./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-62.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_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/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_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-62.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/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_83427a36-6568-48d8-8cf1-3bd1be7bd930/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 898d5ec73e5c3c04d61da6c8734a452d0bd7fbe525cd14933afc15d02bcc3c25 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 21:14:28,878 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 21:14:28,990 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-06 21:14:29,000 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 21:14:29,001 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 21:14:29,048 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 21:14:29,049 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 21:14:29,049 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 21:14:29,050 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 21:14:29,057 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 21:14:29,059 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 21:14:29,059 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 21:14:29,060 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 21:14:29,062 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 21:14:29,062 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 21:14:29,062 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 21:14:29,063 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 21:14:29,063 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 21:14:29,064 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 21:14:29,064 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 21:14:29,064 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 21:14:29,065 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 21:14:29,065 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 21:14:29,066 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 21:14:29,066 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 21:14:29,067 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 21:14:29,067 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 21:14:29,068 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 21:14:29,068 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 21:14:29,069 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 21:14:29,070 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 21:14:29,070 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 21:14:29,071 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 21:14:29,071 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 21:14:29,071 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 21:14:29,071 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 21:14:29,072 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 21:14:29,072 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 21:14:29,072 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 21:14:29,072 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_83427a36-6568-48d8-8cf1-3bd1be7bd930/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 898d5ec73e5c3c04d61da6c8734a452d0bd7fbe525cd14933afc15d02bcc3c25 [2023-11-06 21:14:29,393 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 21:14:29,428 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 21:14:29,431 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 21:14:29,433 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 21:14:29,433 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 21:14:29,435 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-62.i [2023-11-06 21:14:32,662 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 21:14:32,886 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 21:14:32,886 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-62.i [2023-11-06 21:14:32,896 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP/data/9c68dc6d3/0a1db90ce8e34ca6a9a30c485e868a1d/FLAG42b502cc6 [2023-11-06 21:14:32,923 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP/data/9c68dc6d3/0a1db90ce8e34ca6a9a30c485e868a1d [2023-11-06 21:14:32,926 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 21:14:32,928 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 21:14:32,929 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 21:14:32,929 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 21:14:32,937 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 21:14:32,940 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:14:32" (1/1) ... [2023-11-06 21:14:32,941 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35d8668e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:14:32, skipping insertion in model container [2023-11-06 21:14:32,942 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:14:32" (1/1) ... [2023-11-06 21:14:32,974 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 21:14:33,170 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_83427a36-6568-48d8-8cf1-3bd1be7bd930/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-62.i[919,932] [2023-11-06 21:14:33,244 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 21:14:33,262 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 21:14:33,282 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_83427a36-6568-48d8-8cf1-3bd1be7bd930/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-62.i[919,932] [2023-11-06 21:14:33,324 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 21:14:33,342 INFO L206 MainTranslator]: Completed translation [2023-11-06 21:14:33,342 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:14:33 WrapperNode [2023-11-06 21:14:33,343 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 21:14:33,344 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 21:14:33,344 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 21:14:33,344 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 21:14:33,352 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:14:33" (1/1) ... [2023-11-06 21:14:33,365 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:14:33" (1/1) ... [2023-11-06 21:14:33,413 INFO L138 Inliner]: procedures = 26, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 223 [2023-11-06 21:14:33,414 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 21:14:33,414 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 21:14:33,415 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 21:14:33,415 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 21:14:33,435 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:14:33" (1/1) ... [2023-11-06 21:14:33,435 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:14:33" (1/1) ... [2023-11-06 21:14:33,448 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:14:33" (1/1) ... [2023-11-06 21:14:33,451 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:14:33" (1/1) ... [2023-11-06 21:14:33,485 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:14:33" (1/1) ... [2023-11-06 21:14:33,491 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:14:33" (1/1) ... [2023-11-06 21:14:33,496 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:14:33" (1/1) ... [2023-11-06 21:14:33,505 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:14:33" (1/1) ... [2023-11-06 21:14:33,513 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 21:14:33,518 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 21:14:33,518 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 21:14:33,519 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 21:14:33,519 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:14:33" (1/1) ... [2023-11-06 21:14:33,531 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 21:14:33,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:14:33,567 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 21:14:33,601 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 21:14:33,611 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 21:14:33,611 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 21:14:33,612 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 21:14:33,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 21:14:33,612 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 21:14:33,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 21:14:33,741 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 21:14:33,745 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 21:14:34,251 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 21:14:34,285 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 21:14:34,285 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 21:14:34,287 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:14:34 BoogieIcfgContainer [2023-11-06 21:14:34,287 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 21:14:34,290 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 21:14:34,291 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 21:14:34,294 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 21:14:34,295 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 09:14:32" (1/3) ... [2023-11-06 21:14:34,295 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@467235e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:14:34, skipping insertion in model container [2023-11-06 21:14:34,296 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:14:33" (2/3) ... [2023-11-06 21:14:34,296 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@467235e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:14:34, skipping insertion in model container [2023-11-06 21:14:34,296 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:14:34" (3/3) ... [2023-11-06 21:14:34,298 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-62.i [2023-11-06 21:14:34,340 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 21:14:34,340 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 21:14:34,405 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 21:14:34,411 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;@35a2a51e, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 21:14:34,412 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 21:14:34,415 INFO L276 IsEmpty]: Start isEmpty. Operand has 95 states, 63 states have (on average 1.492063492063492) internal successors, (94), 64 states have internal predecessors, (94), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-06 21:14:34,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2023-11-06 21:14:34,435 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:14:34,436 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:14:34,437 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:14:34,442 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:14:34,442 INFO L85 PathProgramCache]: Analyzing trace with hash 204675346, now seen corresponding path program 1 times [2023-11-06 21:14:34,458 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:14:34,459 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1391714440] [2023-11-06 21:14:34,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:14:34,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:14:34,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:34,835 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 21:14:34,835 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1391714440] [2023-11-06 21:14:34,836 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-06 21:14:34,836 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [216961785] [2023-11-06 21:14:34,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:14:34,837 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:14:34,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:14:34,844 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 21:14:34,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-06 21:14:35,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:35,121 INFO L262 TraceCheckSpWp]: Trace formula consists of 450 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-06 21:14:35,141 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:14:35,232 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 1568 trivial. 0 not checked. [2023-11-06 21:14:35,233 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 21:14:35,234 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [216961785] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:14:35,234 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 21:14:35,235 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 21:14:35,237 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1273768228] [2023-11-06 21:14:35,240 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:14:35,247 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 21:14:35,247 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 21:14:35,293 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 21:14:35,294 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 21:14:35,298 INFO L87 Difference]: Start difference. First operand has 95 states, 63 states have (on average 1.492063492063492) internal successors, (94), 64 states have internal predecessors, (94), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-06 21:14:35,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:14:35,338 INFO L93 Difference]: Finished difference Result 181 states and 323 transitions. [2023-11-06 21:14:35,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 21:14:35,341 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 2 states have call successors, (29) Word has length 190 [2023-11-06 21:14:35,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:14:35,353 INFO L225 Difference]: With dead ends: 181 [2023-11-06 21:14:35,354 INFO L226 Difference]: Without dead ends: 89 [2023-11-06 21:14:35,358 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 189 GetRequests, 189 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 21:14:35,366 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 21:14:35,368 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 21:14:35,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2023-11-06 21:14:35,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2023-11-06 21:14:35,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 58 states have (on average 1.396551724137931) internal successors, (81), 58 states have internal predecessors, (81), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-06 21:14:35,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 139 transitions. [2023-11-06 21:14:35,430 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 139 transitions. Word has length 190 [2023-11-06 21:14:35,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:14:35,430 INFO L495 AbstractCegarLoop]: Abstraction has 89 states and 139 transitions. [2023-11-06 21:14:35,431 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-06 21:14:35,431 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 139 transitions. [2023-11-06 21:14:35,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2023-11-06 21:14:35,436 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:14:35,437 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:14:35,449 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-06 21:14:35,643 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-06 21:14:35,644 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:14:35,644 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:14:35,644 INFO L85 PathProgramCache]: Analyzing trace with hash -1830727080, now seen corresponding path program 1 times [2023-11-06 21:14:35,645 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:14:35,645 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1974038851] [2023-11-06 21:14:35,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:14:35,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:14:35,772 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 21:14:35,774 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [21900301] [2023-11-06 21:14:35,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:14:35,774 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:14:35,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:14:35,776 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 21:14:35,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-06 21:14:35,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:35,971 INFO L262 TraceCheckSpWp]: Trace formula consists of 450 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-06 21:14:35,992 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:14:36,237 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-06 21:14:36,238 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 21:14:36,238 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 21:14:36,240 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1974038851] [2023-11-06 21:14:36,241 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 21:14:36,241 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [21900301] [2023-11-06 21:14:36,242 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [21900301] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:14:36,242 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 21:14:36,242 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 21:14:36,243 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [308166581] [2023-11-06 21:14:36,243 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:14:36,246 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 21:14:36,246 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 21:14:36,247 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 21:14:36,248 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-06 21:14:36,248 INFO L87 Difference]: Start difference. First operand 89 states and 139 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-06 21:14:36,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:14:36,641 INFO L93 Difference]: Finished difference Result 313 states and 488 transitions. [2023-11-06 21:14:36,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 21:14:36,643 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 190 [2023-11-06 21:14:36,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:14:36,656 INFO L225 Difference]: With dead ends: 313 [2023-11-06 21:14:36,656 INFO L226 Difference]: Without dead ends: 227 [2023-11-06 21:14:36,660 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 189 GetRequests, 187 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-06 21:14:36,662 INFO L413 NwaCegarLoop]: 205 mSDtfsCounter, 243 mSDsluCounter, 169 mSDsCounter, 0 mSdLazyCounter, 120 mSolverCounterSat, 33 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 243 SdHoareTripleChecker+Valid, 374 SdHoareTripleChecker+Invalid, 153 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Valid, 120 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-06 21:14:36,663 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [243 Valid, 374 Invalid, 153 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [33 Valid, 120 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-06 21:14:36,667 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states. [2023-11-06 21:14:36,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 222. [2023-11-06 21:14:36,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 222 states, 145 states have (on average 1.3862068965517242) internal successors, (201), 146 states have internal predecessors, (201), 73 states have call successors, (73), 3 states have call predecessors, (73), 3 states have return successors, (73), 72 states have call predecessors, (73), 73 states have call successors, (73) [2023-11-06 21:14:36,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 222 states and 347 transitions. [2023-11-06 21:14:36,717 INFO L78 Accepts]: Start accepts. Automaton has 222 states and 347 transitions. Word has length 190 [2023-11-06 21:14:36,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:14:36,718 INFO L495 AbstractCegarLoop]: Abstraction has 222 states and 347 transitions. [2023-11-06 21:14:36,719 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-06 21:14:36,719 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 347 transitions. [2023-11-06 21:14:36,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2023-11-06 21:14:36,723 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:14:36,724 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:14:36,736 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-06 21:14:36,930 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:14:36,931 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:14:36,931 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:14:36,932 INFO L85 PathProgramCache]: Analyzing trace with hash -1572561642, now seen corresponding path program 1 times [2023-11-06 21:14:36,932 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:14:36,932 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1770913443] [2023-11-06 21:14:36,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:14:36,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:14:37,019 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 21:14:37,020 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [975635827] [2023-11-06 21:14:37,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:14:37,024 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:14:37,025 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:14:37,026 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 21:14:37,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-06 21:14:37,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:37,206 INFO L262 TraceCheckSpWp]: Trace formula consists of 448 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-06 21:14:37,211 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:14:37,241 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-06 21:14:37,241 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 21:14:37,241 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 21:14:37,241 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1770913443] [2023-11-06 21:14:37,241 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 21:14:37,242 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [975635827] [2023-11-06 21:14:37,242 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [975635827] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:14:37,242 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 21:14:37,242 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 21:14:37,242 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [124010348] [2023-11-06 21:14:37,243 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:14:37,243 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 21:14:37,244 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 21:14:37,244 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 21:14:37,245 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 21:14:37,245 INFO L87 Difference]: Start difference. First operand 222 states and 347 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-06 21:14:37,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:14:37,324 INFO L93 Difference]: Finished difference Result 574 states and 896 transitions. [2023-11-06 21:14:37,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 21:14:37,325 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 190 [2023-11-06 21:14:37,327 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:14:37,334 INFO L225 Difference]: With dead ends: 574 [2023-11-06 21:14:37,335 INFO L226 Difference]: Without dead ends: 355 [2023-11-06 21:14:37,337 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 189 GetRequests, 188 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 21:14:37,340 INFO L413 NwaCegarLoop]: 150 mSDtfsCounter, 71 mSDsluCounter, 112 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 71 SdHoareTripleChecker+Valid, 262 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 21:14:37,344 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [71 Valid, 262 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 21:14:37,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 355 states. [2023-11-06 21:14:37,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 355 to 347. [2023-11-06 21:14:37,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 347 states, 240 states have (on average 1.3666666666666667) internal successors, (328), 244 states have internal predecessors, (328), 100 states have call successors, (100), 6 states have call predecessors, (100), 6 states have return successors, (100), 96 states have call predecessors, (100), 100 states have call successors, (100) [2023-11-06 21:14:37,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 347 states and 528 transitions. [2023-11-06 21:14:37,436 INFO L78 Accepts]: Start accepts. Automaton has 347 states and 528 transitions. Word has length 190 [2023-11-06 21:14:37,440 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:14:37,440 INFO L495 AbstractCegarLoop]: Abstraction has 347 states and 528 transitions. [2023-11-06 21:14:37,440 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-06 21:14:37,440 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 528 transitions. [2023-11-06 21:14:37,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2023-11-06 21:14:37,448 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:14:37,448 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:14:37,460 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-06 21:14:37,655 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:14:37,655 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:14:37,655 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:14:37,656 INFO L85 PathProgramCache]: Analyzing trace with hash 916967320, now seen corresponding path program 1 times [2023-11-06 21:14:37,656 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:14:37,656 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1262219468] [2023-11-06 21:14:37,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:14:37,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:14:37,700 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 21:14:37,700 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1254371256] [2023-11-06 21:14:37,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:14:37,701 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:14:37,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:14:37,702 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 21:14:37,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-06 21:14:37,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:37,924 INFO L262 TraceCheckSpWp]: Trace formula consists of 447 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-06 21:14:37,929 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:14:37,977 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-06 21:14:37,977 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 21:14:37,977 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 21:14:37,978 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1262219468] [2023-11-06 21:14:37,978 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 21:14:37,978 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1254371256] [2023-11-06 21:14:37,978 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1254371256] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:14:37,978 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 21:14:37,980 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 21:14:37,980 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [553331965] [2023-11-06 21:14:37,981 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:14:37,981 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 21:14:37,982 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 21:14:37,983 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 21:14:37,983 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 21:14:37,984 INFO L87 Difference]: Start difference. First operand 347 states and 528 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-06 21:14:38,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:14:38,057 INFO L93 Difference]: Finished difference Result 623 states and 946 transitions. [2023-11-06 21:14:38,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 21:14:38,058 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 190 [2023-11-06 21:14:38,059 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:14:38,063 INFO L225 Difference]: With dead ends: 623 [2023-11-06 21:14:38,064 INFO L226 Difference]: Without dead ends: 279 [2023-11-06 21:14:38,065 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 189 GetRequests, 188 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 21:14:38,071 INFO L413 NwaCegarLoop]: 164 mSDtfsCounter, 58 mSDsluCounter, 119 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 58 SdHoareTripleChecker+Valid, 283 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 21:14:38,072 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [58 Valid, 283 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 21:14:38,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 279 states. [2023-11-06 21:14:38,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 279 to 252. [2023-11-06 21:14:38,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 252 states, 172 states have (on average 1.3313953488372092) internal successors, (229), 173 states have internal predecessors, (229), 73 states have call successors, (73), 6 states have call predecessors, (73), 6 states have return successors, (73), 72 states have call predecessors, (73), 73 states have call successors, (73) [2023-11-06 21:14:38,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 252 states and 375 transitions. [2023-11-06 21:14:38,112 INFO L78 Accepts]: Start accepts. Automaton has 252 states and 375 transitions. Word has length 190 [2023-11-06 21:14:38,114 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:14:38,114 INFO L495 AbstractCegarLoop]: Abstraction has 252 states and 375 transitions. [2023-11-06 21:14:38,114 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-06 21:14:38,115 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 375 transitions. [2023-11-06 21:14:38,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2023-11-06 21:14:38,118 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:14:38,119 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:14:38,133 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-06 21:14:38,325 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:14:38,326 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:14:38,327 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:14:38,327 INFO L85 PathProgramCache]: Analyzing trace with hash 1597025690, now seen corresponding path program 1 times [2023-11-06 21:14:38,327 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:14:38,327 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1750697514] [2023-11-06 21:14:38,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:14:38,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:14:38,393 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 21:14:38,397 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [481174917] [2023-11-06 21:14:38,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:14:38,398 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:14:38,398 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:14:38,399 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 21:14:38,408 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-06 21:14:38,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:38,596 INFO L262 TraceCheckSpWp]: Trace formula consists of 446 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-06 21:14:38,601 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:14:38,752 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-06 21:14:38,752 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 21:14:38,752 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 21:14:38,752 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1750697514] [2023-11-06 21:14:38,754 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 21:14:38,758 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [481174917] [2023-11-06 21:14:38,758 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [481174917] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:14:38,758 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 21:14:38,758 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 21:14:38,759 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [836369823] [2023-11-06 21:14:38,759 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:14:38,759 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 21:14:38,760 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 21:14:38,761 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 21:14:38,761 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2023-11-06 21:14:38,766 INFO L87 Difference]: Start difference. First operand 252 states and 375 transitions. Second operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-06 21:14:39,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:14:39,055 INFO L93 Difference]: Finished difference Result 530 states and 783 transitions. [2023-11-06 21:14:39,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-06 21:14:39,056 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 190 [2023-11-06 21:14:39,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:14:39,059 INFO L225 Difference]: With dead ends: 530 [2023-11-06 21:14:39,059 INFO L226 Difference]: Without dead ends: 281 [2023-11-06 21:14:39,060 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 189 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2023-11-06 21:14:39,061 INFO L413 NwaCegarLoop]: 156 mSDtfsCounter, 158 mSDsluCounter, 178 mSDsCounter, 0 mSdLazyCounter, 117 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 158 SdHoareTripleChecker+Valid, 334 SdHoareTripleChecker+Invalid, 136 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 117 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-06 21:14:39,063 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [158 Valid, 334 Invalid, 136 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 117 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-06 21:14:39,065 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 281 states. [2023-11-06 21:14:39,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 281 to 252. [2023-11-06 21:14:39,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 252 states, 172 states have (on average 1.308139534883721) internal successors, (225), 173 states have internal predecessors, (225), 73 states have call successors, (73), 6 states have call predecessors, (73), 6 states have return successors, (73), 72 states have call predecessors, (73), 73 states have call successors, (73) [2023-11-06 21:14:39,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 252 states and 371 transitions. [2023-11-06 21:14:39,112 INFO L78 Accepts]: Start accepts. Automaton has 252 states and 371 transitions. Word has length 190 [2023-11-06 21:14:39,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:14:39,113 INFO L495 AbstractCegarLoop]: Abstraction has 252 states and 371 transitions. [2023-11-06 21:14:39,113 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-06 21:14:39,113 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 371 transitions. [2023-11-06 21:14:39,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2023-11-06 21:14:39,116 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:14:39,116 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:14:39,127 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2023-11-06 21:14:39,322 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:14:39,323 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:14:39,323 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:14:39,323 INFO L85 PathProgramCache]: Analyzing trace with hash 787679064, now seen corresponding path program 1 times [2023-11-06 21:14:39,323 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:14:39,323 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1319451428] [2023-11-06 21:14:39,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:14:39,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:14:39,370 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 21:14:39,370 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [933409654] [2023-11-06 21:14:39,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:14:39,371 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:14:39,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:14:39,372 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 21:14:39,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-06 21:14:39,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:39,564 INFO L262 TraceCheckSpWp]: Trace formula consists of 450 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-06 21:14:39,569 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:14:39,842 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-06 21:14:39,843 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 21:14:39,843 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 21:14:39,843 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1319451428] [2023-11-06 21:14:39,843 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 21:14:39,846 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [933409654] [2023-11-06 21:14:39,846 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [933409654] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:14:39,846 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 21:14:39,846 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 21:14:39,846 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2097712201] [2023-11-06 21:14:39,847 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:14:39,847 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 21:14:39,847 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 21:14:39,848 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 21:14:39,848 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 21:14:39,849 INFO L87 Difference]: Start difference. First operand 252 states and 371 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 2 states have internal predecessors, (48), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-06 21:14:39,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:14:39,936 INFO L93 Difference]: Finished difference Result 592 states and 877 transitions. [2023-11-06 21:14:39,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 21:14:39,937 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 2 states have internal predecessors, (48), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 190 [2023-11-06 21:14:39,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:14:39,941 INFO L225 Difference]: With dead ends: 592 [2023-11-06 21:14:39,941 INFO L226 Difference]: Without dead ends: 343 [2023-11-06 21:14:39,942 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 189 GetRequests, 188 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 21:14:39,943 INFO L413 NwaCegarLoop]: 126 mSDtfsCounter, 43 mSDsluCounter, 115 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 43 SdHoareTripleChecker+Valid, 241 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 21:14:39,944 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [43 Valid, 241 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 21:14:39,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 343 states. [2023-11-06 21:14:39,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 343 to 338. [2023-11-06 21:14:39,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 338 states, 227 states have (on average 1.3083700440528634) internal successors, (297), 228 states have internal predecessors, (297), 102 states have call successors, (102), 8 states have call predecessors, (102), 8 states have return successors, (102), 101 states have call predecessors, (102), 102 states have call successors, (102) [2023-11-06 21:14:39,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 338 states and 501 transitions. [2023-11-06 21:14:39,984 INFO L78 Accepts]: Start accepts. Automaton has 338 states and 501 transitions. Word has length 190 [2023-11-06 21:14:39,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:14:39,988 INFO L495 AbstractCegarLoop]: Abstraction has 338 states and 501 transitions. [2023-11-06 21:14:39,988 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 2 states have internal predecessors, (48), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-06 21:14:39,988 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 501 transitions. [2023-11-06 21:14:39,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2023-11-06 21:14:39,991 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:14:39,992 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:14:40,004 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-11-06 21:14:40,199 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2023-11-06 21:14:40,199 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:14:40,199 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:14:40,199 INFO L85 PathProgramCache]: Analyzing trace with hash 1761562078, now seen corresponding path program 1 times [2023-11-06 21:14:40,200 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:14:40,200 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1739427247] [2023-11-06 21:14:40,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:14:40,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:14:40,235 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 21:14:40,236 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1103035887] [2023-11-06 21:14:40,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:14:40,236 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:14:40,236 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:14:40,237 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 21:14:40,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-06 21:14:40,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:40,475 INFO L262 TraceCheckSpWp]: Trace formula consists of 446 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-06 21:14:40,479 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:14:40,578 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-06 21:14:40,578 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 21:14:40,578 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 21:14:40,578 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1739427247] [2023-11-06 21:14:40,579 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 21:14:40,579 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1103035887] [2023-11-06 21:14:40,579 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1103035887] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:14:40,579 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 21:14:40,579 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 21:14:40,580 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [10790654] [2023-11-06 21:14:40,580 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:14:40,581 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 21:14:40,581 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 21:14:40,582 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 21:14:40,582 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-06 21:14:40,582 INFO L87 Difference]: Start difference. First operand 338 states and 501 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-06 21:14:40,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:14:40,742 INFO L93 Difference]: Finished difference Result 720 states and 1062 transitions. [2023-11-06 21:14:40,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 21:14:40,742 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 190 [2023-11-06 21:14:40,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:14:40,746 INFO L225 Difference]: With dead ends: 720 [2023-11-06 21:14:40,747 INFO L226 Difference]: Without dead ends: 385 [2023-11-06 21:14:40,748 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 189 GetRequests, 187 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-06 21:14:40,750 INFO L413 NwaCegarLoop]: 161 mSDtfsCounter, 55 mSDsluCounter, 220 mSDsCounter, 0 mSdLazyCounter, 71 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 55 SdHoareTripleChecker+Valid, 381 SdHoareTripleChecker+Invalid, 72 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 71 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 21:14:40,750 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [55 Valid, 381 Invalid, 72 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 71 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 21:14:40,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 385 states. [2023-11-06 21:14:40,798 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 385 to 338. [2023-11-06 21:14:40,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 338 states, 227 states have (on average 1.2907488986784141) internal successors, (293), 228 states have internal predecessors, (293), 102 states have call successors, (102), 8 states have call predecessors, (102), 8 states have return successors, (102), 101 states have call predecessors, (102), 102 states have call successors, (102) [2023-11-06 21:14:40,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 338 states and 497 transitions. [2023-11-06 21:14:40,804 INFO L78 Accepts]: Start accepts. Automaton has 338 states and 497 transitions. Word has length 190 [2023-11-06 21:14:40,805 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:14:40,805 INFO L495 AbstractCegarLoop]: Abstraction has 338 states and 497 transitions. [2023-11-06 21:14:40,805 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-06 21:14:40,806 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 497 transitions. [2023-11-06 21:14:40,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2023-11-06 21:14:40,810 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:14:40,810 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:14:40,821 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-11-06 21:14:41,018 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:14:41,019 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:14:41,019 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:14:41,020 INFO L85 PathProgramCache]: Analyzing trace with hash 952215452, now seen corresponding path program 1 times [2023-11-06 21:14:41,020 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:14:41,020 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1693521414] [2023-11-06 21:14:41,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:14:41,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:14:41,055 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 21:14:41,055 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1195960293] [2023-11-06 21:14:41,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:14:41,056 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:14:41,056 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:14:41,058 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 21:14:41,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-06 21:14:41,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:14:41,268 INFO L262 TraceCheckSpWp]: Trace formula consists of 450 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-06 21:14:41,273 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:14:41,503 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-06 21:14:41,503 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 21:14:41,503 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 21:14:41,503 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1693521414] [2023-11-06 21:14:41,504 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 21:14:41,504 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1195960293] [2023-11-06 21:14:41,504 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1195960293] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:14:41,504 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 21:14:41,504 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 21:14:41,504 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [334323186] [2023-11-06 21:14:41,505 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:14:41,505 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 21:14:41,505 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 21:14:41,506 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 21:14:41,506 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 21:14:41,506 INFO L87 Difference]: Start difference. First operand 338 states and 497 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 2 states have internal predecessors, (48), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-06 21:14:41,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:14:41,566 INFO L93 Difference]: Finished difference Result 760 states and 1122 transitions. [2023-11-06 21:14:41,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 21:14:41,567 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 2 states have internal predecessors, (48), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 190 [2023-11-06 21:14:41,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:14:41,571 INFO L225 Difference]: With dead ends: 760 [2023-11-06 21:14:41,571 INFO L226 Difference]: Without dead ends: 425 [2023-11-06 21:14:41,572 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 189 GetRequests, 188 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 21:14:41,574 INFO L413 NwaCegarLoop]: 136 mSDtfsCounter, 16 mSDsluCounter, 123 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 259 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 21:14:41,575 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 259 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 21:14:41,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 425 states. [2023-11-06 21:14:41,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 425 to 413. [2023-11-06 21:14:41,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 413 states, 271 states have (on average 1.2730627306273063) internal successors, (345), 272 states have internal predecessors, (345), 131 states have call successors, (131), 10 states have call predecessors, (131), 10 states have return successors, (131), 130 states have call predecessors, (131), 131 states have call successors, (131) [2023-11-06 21:14:41,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 413 states and 607 transitions. [2023-11-06 21:14:41,621 INFO L78 Accepts]: Start accepts. Automaton has 413 states and 607 transitions. Word has length 190 [2023-11-06 21:14:41,622 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:14:41,622 INFO L495 AbstractCegarLoop]: Abstraction has 413 states and 607 transitions. [2023-11-06 21:14:41,622 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 2 states have internal predecessors, (48), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-06 21:14:41,622 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 607 transitions. [2023-11-06 21:14:41,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2023-11-06 21:14:41,626 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:14:41,626 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:14:41,641 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-11-06 21:14:41,833 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:14:41,833 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:14:41,833 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:14:41,834 INFO L85 PathProgramCache]: Analyzing trace with hash 1778877530, now seen corresponding path program 1 times [2023-11-06 21:14:41,834 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:14:41,834 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [58019366] [2023-11-06 21:14:41,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:14:41,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:14:41,865 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 21:14:41,866 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [529775379] [2023-11-06 21:14:41,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:14:41,866 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:14:41,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:14:41,867 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 21:14:41,888 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-11-06 21:14:42,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 21:14:42,090 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 21:14:42,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 21:14:42,346 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 21:14:42,346 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-06 21:14:42,347 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-06 21:14:42,361 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2023-11-06 21:14:42,556 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:14:42,559 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 21:14:42,563 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-06 21:14:42,704 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 09:14:42 BoogieIcfgContainer [2023-11-06 21:14:42,704 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 21:14:42,704 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 21:14:42,705 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 21:14:42,705 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 21:14:42,705 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:14:34" (3/4) ... [2023-11-06 21:14:42,707 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-06 21:14:42,708 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 21:14:42,709 INFO L158 Benchmark]: Toolchain (without parser) took 9781.20ms. Allocated memory was 134.2MB in the beginning and 222.3MB in the end (delta: 88.1MB). Free memory was 88.9MB in the beginning and 141.8MB in the end (delta: -52.9MB). Peak memory consumption was 36.6MB. Max. memory is 16.1GB. [2023-11-06 21:14:42,709 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 134.2MB. Free memory is still 104.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 21:14:42,709 INFO L158 Benchmark]: CACSL2BoogieTranslator took 414.02ms. Allocated memory is still 134.2MB. Free memory was 88.9MB in the beginning and 73.7MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-06 21:14:42,710 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.88ms. Allocated memory is still 134.2MB. Free memory was 73.7MB in the beginning and 69.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-06 21:14:42,710 INFO L158 Benchmark]: Boogie Preprocessor took 102.65ms. Allocated memory is still 134.2MB. Free memory was 69.5MB in the beginning and 67.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 21:14:42,710 INFO L158 Benchmark]: RCFGBuilder took 769.54ms. Allocated memory is still 134.2MB. Free memory was 67.4MB in the beginning and 103.0MB in the end (delta: -35.6MB). Peak memory consumption was 32.1MB. Max. memory is 16.1GB. [2023-11-06 21:14:42,711 INFO L158 Benchmark]: TraceAbstraction took 8413.51ms. Allocated memory was 134.2MB in the beginning and 222.3MB in the end (delta: 88.1MB). Free memory was 102.3MB in the beginning and 141.8MB in the end (delta: -39.5MB). Peak memory consumption was 48.5MB. Max. memory is 16.1GB. [2023-11-06 21:14:42,711 INFO L158 Benchmark]: Witness Printer took 3.76ms. Allocated memory is still 222.3MB. Free memory is still 141.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 21:14:42,713 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 134.2MB. Free memory is still 104.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 414.02ms. Allocated memory is still 134.2MB. Free memory was 88.9MB in the beginning and 73.7MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.88ms. Allocated memory is still 134.2MB. Free memory was 73.7MB in the beginning and 69.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 102.65ms. Allocated memory is still 134.2MB. Free memory was 69.5MB in the beginning and 67.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 769.54ms. Allocated memory is still 134.2MB. Free memory was 67.4MB in the beginning and 103.0MB in the end (delta: -35.6MB). Peak memory consumption was 32.1MB. Max. memory is 16.1GB. * TraceAbstraction took 8413.51ms. Allocated memory was 134.2MB in the beginning and 222.3MB in the end (delta: 88.1MB). Free memory was 102.3MB in the beginning and 141.8MB in the end (delta: -39.5MB). Peak memory consumption was 48.5MB. Max. memory is 16.1GB. * Witness Printer took 3.76ms. Allocated memory is still 222.3MB. Free memory is still 141.8MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 175, overapproximation of shiftRight at line 67, overapproximation of someBinaryArithmeticDOUBLEoperation at line 119, overapproximation of someUnaryDOUBLEoperation at line 103, overapproximation of someBinaryDOUBLEComparisonOperation at line 175. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 5.25; [L23] signed long int var_1_3 = -25; [L24] signed long int var_1_4 = -128; [L25] double var_1_6 = 2.75; [L26] double var_1_7 = 24.5; [L27] double var_1_8 = 199.5; [L28] float var_1_9 = 32.8; [L29] unsigned char var_1_10 = 1; [L30] float var_1_11 = 15.4; [L31] float var_1_12 = 0.0; [L32] unsigned long int var_1_13 = 2; [L33] float var_1_16 = 127.6; [L34] signed long int var_1_17 = 128; [L35] unsigned char var_1_19 = 10; [L36] unsigned char var_1_20 = 0; [L37] unsigned char var_1_21 = 64; [L38] double var_1_22 = 15.95; [L39] unsigned long int var_1_23 = 4127848294; [L40] unsigned long int var_1_24 = 256; [L41] unsigned char var_1_27 = 1; [L42] unsigned char var_1_29 = 1; [L43] unsigned char var_1_30 = 0; [L44] unsigned char var_1_31 = 1; [L45] double var_1_32 = 32.7; [L46] unsigned char var_1_34 = 1; [L47] unsigned long int var_1_35 = 1000; [L48] signed char var_1_39 = -32; [L49] signed char var_1_40 = 16; [L50] signed char var_1_41 = 4; [L51] unsigned char var_1_42 = 0; [L52] unsigned char var_1_43 = 0; [L53] float var_1_44 = 99999999999.2; VAL [isInitial=0, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=-25, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=-128, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L179] isInitial = 1 [L180] FCALL initially() [L181] COND TRUE 1 [L182] FCALL updateLastVariables() [L183] CALL updateVariables() [L126] var_1_3 = __VERIFIER_nondet_long() [L127] CALL assume_abort_if_not(var_1_3 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=-128, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=-128, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L127] RET assume_abort_if_not(var_1_3 >= -2147483648) VAL [isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=-128, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L128] CALL assume_abort_if_not(var_1_3 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=-128, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=-128, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L128] RET assume_abort_if_not(var_1_3 <= 2147483647) VAL [isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=-128, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L129] CALL assume_abort_if_not(var_1_3 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=-128, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=-128, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L129] RET assume_abort_if_not(var_1_3 != 0) VAL [isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=-128, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L130] var_1_4 = __VERIFIER_nondet_long() [L131] CALL assume_abort_if_not(var_1_4 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L131] RET assume_abort_if_not(var_1_4 >= -2147483648) VAL [isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L132] CALL assume_abort_if_not(var_1_4 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L132] RET assume_abort_if_not(var_1_4 <= 2147483647) VAL [isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L133] CALL assume_abort_if_not(var_1_4 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L133] RET assume_abort_if_not(var_1_4 != 0) VAL [isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L134] var_1_6 = __VERIFIER_nondet_double() [L135] CALL assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L135] RET assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L136] var_1_7 = __VERIFIER_nondet_double() [L137] CALL assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=399/2, var_1_9=164/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=399/2, var_1_9=164/5] [L137] RET assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=399/2, var_1_9=164/5] [L138] var_1_8 = __VERIFIER_nondet_double() [L139] CALL assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L139] RET assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L140] var_1_10 = __VERIFIER_nondet_uchar() [L141] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L141] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L142] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L142] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L143] var_1_11 = __VERIFIER_nondet_float() [L144] CALL assume_abort_if_not((var_1_11 >= -230584.3009213691390e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 2305843.009213691390e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L144] RET assume_abort_if_not((var_1_11 >= -230584.3009213691390e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 2305843.009213691390e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=5, var_1_12=0, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L145] var_1_12 = __VERIFIER_nondet_float() [L146] CALL assume_abort_if_not((var_1_12 >= 4611686.018427382800e+12F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=5, var_1_12=6, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=5, var_1_12=6, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L146] RET assume_abort_if_not((var_1_12 >= 4611686.018427382800e+12F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=5, var_1_12=6, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L147] var_1_20 = __VERIFIER_nondet_uchar() [L148] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=5, var_1_12=6, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=5, var_1_12=6, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L148] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=5, var_1_12=6, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L149] CALL assume_abort_if_not(var_1_20 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=5, var_1_12=6, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=5, var_1_12=6, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L149] RET assume_abort_if_not(var_1_20 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=5, var_1_12=6, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L150] var_1_21 = __VERIFIER_nondet_uchar() [L151] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=5, var_1_12=6, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=2, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=5, var_1_12=6, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=2, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L151] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=5, var_1_12=6, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=2, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L152] CALL assume_abort_if_not(var_1_21 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=5, var_1_12=6, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=2, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=5, var_1_12=6, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=2, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L152] RET assume_abort_if_not(var_1_21 <= 254) VAL [isInitial=1, var_1_10=0, var_1_11=5, var_1_12=6, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=2, var_1_22=319/20, var_1_23=4127848294, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L153] var_1_23 = __VERIFIER_nondet_ulong() [L154] CALL assume_abort_if_not(var_1_23 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=5, var_1_12=6, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=2, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=5, var_1_12=6, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=2, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L154] RET assume_abort_if_not(var_1_23 >= 2147483647) VAL [isInitial=1, var_1_10=0, var_1_11=5, var_1_12=6, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=2, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L155] CALL assume_abort_if_not(var_1_23 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=5, var_1_12=6, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=2, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=5, var_1_12=6, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=2, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L155] RET assume_abort_if_not(var_1_23 <= 4294967295) VAL [isInitial=1, var_1_10=0, var_1_11=5, var_1_12=6, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=2, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L156] var_1_29 = __VERIFIER_nondet_uchar() [L157] CALL assume_abort_if_not(var_1_29 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=5, var_1_12=6, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=2, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=5, var_1_12=6, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=2, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L157] RET assume_abort_if_not(var_1_29 >= 1) VAL [isInitial=1, var_1_10=0, var_1_11=5, var_1_12=6, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=2, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L158] CALL assume_abort_if_not(var_1_29 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=5, var_1_12=6, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=2, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=5, var_1_12=6, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=2, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L158] RET assume_abort_if_not(var_1_29 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=5, var_1_12=6, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=2, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L159] var_1_30 = __VERIFIER_nondet_uchar() [L160] CALL assume_abort_if_not(var_1_30 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=5, var_1_12=6, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=2, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=5, var_1_12=6, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=2, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L160] RET assume_abort_if_not(var_1_30 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=5, var_1_12=6, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=2, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L161] CALL assume_abort_if_not(var_1_30 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=5, var_1_12=6, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=2, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=5, var_1_12=6, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=2, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L161] RET assume_abort_if_not(var_1_30 <= 0) VAL [isInitial=1, var_1_10=0, var_1_11=5, var_1_12=6, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=2, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=16, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L162] var_1_40 = __VERIFIER_nondet_char() [L163] CALL assume_abort_if_not(var_1_40 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=5, var_1_12=6, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=2, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=63, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=5, var_1_12=6, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=2, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=63, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L163] RET assume_abort_if_not(var_1_40 >= -63) VAL [isInitial=1, var_1_10=0, var_1_11=5, var_1_12=6, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=2, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=63, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L164] CALL assume_abort_if_not(var_1_40 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=5, var_1_12=6, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=2, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=63, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=5, var_1_12=6, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=2, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=63, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L164] RET assume_abort_if_not(var_1_40 <= 63) VAL [isInitial=1, var_1_10=0, var_1_11=5, var_1_12=6, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=2, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=63, var_1_41=4, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L165] var_1_41 = __VERIFIER_nondet_char() [L166] CALL assume_abort_if_not(var_1_41 >= -127) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=5, var_1_12=6, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=2, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=63, var_1_41=126, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=5, var_1_12=6, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=2, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=63, var_1_41=126, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L166] RET assume_abort_if_not(var_1_41 >= -127) VAL [isInitial=1, var_1_10=0, var_1_11=5, var_1_12=6, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=2, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=63, var_1_41=126, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L167] CALL assume_abort_if_not(var_1_41 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=5, var_1_12=6, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=2, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=63, var_1_41=126, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=5, var_1_12=6, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=2, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=63, var_1_41=126, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L167] RET assume_abort_if_not(var_1_41 <= 126) VAL [isInitial=1, var_1_10=0, var_1_11=5, var_1_12=6, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=2, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=63, var_1_41=126, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L168] var_1_43 = __VERIFIER_nondet_uchar() [L169] CALL assume_abort_if_not(var_1_43 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=5, var_1_12=6, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=2, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=63, var_1_41=126, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=5, var_1_12=6, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=2, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=63, var_1_41=126, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L169] RET assume_abort_if_not(var_1_43 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=5, var_1_12=6, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=2, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=63, var_1_41=126, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L170] CALL assume_abort_if_not(var_1_43 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=5, var_1_12=6, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=2, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=63, var_1_41=126, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=5, var_1_12=6, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=2, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=63, var_1_41=126, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L170] RET assume_abort_if_not(var_1_43 <= 0) VAL [isInitial=1, var_1_10=0, var_1_11=5, var_1_12=6, var_1_13=2, var_1_16=638/5, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=2, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=63, var_1_41=126, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L183] RET updateVariables() [L184] CALL step() [L57] COND TRUE var_1_12 <= (var_1_7 * 5.8f) [L58] var_1_16 = ((((((((var_1_12) > (var_1_7)) ? (var_1_12) : (var_1_7)))) < (var_1_8)) ? (((((var_1_12) > (var_1_7)) ? (var_1_12) : (var_1_7)))) : (var_1_8))) VAL [isInitial=1, var_1_10=0, var_1_11=5, var_1_12=6, var_1_13=2, var_1_16=6, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=2, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=63, var_1_41=126, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L62] COND FALSE !(\read(var_1_10)) VAL [isInitial=1, var_1_10=0, var_1_11=5, var_1_12=6, var_1_13=2, var_1_16=6, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=2, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=63, var_1_41=126, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L65] var_1_31 = var_1_30 [L66] var_1_34 = (! (var_1_10 && var_1_30)) VAL [isInitial=1, var_1_10=0, var_1_11=5, var_1_12=6, var_1_13=2, var_1_16=6, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=2, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=63, var_1_41=126, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L67] EXPR var_1_19 >> var_1_19 VAL [isInitial=1, var_1_10=0, var_1_11=5, var_1_12=6, var_1_13=2, var_1_16=6, var_1_17=128, var_1_19 >> var_1_19=9, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=2, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=63, var_1_41=126, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L67] COND FALSE !(((var_1_19 >> var_1_19) % -10) >= var_1_4) [L72] COND FALSE !(var_1_10 || var_1_20) VAL [isInitial=1, var_1_10=0, var_1_11=5, var_1_12=6, var_1_13=2, var_1_16=6, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=2, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=63, var_1_41=126, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L75] COND FALSE !(\read(var_1_10)) VAL [isInitial=1, var_1_10=0, var_1_11=5, var_1_12=6, var_1_13=2, var_1_16=6, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=2, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=63, var_1_41=126, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L80] COND TRUE var_1_13 <= 32u VAL [isInitial=1, var_1_10=0, var_1_11=5, var_1_12=6, var_1_13=2, var_1_16=6, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=2, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=63, var_1_41=126, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L81] COND FALSE !(var_1_13 < var_1_21) VAL [isInitial=1, var_1_10=0, var_1_11=5, var_1_12=6, var_1_13=2, var_1_16=6, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=2, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=63, var_1_41=126, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L91] signed long int stepLocal_0 = (var_1_3 % var_1_4) * var_1_19; VAL [isInitial=1, stepLocal_0=10, var_1_10=0, var_1_11=5, var_1_12=6, var_1_13=2, var_1_16=6, var_1_17=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=2, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=63, var_1_41=126, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L92] COND FALSE !(var_1_19 > stepLocal_0) [L95] var_1_1 = (var_1_6 - (var_1_8 + var_1_7)) VAL [isInitial=1, stepLocal_0=10, var_1_10=0, var_1_11=5, var_1_12=6, var_1_13=2, var_1_16=6, var_1_17=128, var_1_19=10, var_1_20=0, var_1_21=2, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=63, var_1_41=126, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L97] COND TRUE ! var_1_10 [L98] var_1_13 = (50u + var_1_19) VAL [isInitial=1, stepLocal_0=10, var_1_10=0, var_1_11=5, var_1_12=6, var_1_13=60, var_1_16=6, var_1_17=128, var_1_19=10, var_1_20=0, var_1_21=2, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=327/10, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=63, var_1_41=126, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L102] COND TRUE var_1_21 <= var_1_19 [L103] var_1_32 = (((((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7))) < 0 ) ? -((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7))) : ((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7))))) VAL [isInitial=1, stepLocal_0=10, var_1_10=0, var_1_11=5, var_1_12=6, var_1_13=60, var_1_16=6, var_1_17=128, var_1_19=10, var_1_20=0, var_1_21=2, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=7, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=63, var_1_41=126, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L105] COND FALSE !(var_1_8 < (var_1_22 / var_1_12)) VAL [isInitial=1, stepLocal_0=10, var_1_10=0, var_1_11=5, var_1_12=6, var_1_13=60, var_1_16=6, var_1_17=128, var_1_19=10, var_1_20=0, var_1_21=2, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=7, var_1_34=1, var_1_35=1000, var_1_39=-32, var_1_3=2147483647, var_1_40=63, var_1_41=126, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L110] COND TRUE -32 >= var_1_13 [L111] var_1_39 = (((((5 + var_1_40)) > (var_1_41)) ? ((5 + var_1_40)) : (var_1_41))) VAL [isInitial=1, stepLocal_0=10, var_1_10=0, var_1_11=5, var_1_12=6, var_1_13=60, var_1_16=6, var_1_17=128, var_1_19=10, var_1_20=0, var_1_21=2, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=7, var_1_34=1, var_1_35=1000, var_1_39=126, var_1_3=2147483647, var_1_40=63, var_1_41=126, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L113] COND FALSE !(\read(var_1_10)) VAL [isInitial=1, stepLocal_0=10, var_1_10=0, var_1_11=5, var_1_12=6, var_1_13=60, var_1_16=6, var_1_17=128, var_1_19=10, var_1_20=0, var_1_21=2, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=7, var_1_34=1, var_1_35=1000, var_1_39=126, var_1_3=2147483647, var_1_40=63, var_1_41=126, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=164/5] [L116] COND FALSE !(var_1_10 || (var_1_19 == var_1_13)) [L119] var_1_9 = ((((((var_1_12 - var_1_7) - var_1_6)) < (var_1_11)) ? (((var_1_12 - var_1_7) - var_1_6)) : (var_1_11))) VAL [isInitial=1, stepLocal_0=10, var_1_10=0, var_1_11=5, var_1_12=6, var_1_13=60, var_1_16=6, var_1_17=128, var_1_19=10, var_1_20=0, var_1_21=2, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=7, var_1_34=1, var_1_35=1000, var_1_39=126, var_1_3=2147483647, var_1_40=63, var_1_41=126, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=8] [L121] COND FALSE !(var_1_6 < ((((var_1_8) < (var_1_7)) ? (var_1_8) : (var_1_7)))) VAL [isInitial=1, stepLocal_0=10, var_1_10=0, var_1_11=5, var_1_12=6, var_1_13=60, var_1_16=6, var_1_17=128, var_1_19=10, var_1_20=0, var_1_21=2, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=7, var_1_34=1, var_1_35=1000, var_1_39=126, var_1_3=2147483647, var_1_40=63, var_1_41=126, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=8] [L184] RET step() [L185] CALL, EXPR property() [L175] EXPR (((((((var_1_19 > ((var_1_3 % var_1_4) * var_1_19)) ? (var_1_1 == ((double) (var_1_6 - (var_1_7 + var_1_8)))) : (var_1_1 == ((double) (var_1_6 - (var_1_8 + var_1_7))))) && ((var_1_10 || (var_1_19 == var_1_13)) ? (var_1_9 == ((float) ((127.5f - ((((var_1_8) > (var_1_7)) ? (var_1_8) : (var_1_7)))) + (16.1f + var_1_11)))) : (var_1_9 == ((float) ((((((var_1_12 - var_1_7) - var_1_6)) < (var_1_11)) ? (((var_1_12 - var_1_7) - var_1_6)) : (var_1_11))))))) && ((! var_1_10) ? (var_1_13 == ((unsigned long int) (50u + var_1_19))) : (var_1_13 == ((unsigned long int) (var_1_19 + var_1_19))))) && ((var_1_12 <= (var_1_7 * 5.8f)) ? (var_1_16 == ((float) ((((((((var_1_12) > (var_1_7)) ? (var_1_12) : (var_1_7)))) < (var_1_8)) ? (((((var_1_12) > (var_1_7)) ? (var_1_12) : (var_1_7)))) : (var_1_8))))) : (var_1_16 == ((float) var_1_6)))) && ((var_1_8 < (var_1_22 / var_1_12)) ? ((var_1_22 > var_1_6) ? (var_1_17 == ((signed long int) var_1_19)) : 1) : 1)) && ((var_1_10 || var_1_20) ? (var_1_19 == ((unsigned char) ((((var_1_21) > (32)) ? (var_1_21) : (32))))) : 1)) && (var_1_10 ? (((var_1_19 | var_1_19) != (var_1_23 - var_1_19)) ? (var_1_22 == ((double) 4.75)) : 1) : 1) VAL [(((((((var_1_19 > ((var_1_3 % var_1_4) * var_1_19)) ? (var_1_1 == ((double) (var_1_6 - (var_1_7 + var_1_8)))) : (var_1_1 == ((double) (var_1_6 - (var_1_8 + var_1_7))))) && ((var_1_10 || (var_1_19 == var_1_13)) ? (var_1_9 == ((float) ((127.5f - ((((var_1_8) > (var_1_7)) ? (var_1_8) : (var_1_7)))) + (16.1f + var_1_11)))) : (var_1_9 == ((float) ((((((var_1_12 - var_1_7) - var_1_6)) < (var_1_11)) ? (((var_1_12 - var_1_7) - var_1_6)) : (var_1_11))))))) && ((! var_1_10) ? (var_1_13 == ((unsigned long int) (50u + var_1_19))) : (var_1_13 == ((unsigned long int) (var_1_19 + var_1_19))))) && ((var_1_12 <= (var_1_7 * 5.8f)) ? (var_1_16 == ((float) ((((((((var_1_12) > (var_1_7)) ? (var_1_12) : (var_1_7)))) < (var_1_8)) ? (((((var_1_12) > (var_1_7)) ? (var_1_12) : (var_1_7)))) : (var_1_8))))) : (var_1_16 == ((float) var_1_6)))) && ((var_1_8 < (var_1_22 / var_1_12)) ? ((var_1_22 > var_1_6) ? (var_1_17 == ((signed long int) var_1_19)) : 1) : 1)) && ((var_1_10 || var_1_20) ? (var_1_19 == ((unsigned char) ((((var_1_21) > (32)) ? (var_1_21) : (32))))) : 1)) && (var_1_10 ? (((var_1_19 | var_1_19) != (var_1_23 - var_1_19)) ? (var_1_22 == ((double) 4.75)) : 1) : 1)=0, isInitial=1, var_1_10=0, var_1_11=5, var_1_12=6, var_1_13=60, var_1_16=6, var_1_17=128, var_1_19=10, var_1_20=0, var_1_21=2, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=7, var_1_34=1, var_1_35=1000, var_1_39=126, var_1_3=2147483647, var_1_40=63, var_1_41=126, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=8] [L175-L176] return (((((((var_1_19 > ((var_1_3 % var_1_4) * var_1_19)) ? (var_1_1 == ((double) (var_1_6 - (var_1_7 + var_1_8)))) : (var_1_1 == ((double) (var_1_6 - (var_1_8 + var_1_7))))) && ((var_1_10 || (var_1_19 == var_1_13)) ? (var_1_9 == ((float) ((127.5f - ((((var_1_8) > (var_1_7)) ? (var_1_8) : (var_1_7)))) + (16.1f + var_1_11)))) : (var_1_9 == ((float) ((((((var_1_12 - var_1_7) - var_1_6)) < (var_1_11)) ? (((var_1_12 - var_1_7) - var_1_6)) : (var_1_11))))))) && ((! var_1_10) ? (var_1_13 == ((unsigned long int) (50u + var_1_19))) : (var_1_13 == ((unsigned long int) (var_1_19 + var_1_19))))) && ((var_1_12 <= (var_1_7 * 5.8f)) ? (var_1_16 == ((float) ((((((((var_1_12) > (var_1_7)) ? (var_1_12) : (var_1_7)))) < (var_1_8)) ? (((((var_1_12) > (var_1_7)) ? (var_1_12) : (var_1_7)))) : (var_1_8))))) : (var_1_16 == ((float) var_1_6)))) && ((var_1_8 < (var_1_22 / var_1_12)) ? ((var_1_22 > var_1_6) ? (var_1_17 == ((signed long int) var_1_19)) : 1) : 1)) && ((var_1_10 || var_1_20) ? (var_1_19 == ((unsigned char) ((((var_1_21) > (32)) ? (var_1_21) : (32))))) : 1)) && (var_1_10 ? (((var_1_19 | var_1_19) != (var_1_23 - var_1_19)) ? (var_1_22 == ((double) 4.75)) : 1) : 1) ; [L185] RET, EXPR property() [L185] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=0, var_1_11=5, var_1_12=6, var_1_13=60, var_1_16=6, var_1_17=128, var_1_19=10, var_1_20=0, var_1_21=2, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=7, var_1_34=1, var_1_35=1000, var_1_39=126, var_1_3=2147483647, var_1_40=63, var_1_41=126, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=8] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=0, var_1_11=5, var_1_12=6, var_1_13=60, var_1_16=6, var_1_17=128, var_1_19=10, var_1_20=0, var_1_21=2, var_1_22=319/20, var_1_23=2147483647, var_1_24=256, var_1_27=1, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=7, var_1_34=1, var_1_35=1000, var_1_39=126, var_1_3=2147483647, var_1_40=63, var_1_41=126, var_1_42=0, var_1_43=0, var_1_44=499999999996/5, var_1_4=1073741823, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=8] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 95 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 8.2s, OverallIterations: 9, TraceHistogramMax: 29, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 1.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 644 SdHoareTripleChecker+Valid, 0.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 644 mSDsluCounter, 2273 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1036 mSDsCounter, 66 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 406 IncrementalHoareTripleChecker+Invalid, 472 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 66 mSolverCounterUnsat, 1237 mSDtfsCounter, 406 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1512 GetRequests, 1501 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=413occurred in iteration=8, InterpolantAutomatonStates: 27, 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, 8 MinimizatonAttempts, 133 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 1900 NumberOfCodeBlocks, 1900 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1512 ConstructedInterpolants, 0 QuantifiedInterpolants, 2605 SizeOfPredicates, 11 NumberOfNonLiveVariables, 3587 ConjunctsInSsa, 23 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 12992/12992 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 21:14:42,740 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/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_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/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_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-62.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/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_83427a36-6568-48d8-8cf1-3bd1be7bd930/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 898d5ec73e5c3c04d61da6c8734a452d0bd7fbe525cd14933afc15d02bcc3c25 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 21:14:45,386 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 21:14:45,480 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-06 21:14:45,505 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 21:14:45,506 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 21:14:45,556 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 21:14:45,557 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 21:14:45,557 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 21:14:45,558 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 21:14:45,563 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 21:14:45,564 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 21:14:45,565 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 21:14:45,565 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 21:14:45,567 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 21:14:45,568 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 21:14:45,568 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 21:14:45,569 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 21:14:45,569 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 21:14:45,569 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 21:14:45,570 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 21:14:45,571 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 21:14:45,571 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-06 21:14:45,572 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-06 21:14:45,572 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-06 21:14:45,573 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 21:14:45,573 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 21:14:45,573 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 21:14:45,574 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 21:14:45,574 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 21:14:45,575 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 21:14:45,576 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 21:14:45,576 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 21:14:45,577 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 21:14:45,577 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 21:14:45,577 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-06 21:14:45,577 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-06 21:14:45,578 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 21:14:45,578 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 21:14:45,578 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 21:14:45,579 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 21:14:45,579 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-06 21:14:45,580 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 21:14:45,580 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_83427a36-6568-48d8-8cf1-3bd1be7bd930/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 898d5ec73e5c3c04d61da6c8734a452d0bd7fbe525cd14933afc15d02bcc3c25 [2023-11-06 21:14:45,958 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 21:14:45,992 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 21:14:45,995 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 21:14:45,997 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 21:14:45,997 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 21:14:45,999 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-62.i [2023-11-06 21:14:49,199 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 21:14:49,524 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 21:14:49,524 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-62.i [2023-11-06 21:14:49,535 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP/data/ba787bebc/1e6a7902c7ba4a4fbf6a01e5a7a5b5c9/FLAG7f844488e [2023-11-06 21:14:49,551 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP/data/ba787bebc/1e6a7902c7ba4a4fbf6a01e5a7a5b5c9 [2023-11-06 21:14:49,553 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 21:14:49,555 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 21:14:49,560 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 21:14:49,560 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 21:14:49,566 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 21:14:49,567 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:14:49" (1/1) ... [2023-11-06 21:14:49,568 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74bd5a08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:14:49, skipping insertion in model container [2023-11-06 21:14:49,568 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:14:49" (1/1) ... [2023-11-06 21:14:49,623 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 21:14:49,811 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_83427a36-6568-48d8-8cf1-3bd1be7bd930/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-62.i[919,932] [2023-11-06 21:14:49,904 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 21:14:49,921 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 21:14:49,935 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_83427a36-6568-48d8-8cf1-3bd1be7bd930/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-62.i[919,932] [2023-11-06 21:14:49,979 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 21:14:50,010 INFO L206 MainTranslator]: Completed translation [2023-11-06 21:14:50,010 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:14:50 WrapperNode [2023-11-06 21:14:50,011 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 21:14:50,012 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 21:14:50,012 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 21:14:50,012 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 21:14:50,020 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:14:50" (1/1) ... [2023-11-06 21:14:50,039 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:14:50" (1/1) ... [2023-11-06 21:14:50,078 INFO L138 Inliner]: procedures = 27, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 185 [2023-11-06 21:14:50,078 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 21:14:50,079 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 21:14:50,079 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 21:14:50,080 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 21:14:50,097 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:14:50" (1/1) ... [2023-11-06 21:14:50,098 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:14:50" (1/1) ... [2023-11-06 21:14:50,108 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:14:50" (1/1) ... [2023-11-06 21:14:50,124 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:14:50" (1/1) ... [2023-11-06 21:14:50,138 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:14:50" (1/1) ... [2023-11-06 21:14:50,156 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:14:50" (1/1) ... [2023-11-06 21:14:50,176 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:14:50" (1/1) ... [2023-11-06 21:14:50,178 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:14:50" (1/1) ... [2023-11-06 21:14:50,184 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 21:14:50,185 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 21:14:50,185 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 21:14:50,185 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 21:14:50,186 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:14:50" (1/1) ... [2023-11-06 21:14:50,205 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 21:14:50,225 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:14:50,250 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 21:14:50,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 21:14:50,289 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 21:14:50,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-06 21:14:50,290 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 21:14:50,290 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 21:14:50,290 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 21:14:50,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 21:14:50,433 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 21:14:50,435 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 21:15:10,514 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 21:15:10,524 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 21:15:10,525 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 21:15:10,527 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:15:10 BoogieIcfgContainer [2023-11-06 21:15:10,528 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 21:15:10,530 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 21:15:10,530 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 21:15:10,533 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 21:15:10,533 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 09:14:49" (1/3) ... [2023-11-06 21:15:10,534 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70b174e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:15:10, skipping insertion in model container [2023-11-06 21:15:10,534 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:14:50" (2/3) ... [2023-11-06 21:15:10,534 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70b174e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:15:10, skipping insertion in model container [2023-11-06 21:15:10,536 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:15:10" (3/3) ... [2023-11-06 21:15:10,539 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-62.i [2023-11-06 21:15:10,560 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 21:15:10,560 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 21:15:10,615 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 21:15:10,623 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;@49693651, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 21:15:10,623 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 21:15:10,629 INFO L276 IsEmpty]: Start isEmpty. Operand has 85 states, 53 states have (on average 1.4528301886792452) internal successors, (77), 54 states have internal predecessors, (77), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-06 21:15:10,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2023-11-06 21:15:10,656 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:15:10,657 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:15:10,660 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:15:10,671 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:15:10,672 INFO L85 PathProgramCache]: Analyzing trace with hash -391179290, now seen corresponding path program 1 times [2023-11-06 21:15:10,693 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 21:15:10,694 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1243865348] [2023-11-06 21:15:10,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:15:10,695 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 21:15:10,695 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 21:15:10,704 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/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 21:15:10,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/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 21:15:12,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:15:13,082 INFO L262 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-06 21:15:13,102 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:15:13,182 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 644 proven. 0 refuted. 0 times theorem prover too weak. 980 trivial. 0 not checked. [2023-11-06 21:15:13,183 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 21:15:13,184 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 21:15:13,184 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1243865348] [2023-11-06 21:15:13,185 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1243865348] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:15:13,185 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 21:15:13,185 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 21:15:13,187 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [117540568] [2023-11-06 21:15:13,188 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:15:13,193 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 21:15:13,194 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 21:15:13,226 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 21:15:13,227 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 21:15:13,230 INFO L87 Difference]: Start difference. First operand has 85 states, 53 states have (on average 1.4528301886792452) internal successors, (77), 54 states have internal predecessors, (77), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) 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, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-06 21:15:13,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:15:13,272 INFO L93 Difference]: Finished difference Result 163 states and 293 transitions. [2023-11-06 21:15:13,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 21:15:13,275 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, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 187 [2023-11-06 21:15:13,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:15:13,284 INFO L225 Difference]: With dead ends: 163 [2023-11-06 21:15:13,284 INFO L226 Difference]: Without dead ends: 81 [2023-11-06 21:15:13,289 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 186 GetRequests, 186 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 21:15:13,293 INFO L413 NwaCegarLoop]: 128 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, 128 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 21:15:13,294 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 128 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 21:15:13,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2023-11-06 21:15:13,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2023-11-06 21:15:13,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 50 states have (on average 1.4) internal successors, (70), 50 states have internal predecessors, (70), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-06 21:15:13,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 128 transitions. [2023-11-06 21:15:13,350 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 128 transitions. Word has length 187 [2023-11-06 21:15:13,350 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:15:13,350 INFO L495 AbstractCegarLoop]: Abstraction has 81 states and 128 transitions. [2023-11-06 21:15:13,351 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, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-06 21:15:13,351 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 128 transitions. [2023-11-06 21:15:13,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2023-11-06 21:15:13,356 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:15:13,356 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:15:13,401 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2023-11-06 21:15:13,569 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/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 21:15:13,570 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:15:13,571 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:15:13,571 INFO L85 PathProgramCache]: Analyzing trace with hash 1062129760, now seen corresponding path program 1 times [2023-11-06 21:15:13,572 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 21:15:13,572 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2013992970] [2023-11-06 21:15:13,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:15:13,573 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 21:15:13,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 21:15:13,575 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/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 21:15:13,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/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 21:15:15,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:15:15,827 INFO L262 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-06 21:15:15,835 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:15:15,993 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-06 21:15:15,993 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 21:15:15,994 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 21:15:15,994 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2013992970] [2023-11-06 21:15:15,994 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2013992970] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:15:15,995 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 21:15:15,995 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 21:15:15,995 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [743873232] [2023-11-06 21:15:15,996 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:15:15,998 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 21:15:15,998 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 21:15:15,999 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 21:15:16,000 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 21:15:16,000 INFO L87 Difference]: Start difference. First operand 81 states and 128 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-06 21:15:18,381 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:15:20,511 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:15:22,649 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:15:26,097 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.32s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:15:28,103 WARN L539 Checker$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 21:15:28,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:15:28,526 INFO L93 Difference]: Finished difference Result 203 states and 321 transitions. [2023-11-06 21:15:28,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 21:15:28,527 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 187 [2023-11-06 21:15:28,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:15:28,532 INFO L225 Difference]: With dead ends: 203 [2023-11-06 21:15:28,533 INFO L226 Difference]: Without dead ends: 125 [2023-11-06 21:15:28,534 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 186 GetRequests, 185 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 21:15:28,536 INFO L413 NwaCegarLoop]: 157 mSDtfsCounter, 58 mSDsluCounter, 109 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 7 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 58 SdHoareTripleChecker+Valid, 266 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.5s IncrementalHoareTripleChecker+Time [2023-11-06 21:15:28,546 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [58 Valid, 266 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 19 Invalid, 5 Unknown, 0 Unchecked, 12.5s Time] [2023-11-06 21:15:28,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2023-11-06 21:15:28,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 122. [2023-11-06 21:15:28,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 122 states, 81 states have (on average 1.4197530864197532) internal successors, (115), 82 states have internal predecessors, (115), 38 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (38), 37 states have call predecessors, (38), 38 states have call successors, (38) [2023-11-06 21:15:28,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 191 transitions. [2023-11-06 21:15:28,571 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 191 transitions. Word has length 187 [2023-11-06 21:15:28,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:15:28,573 INFO L495 AbstractCegarLoop]: Abstraction has 122 states and 191 transitions. [2023-11-06 21:15:28,573 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-06 21:15:28,574 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 191 transitions. [2023-11-06 21:15:28,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2023-11-06 21:15:28,578 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:15:28,578 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:15:28,620 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/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 21:15:28,792 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/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 21:15:28,793 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:15:28,793 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:15:28,793 INFO L85 PathProgramCache]: Analyzing trace with hash -1457830174, now seen corresponding path program 1 times [2023-11-06 21:15:28,794 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 21:15:28,794 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1188739866] [2023-11-06 21:15:28,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:15:28,795 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 21:15:28,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 21:15:28,821 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/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 21:15:28,829 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/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 21:15:30,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:15:30,993 INFO L262 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-06 21:15:31,008 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:15:31,368 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-06 21:15:31,368 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 21:15:31,368 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 21:15:31,368 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1188739866] [2023-11-06 21:15:31,369 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1188739866] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:15:31,369 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 21:15:31,369 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 21:15:31,369 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1022762534] [2023-11-06 21:15:31,369 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:15:31,370 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 21:15:31,370 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 21:15:31,371 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 21:15:31,371 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 21:15:31,372 INFO L87 Difference]: Start difference. First operand 122 states and 191 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-06 21:15:33,720 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:15:35,843 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:15:37,974 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:15:41,501 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.40s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:15:43,513 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 21:15:43,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:15:43,522 INFO L93 Difference]: Finished difference Result 248 states and 384 transitions. [2023-11-06 21:15:43,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 21:15:43,855 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 187 [2023-11-06 21:15:43,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:15:43,858 INFO L225 Difference]: With dead ends: 248 [2023-11-06 21:15:43,858 INFO L226 Difference]: Without dead ends: 129 [2023-11-06 21:15:43,859 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 186 GetRequests, 185 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 21:15:43,861 INFO L413 NwaCegarLoop]: 146 mSDtfsCounter, 56 mSDsluCounter, 105 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 5 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 56 SdHoareTripleChecker+Valid, 251 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.1s IncrementalHoareTripleChecker+Time [2023-11-06 21:15:43,862 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [56 Valid, 251 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 17 Invalid, 5 Unknown, 0 Unchecked, 12.1s Time] [2023-11-06 21:15:43,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2023-11-06 21:15:43,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 102. [2023-11-06 21:15:43,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 102 states, 70 states have (on average 1.3857142857142857) internal successors, (97), 70 states have internal predecessors, (97), 29 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-06 21:15:43,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 155 transitions. [2023-11-06 21:15:43,887 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 155 transitions. Word has length 187 [2023-11-06 21:15:43,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:15:43,887 INFO L495 AbstractCegarLoop]: Abstraction has 102 states and 155 transitions. [2023-11-06 21:15:43,888 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-06 21:15:43,888 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 155 transitions. [2023-11-06 21:15:43,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2023-11-06 21:15:43,892 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:15:43,893 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:15:43,938 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/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)] Ended with exit code 0 [2023-11-06 21:15:44,111 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/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 21:15:44,112 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:15:44,112 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:15:44,113 INFO L85 PathProgramCache]: Analyzing trace with hash 2019488672, now seen corresponding path program 1 times [2023-11-06 21:15:44,113 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 21:15:44,114 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [602089881] [2023-11-06 21:15:44,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:15:44,114 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 21:15:44,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 21:15:44,115 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/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 21:15:44,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/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 21:15:46,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:15:46,140 INFO L262 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-06 21:15:46,156 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:15:50,202 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-06 21:15:50,202 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 21:15:50,202 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 21:15:50,203 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [602089881] [2023-11-06 21:15:50,203 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [602089881] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:15:50,203 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 21:15:50,203 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 21:15:50,204 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [7657443] [2023-11-06 21:15:50,204 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:15:50,205 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 21:15:50,205 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 21:15:50,206 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 21:15:50,207 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 21:15:50,207 INFO L87 Difference]: Start difference. First operand 102 states and 155 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 2 states have internal predecessors, (45), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-06 21:15:52,388 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:15:54,514 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:15:57,781 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.27s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:15:58,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:15:58,220 INFO L93 Difference]: Finished difference Result 279 states and 426 transitions. [2023-11-06 21:15:58,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 21:15:58,221 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 2 states have internal predecessors, (45), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 187 [2023-11-06 21:15:58,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:15:58,225 INFO L225 Difference]: With dead ends: 279 [2023-11-06 21:15:58,226 INFO L226 Difference]: Without dead ends: 180 [2023-11-06 21:15:58,227 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 186 GetRequests, 185 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 21:15:58,228 INFO L413 NwaCegarLoop]: 125 mSDtfsCounter, 15 mSDsluCounter, 112 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 237 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.0s IncrementalHoareTripleChecker+Time [2023-11-06 21:15:58,229 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 237 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 3 Unknown, 0 Unchecked, 8.0s Time] [2023-11-06 21:15:58,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180 states. [2023-11-06 21:15:58,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180 to 172. [2023-11-06 21:15:58,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 172 states, 109 states have (on average 1.3211009174311927) internal successors, (144), 109 states have internal predecessors, (144), 58 states have call successors, (58), 4 states have call predecessors, (58), 4 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2023-11-06 21:15:58,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 260 transitions. [2023-11-06 21:15:58,261 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 260 transitions. Word has length 187 [2023-11-06 21:15:58,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:15:58,263 INFO L495 AbstractCegarLoop]: Abstraction has 172 states and 260 transitions. [2023-11-06 21:15:58,263 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 2 states have internal predecessors, (45), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-06 21:15:58,263 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 260 transitions. [2023-11-06 21:15:58,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2023-11-06 21:15:58,267 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:15:58,267 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:15:58,318 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/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 21:15:58,488 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/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 21:15:58,489 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:15:58,489 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:15:58,489 INFO L85 PathProgramCache]: Analyzing trace with hash 1582360542, now seen corresponding path program 1 times [2023-11-06 21:15:58,490 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 21:15:58,490 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1794279223] [2023-11-06 21:15:58,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:15:58,491 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 21:15:58,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 21:15:58,492 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/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 21:15:58,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/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 21:16:00,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:16:00,736 INFO L262 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-06 21:16:00,751 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:16:05,762 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-06 21:16:05,762 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 21:16:05,762 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 21:16:05,763 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1794279223] [2023-11-06 21:16:05,763 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1794279223] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:16:05,763 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 21:16:05,763 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-06 21:16:05,764 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [457836225] [2023-11-06 21:16:05,764 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:16:05,765 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-06 21:16:05,765 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 21:16:05,766 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-06 21:16:05,766 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-11-06 21:16:05,767 INFO L87 Difference]: Start difference. First operand 172 states and 260 transitions. Second operand has 7 states, 7 states have (on average 6.428571428571429) internal successors, (45), 6 states have internal predecessors, (45), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-06 21:16:10,214 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.54s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:16:11,491 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:16:15,202 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:16:17,732 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:16:19,734 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:16:21,739 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:16:23,866 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:16:25,869 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:16:27,873 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:16:29,878 WARN L539 Checker$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 21:16:31,880 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:16:34,003 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:16:36,013 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:16:38,018 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:16:40,021 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:16:42,024 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:16:44,150 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:16:46,152 WARN L539 Checker$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 21:16:48,154 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:16:50,159 WARN L539 Checker$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 21:16:52,165 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:16:55,474 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.31s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:16:57,497 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:16:59,520 WARN L539 Checker$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 21:17:01,536 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:17:03,550 WARN L539 Checker$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 21:17:05,570 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:17:07,585 WARN L539 Checker$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 21:17:09,589 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:17:11,591 WARN L539 Checker$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 21:17:13,597 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:17:15,607 WARN L539 Checker$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 21:17:17,642 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:17:19,656 WARN L539 Checker$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 21:17:25,454 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:17:27,357 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.63s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 21:17:28,132 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:17:28,132 INFO L93 Difference]: Finished difference Result 460 states and 695 transitions. [2023-11-06 21:17:28,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-06 21:17:28,133 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.428571428571429) internal successors, (45), 6 states have internal predecessors, (45), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 187 [2023-11-06 21:17:28,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:17:28,138 INFO L225 Difference]: With dead ends: 460 [2023-11-06 21:17:28,138 INFO L226 Difference]: Without dead ends: 361 [2023-11-06 21:17:28,139 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 187 GetRequests, 181 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2023-11-06 21:17:28,140 INFO L413 NwaCegarLoop]: 204 mSDtfsCounter, 318 mSDsluCounter, 256 mSDsCounter, 0 mSdLazyCounter, 378 mSolverCounterSat, 65 mSolverCounterUnsat, 32 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 81.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 318 SdHoareTripleChecker+Valid, 460 SdHoareTripleChecker+Invalid, 475 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 378 IncrementalHoareTripleChecker+Invalid, 32 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 82.2s IncrementalHoareTripleChecker+Time [2023-11-06 21:17:28,140 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [318 Valid, 460 Invalid, 475 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 378 Invalid, 32 Unknown, 0 Unchecked, 82.2s Time] [2023-11-06 21:17:28,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 361 states. [2023-11-06 21:17:28,191 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 361 to 333. [2023-11-06 21:17:28,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 333 states, 208 states have (on average 1.3028846153846154) internal successors, (271), 208 states have internal predecessors, (271), 116 states have call successors, (116), 8 states have call predecessors, (116), 8 states have return successors, (116), 116 states have call predecessors, (116), 116 states have call successors, (116) [2023-11-06 21:17:28,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 333 states and 503 transitions. [2023-11-06 21:17:28,197 INFO L78 Accepts]: Start accepts. Automaton has 333 states and 503 transitions. Word has length 187 [2023-11-06 21:17:28,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:17:28,198 INFO L495 AbstractCegarLoop]: Abstraction has 333 states and 503 transitions. [2023-11-06 21:17:28,199 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.428571428571429) internal successors, (45), 6 states have internal predecessors, (45), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-06 21:17:28,199 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 503 transitions. [2023-11-06 21:17:28,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2023-11-06 21:17:28,202 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:17:28,202 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:17:28,244 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/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)] Ended with exit code 0 [2023-11-06 21:17:28,424 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/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 21:17:28,425 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:17:28,425 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:17:28,425 INFO L85 PathProgramCache]: Analyzing trace with hash 1639618844, now seen corresponding path program 1 times [2023-11-06 21:17:28,426 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 21:17:28,426 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2139726740] [2023-11-06 21:17:28,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:17:28,426 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 21:17:28,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 21:17:28,427 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/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 21:17:28,429 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83427a36-6568-48d8-8cf1-3bd1be7bd930/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2023-11-06 21:17:31,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:17:31,620 INFO L262 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 32 conjunts are in the unsatisfiable core [2023-11-06 21:17:31,629 INFO L285 TraceCheckSpWp]: Computing forward predicates...