word has length 202 [2023-11-06 21:54:54,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:54:54,862 INFO L495 AbstractCegarLoop]: Abstraction has 93 states and 141 transitions. [2023-11-06 21:54:54,863 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.875) internal successors, (71), 8 states have internal predecessors, (71), 3 states have call successors, (55), 2 states have call predecessors, (55), 4 states have return successors, (56), 3 states have call predecessors, (56), 3 states have call successors, (56) [2023-11-06 21:54:54,863 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 141 transitions. [2023-11-06 21:54:54,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2023-11-06 21:54:54,868 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:54:54,868 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 21:54:54,882 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-06 21:54:55,083 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2023-11-06 21:54:55,083 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:54:55,083 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:54:55,084 INFO L85 PathProgramCache]: Analyzing trace with hash -123350899, now seen corresponding path program 1 times [2023-11-06 21:54:55,084 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:54:55,084 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1898114052] [2023-11-06 21:54:55,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:54:55,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:54:55,209 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 21:54:55,213 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1600892339] [2023-11-06 21:54:55,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:54:55,215 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:54:55,215 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:54:55,221 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 21:54:55,230 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-06 21:54:55,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:55,415 INFO L262 TraceCheckSpWp]: Trace formula consists of 492 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-06 21:54:55,427 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:54:55,635 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1003 proven. 39 refuted. 0 times theorem prover too weak. 942 trivial. 0 not checked. [2023-11-06 21:54:55,636 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 21:54:55,867 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 54 proven. 39 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2023-11-06 21:54:55,867 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 21:54:55,867 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1898114052] [2023-11-06 21:54:55,868 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 21:54:55,869 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1600892339] [2023-11-06 21:54:55,869 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1600892339] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 21:54:55,869 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 21:54:55,870 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2023-11-06 21:54:55,870 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [83257295] [2023-11-06 21:54:55,870 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 21:54:55,872 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-06 21:54:55,873 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 21:54:55,874 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-06 21:54:55,874 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-06 21:54:55,876 INFO L87 Difference]: Start difference. First operand 93 states and 141 transitions. Second operand has 8 states, 8 states have (on average 6.75) internal successors, (54), 8 states have internal predecessors, (54), 2 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2023-11-06 21:54:56,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:54:56,691 INFO L93 Difference]: Finished difference Result 288 states and 429 transitions. [2023-11-06 21:54:56,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-06 21:54:56,692 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.75) internal successors, (54), 8 states have internal predecessors, (54), 2 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) Word has length 202 [2023-11-06 21:54:56,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:54:56,701 INFO L225 Difference]: With dead ends: 288 [2023-11-06 21:54:56,702 INFO L226 Difference]: Without dead ends: 198 [2023-11-06 21:54:56,706 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 414 GetRequests, 395 SyntacticMatches, 2 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=112, Invalid=230, Unknown=0, NotChecked=0, Total=342 [2023-11-06 21:54:56,711 INFO L413 NwaCegarLoop]: 174 mSDtfsCounter, 299 mSDsluCounter, 303 mSDsCounter, 0 mSdLazyCounter, 413 mSolverCounterSat, 141 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 318 SdHoareTripleChecker+Valid, 477 SdHoareTripleChecker+Invalid, 554 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 141 IncrementalHoareTripleChecker+Valid, 413 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-06 21:54:56,712 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [318 Valid, 477 Invalid, 554 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [141 Valid, 413 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-06 21:54:56,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2023-11-06 21:54:56,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 103. [2023-11-06 21:54:56,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 67 states have (on average 1.3134328358208955) internal successors, (88), 67 states have internal predecessors, (88), 32 states have call successors, (32), 3 states have call predecessors, (32), 3 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-06 21:54:56,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 152 transitions. [2023-11-06 21:54:56,748 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 152 transitions. Word has length 202 [2023-11-06 21:54:56,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:54:56,749 INFO L495 AbstractCegarLoop]: Abstraction has 103 states and 152 transitions. [2023-11-06 21:54:56,750 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.75) internal successors, (54), 8 states have internal predecessors, (54), 2 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2023-11-06 21:54:56,750 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 152 transitions. [2023-11-06 21:54:56,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2023-11-06 21:54:56,753 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:54:56,754 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 21:54:56,765 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-06 21:54:56,960 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2023-11-06 21:54:56,961 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:54:56,961 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:54:56,961 INFO L85 PathProgramCache]: Analyzing trace with hash -600057403, now seen corresponding path program 1 times [2023-11-06 21:54:56,962 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:54:56,962 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [221682882] [2023-11-06 21:54:56,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:54:56,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:54:57,019 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 21:54:57,019 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1755365928] [2023-11-06 21:54:57,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:54:57,021 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:54:57,022 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:54:57,023 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 21:54:57,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-06 21:54:57,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:57,226 INFO L262 TraceCheckSpWp]: Trace formula consists of 493 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-06 21:54:57,234 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:54:57,478 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-06 21:54:57,478 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 21:54:57,479 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 21:54:57,479 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [221682882] [2023-11-06 21:54:57,479 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 21:54:57,479 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1755365928] [2023-11-06 21:54:57,480 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1755365928] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:54:57,480 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 21:54:57,480 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 21:54:57,480 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1637981015] [2023-11-06 21:54:57,480 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:54:57,482 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 21:54:57,482 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 21:54:57,484 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 21:54:57,484 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 21:54:57,485 INFO L87 Difference]: Start difference. First operand 103 states and 152 transitions. Second operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 21:54:57,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:54:57,666 INFO L93 Difference]: Finished difference Result 304 states and 451 transitions. [2023-11-06 21:54:57,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 21:54:57,667 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 204 [2023-11-06 21:54:57,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:54:57,672 INFO L225 Difference]: With dead ends: 304 [2023-11-06 21:54:57,672 INFO L226 Difference]: Without dead ends: 204 [2023-11-06 21:54:57,673 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 201 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-06 21:54:57,680 INFO L413 NwaCegarLoop]: 135 mSDtfsCounter, 94 mSDsluCounter, 253 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 65 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 94 SdHoareTripleChecker+Valid, 388 SdHoareTripleChecker+Invalid, 85 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 21:54:57,682 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [94 Valid, 388 Invalid, 85 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 21:54:57,686 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204 states. [2023-11-06 21:54:57,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204 to 168. [2023-11-06 21:54:57,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 168 states, 97 states have (on average 1.2164948453608246) internal successors, (118), 97 states have internal predecessors, (118), 64 states have call successors, (64), 6 states have call predecessors, (64), 6 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2023-11-06 21:54:57,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 168 states and 246 transitions. [2023-11-06 21:54:57,751 INFO L78 Accepts]: Start accepts. Automaton has 168 states and 246 transitions. Word has length 204 [2023-11-06 21:54:57,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:54:57,752 INFO L495 AbstractCegarLoop]: Abstraction has 168 states and 246 transitions. [2023-11-06 21:54:57,753 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 21:54:57,753 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 246 transitions. [2023-11-06 21:54:57,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-11-06 21:54:57,756 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:54:57,756 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 21:54:57,771 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-11-06 21:54:57,963 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:54:57,963 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:54:57,963 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:54:57,964 INFO L85 PathProgramCache]: Analyzing trace with hash -383525785, now seen corresponding path program 1 times [2023-11-06 21:54:57,964 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:54:57,964 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1994440933] [2023-11-06 21:54:57,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:54:57,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:54:58,034 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 21:54:58,036 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1472324380] [2023-11-06 21:54:58,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:54:58,036 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:54:58,036 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:54:58,037 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 21:54:58,061 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-06 21:54:58,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:58,259 INFO L262 TraceCheckSpWp]: Trace formula consists of 491 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-06 21:54:58,265 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:54:58,532 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-06 21:54:58,533 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 21:54:58,534 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 21:54:58,534 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1994440933] [2023-11-06 21:54:58,537 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 21:54:58,538 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1472324380] [2023-11-06 21:54:58,538 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1472324380] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:54:58,538 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 21:54:58,538 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 21:54:58,539 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [681058453] [2023-11-06 21:54:58,539 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:54:58,540 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 21:54:58,541 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 21:54:58,544 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 21:54:58,544 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-06 21:54:58,545 INFO L87 Difference]: Start difference. First operand 168 states and 246 transitions. Second operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 21:54:58,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:54:58,754 INFO L93 Difference]: Finished difference Result 376 states and 553 transitions. [2023-11-06 21:54:58,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 21:54:58,755 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 205 [2023-11-06 21:54:58,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:54:58,761 INFO L225 Difference]: With dead ends: 376 [2023-11-06 21:54:58,761 INFO L226 Difference]: Without dead ends: 276 [2023-11-06 21:54:58,762 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 206 GetRequests, 201 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2023-11-06 21:54:58,763 INFO L413 NwaCegarLoop]: 132 mSDtfsCounter, 160 mSDsluCounter, 291 mSDsCounter, 0 mSdLazyCounter, 85 mSolverCounterSat, 65 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 160 SdHoareTripleChecker+Valid, 423 SdHoareTripleChecker+Invalid, 150 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 85 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 21:54:58,763 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [160 Valid, 423 Invalid, 150 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 85 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 21:54:58,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 276 states. [2023-11-06 21:54:58,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 276 to 266. [2023-11-06 21:54:58,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 266 states, 160 states have (on average 1.25625) internal successors, (201), 160 states have internal predecessors, (201), 96 states have call successors, (96), 9 states have call predecessors, (96), 9 states have return successors, (96), 96 states have call predecessors, (96), 96 states have call successors, (96) [2023-11-06 21:54:58,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 266 states and 393 transitions. [2023-11-06 21:54:58,861 INFO L78 Accepts]: Start accepts. Automaton has 266 states and 393 transitions. Word has length 205 [2023-11-06 21:54:58,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:54:58,865 INFO L495 AbstractCegarLoop]: Abstraction has 266 states and 393 transitions. [2023-11-06 21:54:58,865 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 21:54:58,865 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 393 transitions. [2023-11-06 21:54:58,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-11-06 21:54:58,869 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:54:58,869 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 21:54:58,883 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-06 21:54:59,083 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:54:59,084 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:54:59,084 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:54:59,084 INFO L85 PathProgramCache]: Analyzing trace with hash 1400837982, now seen corresponding path program 1 times [2023-11-06 21:54:59,085 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:54:59,085 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1994116031] [2023-11-06 21:54:59,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:54:59,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:54:59,123 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 21:54:59,123 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2115418539] [2023-11-06 21:54:59,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:54:59,123 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:54:59,123 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:54:59,125 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 21:54:59,153 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-06 21:54:59,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:59,318 INFO L262 TraceCheckSpWp]: Trace formula consists of 490 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-06 21:54:59,323 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:54:59,592 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-06 21:54:59,592 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 21:54:59,592 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 21:54:59,592 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1994116031] [2023-11-06 21:54:59,593 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 21:54:59,593 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2115418539] [2023-11-06 21:54:59,593 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2115418539] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:54:59,593 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 21:54:59,593 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 21:54:59,594 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [851644464] [2023-11-06 21:54:59,594 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:54:59,595 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 21:54:59,595 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 21:54:59,595 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 21:54:59,596 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-06 21:54:59,596 INFO L87 Difference]: Start difference. First operand 266 states and 393 transitions. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 21:54:59,804 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:54:59,804 INFO L93 Difference]: Finished difference Result 474 states and 699 transitions. [2023-11-06 21:54:59,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 21:54:59,805 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 206 [2023-11-06 21:54:59,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:54:59,812 INFO L225 Difference]: With dead ends: 474 [2023-11-06 21:54:59,812 INFO L226 Difference]: Without dead ends: 276 [2023-11-06 21:54:59,813 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 202 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2023-11-06 21:54:59,815 INFO L413 NwaCegarLoop]: 133 mSDtfsCounter, 155 mSDsluCounter, 291 mSDsCounter, 0 mSdLazyCounter, 84 mSolverCounterSat, 65 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 155 SdHoareTripleChecker+Valid, 424 SdHoareTripleChecker+Invalid, 149 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 84 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 21:54:59,815 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [155 Valid, 424 Invalid, 149 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 84 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 21:54:59,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 276 states. [2023-11-06 21:54:59,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 276 to 266. [2023-11-06 21:54:59,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 266 states, 160 states have (on average 1.25) internal successors, (200), 160 states have internal predecessors, (200), 96 states have call successors, (96), 9 states have call predecessors, (96), 9 states have return successors, (96), 96 states have call predecessors, (96), 96 states have call successors, (96) [2023-11-06 21:54:59,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 266 states and 392 transitions. [2023-11-06 21:54:59,900 INFO L78 Accepts]: Start accepts. Automaton has 266 states and 392 transitions. Word has length 206 [2023-11-06 21:54:59,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:54:59,902 INFO L495 AbstractCegarLoop]: Abstraction has 266 states and 392 transitions. [2023-11-06 21:54:59,902 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 21:54:59,902 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 392 transitions. [2023-11-06 21:54:59,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2023-11-06 21:54:59,907 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:54:59,907 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 21:54:59,918 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-11-06 21:55:00,113 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:55:00,114 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:55:00,114 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:55:00,114 INFO L85 PathProgramCache]: Analyzing trace with hash -1644013380, now seen corresponding path program 1 times [2023-11-06 21:55:00,115 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:55:00,115 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1784172859] [2023-11-06 21:55:00,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:55:00,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:55:00,159 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 21:55:00,159 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [686603070] [2023-11-06 21:55:00,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:55:00,160 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:55:00,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:55:00,161 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 21:55:00,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-06 21:55:00,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:00,408 INFO L262 TraceCheckSpWp]: Trace formula consists of 493 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-06 21:55:00,415 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:55:01,619 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1457 proven. 87 refuted. 0 times theorem prover too weak. 440 trivial. 0 not checked. [2023-11-06 21:55:01,619 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 21:55:03,394 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 78 proven. 15 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2023-11-06 21:55:03,394 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 21:55:03,394 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1784172859] [2023-11-06 21:55:03,395 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 21:55:03,395 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [686603070] [2023-11-06 21:55:03,395 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [686603070] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 21:55:03,395 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 21:55:03,395 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 8] total 19 [2023-11-06 21:55:03,396 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1827403973] [2023-11-06 21:55:03,396 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 21:55:03,397 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2023-11-06 21:55:03,397 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 21:55:03,398 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2023-11-06 21:55:03,399 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=109, Invalid=233, Unknown=0, NotChecked=0, Total=342 [2023-11-06 21:55:03,399 INFO L87 Difference]: Start difference. First operand 266 states and 392 transitions. Second operand has 19 states, 17 states have (on average 6.176470588235294) internal successors, (105), 17 states have internal predecessors, (105), 8 states have call successors, (51), 5 states have call predecessors, (51), 9 states have return successors, (52), 10 states have call predecessors, (52), 8 states have call successors, (52) [2023-11-06 21:55:11,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:55:11,277 INFO L93 Difference]: Finished difference Result 536 states and 747 transitions. [2023-11-06 21:55:11,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-11-06 21:55:11,279 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 17 states have (on average 6.176470588235294) internal successors, (105), 17 states have internal predecessors, (105), 8 states have call successors, (51), 5 states have call predecessors, (51), 9 states have return successors, (52), 10 states have call predecessors, (52), 8 states have call successors, (52) Word has length 207 [2023-11-06 21:55:11,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:55:11,283 INFO L225 Difference]: With dead ends: 536 [2023-11-06 21:55:11,283 INFO L226 Difference]: Without dead ends: 338 [2023-11-06 21:55:11,285 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 424 GetRequests, 395 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 214 ImplicationChecksByTransitivity, 5.0s TimeCoverageRelationStatistics Valid=291, Invalid=639, Unknown=0, NotChecked=0, Total=930 [2023-11-06 21:55:11,286 INFO L413 NwaCegarLoop]: 99 mSDtfsCounter, 201 mSDsluCounter, 279 mSDsCounter, 0 mSdLazyCounter, 401 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 213 SdHoareTripleChecker+Valid, 378 SdHoareTripleChecker+Invalid, 544 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 143 IncrementalHoareTripleChecker+Valid, 401 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2023-11-06 21:55:11,287 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [213 Valid, 378 Invalid, 544 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 401 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2023-11-06 21:55:11,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 338 states. [2023-11-06 21:55:11,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 338 to 314. [2023-11-06 21:55:11,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 314 states, 196 states have (on average 1.1938775510204083) internal successors, (234), 196 states have internal predecessors, (234), 96 states have call successors, (96), 21 states have call predecessors, (96), 21 states have return successors, (96), 96 states have call predecessors, (96), 96 states have call successors, (96) [2023-11-06 21:55:11,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 314 states and 426 transitions. [2023-11-06 21:55:11,381 INFO L78 Accepts]: Start accepts. Automaton has 314 states and 426 transitions. Word has length 207 [2023-11-06 21:55:11,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:55:11,383 INFO L495 AbstractCegarLoop]: Abstraction has 314 states and 426 transitions. [2023-11-06 21:55:11,383 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 17 states have (on average 6.176470588235294) internal successors, (105), 17 states have internal predecessors, (105), 8 states have call successors, (51), 5 states have call predecessors, (51), 9 states have return successors, (52), 10 states have call predecessors, (52), 8 states have call successors, (52) [2023-11-06 21:55:11,383 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 426 transitions. [2023-11-06 21:55:11,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2023-11-06 21:55:11,388 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:55:11,389 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 21:55:11,401 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-11-06 21:55:11,601 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:55:11,602 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:55:11,602 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:55:11,602 INFO L85 PathProgramCache]: Analyzing trace with hash -1642166338, now seen corresponding path program 1 times [2023-11-06 21:55:11,602 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:55:11,603 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [481865331] [2023-11-06 21:55:11,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:55:11,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:55:11,649 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 21:55:11,649 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [236674437] [2023-11-06 21:55:11,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:55:11,649 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:55:11,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:55:11,651 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 21:55:11,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-06 21:55:11,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 21:55:11,894 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 21:55:11,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 21:55:12,192 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 21:55:12,192 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-06 21:55:12,193 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-06 21:55:12,202 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-11-06 21:55:12,402 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2023-11-06 21:55:12,405 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 21:55:12,410 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-06 21:55:12,597 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 09:55:12 BoogieIcfgContainer [2023-11-06 21:55:12,597 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 21:55:12,598 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 21:55:12,598 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 21:55:12,598 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 21:55:12,599 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:54:52" (3/4) ... [2023-11-06 21:55:12,601 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-06 21:55:12,602 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 21:55:12,603 INFO L158 Benchmark]: Toolchain (without parser) took 21700.83ms. Allocated memory was 127.9MB in the beginning and 234.9MB in the end (delta: 107.0MB). Free memory was 83.0MB in the beginning and 105.9MB in the end (delta: -22.9MB). Peak memory consumption was 86.0MB. Max. memory is 16.1GB. [2023-11-06 21:55:12,603 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 127.9MB. Free memory is still 98.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 21:55:12,604 INFO L158 Benchmark]: CACSL2BoogieTranslator took 479.84ms. Allocated memory is still 127.9MB. Free memory was 82.8MB in the beginning and 67.0MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-06 21:55:12,604 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.08ms. Allocated memory is still 127.9MB. Free memory was 67.0MB in the beginning and 63.4MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-06 21:55:12,605 INFO L158 Benchmark]: Boogie Preprocessor took 41.54ms. Allocated memory is still 127.9MB. Free memory was 63.4MB in the beginning and 61.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 21:55:12,605 INFO L158 Benchmark]: RCFGBuilder took 837.73ms. Allocated memory was 127.9MB in the beginning and 161.5MB in the end (delta: 33.6MB). Free memory was 61.3MB in the beginning and 128.0MB in the end (delta: -66.6MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-06 21:55:12,606 INFO L158 Benchmark]: TraceAbstraction took 20270.34ms. Allocated memory was 161.5MB in the beginning and 234.9MB in the end (delta: 73.4MB). Free memory was 127.1MB in the beginning and 105.9MB in the end (delta: 21.2MB). Peak memory consumption was 94.4MB. Max. memory is 16.1GB. [2023-11-06 21:55:12,606 INFO L158 Benchmark]: Witness Printer took 4.59ms. Allocated memory is still 234.9MB. Free memory is still 105.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 21:55:12,608 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 127.9MB. Free memory is still 98.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 479.84ms. Allocated memory is still 127.9MB. Free memory was 82.8MB in the beginning and 67.0MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.08ms. Allocated memory is still 127.9MB. Free memory was 67.0MB in the beginning and 63.4MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.54ms. Allocated memory is still 127.9MB. Free memory was 63.4MB in the beginning and 61.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 837.73ms. Allocated memory was 127.9MB in the beginning and 161.5MB in the end (delta: 33.6MB). Free memory was 61.3MB in the beginning and 128.0MB in the end (delta: -66.6MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * TraceAbstraction took 20270.34ms. Allocated memory was 161.5MB in the beginning and 234.9MB in the end (delta: 73.4MB). Free memory was 127.1MB in the beginning and 105.9MB in the end (delta: 21.2MB). Peak memory consumption was 94.4MB. Max. memory is 16.1GB. * Witness Printer took 4.59ms. Allocated memory is still 234.9MB. Free memory is still 105.9MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 206, overapproximation of someBinaryFLOATComparisonOperation at line 194, overapproximation of someUnaryDOUBLEoperation at line 37. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 128; [L23] double var_1_4 = 32.3; [L24] double var_1_5 = 0.25; [L25] unsigned char var_1_7 = 2; [L26] signed char var_1_8 = -10; [L27] signed char var_1_9 = 5; [L28] signed char var_1_10 = 4; [L29] signed char var_1_11 = 100; [L30] unsigned long int var_1_12 = 8; [L31] unsigned char var_1_13 = 0; [L32] unsigned long int var_1_15 = 1114432789; [L33] double var_1_17 = 256.8; [L34] double var_1_18 = 1.25; [L35] unsigned long int var_1_19 = 16; [L36] unsigned char var_1_21 = 1; [L37] double var_1_22 = -0.5; [L38] unsigned char var_1_23 = 0; [L39] unsigned char var_1_24 = 1; [L40] float var_1_25 = -0.575; [L41] signed char var_1_27 = 5; [L42] signed char var_1_28 = 1; [L43] float var_1_30 = 10.8; [L44] float var_1_31 = 49.2; [L45] float var_1_32 = 0.4; [L46] unsigned char var_1_33 = 10; [L47] unsigned char var_1_37 = 64; [L48] signed char var_1_38 = -8; [L49] unsigned short int var_1_40 = 200; [L50] unsigned long int var_1_42 = 2; [L51] unsigned long int var_1_44 = 10; [L52] unsigned short int var_1_45 = 16; [L53] unsigned char last_1_var_1_1 = 128; [L54] unsigned long int last_1_var_1_12 = 8; [L55] double last_1_var_1_17 = 256.8; [L56] unsigned char last_1_var_1_21 = 1; VAL [isInitial=0, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_4=323/10, var_1_5=1/4, var_1_7=2, var_1_8=-10, var_1_9=5] [L210] isInitial = 1 [L211] FCALL initially() [L212] COND TRUE 1 [L213] CALL updateLastVariables() [L200] last_1_var_1_1 = var_1_1 [L201] last_1_var_1_12 = var_1_12 [L202] last_1_var_1_17 = var_1_17 [L203] last_1_var_1_21 = var_1_21 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_4=323/10, var_1_5=1/4, var_1_7=2, var_1_8=-10, var_1_9=5] [L213] RET updateLastVariables() [L214] CALL updateVariables() [L148] var_1_4 = __VERIFIER_nondet_double() [L149] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=1/4, var_1_7=2, var_1_8=-10, var_1_9=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=1/4, var_1_7=2, var_1_8=-10, var_1_9=5] [L149] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=1/4, var_1_7=2, var_1_8=-10, var_1_9=5] [L150] var_1_5 = __VERIFIER_nondet_double() [L151] CALL assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=2, var_1_8=-10, var_1_9=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=2, var_1_8=-10, var_1_9=5] [L151] RET assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=2, var_1_8=-10, var_1_9=5] [L152] var_1_7 = __VERIFIER_nondet_uchar() [L153] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=5] [L153] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=5] [L154] CALL assume_abort_if_not(var_1_7 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=5] [L154] RET assume_abort_if_not(var_1_7 <= 254) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=5] [L155] var_1_9 = __VERIFIER_nondet_char() [L156] CALL assume_abort_if_not(var_1_9 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L156] RET assume_abort_if_not(var_1_9 >= -1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L157] CALL assume_abort_if_not(var_1_9 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L157] RET assume_abort_if_not(var_1_9 <= 126) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L158] var_1_10 = __VERIFIER_nondet_char() [L159] CALL assume_abort_if_not(var_1_10 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L159] RET assume_abort_if_not(var_1_10 >= -1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L160] CALL assume_abort_if_not(var_1_10 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L160] RET assume_abort_if_not(var_1_10 <= 126) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L161] var_1_11 = __VERIFIER_nondet_char() [L162] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L162] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L163] CALL assume_abort_if_not(var_1_11 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L163] RET assume_abort_if_not(var_1_11 <= 126) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L164] var_1_13 = __VERIFIER_nondet_uchar() [L165] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L165] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L166] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L166] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L167] var_1_15 = __VERIFIER_nondet_ulong() [L168] CALL assume_abort_if_not(var_1_15 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L168] RET assume_abort_if_not(var_1_15 >= 1073741823) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L169] CALL assume_abort_if_not(var_1_15 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L169] RET assume_abort_if_not(var_1_15 <= 2147483647) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L170] var_1_18 = __VERIFIER_nondet_double() [L171] CALL assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L171] RET assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L172] var_1_22 = __VERIFIER_nondet_double() [L173] CALL assume_abort_if_not((var_1_22 >= -922337.2036854776000e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854776000e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L173] RET assume_abort_if_not((var_1_22 >= -922337.2036854776000e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854776000e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L174] CALL assume_abort_if_not(var_1_22 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L174] RET assume_abort_if_not(var_1_22 != 0.0F) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L175] var_1_23 = __VERIFIER_nondet_uchar() [L176] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L176] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L177] CALL assume_abort_if_not(var_1_23 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L177] RET assume_abort_if_not(var_1_23 <= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L178] var_1_24 = __VERIFIER_nondet_uchar() [L179] CALL assume_abort_if_not(var_1_24 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L179] RET assume_abort_if_not(var_1_24 >= 1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L180] CALL assume_abort_if_not(var_1_24 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L180] RET assume_abort_if_not(var_1_24 <= 1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L181] var_1_27 = __VERIFIER_nondet_char() [L182] CALL assume_abort_if_not(var_1_27 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=-127, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=-127, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L182] RET assume_abort_if_not(var_1_27 >= -128) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=-127, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L183] CALL assume_abort_if_not(var_1_27 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=-127, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=-127, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L183] RET assume_abort_if_not(var_1_27 <= 127) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=-127, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L184] CALL assume_abort_if_not(var_1_27 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=-127, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=-127, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L184] RET assume_abort_if_not(var_1_27 != 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=-127, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L185] var_1_28 = __VERIFIER_nondet_char() [L186] CALL assume_abort_if_not(var_1_28 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=-127, var_1_28=-128, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=-127, var_1_28=-128, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L186] RET assume_abort_if_not(var_1_28 >= -128) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=-127, var_1_28=-128, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L187] CALL assume_abort_if_not(var_1_28 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=-127, var_1_28=-128, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=-127, var_1_28=-128, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L187] RET assume_abort_if_not(var_1_28 <= 127) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=-127, var_1_28=-128, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L188] CALL assume_abort_if_not(var_1_28 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=-127, var_1_28=-128, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=-127, var_1_28=-128, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L188] RET assume_abort_if_not(var_1_28 != 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=-127, var_1_28=-128, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L189] var_1_30 = __VERIFIER_nondet_float() [L190] CALL assume_abort_if_not((var_1_30 >= 0.0F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 9223372.036854765600e+12F && var_1_30 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=-127, var_1_28=-128, var_1_30=5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=-127, var_1_28=-128, var_1_30=5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L190] RET assume_abort_if_not((var_1_30 >= 0.0F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 9223372.036854765600e+12F && var_1_30 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=-127, var_1_28=-128, var_1_30=5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L191] var_1_31 = __VERIFIER_nondet_float() [L192] CALL assume_abort_if_not((var_1_31 >= 0.0F && var_1_31 <= -1.0e-20F) || (var_1_31 <= 9223372.036854765600e+12F && var_1_31 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=-127, var_1_28=-128, var_1_30=5, var_1_31=6, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=-127, var_1_28=-128, var_1_30=5, var_1_31=6, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L192] RET assume_abort_if_not((var_1_31 >= 0.0F && var_1_31 <= -1.0e-20F) || (var_1_31 <= 9223372.036854765600e+12F && var_1_31 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=-127, var_1_28=-128, var_1_30=5, var_1_31=6, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L193] var_1_32 = __VERIFIER_nondet_float() [L194] CALL assume_abort_if_not((var_1_32 >= 0.0F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 9223372.036854765600e+12F && var_1_32 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=-127, var_1_28=-128, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=-127, var_1_28=-128, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L194] RET assume_abort_if_not((var_1_32 >= 0.0F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 9223372.036854765600e+12F && var_1_32 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=-127, var_1_28=-128, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L195] var_1_37 = __VERIFIER_nondet_uchar() [L196] CALL assume_abort_if_not(var_1_37 >= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=-127, var_1_28=-128, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=10, var_1_37=127, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=-127, var_1_28=-128, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=10, var_1_37=127, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L196] RET assume_abort_if_not(var_1_37 >= 64) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=-127, var_1_28=-128, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=10, var_1_37=127, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L197] CALL assume_abort_if_not(var_1_37 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=-127, var_1_28=-128, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=10, var_1_37=127, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=-127, var_1_28=-128, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=10, var_1_37=127, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L197] RET assume_abort_if_not(var_1_37 <= 127) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=-127, var_1_28=-128, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=10, var_1_37=127, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L214] RET updateVariables() [L215] CALL step() [L60] unsigned char stepLocal_3 = ((((var_1_4) > (last_1_var_1_17)) ? (var_1_4) : (last_1_var_1_17))) > var_1_18; VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, stepLocal_3=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=-127, var_1_28=-128, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=10, var_1_37=127, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L61] COND TRUE last_1_var_1_21 || stepLocal_3 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, stepLocal_3=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=-127, var_1_28=-128, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=10, var_1_37=127, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L62] COND TRUE var_1_18 > ((((last_1_var_1_17) < 0 ) ? -(last_1_var_1_17) : (last_1_var_1_17))) [L63] var_1_19 = last_1_var_1_1 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, stepLocal_3=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=128, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=-127, var_1_28=-128, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=10, var_1_37=127, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L70] var_1_38 = var_1_10 [L71] unsigned long int stepLocal_1 = last_1_var_1_12; [L72] unsigned long int stepLocal_0 = 32u; VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, stepLocal_0=32, stepLocal_1=8, stepLocal_3=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=128, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=-127, var_1_28=-128, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=10, var_1_37=127, var_1_38=0, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L73] COND TRUE stepLocal_0 >= last_1_var_1_12 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, stepLocal_0=32, stepLocal_1=8, stepLocal_3=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=128, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=-127, var_1_28=-128, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=10, var_1_37=127, var_1_38=0, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L74] COND TRUE stepLocal_1 <= last_1_var_1_12 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, stepLocal_0=32, stepLocal_1=8, stepLocal_3=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=128, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=-127, var_1_28=-128, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=10, var_1_37=127, var_1_38=0, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L75] COND TRUE (var_1_4 - var_1_5) >= last_1_var_1_17 [L76] var_1_1 = var_1_7 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, stepLocal_0=32, stepLocal_1=8, stepLocal_3=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=128, var_1_1=254, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=-127, var_1_28=-128, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=10, var_1_37=127, var_1_38=0, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L82] COND FALSE !((((((~ var_1_1)) < (8)) ? ((~ var_1_1)) : (8))) > var_1_11) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, stepLocal_0=32, stepLocal_1=8, stepLocal_3=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=128, var_1_1=254, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=-127, var_1_28=-128, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=10, var_1_37=127, var_1_38=0, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L85] COND TRUE var_1_32 < ((((var_1_30) > (((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22))))) ? (var_1_30) : (((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22)))))) [L86] var_1_33 = ((((var_1_11) > (var_1_11)) ? (var_1_11) : (var_1_11))) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, stepLocal_0=32, stepLocal_1=8, stepLocal_3=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=128, var_1_1=254, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=-127, var_1_28=-128, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=0, var_1_37=127, var_1_38=0, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L93] var_1_40 = var_1_11 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, stepLocal_0=32, stepLocal_1=8, stepLocal_3=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=128, var_1_1=254, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=-127, var_1_28=-128, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=0, var_1_37=127, var_1_38=0, var_1_40=0, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L99] var_1_44 = (((((var_1_37) < 0 ) ? -(var_1_37) : (var_1_37))) + (((((((var_1_7) > (var_1_7)) ? (var_1_7) : (var_1_7))) < 0 ) ? -((((var_1_7) > (var_1_7)) ? (var_1_7) : (var_1_7))) : ((((var_1_7) > (var_1_7)) ? (var_1_7) : (var_1_7)))))) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, stepLocal_0=32, stepLocal_1=8, stepLocal_3=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=128, var_1_1=254, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=-127, var_1_28=-128, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=0, var_1_37=127, var_1_38=0, var_1_40=0, var_1_42=2, var_1_44=381, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L100] COND TRUE ! (var_1_17 > var_1_5) [L101] var_1_8 = (((((var_1_9) < (var_1_10)) ? (var_1_9) : (var_1_10))) - var_1_11) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, stepLocal_0=32, stepLocal_1=8, stepLocal_3=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=128, var_1_1=254, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=-127, var_1_28=-128, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=0, var_1_37=127, var_1_38=0, var_1_40=0, var_1_42=2, var_1_44=381, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=0, var_1_9=0] [L105] unsigned long int stepLocal_4 = var_1_19; VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, stepLocal_0=32, stepLocal_1=8, stepLocal_3=1, stepLocal_4=128, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=128, var_1_1=254, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=-127, var_1_28=-128, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=0, var_1_37=127, var_1_38=0, var_1_40=0, var_1_42=2, var_1_44=381, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=0, var_1_9=0] [L106] COND FALSE !((var_1_18 / ((((5.5) > (var_1_22)) ? (5.5) : (var_1_22)))) > 10.5) [L117] var_1_21 = var_1_23 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, stepLocal_0=32, stepLocal_1=8, stepLocal_3=1, stepLocal_4=128, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=128, var_1_1=254, var_1_21=0, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=-127, var_1_28=-128, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=0, var_1_37=127, var_1_38=0, var_1_40=0, var_1_42=2, var_1_44=381, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=0, var_1_9=0] [L119] COND FALSE !(((((1.000000095E7f) < 0 ) ? -(1.000000095E7f) : (1.000000095E7f))) < ((9.9999999999996E12f - var_1_31) / var_1_22)) [L124] var_1_42 = 100000u VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, stepLocal_0=32, stepLocal_1=8, stepLocal_3=1, stepLocal_4=128, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=128, var_1_1=254, var_1_21=0, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=-127, var_1_28=-128, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=0, var_1_37=127, var_1_38=0, var_1_40=0, var_1_42=100000, var_1_44=381, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=0, var_1_9=0] [L126] COND FALSE !(\read(var_1_21)) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, stepLocal_0=32, stepLocal_1=8, stepLocal_3=1, stepLocal_4=128, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=128, var_1_1=254, var_1_21=0, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=-127, var_1_28=-128, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=0, var_1_37=127, var_1_38=0, var_1_40=0, var_1_42=100000, var_1_44=381, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=0, var_1_9=0] [L129] COND TRUE var_1_15 > ((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11))) [L130] var_1_45 = var_1_11 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, stepLocal_0=32, stepLocal_1=8, stepLocal_3=1, stepLocal_4=128, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=128, var_1_1=254, var_1_21=0, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=-127, var_1_28=-128, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=0, var_1_37=127, var_1_38=0, var_1_40=0, var_1_42=100000, var_1_44=381, var_1_45=0, var_1_5=2, var_1_7=254, var_1_8=0, var_1_9=0] [L135] unsigned char stepLocal_2 = var_1_21; VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, stepLocal_0=32, stepLocal_1=8, stepLocal_2=0, stepLocal_3=1, stepLocal_4=128, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=128, var_1_1=254, var_1_21=0, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=-127, var_1_28=-128, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=0, var_1_37=127, var_1_38=0, var_1_40=0, var_1_42=100000, var_1_44=381, var_1_45=0, var_1_5=2, var_1_7=254, var_1_8=0, var_1_9=0] [L136] COND FALSE !(var_1_21 && stepLocal_2) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, stepLocal_0=32, stepLocal_1=8, stepLocal_2=0, stepLocal_3=1, stepLocal_4=128, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=128, var_1_1=254, var_1_21=0, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=-127, var_1_28=-128, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=0, var_1_37=127, var_1_38=0, var_1_40=0, var_1_42=100000, var_1_44=381, var_1_45=0, var_1_5=2, var_1_7=254, var_1_8=0, var_1_9=0] [L139] COND FALSE !(\read(var_1_21)) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, stepLocal_0=32, stepLocal_1=8, stepLocal_2=0, stepLocal_3=1, stepLocal_4=128, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=128, var_1_1=254, var_1_21=0, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=-127, var_1_28=-128, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=0, var_1_37=127, var_1_38=0, var_1_40=0, var_1_42=100000, var_1_44=381, var_1_45=0, var_1_5=2, var_1_7=254, var_1_8=0, var_1_9=0] [L143] COND FALSE !((var_1_15 % ((((var_1_27) > (var_1_28)) ? (var_1_27) : (var_1_28)))) > var_1_15) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, stepLocal_0=32, stepLocal_1=8, stepLocal_2=0, stepLocal_3=1, stepLocal_4=128, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=128, var_1_1=254, var_1_21=0, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=-127, var_1_28=-128, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=0, var_1_37=127, var_1_38=0, var_1_40=0, var_1_42=100000, var_1_44=381, var_1_45=0, var_1_5=2, var_1_7=254, var_1_8=0, var_1_9=0] [L215] RET step() [L216] CALL, EXPR property() [L206-L207] return ((((((32u >= last_1_var_1_12) ? ((last_1_var_1_12 <= last_1_var_1_12) ? (((var_1_4 - var_1_5) >= last_1_var_1_17) ? (var_1_1 == ((unsigned char) var_1_7)) : 1) : 1) : (var_1_1 == ((unsigned char) var_1_7))) && ((! (var_1_17 > var_1_5)) ? (var_1_8 == ((signed char) (((((var_1_9) < (var_1_10)) ? (var_1_9) : (var_1_10))) - var_1_11))) : (var_1_8 == ((signed char) -4)))) && ((var_1_21 && var_1_21) ? (var_1_12 == ((unsigned long int) var_1_11)) : (var_1_21 ? (var_1_12 == ((unsigned long int) (((((var_1_19) > ((var_1_11 + var_1_7))) ? (var_1_19) : ((var_1_11 + var_1_7)))) + (var_1_15 - var_1_1)))) : 1))) && (((((((~ var_1_1)) < (8)) ? ((~ var_1_1)) : (8))) > var_1_11) ? (var_1_17 == ((double) var_1_18)) : 1)) && ((last_1_var_1_21 || (((((var_1_4) > (last_1_var_1_17)) ? (var_1_4) : (last_1_var_1_17))) > var_1_18)) ? ((var_1_18 > ((((last_1_var_1_17) < 0 ) ? -(last_1_var_1_17) : (last_1_var_1_17)))) ? (var_1_19 == ((unsigned long int) last_1_var_1_1)) : (var_1_19 == ((unsigned long int) var_1_11))) : (var_1_19 == ((unsigned long int) last_1_var_1_1)))) && (((var_1_18 / ((((5.5) > (var_1_22)) ? (5.5) : (var_1_22)))) > 10.5) ? (var_1_13 ? ((var_1_1 < var_1_19) ? (var_1_21 == ((unsigned char) (! var_1_23))) : (var_1_21 == ((unsigned char) var_1_24))) : (var_1_21 == ((unsigned char) var_1_23))) : (var_1_21 == ((unsigned char) var_1_23))) ; VAL [\result=0, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=128, var_1_1=254, var_1_21=0, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=-127, var_1_28=-128, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=0, var_1_37=127, var_1_38=0, var_1_40=0, var_1_42=100000, var_1_44=381, var_1_45=0, var_1_5=2, var_1_7=254, var_1_8=0, var_1_9=0] [L216] RET, EXPR property() [L216] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=128, var_1_1=254, var_1_21=0, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=-127, var_1_28=-128, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=0, var_1_37=127, var_1_38=0, var_1_40=0, var_1_42=100000, var_1_44=381, var_1_45=0, var_1_5=2, var_1_7=254, var_1_8=0, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1431655764, var_1_17=1284/5, var_1_18=3, var_1_19=128, var_1_1=254, var_1_21=0, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=-127, var_1_28=-128, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=0, var_1_37=127, var_1_38=0, var_1_40=0, var_1_42=100000, var_1_44=381, var_1_45=0, var_1_5=2, var_1_7=254, var_1_8=0, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 94 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 20.0s, OverallIterations: 8, TraceHistogramMax: 32, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 9.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1014 SdHoareTripleChecker+Valid, 4.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 975 mSDsluCounter, 2442 SdHoareTripleChecker+Invalid, 4.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1537 mSDsCounter, 483 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1208 IncrementalHoareTripleChecker+Invalid, 1691 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 483 mSolverCounterUnsat, 905 mSDtfsCounter, 1208 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2062 GetRequests, 1991 SyntacticMatches, 2 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 264 ImplicationChecksByTransitivity, 5.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=314occurred in iteration=7, InterpolantAutomatonStates: 65, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 7 MinimizatonAttempts, 177 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 5.1s InterpolantComputationTime, 1837 NumberOfCodeBlocks, 1837 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 2029 ConstructedInterpolants, 0 QuantifiedInterpolants, 7334 SizeOfPredicates, 16 NumberOfNonLiveVariables, 3447 ConjunctsInSsa, 56 ConjunctsInUnsatCore, 10 InterpolantComputations, 4 PerfectInterpolantSequences, 19522/19840 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-06 21:55:12,660 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/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_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-51.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/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_1c875ded-7161-48aa-a8fb-da512ea93082/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 a2084c791d87550f3d94f8de030a033d2f092b886e9479453044cdf29085c5fe --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 21:55:15,427 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 21:55:15,551 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-06 21:55:15,559 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 21:55:15,575 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 21:55:15,615 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 21:55:15,616 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 21:55:15,616 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 21:55:15,618 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 21:55:15,622 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 21:55:15,623 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 21:55:15,624 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 21:55:15,624 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 21:55:15,627 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 21:55:15,627 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 21:55:15,628 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 21:55:15,628 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 21:55:15,629 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 21:55:15,629 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 21:55:15,630 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 21:55:15,631 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 21:55:15,631 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-06 21:55:15,632 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-06 21:55:15,632 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-06 21:55:15,633 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 21:55:15,633 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 21:55:15,634 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 21:55:15,634 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 21:55:15,635 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 21:55:15,635 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 21:55:15,637 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 21:55:15,637 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 21:55:15,637 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 21:55:15,638 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 21:55:15,638 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-06 21:55:15,639 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-06 21:55:15,639 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 21:55:15,639 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 21:55:15,640 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 21:55:15,641 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 21:55:15,641 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-06 21:55:15,641 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 21:55:15,642 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_1c875ded-7161-48aa-a8fb-da512ea93082/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a2084c791d87550f3d94f8de030a033d2f092b886e9479453044cdf29085c5fe [2023-11-06 21:55:16,075 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 21:55:16,107 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 21:55:16,110 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 21:55:16,111 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 21:55:16,112 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 21:55:16,113 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-51.i [2023-11-06 21:55:19,254 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 21:55:19,501 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 21:55:19,501 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-51.i [2023-11-06 21:55:19,521 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/data/262555f45/ead8f74ad3b64db3a9ae93016dbcdcea/FLAGddc13fbe0 [2023-11-06 21:55:19,542 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/data/262555f45/ead8f74ad3b64db3a9ae93016dbcdcea [2023-11-06 21:55:19,549 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 21:55:19,550 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 21:55:19,555 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 21:55:19,556 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 21:55:19,561 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 21:55:19,564 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:55:19" (1/1) ... [2023-11-06 21:55:19,565 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32b31c3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:55:19, skipping insertion in model container [2023-11-06 21:55:19,565 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:55:19" (1/1) ... [2023-11-06 21:55:19,618 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 21:55:19,794 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_1c875ded-7161-48aa-a8fb-da512ea93082/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-51.i[919,932] [2023-11-06 21:55:19,866 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 21:55:19,888 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 21:55:19,903 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_1c875ded-7161-48aa-a8fb-da512ea93082/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-51.i[919,932] [2023-11-06 21:55:19,960 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 21:55:19,986 INFO L206 MainTranslator]: Completed translation [2023-11-06 21:55:19,986 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:55:19 WrapperNode [2023-11-06 21:55:19,987 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 21:55:19,988 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 21:55:19,988 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 21:55:19,988 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 21:55:19,996 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:55:19" (1/1) ... [2023-11-06 21:55:20,014 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:55:19" (1/1) ... [2023-11-06 21:55:20,058 INFO L138 Inliner]: procedures = 27, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 211 [2023-11-06 21:55:20,059 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 21:55:20,060 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 21:55:20,060 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 21:55:20,060 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 21:55:20,070 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:55:19" (1/1) ... [2023-11-06 21:55:20,071 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:55:19" (1/1) ... [2023-11-06 21:55:20,078 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:55:19" (1/1) ... [2023-11-06 21:55:20,078 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:55:19" (1/1) ... [2023-11-06 21:55:20,095 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:55:19" (1/1) ... [2023-11-06 21:55:20,100 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:55:19" (1/1) ... [2023-11-06 21:55:20,106 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:55:19" (1/1) ... [2023-11-06 21:55:20,109 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:55:19" (1/1) ... [2023-11-06 21:55:20,116 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 21:55:20,117 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 21:55:20,117 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 21:55:20,118 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 21:55:20,119 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:55:19" (1/1) ... [2023-11-06 21:55:20,127 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 21:55:20,174 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:55:20,188 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 21:55:20,205 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 21:55:20,236 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 21:55:20,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-06 21:55:20,237 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 21:55:20,237 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 21:55:20,237 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 21:55:20,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 21:55:20,368 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 21:55:20,370 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 21:55:36,717 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 21:55:36,733 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 21:55:36,734 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-06 21:55:36,737 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:55:36 BoogieIcfgContainer [2023-11-06 21:55:36,737 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 21:55:36,744 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 21:55:36,745 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 21:55:36,748 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 21:55:36,749 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 09:55:19" (1/3) ... [2023-11-06 21:55:36,749 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f9e0aac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:55:36, skipping insertion in model container [2023-11-06 21:55:36,750 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:55:19" (2/3) ... [2023-11-06 21:55:36,752 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f9e0aac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:55:36, skipping insertion in model container [2023-11-06 21:55:36,752 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:55:36" (3/3) ... [2023-11-06 21:55:36,754 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-51.i [2023-11-06 21:55:36,773 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 21:55:36,773 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 21:55:36,845 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 21:55:36,853 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;@5ae9f3b, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 21:55:36,854 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 21:55:36,859 INFO L276 IsEmpty]: Start isEmpty. Operand has 94 states, 59 states have (on average 1.4406779661016949) internal successors, (85), 60 states have internal predecessors, (85), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-06 21:55:36,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2023-11-06 21:55:36,878 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:55:36,879 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 21:55:36,879 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:55:36,884 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:55:36,885 INFO L85 PathProgramCache]: Analyzing trace with hash 1855474707, now seen corresponding path program 1 times [2023-11-06 21:55:36,915 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 21:55:36,916 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [862106361] [2023-11-06 21:55:36,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:55:36,918 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 21:55:36,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 21:55:36,925 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/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 21:55:36,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/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 21:55:38,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:39,097 INFO L262 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-06 21:55:39,122 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:55:39,224 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 582 proven. 0 refuted. 0 times theorem prover too weak. 1402 trivial. 0 not checked. [2023-11-06 21:55:39,226 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 21:55:39,227 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 21:55:39,227 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [862106361] [2023-11-06 21:55:39,228 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [862106361] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:55:39,229 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 21:55:39,229 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 21:55:39,231 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [320332988] [2023-11-06 21:55:39,232 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:55:39,238 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 21:55:39,239 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 21:55:39,281 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 21:55:39,282 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 21:55:39,285 INFO L87 Difference]: Start difference. First operand has 94 states, 59 states have (on average 1.4406779661016949) internal successors, (85), 60 states have internal predecessors, (85), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-06 21:55:39,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:55:39,367 INFO L93 Difference]: Finished difference Result 180 states and 322 transitions. [2023-11-06 21:55:39,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 21:55:39,392 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 202 [2023-11-06 21:55:39,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:55:39,402 INFO L225 Difference]: With dead ends: 180 [2023-11-06 21:55:39,402 INFO L226 Difference]: Without dead ends: 89 [2023-11-06 21:55:39,411 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 201 GetRequests, 201 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 21:55:39,415 INFO L413 NwaCegarLoop]: 139 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 139 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 21:55:39,417 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 139 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 21:55:39,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2023-11-06 21:55:39,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2023-11-06 21:55:39,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 55 states have (on average 1.3636363636363635) internal successors, (75), 55 states have internal predecessors, (75), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-06 21:55:39,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 139 transitions. [2023-11-06 21:55:39,490 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 139 transitions. Word has length 202 [2023-11-06 21:55:39,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:55:39,490 INFO L495 AbstractCegarLoop]: Abstraction has 89 states and 139 transitions. [2023-11-06 21:55:39,491 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-06 21:55:39,491 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 139 transitions. [2023-11-06 21:55:39,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2023-11-06 21:55:39,503 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:55:39,504 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 21:55:39,555 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/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 21:55:39,728 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/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 21:55:39,728 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:55:39,729 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:55:39,729 INFO L85 PathProgramCache]: Analyzing trace with hash 897717455, now seen corresponding path program 1 times [2023-11-06 21:55:39,730 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 21:55:39,731 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1915247631] [2023-11-06 21:55:39,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:55:39,731 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 21:55:39,731 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 21:55:39,733 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/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 21:55:39,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/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 21:55:41,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:41,856 INFO L262 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-06 21:55:41,866 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:55:45,607 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-06 21:55:45,608 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 21:55:45,608 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 21:55:45,608 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1915247631] [2023-11-06 21:55:45,609 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1915247631] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:55:45,609 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 21:55:45,609 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 21:55:45,610 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [908244485] [2023-11-06 21:55:45,610 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:55:45,612 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 21:55:45,612 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 21:55:45,613 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 21:55:45,614 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 21:55:45,614 INFO L87 Difference]: Start difference. First operand 89 states and 139 transitions. Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 21:55:48,878 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.83s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:55:52,162 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.93s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:55:54,166 WARN L539 Checker$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 21:55:57,445 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.94s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:56:00,659 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.21s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:56:02,673 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 21:56:02,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:56:02,674 INFO L93 Difference]: Finished difference Result 262 states and 412 transitions. [2023-11-06 21:56:02,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 21:56:02,951 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 202 [2023-11-06 21:56:02,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:56:02,957 INFO L225 Difference]: With dead ends: 262 [2023-11-06 21:56:02,957 INFO L226 Difference]: Without dead ends: 176 [2023-11-06 21:56:02,959 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 202 GetRequests, 199 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-06 21:56:02,961 INFO L413 NwaCegarLoop]: 137 mSDtfsCounter, 96 mSDsluCounter, 255 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 65 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 96 SdHoareTripleChecker+Valid, 392 SdHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.9s IncrementalHoareTripleChecker+Time [2023-11-06 21:56:02,962 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [96 Valid, 392 Invalid, 87 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 16 Invalid, 6 Unknown, 0 Unchecked, 16.9s Time] [2023-11-06 21:56:02,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176 states. [2023-11-06 21:56:03,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176 to 146. [2023-11-06 21:56:03,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 146 states, 79 states have (on average 1.2531645569620253) internal successors, (99), 79 states have internal predecessors, (99), 64 states have call successors, (64), 2 states have call predecessors, (64), 2 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2023-11-06 21:56:03,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 227 transitions. [2023-11-06 21:56:03,024 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 227 transitions. Word has length 202 [2023-11-06 21:56:03,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:56:03,025 INFO L495 AbstractCegarLoop]: Abstraction has 146 states and 227 transitions. [2023-11-06 21:56:03,026 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 21:56:03,026 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 227 transitions. [2023-11-06 21:56:03,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2023-11-06 21:56:03,029 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:56:03,030 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 21:56:03,065 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/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 21:56:03,233 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/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 21:56:03,234 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:56:03,234 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:56:03,235 INFO L85 PathProgramCache]: Analyzing trace with hash 1282299889, now seen corresponding path program 1 times [2023-11-06 21:56:03,236 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 21:56:03,236 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [158568882] [2023-11-06 21:56:03,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:56:03,237 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 21:56:03,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 21:56:03,238 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/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 21:56:03,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/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 21:56:05,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:05,892 INFO L262 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-06 21:56:05,908 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:56:09,882 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-06 21:56:09,883 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 21:56:09,883 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 21:56:09,883 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [158568882] [2023-11-06 21:56:09,883 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [158568882] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:56:09,884 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 21:56:09,884 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 21:56:09,884 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1747931726] [2023-11-06 21:56:09,885 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:56:09,886 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 21:56:09,886 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 21:56:09,887 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 21:56:09,888 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-06 21:56:09,888 INFO L87 Difference]: Start difference. First operand 146 states and 227 transitions. Second operand has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 21:56:14,178 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.97s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:56:16,187 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:56:18,191 WARN L539 Checker$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 21:56:20,203 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:56:22,210 WARN L539 Checker$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 21:56:25,537 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.96s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:56:27,544 WARN L539 Checker$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 21:56:29,550 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 21:56:29,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:56:29,552 INFO L93 Difference]: Finished difference Result 326 states and 508 transitions. [2023-11-06 21:56:29,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 21:56:29,804 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 203 [2023-11-06 21:56:29,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:56:29,809 INFO L225 Difference]: With dead ends: 326 [2023-11-06 21:56:29,809 INFO L226 Difference]: Without dead ends: 240 [2023-11-06 21:56:29,810 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 199 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2023-11-06 21:56:29,812 INFO L413 NwaCegarLoop]: 142 mSDtfsCounter, 153 mSDsluCounter, 298 mSDsCounter, 0 mSdLazyCounter, 81 mSolverCounterSat, 65 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 153 SdHoareTripleChecker+Valid, 440 SdHoareTripleChecker+Invalid, 154 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 81 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.4s IncrementalHoareTripleChecker+Time [2023-11-06 21:56:29,813 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [153 Valid, 440 Invalid, 154 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 81 Invalid, 8 Unknown, 0 Unchecked, 19.4s Time] [2023-11-06 21:56:29,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states. [2023-11-06 21:56:29,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 230. [2023-11-06 21:56:29,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 230 states, 130 states have (on average 1.3) internal successors, (169), 130 states have internal predecessors, (169), 96 states have call successors, (96), 3 states have call predecessors, (96), 3 states have return successors, (96), 96 states have call predecessors, (96), 96 states have call successors, (96) [2023-11-06 21:56:29,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 230 states and 361 transitions. [2023-11-06 21:56:29,878 INFO L78 Accepts]: Start accepts. Automaton has 230 states and 361 transitions. Word has length 203 [2023-11-06 21:56:29,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:56:29,879 INFO L495 AbstractCegarLoop]: Abstraction has 230 states and 361 transitions. [2023-11-06 21:56:29,880 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 21:56:29,880 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 361 transitions. [2023-11-06 21:56:29,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2023-11-06 21:56:29,884 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:56:29,884 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 21:56:29,934 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/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 21:56:30,097 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/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 21:56:30,098 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:56:30,098 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:56:30,099 INFO L85 PathProgramCache]: Analyzing trace with hash 1266279592, now seen corresponding path program 1 times [2023-11-06 21:56:30,099 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 21:56:30,100 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [626854124] [2023-11-06 21:56:30,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:56:30,100 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 21:56:30,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 21:56:30,102 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/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 21:56:30,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-06 21:56:32,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:32,708 INFO L262 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-06 21:56:32,716 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:56:32,839 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-06 21:56:32,839 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 21:56:32,840 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 21:56:32,840 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [626854124] [2023-11-06 21:56:32,840 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [626854124] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:56:32,840 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 21:56:32,841 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 21:56:32,841 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [427165102] [2023-11-06 21:56:32,841 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:56:32,842 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 21:56:32,842 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 21:56:32,843 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 21:56:32,844 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 21:56:32,844 INFO L87 Difference]: Start difference. First operand 230 states and 361 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 21:56:35,896 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.95s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:56:37,903 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 21:56:38,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:56:38,219 INFO L93 Difference]: Finished difference Result 400 states and 631 transitions. [2023-11-06 21:56:38,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 21:56:38,220 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 204 [2023-11-06 21:56:38,221 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:56:38,223 INFO L225 Difference]: With dead ends: 400 [2023-11-06 21:56:38,224 INFO L226 Difference]: Without dead ends: 230 [2023-11-06 21:56:38,225 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 202 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 21:56:38,226 INFO L413 NwaCegarLoop]: 134 mSDtfsCounter, 36 mSDsluCounter, 96 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 230 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2023-11-06 21:56:38,227 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [36 Valid, 230 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 2 Unknown, 0 Unchecked, 5.3s Time] [2023-11-06 21:56:38,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230 states. [2023-11-06 21:56:38,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 230. [2023-11-06 21:56:38,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 230 states, 130 states have (on average 1.2846153846153847) internal successors, (167), 130 states have internal predecessors, (167), 96 states have call successors, (96), 3 states have call predecessors, (96), 3 states have return successors, (96), 96 states have call predecessors, (96), 96 states have call successors, (96) [2023-11-06 21:56:38,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 230 states and 359 transitions. [2023-11-06 21:56:38,284 INFO L78 Accepts]: Start accepts. Automaton has 230 states and 359 transitions. Word has length 204 [2023-11-06 21:56:38,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:56:38,286 INFO L495 AbstractCegarLoop]: Abstraction has 230 states and 359 transitions. [2023-11-06 21:56:38,286 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 21:56:38,286 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 359 transitions. [2023-11-06 21:56:38,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-11-06 21:56:38,290 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:56:38,290 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 21:56:38,347 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2023-11-06 21:56:38,505 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/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 21:56:38,506 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:56:38,506 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:56:38,507 INFO L85 PathProgramCache]: Analyzing trace with hash 905569670, now seen corresponding path program 1 times [2023-11-06 21:56:38,507 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 21:56:38,507 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [591615790] [2023-11-06 21:56:38,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:56:38,508 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 21:56:38,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 21:56:38,509 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/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 21:56:38,512 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/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 21:56:40,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:40,978 INFO L262 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-06 21:56:40,985 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:56:43,639 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 783 proven. 69 refuted. 0 times theorem prover too weak. 1132 trivial. 0 not checked. [2023-11-06 21:56:43,640 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 21:56:44,057 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 21:56:44,057 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [591615790] [2023-11-06 21:56:44,058 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [591615790] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 21:56:44,058 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [429886139] [2023-11-06 21:56:44,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:56:44,058 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-06 21:56:44,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/cvc4 [2023-11-06 21:56:44,062 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-06 21:56:44,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-11-06 21:56:49,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:49,437 INFO L262 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-06 21:56:49,444 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:56:52,126 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 783 proven. 69 refuted. 0 times theorem prover too weak. 1132 trivial. 0 not checked. [2023-11-06 21:56:52,126 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 21:56:52,328 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [429886139] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 21:56:52,328 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 21:56:52,328 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 5 [2023-11-06 21:56:52,329 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2051604144] [2023-11-06 21:56:52,329 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 21:56:52,330 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 21:56:52,330 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 21:56:52,331 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 21:56:52,331 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-06 21:56:52,331 INFO L87 Difference]: Start difference. First operand 230 states and 359 transitions. Second operand has 5 states, 5 states have (on average 10.8) internal successors, (54), 5 states have internal predecessors, (54), 2 states have call successors, (32), 2 states have call predecessors, (32), 3 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-06 21:56:59,315 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:57:01,321 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:57:03,334 WARN L539 Checker$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 21:57:03,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:57:03,351 INFO L93 Difference]: Finished difference Result 418 states and 642 transitions. [2023-11-06 21:57:03,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-06 21:57:03,623 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 5 states have internal predecessors, (54), 2 states have call successors, (32), 2 states have call predecessors, (32), 3 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 205 [2023-11-06 21:57:03,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:57:03,626 INFO L225 Difference]: With dead ends: 418 [2023-11-06 21:57:03,626 INFO L226 Difference]: Without dead ends: 248 [2023-11-06 21:57:03,628 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 461 GetRequests, 453 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2023-11-06 21:57:03,631 INFO L413 NwaCegarLoop]: 92 mSDtfsCounter, 62 mSDsluCounter, 118 mSDsCounter, 0 mSdLazyCounter, 193 mSolverCounterSat, 8 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 70 SdHoareTripleChecker+Valid, 210 SdHoareTripleChecker+Invalid, 204 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 193 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.7s IncrementalHoareTripleChecker+Time [2023-11-06 21:57:03,637 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [70 Valid, 210 Invalid, 204 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 193 Invalid, 3 Unknown, 0 Unchecked, 10.7s Time] [2023-11-06 21:57:03,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 248 states. [2023-11-06 21:57:03,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 248 to 242. [2023-11-06 21:57:03,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 242 states, 139 states have (on average 1.2517985611510791) internal successors, (174), 139 states have internal predecessors, (174), 96 states have call successors, (96), 6 states have call predecessors, (96), 6 states have return successors, (96), 96 states have call predecessors, (96), 96 states have call successors, (96) [2023-11-06 21:57:03,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 366 transitions. [2023-11-06 21:57:03,707 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 366 transitions. Word has length 205 [2023-11-06 21:57:03,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:57:03,709 INFO L495 AbstractCegarLoop]: Abstraction has 242 states and 366 transitions. [2023-11-06 21:57:03,709 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 5 states have internal predecessors, (54), 2 states have call successors, (32), 2 states have call predecessors, (32), 3 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-06 21:57:03,709 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 366 transitions. [2023-11-06 21:57:03,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-11-06 21:57:03,713 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:57:03,714 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 21:57:03,746 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:03,970 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/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 21:57:04,130 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/cvc4 --incremental --print-success --lang smt,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/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 21:57:04,131 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:57:04,131 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:57:04,132 INFO L85 PathProgramCache]: Analyzing trace with hash -115498684, now seen corresponding path program 1 times [2023-11-06 21:57:04,132 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 21:57:04,133 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [577312869] [2023-11-06 21:57:04,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:57:04,133 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 21:57:04,133 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 21:57:04,135 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/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 21:57:04,146 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/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 21:57:06,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:06,508 INFO L262 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-06 21:57:06,513 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:57:08,668 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1003 proven. 39 refuted. 0 times theorem prover too weak. 942 trivial. 0 not checked. [2023-11-06 21:57:08,668 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 21:57:10,140 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 54 proven. 39 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2023-11-06 21:57:10,140 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 21:57:10,140 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [577312869] [2023-11-06 21:57:10,141 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [577312869] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 21:57:10,151 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 21:57:10,152 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2023-11-06 21:57:10,152 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1898833458] [2023-11-06 21:57:10,152 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 21:57:10,153 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-06 21:57:10,153 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 21:57:10,153 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-06 21:57:10,154 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-06 21:57:10,154 INFO L87 Difference]: Start difference. First operand 242 states and 366 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, (45), 2 states have call predecessors, (45), 4 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2023-11-06 21:57:15,430 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.80s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:57:17,440 WARN L539 Checker$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 21:57:19,447 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:57:22,773 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.79s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:57:24,777 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:57:26,787 WARN L539 Checker$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 21:57:28,796 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:57:30,800 WARN L539 Checker$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 21:57:32,806 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:57:34,830 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:57:40,587 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.97s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:57:42,592 WARN L539 Checker$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 21:57:44,619 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:57:44,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:57:44,953 INFO L93 Difference]: Finished difference Result 562 states and 835 transitions. [2023-11-06 21:57:44,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-06 21:57:44,954 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, (45), 2 states have call predecessors, (45), 4 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) Word has length 205 [2023-11-06 21:57:44,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:57:44,959 INFO L225 Difference]: With dead ends: 562 [2023-11-06 21:57:44,959 INFO L226 Difference]: Without dead ends: 384 [2023-11-06 21:57:44,961 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 420 GetRequests, 402 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=112, Invalid=230, Unknown=0, NotChecked=0, Total=342 [2023-11-06 21:57:44,962 INFO L413 NwaCegarLoop]: 171 mSDtfsCounter, 224 mSDsluCounter, 294 mSDsCounter, 0 mSdLazyCounter, 397 mSolverCounterSat, 110 mSolverCounterUnsat, 13 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 32.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 243 SdHoareTripleChecker+Valid, 465 SdHoareTripleChecker+Invalid, 520 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 110 IncrementalHoareTripleChecker+Valid, 397 IncrementalHoareTripleChecker+Invalid, 13 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 33.6s IncrementalHoareTripleChecker+Time [2023-11-06 21:57:44,963 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [243 Valid, 465 Invalid, 520 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [110 Valid, 397 Invalid, 13 Unknown, 0 Unchecked, 33.6s Time] [2023-11-06 21:57:44,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 384 states. [2023-11-06 21:57:45,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 384 to 266. [2023-11-06 21:57:45,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 266 states, 160 states have (on average 1.24375) internal successors, (199), 160 states have internal predecessors, (199), 96 states have call successors, (96), 9 states have call predecessors, (96), 9 states have return successors, (96), 96 states have call predecessors, (96), 96 states have call successors, (96) [2023-11-06 21:57:45,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 266 states and 391 transitions. [2023-11-06 21:57:45,061 INFO L78 Accepts]: Start accepts. Automaton has 266 states and 391 transitions. Word has length 205 [2023-11-06 21:57:45,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:57:45,062 INFO L495 AbstractCegarLoop]: Abstraction has 266 states and 391 transitions. [2023-11-06 21:57:45,063 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, (45), 2 states have call predecessors, (45), 4 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2023-11-06 21:57:45,063 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 391 transitions. [2023-11-06 21:57:45,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2023-11-06 21:57:45,066 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:57:45,066 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 21:57:45,127 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/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 21:57:45,281 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/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 21:57:45,282 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:57:45,282 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:57:45,282 INFO L85 PathProgramCache]: Analyzing trace with hash -1644013380, now seen corresponding path program 1 times [2023-11-06 21:57:45,283 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 21:57:45,283 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [916393357] [2023-11-06 21:57:45,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:57:45,283 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 21:57:45,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 21:57:45,285 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/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 21:57:45,337 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c875ded-7161-48aa-a8fb-da512ea93082/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 21:57:47,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:47,738 INFO L262 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-06 21:57:47,748 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:58:16,711 WARN L293 SmtUtils]: Spent 5.89s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-06 21:58:22,610 WARN L293 SmtUtils]: Spent 5.90s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-06 21:58:28,436 WARN L293 SmtUtils]: Spent 5.83s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-06 21:58:34,217 WARN L293 SmtUtils]: Spent 5.78s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-06 21:58:40,110 WARN L293 SmtUtils]: Spent 5.89s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-06 21:58:45,897 WARN L293 SmtUtils]: Spent 5.79s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-06 21:58:51,763 WARN L293 SmtUtils]: Spent 5.86s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)