./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-51.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e7bb482b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/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_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-51.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/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_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/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 5fae3db68adc0ffe998fc93858a245ffb30205c57f234c7f9849920ee7dba257 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:58:32,686 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:58:32,760 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-06 22:58:32,767 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:58:32,771 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:58:32,809 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:58:32,810 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:58:32,811 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:58:32,812 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:58:32,817 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:58:32,818 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:58:32,818 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:58:32,819 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:58:32,821 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:58:32,821 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:58:32,822 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:58:32,822 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:58:32,822 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:58:32,823 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:58:32,823 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:58:32,824 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:58:32,824 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:58:32,824 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:58:32,826 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:58:32,827 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:58:32,827 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:58:32,828 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:58:32,828 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:58:32,829 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:58:32,829 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:58:32,830 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:58:32,831 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:58:32,831 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:58:32,831 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 22:58:32,831 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:58:32,832 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:58:32,832 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:58:32,832 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:58:32,832 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:58:32,833 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_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5fae3db68adc0ffe998fc93858a245ffb30205c57f234c7f9849920ee7dba257 [2023-11-06 22:58:33,106 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:58:33,136 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:58:33,139 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:58:33,141 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:58:33,141 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:58:33,144 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-51.i [2023-11-06 22:58:36,231 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:58:36,553 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:58:36,554 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-51.i [2023-11-06 22:58:36,573 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/data/68d7bcc34/4588806b4a9743ed969c83bcc40f47ab/FLAG609d9f579 [2023-11-06 22:58:36,592 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/data/68d7bcc34/4588806b4a9743ed969c83bcc40f47ab [2023-11-06 22:58:36,598 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:58:36,600 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:58:36,604 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:58:36,604 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:58:36,609 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:58:36,612 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:58:36" (1/1) ... [2023-11-06 22:58:36,613 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14a83fc1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:58:36, skipping insertion in model container [2023-11-06 22:58:36,614 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:58:36" (1/1) ... [2023-11-06 22:58:36,663 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:58:36,860 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_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-51.i[919,932] [2023-11-06 22:58:36,943 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:58:36,956 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:58:36,968 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_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-51.i[919,932] [2023-11-06 22:58:37,007 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:58:37,025 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:58:37,026 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:58:37 WrapperNode [2023-11-06 22:58:37,026 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:58:37,027 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:58:37,027 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:58:37,028 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:58:37,035 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:58:37" (1/1) ... [2023-11-06 22:58:37,052 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:58:37" (1/1) ... [2023-11-06 22:58:37,116 INFO L138 Inliner]: procedures = 26, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 216 [2023-11-06 22:58:37,117 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:58:37,118 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:58:37,118 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:58:37,118 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:58:37,129 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:58:37" (1/1) ... [2023-11-06 22:58:37,131 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:58:37" (1/1) ... [2023-11-06 22:58:37,135 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:58:37" (1/1) ... [2023-11-06 22:58:37,137 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:58:37" (1/1) ... [2023-11-06 22:58:37,155 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:58:37" (1/1) ... [2023-11-06 22:58:37,161 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:58:37" (1/1) ... [2023-11-06 22:58:37,171 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:58:37" (1/1) ... [2023-11-06 22:58:37,173 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:58:37" (1/1) ... [2023-11-06 22:58:37,182 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:58:37,183 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:58:37,183 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:58:37,183 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:58:37,184 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:58:37" (1/1) ... [2023-11-06 22:58:37,190 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:58:37,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:37,223 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:37,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:58:37,266 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:58:37,267 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 22:58:37,267 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 22:58:37,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 22:58:37,267 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:58:37,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:58:37,408 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:58:37,410 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:58:37,888 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:58:37,895 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:58:37,896 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-06 22:58:37,898 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:58:37 BoogieIcfgContainer [2023-11-06 22:58:37,898 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:58:37,900 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:58:37,900 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:58:37,903 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:58:37,903 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:58:36" (1/3) ... [2023-11-06 22:58:37,904 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@925c354 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:58:37, skipping insertion in model container [2023-11-06 22:58:37,904 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:58:37" (2/3) ... [2023-11-06 22:58:37,905 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@925c354 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:58:37, skipping insertion in model container [2023-11-06 22:58:37,905 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:58:37" (3/3) ... [2023-11-06 22:58:37,906 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-51.i [2023-11-06 22:58:37,927 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:58:37,927 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 22:58:37,993 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:58:38,000 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;@46b50203, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:58:38,002 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 22:58:38,007 INFO L276 IsEmpty]: Start isEmpty. Operand has 96 states, 61 states have (on average 1.4262295081967213) internal successors, (87), 62 states have internal predecessors, (87), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-06 22:58:38,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2023-11-06 22:58:38,034 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:58:38,035 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:58:38,036 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:58:38,041 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:58:38,041 INFO L85 PathProgramCache]: Analyzing trace with hash 114399864, now seen corresponding path program 1 times [2023-11-06 22:58:38,049 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:58:38,050 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [172881679] [2023-11-06 22:58:38,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:58:38,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:58:38,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:58:38,409 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:58:38,409 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [172881679] [2023-11-06 22:58:38,410 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-06 22:58:38,410 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [889297548] [2023-11-06 22:58:38,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:58:38,411 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:58:38,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:38,417 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:58:38,449 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-06 22:58:38,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:58:38,745 INFO L262 TraceCheckSpWp]: Trace formula consists of 495 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-06 22:58:38,770 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:58:38,857 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 1922 trivial. 0 not checked. [2023-11-06 22:58:38,857 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:58:38,858 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [889297548] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:58:38,858 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:58:38,858 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:58:38,861 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1429603230] [2023-11-06 22:58:38,861 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:58:38,866 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 22:58:38,866 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:58:38,908 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 22:58:38,908 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:58:38,912 INFO L87 Difference]: Start difference. First operand has 96 states, 61 states have (on average 1.4262295081967213) internal successors, (87), 62 states have internal predecessors, (87), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-06 22:58:38,978 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:58:38,978 INFO L93 Difference]: Finished difference Result 184 states and 326 transitions. [2023-11-06 22:58:38,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 22:58:38,981 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 2 states have call successors, (32) Word has length 204 [2023-11-06 22:58:38,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:58:38,991 INFO L225 Difference]: With dead ends: 184 [2023-11-06 22:58:38,991 INFO L226 Difference]: Without dead ends: 91 [2023-11-06 22:58:38,999 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 203 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:58:39,004 INFO L413 NwaCegarLoop]: 141 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, 141 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:58:39,005 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 141 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:58:39,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2023-11-06 22:58:39,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2023-11-06 22:58:39,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 57 states have (on average 1.3508771929824561) internal successors, (77), 57 states have internal predecessors, (77), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-06 22:58:39,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 141 transitions. [2023-11-06 22:58:39,064 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 141 transitions. Word has length 204 [2023-11-06 22:58:39,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:58:39,065 INFO L495 AbstractCegarLoop]: Abstraction has 91 states and 141 transitions. [2023-11-06 22:58:39,065 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-06 22:58:39,065 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 141 transitions. [2023-11-06 22:58:39,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2023-11-06 22:58:39,071 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:58:39,071 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:58:39,082 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:39,277 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-06 22:58:39,277 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:58:39,278 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:58:39,278 INFO L85 PathProgramCache]: Analyzing trace with hash -1167317964, now seen corresponding path program 1 times [2023-11-06 22:58:39,279 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:58:39,280 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [998106659] [2023-11-06 22:58:39,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:58:39,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:58:39,405 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:58:39,419 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [379345934] [2023-11-06 22:58:39,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:58:39,420 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:58:39,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:39,422 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:58:39,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-06 22:58:39,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:58:39,648 INFO L262 TraceCheckSpWp]: Trace formula consists of 495 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-06 22:58:39,655 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:58:40,032 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 783 proven. 69 refuted. 0 times theorem prover too weak. 1132 trivial. 0 not checked. [2023-11-06 22:58:40,033 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:58:40,347 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 24 proven. 69 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2023-11-06 22:58:40,349 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:58:40,351 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [998106659] [2023-11-06 22:58:40,351 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:58:40,351 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [379345934] [2023-11-06 22:58:40,352 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [379345934] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 22:58:40,352 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 22:58:40,352 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2023-11-06 22:58:40,353 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1454603785] [2023-11-06 22:58:40,353 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 22:58:40,356 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-06 22:58:40,356 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:58:40,357 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-06 22:58:40,358 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-06 22:58:40,359 INFO L87 Difference]: Start difference. First operand 91 states and 141 transitions. Second operand has 8 states, 8 states have (on average 10.125) internal successors, (81), 8 states have internal predecessors, (81), 3 states have call successors, (55), 2 states have call predecessors, (55), 4 states have return successors, (56), 3 states have call predecessors, (56), 3 states have call successors, (56) [2023-11-06 22:58:40,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:58:40,702 INFO L93 Difference]: Finished difference Result 185 states and 284 transitions. [2023-11-06 22:58:40,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-06 22:58:40,704 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.125) internal successors, (81), 8 states have internal predecessors, (81), 3 states have call successors, (55), 2 states have call predecessors, (55), 4 states have return successors, (56), 3 states have call predecessors, (56), 3 states have call successors, (56) Word has length 204 [2023-11-06 22:58:40,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:58:40,716 INFO L225 Difference]: With dead ends: 185 [2023-11-06 22:58:40,716 INFO L226 Difference]: Without dead ends: 97 [2023-11-06 22:58:40,718 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 410 GetRequests, 400 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=79, Unknown=0, NotChecked=0, Total=132 [2023-11-06 22:58:40,720 INFO L413 NwaCegarLoop]: 94 mSDtfsCounter, 107 mSDsluCounter, 120 mSDsCounter, 0 mSdLazyCounter, 204 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 115 SdHoareTripleChecker+Valid, 214 SdHoareTripleChecker+Invalid, 225 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 204 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-06 22:58:40,721 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [115 Valid, 214 Invalid, 225 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 204 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-06 22:58:40,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2023-11-06 22:58:40,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 95. [2023-11-06 22:58:40,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 60 states have (on average 1.3166666666666667) internal successors, (79), 60 states have internal predecessors, (79), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-06 22:58:40,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 143 transitions. [2023-11-06 22:58:40,756 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 143 transitions. Word has length 204 [2023-11-06 22:58:40,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:58:40,759 INFO L495 AbstractCegarLoop]: Abstraction has 95 states and 143 transitions. [2023-11-06 22:58:40,759 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.125) internal successors, (81), 8 states have internal predecessors, (81), 3 states have call successors, (55), 2 states have call predecessors, (55), 4 states have return successors, (56), 3 states have call predecessors, (56), 3 states have call successors, (56) [2023-11-06 22:58:40,759 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 143 transitions. [2023-11-06 22:58:40,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2023-11-06 22:58:40,768 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:58:40,769 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:58:40,775 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-06 22:58:40,974 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:58:40,975 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:58:40,975 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:58:40,975 INFO L85 PathProgramCache]: Analyzing trace with hash -1560344974, now seen corresponding path program 1 times [2023-11-06 22:58:40,976 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:58:40,976 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1898801567] [2023-11-06 22:58:40,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:58:40,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:58:41,048 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:58:41,049 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1497213137] [2023-11-06 22:58:41,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:58:41,049 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:58:41,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:41,050 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:58:41,077 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-06 22:58:41,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:58:41,252 INFO L262 TraceCheckSpWp]: Trace formula consists of 493 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-06 22:58:41,262 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:58:41,455 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1003 proven. 39 refuted. 0 times theorem prover too weak. 942 trivial. 0 not checked. [2023-11-06 22:58:41,455 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:58:41,666 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 54 proven. 39 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2023-11-06 22:58:41,666 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:58:41,666 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1898801567] [2023-11-06 22:58:41,666 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:58:41,666 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1497213137] [2023-11-06 22:58:41,667 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1497213137] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 22:58:41,667 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 22:58:41,667 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2023-11-06 22:58:41,667 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [371515186] [2023-11-06 22:58:41,667 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 22:58:41,668 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-06 22:58:41,669 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:58:41,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-06 22:58:41,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-06 22:58:41,671 INFO L87 Difference]: Start difference. First operand 95 states and 143 transitions. Second operand has 7 states, 7 states have (on average 8.0) internal successors, (56), 7 states have internal predecessors, (56), 2 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2023-11-06 22:58:41,984 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:58:41,984 INFO L93 Difference]: Finished difference Result 195 states and 290 transitions. [2023-11-06 22:58:41,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-06 22:58:41,985 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.0) internal successors, (56), 7 states have internal predecessors, (56), 2 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) Word has length 204 [2023-11-06 22:58:41,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:58:41,988 INFO L225 Difference]: With dead ends: 195 [2023-11-06 22:58:41,988 INFO L226 Difference]: Without dead ends: 103 [2023-11-06 22:58:41,989 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 410 GetRequests, 400 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2023-11-06 22:58:41,990 INFO L413 NwaCegarLoop]: 101 mSDtfsCounter, 193 mSDsluCounter, 134 mSDsCounter, 0 mSdLazyCounter, 178 mSolverCounterSat, 76 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 210 SdHoareTripleChecker+Valid, 235 SdHoareTripleChecker+Invalid, 254 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 178 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-06 22:58:41,990 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [210 Valid, 235 Invalid, 254 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 178 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-06 22:58:41,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2023-11-06 22:58:42,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 99. [2023-11-06 22:58:42,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 63 states have (on average 1.2857142857142858) internal successors, (81), 63 states have internal predecessors, (81), 32 states have call successors, (32), 3 states have call predecessors, (32), 3 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-06 22:58:42,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 145 transitions. [2023-11-06 22:58:42,009 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 145 transitions. Word has length 204 [2023-11-06 22:58:42,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:58:42,010 INFO L495 AbstractCegarLoop]: Abstraction has 99 states and 145 transitions. [2023-11-06 22:58:42,010 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.0) internal successors, (56), 7 states have internal predecessors, (56), 2 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2023-11-06 22:58:42,010 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 145 transitions. [2023-11-06 22:58:42,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-11-06 22:58:42,013 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:58:42,013 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:58:42,026 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:42,220 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:58:42,220 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:58:42,221 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:58:42,221 INFO L85 PathProgramCache]: Analyzing trace with hash 256619824, now seen corresponding path program 1 times [2023-11-06 22:58:42,221 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:58:42,221 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [452087120] [2023-11-06 22:58:42,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:58:42,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:58:42,266 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:58:42,266 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2032984193] [2023-11-06 22:58:42,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:58:42,267 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:58:42,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:42,268 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:58:42,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-06 22:58:42,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:58:42,457 INFO L262 TraceCheckSpWp]: Trace formula consists of 495 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-06 22:58:42,463 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:58:42,504 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-06 22:58:42,505 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:58:42,505 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:58:42,505 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [452087120] [2023-11-06 22:58:42,505 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:58:42,506 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2032984193] [2023-11-06 22:58:42,506 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2032984193] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:58:42,506 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:58:42,506 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 22:58:42,506 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [534547900] [2023-11-06 22:58:42,507 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:58:42,507 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:58:42,507 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:58:42,508 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:58:42,508 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:58:42,509 INFO L87 Difference]: Start difference. First operand 99 states and 145 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, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 22:58:42,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:58:42,666 INFO L93 Difference]: Finished difference Result 299 states and 435 transitions. [2023-11-06 22:58:42,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-06 22:58:42,667 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, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 205 [2023-11-06 22:58:42,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:58:42,670 INFO L225 Difference]: With dead ends: 299 [2023-11-06 22:58:42,670 INFO L226 Difference]: Without dead ends: 203 [2023-11-06 22:58:42,671 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 206 GetRequests, 203 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:58:42,672 INFO L413 NwaCegarLoop]: 251 mSDtfsCounter, 182 mSDsluCounter, 229 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 40 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 182 SdHoareTripleChecker+Valid, 480 SdHoareTripleChecker+Invalid, 69 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:58:42,673 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [182 Valid, 480 Invalid, 69 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [40 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 22:58:42,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 203 states. [2023-11-06 22:58:42,707 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 203 to 181. [2023-11-06 22:58:42,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 181 states, 108 states have (on average 1.1944444444444444) internal successors, (129), 108 states have internal predecessors, (129), 64 states have call successors, (64), 8 states have call predecessors, (64), 8 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2023-11-06 22:58:42,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 257 transitions. [2023-11-06 22:58:42,710 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 257 transitions. Word has length 205 [2023-11-06 22:58:42,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:58:42,711 INFO L495 AbstractCegarLoop]: Abstraction has 181 states and 257 transitions. [2023-11-06 22:58:42,711 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, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 22:58:42,711 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 257 transitions. [2023-11-06 22:58:42,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-11-06 22:58:42,714 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:58:42,715 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:58:42,726 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:42,921 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:58:42,921 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:58:42,922 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:58:42,922 INFO L85 PathProgramCache]: Analyzing trace with hash -579371113, now seen corresponding path program 1 times [2023-11-06 22:58:42,922 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:58:42,922 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [103378291] [2023-11-06 22:58:42,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:58:42,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:58:42,995 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:58:43,000 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [947035289] [2023-11-06 22:58:43,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:58:43,001 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:58:43,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:43,006 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:58:43,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-06 22:58:43,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:58:43,206 INFO L262 TraceCheckSpWp]: Trace formula consists of 494 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-06 22:58:43,211 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:58:43,442 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-06 22:58:43,442 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:58:43,442 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:58:43,442 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [103378291] [2023-11-06 22:58:43,443 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:58:43,443 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [947035289] [2023-11-06 22:58:43,443 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [947035289] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:58:43,443 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:58:43,443 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:58:43,444 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [418494249] [2023-11-06 22:58:43,444 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:58:43,444 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:58:43,445 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:58:43,445 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:58:43,446 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:58:43,446 INFO L87 Difference]: Start difference. First operand 181 states and 257 transitions. Second operand has 4 states, 4 states have (on average 12.25) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 22:58:43,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:58:43,616 INFO L93 Difference]: Finished difference Result 468 states and 666 transitions. [2023-11-06 22:58:43,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 22:58:43,617 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 206 [2023-11-06 22:58:43,618 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:58:43,624 INFO L225 Difference]: With dead ends: 468 [2023-11-06 22:58:43,624 INFO L226 Difference]: Without dead ends: 290 [2023-11-06 22:58:43,625 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 206 GetRequests, 203 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:58:43,626 INFO L413 NwaCegarLoop]: 135 mSDtfsCounter, 95 mSDsluCounter, 255 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 66 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 95 SdHoareTripleChecker+Valid, 390 SdHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 66 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:58:43,626 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [95 Valid, 390 Invalid, 87 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [66 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 22:58:43,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 290 states. [2023-11-06 22:58:43,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 290 to 261. [2023-11-06 22:58:43,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 261 states, 152 states have (on average 1.1710526315789473) internal successors, (178), 152 states have internal predecessors, (178), 96 states have call successors, (96), 12 states have call predecessors, (96), 12 states have return successors, (96), 96 states have call predecessors, (96), 96 states have call successors, (96) [2023-11-06 22:58:43,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 261 states and 370 transitions. [2023-11-06 22:58:43,706 INFO L78 Accepts]: Start accepts. Automaton has 261 states and 370 transitions. Word has length 206 [2023-11-06 22:58:43,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:58:43,708 INFO L495 AbstractCegarLoop]: Abstraction has 261 states and 370 transitions. [2023-11-06 22:58:43,709 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 22:58:43,709 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 370 transitions. [2023-11-06 22:58:43,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2023-11-06 22:58:43,712 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:58:43,712 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:58:43,729 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:43,925 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:58:43,926 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:58:43,926 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:58:43,926 INFO L85 PathProgramCache]: Analyzing trace with hash -1237314507, now seen corresponding path program 1 times [2023-11-06 22:58:43,926 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:58:43,926 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1362801398] [2023-11-06 22:58:43,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:58:43,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:58:43,964 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:58:43,964 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [979327687] [2023-11-06 22:58:43,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:58:43,965 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:58:43,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:43,966 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:58:43,985 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-06 22:58:44,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:58:44,169 INFO L262 TraceCheckSpWp]: Trace formula consists of 492 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-06 22:58:44,176 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:58:45,306 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1056 proven. 36 refuted. 0 times theorem prover too weak. 892 trivial. 0 not checked. [2023-11-06 22:58:45,306 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:58:45,974 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 144 proven. 39 refuted. 0 times theorem prover too weak. 1801 trivial. 0 not checked. [2023-11-06 22:58:45,974 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:58:45,974 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1362801398] [2023-11-06 22:58:45,974 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:58:45,975 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [979327687] [2023-11-06 22:58:45,975 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [979327687] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 22:58:45,975 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 22:58:45,975 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9] total 18 [2023-11-06 22:58:45,975 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [823451857] [2023-11-06 22:58:45,976 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 22:58:45,976 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2023-11-06 22:58:45,977 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:58:45,978 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2023-11-06 22:58:45,978 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=209, Unknown=0, NotChecked=0, Total=306 [2023-11-06 22:58:45,979 INFO L87 Difference]: Start difference. First operand 261 states and 370 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 16 states have internal predecessors, (98), 7 states have call successors, (64), 5 states have call predecessors, (64), 9 states have return successors, (64), 9 states have call predecessors, (64), 7 states have call successors, (64) [2023-11-06 22:58:48,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:58:48,530 INFO L93 Difference]: Finished difference Result 828 states and 1126 transitions. [2023-11-06 22:58:48,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2023-11-06 22:58:48,538 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 16 states have internal predecessors, (98), 7 states have call successors, (64), 5 states have call predecessors, (64), 9 states have return successors, (64), 9 states have call predecessors, (64), 7 states have call successors, (64) Word has length 207 [2023-11-06 22:58:48,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:58:48,547 INFO L225 Difference]: With dead ends: 828 [2023-11-06 22:58:48,547 INFO L226 Difference]: Without dead ends: 639 [2023-11-06 22:58:48,548 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 426 GetRequests, 397 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 263 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=312, Invalid=618, Unknown=0, NotChecked=0, Total=930 [2023-11-06 22:58:48,549 INFO L413 NwaCegarLoop]: 114 mSDtfsCounter, 477 mSDsluCounter, 498 mSDsCounter, 0 mSdLazyCounter, 654 mSolverCounterSat, 349 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 501 SdHoareTripleChecker+Valid, 612 SdHoareTripleChecker+Invalid, 1003 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 349 IncrementalHoareTripleChecker+Valid, 654 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:58:48,549 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [501 Valid, 612 Invalid, 1003 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [349 Valid, 654 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2023-11-06 22:58:48,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 639 states. [2023-11-06 22:58:48,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 639 to 589. [2023-11-06 22:58:48,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 589 states, 350 states have (on average 1.1428571428571428) internal successors, (400), 352 states have internal predecessors, (400), 202 states have call successors, (202), 36 states have call predecessors, (202), 36 states have return successors, (202), 200 states have call predecessors, (202), 202 states have call successors, (202) [2023-11-06 22:58:48,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 589 states and 804 transitions. [2023-11-06 22:58:48,676 INFO L78 Accepts]: Start accepts. Automaton has 589 states and 804 transitions. Word has length 207 [2023-11-06 22:58:48,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:58:48,678 INFO L495 AbstractCegarLoop]: Abstraction has 589 states and 804 transitions. [2023-11-06 22:58:48,679 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 16 states have internal predecessors, (98), 7 states have call successors, (64), 5 states have call predecessors, (64), 9 states have return successors, (64), 9 states have call predecessors, (64), 7 states have call successors, (64) [2023-11-06 22:58:48,679 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 804 transitions. [2023-11-06 22:58:48,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2023-11-06 22:58:48,682 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:58:48,682 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:58:48,698 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:48,889 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:58:48,889 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:58:48,889 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:58:48,889 INFO L85 PathProgramCache]: Analyzing trace with hash -1371328013, now seen corresponding path program 1 times [2023-11-06 22:58:48,890 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:58:48,890 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1365523619] [2023-11-06 22:58:48,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:58:48,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:58:48,932 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:58:48,933 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [110084784] [2023-11-06 22:58:48,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:58:48,933 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:58:48,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:48,934 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:58:48,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-06 22:58:49,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:58:49,145 INFO L262 TraceCheckSpWp]: Trace formula consists of 492 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-06 22:58:49,151 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:58:49,442 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-06 22:58:49,443 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:58:49,443 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:58:49,443 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1365523619] [2023-11-06 22:58:49,443 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:58:49,443 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [110084784] [2023-11-06 22:58:49,444 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [110084784] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:58:49,444 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:58:49,444 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 22:58:49,444 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1222170357] [2023-11-06 22:58:49,444 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:58:49,445 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 22:58:49,445 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:58:49,446 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 22:58:49,446 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:58:49,446 INFO L87 Difference]: Start difference. First operand 589 states and 804 transitions. Second operand has 5 states, 5 states have (on average 10.0) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 22:58:49,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:58:49,772 INFO L93 Difference]: Finished difference Result 1194 states and 1633 transitions. [2023-11-06 22:58:49,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 22:58:49,774 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 207 [2023-11-06 22:58:49,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:58:49,786 INFO L225 Difference]: With dead ends: 1194 [2023-11-06 22:58:49,787 INFO L226 Difference]: Without dead ends: 888 [2023-11-06 22:58:49,788 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 208 GetRequests, 203 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2023-11-06 22:58:49,790 INFO L413 NwaCegarLoop]: 132 mSDtfsCounter, 111 mSDsluCounter, 324 mSDsCounter, 0 mSdLazyCounter, 90 mSolverCounterSat, 65 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 111 SdHoareTripleChecker+Valid, 456 SdHoareTripleChecker+Invalid, 155 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 90 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-06 22:58:49,791 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [111 Valid, 456 Invalid, 155 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-06 22:58:49,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 888 states. [2023-11-06 22:58:49,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 888 to 869. [2023-11-06 22:58:49,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 869 states, 530 states have (on average 1.1641509433962265) internal successors, (617), 533 states have internal predecessors, (617), 287 states have call successors, (287), 51 states have call predecessors, (287), 51 states have return successors, (287), 284 states have call predecessors, (287), 287 states have call successors, (287) [2023-11-06 22:58:49,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 869 states to 869 states and 1191 transitions. [2023-11-06 22:58:49,929 INFO L78 Accepts]: Start accepts. Automaton has 869 states and 1191 transitions. Word has length 207 [2023-11-06 22:58:49,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:58:49,930 INFO L495 AbstractCegarLoop]: Abstraction has 869 states and 1191 transitions. [2023-11-06 22:58:49,930 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 22:58:49,930 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 1191 transitions. [2023-11-06 22:58:49,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2023-11-06 22:58:49,934 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:58:49,934 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:58:49,946 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:50,141 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:58:50,142 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:58:50,142 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:58:50,142 INFO L85 PathProgramCache]: Analyzing trace with hash -342945054, now seen corresponding path program 1 times [2023-11-06 22:58:50,142 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:58:50,143 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [543351852] [2023-11-06 22:58:50,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:58:50,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:58:50,192 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:58:50,192 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1679759720] [2023-11-06 22:58:50,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:58:50,193 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:58:50,193 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:50,194 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:58:50,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-06 22:58:50,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:58:50,411 INFO L262 TraceCheckSpWp]: Trace formula consists of 491 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-06 22:58:50,416 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:58:50,678 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-06 22:58:50,678 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:58:50,678 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:58:50,678 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [543351852] [2023-11-06 22:58:50,679 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:58:50,679 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1679759720] [2023-11-06 22:58:50,679 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1679759720] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:58:50,679 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:58:50,679 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 22:58:50,680 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1719492627] [2023-11-06 22:58:50,680 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:58:50,680 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 22:58:50,681 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:58:50,681 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 22:58:50,681 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:58:50,682 INFO L87 Difference]: Start difference. First operand 869 states and 1191 transitions. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 22:58:50,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:58:50,971 INFO L93 Difference]: Finished difference Result 1666 states and 2281 transitions. [2023-11-06 22:58:50,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 22:58:50,971 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 208 [2023-11-06 22:58:50,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:58:50,978 INFO L225 Difference]: With dead ends: 1666 [2023-11-06 22:58:50,979 INFO L226 Difference]: Without dead ends: 888 [2023-11-06 22:58:50,981 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 209 GetRequests, 204 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2023-11-06 22:58:50,982 INFO L413 NwaCegarLoop]: 133 mSDtfsCounter, 126 mSDsluCounter, 307 mSDsCounter, 0 mSdLazyCounter, 84 mSolverCounterSat, 65 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 126 SdHoareTripleChecker+Valid, 440 SdHoareTripleChecker+Invalid, 149 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 84 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-06 22:58:50,983 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [126 Valid, 440 Invalid, 149 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 84 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-06 22:58:50,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 888 states. [2023-11-06 22:58:51,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 888 to 869. [2023-11-06 22:58:51,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 869 states, 530 states have (on average 1.1603773584905661) internal successors, (615), 533 states have internal predecessors, (615), 287 states have call successors, (287), 51 states have call predecessors, (287), 51 states have return successors, (287), 284 states have call predecessors, (287), 287 states have call successors, (287) [2023-11-06 22:58:51,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 869 states to 869 states and 1189 transitions. [2023-11-06 22:58:51,118 INFO L78 Accepts]: Start accepts. Automaton has 869 states and 1189 transitions. Word has length 208 [2023-11-06 22:58:51,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:58:51,118 INFO L495 AbstractCegarLoop]: Abstraction has 869 states and 1189 transitions. [2023-11-06 22:58:51,119 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 22:58:51,119 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 1189 transitions. [2023-11-06 22:58:51,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2023-11-06 22:58:51,122 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:58:51,122 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:58:51,134 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:51,328 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:58:51,328 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:58:51,329 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:58:51,329 INFO L85 PathProgramCache]: Analyzing trace with hash -675510596, now seen corresponding path program 1 times [2023-11-06 22:58:51,329 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:58:51,329 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2092797730] [2023-11-06 22:58:51,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:58:51,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:58:51,359 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:58:51,359 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [461900421] [2023-11-06 22:58:51,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:58:51,359 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:58:51,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:51,360 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:58:51,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-11-06 22:58:51,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:58:51,603 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:58:51,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:58:51,851 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:58:51,853 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-06 22:58:51,855 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-06 22:58:51,863 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2023-11-06 22:58:52,063 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:58:52,066 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:58:52,070 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-06 22:58:52,225 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 10:58:52 BoogieIcfgContainer [2023-11-06 22:58:52,225 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 22:58:52,226 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 22:58:52,226 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 22:58:52,226 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 22:58:52,227 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:58:37" (3/4) ... [2023-11-06 22:58:52,229 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-06 22:58:52,230 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 22:58:52,231 INFO L158 Benchmark]: Toolchain (without parser) took 15630.38ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 136.1MB in the beginning and 61.3MB in the end (delta: 74.8MB). Peak memory consumption was 110.8MB. Max. memory is 16.1GB. [2023-11-06 22:58:52,231 INFO L158 Benchmark]: CDTParser took 2.16ms. Allocated memory is still 111.1MB. Free memory is still 66.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:58:52,231 INFO L158 Benchmark]: CACSL2BoogieTranslator took 422.78ms. Allocated memory is still 167.8MB. Free memory was 135.4MB in the beginning and 119.9MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-06 22:58:52,232 INFO L158 Benchmark]: Boogie Procedure Inliner took 90.01ms. Allocated memory is still 167.8MB. Free memory was 119.9MB in the beginning and 116.5MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-06 22:58:52,232 INFO L158 Benchmark]: Boogie Preprocessor took 64.52ms. Allocated memory is still 167.8MB. Free memory was 116.5MB in the beginning and 114.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 22:58:52,232 INFO L158 Benchmark]: RCFGBuilder took 715.06ms. Allocated memory is still 167.8MB. Free memory was 114.4MB in the beginning and 91.4MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-06 22:58:52,233 INFO L158 Benchmark]: TraceAbstraction took 14325.63ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 90.7MB in the beginning and 61.3MB in the end (delta: 29.3MB). Peak memory consumption was 64.7MB. Max. memory is 16.1GB. [2023-11-06 22:58:52,233 INFO L158 Benchmark]: Witness Printer took 4.00ms. Allocated memory is still 201.3MB. Free memory is still 61.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:58:52,235 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.16ms. Allocated memory is still 111.1MB. Free memory is still 66.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 422.78ms. Allocated memory is still 167.8MB. Free memory was 135.4MB in the beginning and 119.9MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 90.01ms. Allocated memory is still 167.8MB. Free memory was 119.9MB in the beginning and 116.5MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.52ms. Allocated memory is still 167.8MB. Free memory was 116.5MB in the beginning and 114.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 715.06ms. Allocated memory is still 167.8MB. Free memory was 114.4MB in the beginning and 91.4MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * TraceAbstraction took 14325.63ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 90.7MB in the beginning and 61.3MB in the end (delta: 29.3MB). Peak memory consumption was 64.7MB. Max. memory is 16.1GB. * Witness Printer took 4.00ms. Allocated memory is still 201.3MB. Free memory is still 61.3MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 206, overapproximation of someBinaryFLOATComparisonOperation at line 194, overapproximation of someUnaryDOUBLEoperation at line 37. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 128; [L23] double var_1_4 = 32.3; [L24] double var_1_5 = 0.25; [L25] unsigned char var_1_7 = 2; [L26] signed char var_1_8 = -10; [L27] signed char var_1_9 = 5; [L28] signed char var_1_10 = 4; [L29] signed char var_1_11 = 100; [L30] unsigned long int var_1_12 = 8; [L31] unsigned char var_1_13 = 0; [L32] unsigned long int var_1_15 = 1114432789; [L33] double var_1_17 = 256.8; [L34] double var_1_18 = 1.25; [L35] unsigned long int var_1_19 = 16; [L36] unsigned char var_1_21 = 1; [L37] double var_1_22 = -0.5; [L38] unsigned char var_1_23 = 0; [L39] unsigned char var_1_24 = 1; [L40] float var_1_25 = -0.575; [L41] signed char var_1_27 = 5; [L42] signed char var_1_28 = 1; [L43] float var_1_30 = 10.8; [L44] float var_1_31 = 49.2; [L45] float var_1_32 = 0.4; [L46] unsigned char var_1_33 = 10; [L47] unsigned char var_1_37 = 64; [L48] signed char var_1_38 = -8; [L49] unsigned short int var_1_40 = 200; [L50] unsigned long int var_1_42 = 2; [L51] unsigned long int var_1_44 = 10; [L52] unsigned short int var_1_45 = 16; [L53] unsigned char last_1_var_1_1 = 128; [L54] unsigned long int last_1_var_1_12 = 8; [L55] double last_1_var_1_17 = 256.8; [L56] unsigned char last_1_var_1_21 = 1; VAL [isInitial=0, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_4=323/10, var_1_5=1/4, var_1_7=2, var_1_8=-10, var_1_9=5] [L210] isInitial = 1 [L211] FCALL initially() [L212] COND TRUE 1 [L213] CALL updateLastVariables() [L200] last_1_var_1_1 = var_1_1 [L201] last_1_var_1_12 = var_1_12 [L202] last_1_var_1_17 = var_1_17 [L203] last_1_var_1_21 = var_1_21 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_4=323/10, var_1_5=1/4, var_1_7=2, var_1_8=-10, var_1_9=5] [L213] RET updateLastVariables() [L214] CALL updateVariables() [L148] var_1_4 = __VERIFIER_nondet_double() [L149] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=1/4, var_1_7=2, var_1_8=-10, var_1_9=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=1/4, var_1_7=2, var_1_8=-10, var_1_9=5] [L149] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=1/4, var_1_7=2, var_1_8=-10, var_1_9=5] [L150] var_1_5 = __VERIFIER_nondet_double() [L151] CALL assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=2, var_1_8=-10, var_1_9=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=2, var_1_8=-10, var_1_9=5] [L151] RET assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=2, var_1_8=-10, var_1_9=5] [L152] var_1_7 = __VERIFIER_nondet_uchar() [L153] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=5] [L153] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=5] [L154] CALL assume_abort_if_not(var_1_7 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=5] [L154] RET assume_abort_if_not(var_1_7 <= 254) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=5] [L155] var_1_9 = __VERIFIER_nondet_char() [L156] CALL assume_abort_if_not(var_1_9 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L156] RET assume_abort_if_not(var_1_9 >= -1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L157] CALL assume_abort_if_not(var_1_9 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L157] RET assume_abort_if_not(var_1_9 <= 126) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L158] var_1_10 = __VERIFIER_nondet_char() [L159] CALL assume_abort_if_not(var_1_10 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L159] RET assume_abort_if_not(var_1_10 >= -1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L160] CALL assume_abort_if_not(var_1_10 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L160] RET assume_abort_if_not(var_1_10 <= 126) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L161] var_1_11 = __VERIFIER_nondet_char() [L162] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L162] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L163] CALL assume_abort_if_not(var_1_11 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L163] RET assume_abort_if_not(var_1_11 <= 126) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L164] var_1_13 = __VERIFIER_nondet_uchar() [L165] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L165] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L166] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L166] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L167] var_1_15 = __VERIFIER_nondet_ulong() [L168] CALL assume_abort_if_not(var_1_15 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L168] RET assume_abort_if_not(var_1_15 >= 1073741823) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L169] CALL assume_abort_if_not(var_1_15 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L169] RET assume_abort_if_not(var_1_15 <= 2147483647) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L170] var_1_18 = __VERIFIER_nondet_double() [L171] CALL assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L171] RET assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L172] var_1_22 = __VERIFIER_nondet_double() [L173] CALL assume_abort_if_not((var_1_22 >= -922337.2036854776000e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854776000e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L173] RET assume_abort_if_not((var_1_22 >= -922337.2036854776000e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854776000e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L174] CALL assume_abort_if_not(var_1_22 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L174] RET assume_abort_if_not(var_1_22 != 0.0F) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L175] var_1_23 = __VERIFIER_nondet_uchar() [L176] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L176] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L177] CALL assume_abort_if_not(var_1_23 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L177] RET assume_abort_if_not(var_1_23 <= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L178] var_1_24 = __VERIFIER_nondet_uchar() [L179] CALL assume_abort_if_not(var_1_24 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L179] RET assume_abort_if_not(var_1_24 >= 1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L180] CALL assume_abort_if_not(var_1_24 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L180] RET assume_abort_if_not(var_1_24 <= 1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=5, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L181] var_1_27 = __VERIFIER_nondet_char() [L182] CALL assume_abort_if_not(var_1_27 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L182] RET assume_abort_if_not(var_1_27 >= -128) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L183] CALL assume_abort_if_not(var_1_27 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L183] RET assume_abort_if_not(var_1_27 <= 127) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L184] CALL assume_abort_if_not(var_1_27 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L184] RET assume_abort_if_not(var_1_27 != 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L185] var_1_28 = __VERIFIER_nondet_char() [L186] CALL assume_abort_if_not(var_1_28 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=-1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=-1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L186] RET assume_abort_if_not(var_1_28 >= -128) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=-1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L187] CALL assume_abort_if_not(var_1_28 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=-1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=-1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L187] RET assume_abort_if_not(var_1_28 <= 127) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=-1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L188] CALL assume_abort_if_not(var_1_28 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=-1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=-1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L188] RET assume_abort_if_not(var_1_28 != 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=-1, var_1_30=54/5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L189] var_1_30 = __VERIFIER_nondet_float() [L190] CALL assume_abort_if_not((var_1_30 >= 0.0F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 9223372.036854765600e+12F && var_1_30 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=-1, var_1_30=5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=-1, var_1_30=5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L190] RET assume_abort_if_not((var_1_30 >= 0.0F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 9223372.036854765600e+12F && var_1_30 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=-1, var_1_30=5, var_1_31=246/5, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L191] var_1_31 = __VERIFIER_nondet_float() [L192] CALL assume_abort_if_not((var_1_31 >= 0.0F && var_1_31 <= -1.0e-20F) || (var_1_31 <= 9223372.036854765600e+12F && var_1_31 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L192] RET assume_abort_if_not((var_1_31 >= 0.0F && var_1_31 <= -1.0e-20F) || (var_1_31 <= 9223372.036854765600e+12F && var_1_31 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=2/5, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L193] var_1_32 = __VERIFIER_nondet_float() [L194] CALL assume_abort_if_not((var_1_32 >= 0.0F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 9223372.036854765600e+12F && var_1_32 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L194] RET assume_abort_if_not((var_1_32 >= 0.0F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 9223372.036854765600e+12F && var_1_32 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=10, var_1_37=64, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L195] var_1_37 = __VERIFIER_nondet_uchar() [L196] CALL assume_abort_if_not(var_1_37 >= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=10, var_1_37=127, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=10, var_1_37=127, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L196] RET assume_abort_if_not(var_1_37 >= 64) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=10, var_1_37=127, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L197] CALL assume_abort_if_not(var_1_37 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=10, var_1_37=127, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=10, var_1_37=127, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L197] RET assume_abort_if_not(var_1_37 <= 127) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=10, var_1_37=127, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L214] RET updateVariables() [L215] CALL step() [L60] COND FALSE !((var_1_1 % ((((var_1_27) > (var_1_28)) ? (var_1_27) : (var_1_28)))) > var_1_1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=10, var_1_37=127, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L63] COND TRUE var_1_32 < ((((var_1_30) > (((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))))) ? (var_1_30) : (((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5)))))) [L64] var_1_33 = ((((var_1_11) > (var_1_11)) ? (var_1_11) : (var_1_11))) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=0, var_1_37=127, var_1_38=-8, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L70] var_1_38 = var_1_11 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=0, var_1_37=127, var_1_38=0, var_1_40=200, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L72] var_1_40 = var_1_11 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=0, var_1_37=127, var_1_38=0, var_1_40=0, var_1_42=2, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L78] COND FALSE !(((((1.000000095E7f) < 0 ) ? -(1.000000095E7f) : (1.000000095E7f))) < ((9.9999999999996E12f - var_1_31) / var_1_22)) [L83] var_1_42 = 100000u VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=0, var_1_37=127, var_1_38=0, var_1_40=0, var_1_42=100000, var_1_44=10, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L85] var_1_44 = (((((var_1_37) < 0 ) ? -(var_1_37) : (var_1_37))) + (((((((var_1_11) > (var_1_11)) ? (var_1_11) : (var_1_11))) < 0 ) ? -((((var_1_11) > (var_1_11)) ? (var_1_11) : (var_1_11))) : ((((var_1_11) > (var_1_11)) ? (var_1_11) : (var_1_11)))))) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=0, var_1_37=127, var_1_38=0, var_1_40=0, var_1_42=100000, var_1_44=127, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L86] COND FALSE !(\read(var_1_23)) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=0, var_1_37=127, var_1_38=0, var_1_40=0, var_1_42=100000, var_1_44=127, var_1_45=16, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L89] COND TRUE var_1_19 > ((((var_1_9) < 0 ) ? -(var_1_9) : (var_1_9))) [L90] var_1_45 = var_1_11 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=0, var_1_37=127, var_1_38=0, var_1_40=0, var_1_42=100000, var_1_44=127, var_1_45=0, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L95] unsigned char stepLocal_3 = ((((var_1_4) > (last_1_var_1_17)) ? (var_1_4) : (last_1_var_1_17))) > var_1_18; VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, stepLocal_3=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=0, var_1_37=127, var_1_38=0, var_1_40=0, var_1_42=100000, var_1_44=127, var_1_45=0, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L96] COND TRUE last_1_var_1_21 || stepLocal_3 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, stepLocal_3=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=16, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=0, var_1_37=127, var_1_38=0, var_1_40=0, var_1_42=100000, var_1_44=127, var_1_45=0, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L97] COND FALSE !(var_1_18 > ((((last_1_var_1_17) < 0 ) ? -(last_1_var_1_17) : (last_1_var_1_17)))) [L100] var_1_19 = var_1_11 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, stepLocal_3=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=0, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=0, var_1_37=127, var_1_38=0, var_1_40=0, var_1_42=100000, var_1_44=127, var_1_45=0, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L105] unsigned long int stepLocal_1 = last_1_var_1_12; [L106] unsigned long int stepLocal_0 = 32u; VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, stepLocal_0=32, stepLocal_1=8, stepLocal_3=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=0, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=0, var_1_37=127, var_1_38=0, var_1_40=0, var_1_42=100000, var_1_44=127, var_1_45=0, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L107] COND TRUE stepLocal_0 >= last_1_var_1_12 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, stepLocal_0=32, stepLocal_1=8, stepLocal_3=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=0, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=0, var_1_37=127, var_1_38=0, var_1_40=0, var_1_42=100000, var_1_44=127, var_1_45=0, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L108] COND TRUE stepLocal_1 <= last_1_var_1_12 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, stepLocal_0=32, stepLocal_1=8, stepLocal_3=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=0, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=0, var_1_37=127, var_1_38=0, var_1_40=0, var_1_42=100000, var_1_44=127, var_1_45=0, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L109] COND FALSE !((var_1_4 - var_1_5) >= last_1_var_1_17) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, stepLocal_0=32, stepLocal_1=8, stepLocal_3=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=0, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=0, var_1_37=127, var_1_38=0, var_1_40=0, var_1_42=100000, var_1_44=127, var_1_45=0, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L116] COND FALSE !((((((~ var_1_1)) < (8)) ? ((~ var_1_1)) : (8))) > var_1_11) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, stepLocal_0=32, stepLocal_1=8, stepLocal_3=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=0, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=0, var_1_37=127, var_1_38=0, var_1_40=0, var_1_42=100000, var_1_44=127, var_1_45=0, var_1_5=2, var_1_7=254, var_1_8=-10, var_1_9=0] [L119] COND TRUE ! (var_1_17 > var_1_5) [L120] var_1_8 = (((((var_1_9) < (var_1_10)) ? (var_1_9) : (var_1_10))) - var_1_11) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, stepLocal_0=32, stepLocal_1=8, stepLocal_3=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=0, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=0, var_1_37=127, var_1_38=0, var_1_40=0, var_1_42=100000, var_1_44=127, var_1_45=0, var_1_5=2, var_1_7=254, var_1_8=0, var_1_9=0] [L124] unsigned long int stepLocal_4 = var_1_19; VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, stepLocal_0=32, stepLocal_1=8, stepLocal_3=1, stepLocal_4=0, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=0, var_1_1=128, var_1_21=1, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=0, var_1_37=127, var_1_38=0, var_1_40=0, var_1_42=100000, var_1_44=127, var_1_45=0, var_1_5=2, var_1_7=254, var_1_8=0, var_1_9=0] [L125] COND FALSE !((var_1_18 / ((((5.5) > (var_1_22)) ? (5.5) : (var_1_22)))) > 10.5) [L136] var_1_21 = var_1_23 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, stepLocal_0=32, stepLocal_1=8, stepLocal_3=1, stepLocal_4=0, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=0, var_1_1=128, var_1_21=0, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=0, var_1_37=127, var_1_38=0, var_1_40=0, var_1_42=100000, var_1_44=127, var_1_45=0, var_1_5=2, var_1_7=254, var_1_8=0, var_1_9=0] [L138] unsigned char stepLocal_2 = var_1_21; VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, stepLocal_0=32, stepLocal_1=8, stepLocal_2=0, stepLocal_3=1, stepLocal_4=0, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=0, var_1_1=128, var_1_21=0, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=0, var_1_37=127, var_1_38=0, var_1_40=0, var_1_42=100000, var_1_44=127, var_1_45=0, var_1_5=2, var_1_7=254, var_1_8=0, var_1_9=0] [L139] COND FALSE !(var_1_21 && stepLocal_2) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, stepLocal_0=32, stepLocal_1=8, stepLocal_2=0, stepLocal_3=1, stepLocal_4=0, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=0, var_1_1=128, var_1_21=0, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=0, var_1_37=127, var_1_38=0, var_1_40=0, var_1_42=100000, var_1_44=127, var_1_45=0, var_1_5=2, var_1_7=254, var_1_8=0, var_1_9=0] [L142] COND FALSE !(\read(var_1_21)) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, stepLocal_0=32, stepLocal_1=8, stepLocal_2=0, stepLocal_3=1, stepLocal_4=0, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=0, var_1_1=128, var_1_21=0, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=0, var_1_37=127, var_1_38=0, var_1_40=0, var_1_42=100000, var_1_44=127, var_1_45=0, var_1_5=2, var_1_7=254, var_1_8=0, var_1_9=0] [L215] RET step() [L216] CALL, EXPR property() [L206-L207] return ((((((32u >= last_1_var_1_12) ? ((last_1_var_1_12 <= last_1_var_1_12) ? (((var_1_4 - var_1_5) >= last_1_var_1_17) ? (var_1_1 == ((unsigned char) var_1_7)) : 1) : 1) : (var_1_1 == ((unsigned char) var_1_7))) && ((! (var_1_17 > var_1_5)) ? (var_1_8 == ((signed char) (((((var_1_9) < (var_1_10)) ? (var_1_9) : (var_1_10))) - var_1_11))) : (var_1_8 == ((signed char) -4)))) && ((var_1_21 && var_1_21) ? (var_1_12 == ((unsigned long int) var_1_11)) : (var_1_21 ? (var_1_12 == ((unsigned long int) (((((var_1_19) > ((var_1_11 + var_1_7))) ? (var_1_19) : ((var_1_11 + var_1_7)))) + (var_1_15 - var_1_1)))) : 1))) && (((((((~ var_1_1)) < (8)) ? ((~ var_1_1)) : (8))) > var_1_11) ? (var_1_17 == ((double) var_1_18)) : 1)) && ((last_1_var_1_21 || (((((var_1_4) > (last_1_var_1_17)) ? (var_1_4) : (last_1_var_1_17))) > var_1_18)) ? ((var_1_18 > ((((last_1_var_1_17) < 0 ) ? -(last_1_var_1_17) : (last_1_var_1_17)))) ? (var_1_19 == ((unsigned long int) last_1_var_1_1)) : (var_1_19 == ((unsigned long int) var_1_11))) : (var_1_19 == ((unsigned long int) last_1_var_1_1)))) && (((var_1_18 / ((((5.5) > (var_1_22)) ? (5.5) : (var_1_22)))) > 10.5) ? (var_1_13 ? ((var_1_1 < var_1_19) ? (var_1_21 == ((unsigned char) (! var_1_23))) : (var_1_21 == ((unsigned char) var_1_24))) : (var_1_21 == ((unsigned char) var_1_23))) : (var_1_21 == ((unsigned char) var_1_23))) ; VAL [\result=0, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=0, var_1_1=128, var_1_21=0, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=0, var_1_37=127, var_1_38=0, var_1_40=0, var_1_42=100000, var_1_44=127, var_1_45=0, var_1_5=2, var_1_7=254, var_1_8=0, var_1_9=0] [L216] RET, EXPR property() [L216] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=0, var_1_1=128, var_1_21=0, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=0, var_1_37=127, var_1_38=0, var_1_40=0, var_1_42=100000, var_1_44=127, var_1_45=0, var_1_5=2, var_1_7=254, var_1_8=0, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=3, var_1_19=0, var_1_1=128, var_1_21=0, var_1_22=4, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=-1, var_1_30=5, var_1_31=6, var_1_32=7, var_1_33=0, var_1_37=127, var_1_38=0, var_1_40=0, var_1_42=100000, var_1_44=127, var_1_45=0, var_1_5=2, var_1_7=254, var_1_8=0, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 96 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 14.1s, OverallIterations: 9, TraceHistogramMax: 32, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 4.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1340 SdHoareTripleChecker+Valid, 3.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1291 mSDsluCounter, 2968 SdHoareTripleChecker+Invalid, 2.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1867 mSDsCounter, 682 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1260 IncrementalHoareTripleChecker+Invalid, 1942 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 682 mSolverCounterUnsat, 1101 mSDtfsCounter, 1260 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2278 GetRequests, 2213 SyntacticMatches, 1 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 273 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=869occurred in iteration=7, InterpolantAutomatonStates: 64, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 8 MinimizatonAttempts, 145 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 4.0s InterpolantComputationTime, 2058 NumberOfCodeBlocks, 2058 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 2249 ConstructedInterpolants, 0 QuantifiedInterpolants, 6548 SizeOfPredicates, 17 NumberOfNonLiveVariables, 3947 ConjunctsInSsa, 59 ConjunctsInUnsatCore, 11 InterpolantComputations, 5 PerfectInterpolantSequences, 21533/21824 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-06 22:58:52,275 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/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_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/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_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-51.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/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_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/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 5fae3db68adc0ffe998fc93858a245ffb30205c57f234c7f9849920ee7dba257 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:58:54,920 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:58:55,053 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-06 22:58:55,065 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:58:55,069 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:58:55,115 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:58:55,115 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:58:55,116 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:58:55,117 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:58:55,122 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:58:55,123 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:58:55,123 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:58:55,124 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:58:55,126 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:58:55,126 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:58:55,127 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:58:55,127 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:58:55,127 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:58:55,128 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:58:55,128 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:58:55,129 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:58:55,129 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-06 22:58:55,129 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-06 22:58:55,130 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-06 22:58:55,130 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:58:55,131 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:58:55,131 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:58:55,131 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:58:55,132 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:58:55,132 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:58:55,134 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:58:55,134 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:58:55,134 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:58:55,135 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:58:55,135 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-06 22:58:55,135 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-06 22:58:55,136 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:58:55,136 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:58:55,136 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:58:55,137 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:58:55,137 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-06 22:58:55,138 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:58:55,138 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_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5fae3db68adc0ffe998fc93858a245ffb30205c57f234c7f9849920ee7dba257 [2023-11-06 22:58:55,511 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:58:55,548 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:58:55,551 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:58:55,552 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:58:55,553 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:58:55,554 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-51.i [2023-11-06 22:58:58,707 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:58:59,033 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:58:59,037 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-51.i [2023-11-06 22:58:59,052 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/data/2a056dd21/64001aca887e41e7965a8179bb1582f7/FLAG7a9b3a255 [2023-11-06 22:58:59,073 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/data/2a056dd21/64001aca887e41e7965a8179bb1582f7 [2023-11-06 22:58:59,079 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:58:59,082 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:58:59,085 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:58:59,085 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:58:59,090 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:58:59,091 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:58:59" (1/1) ... [2023-11-06 22:58:59,092 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@364161a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:58:59, skipping insertion in model container [2023-11-06 22:58:59,092 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:58:59" (1/1) ... [2023-11-06 22:58:59,143 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:58:59,279 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_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-51.i[919,932] [2023-11-06 22:58:59,353 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:58:59,408 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:58:59,433 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_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-51.i[919,932] [2023-11-06 22:58:59,478 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:58:59,500 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:58:59,500 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:58:59 WrapperNode [2023-11-06 22:58:59,500 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:58:59,502 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:58:59,502 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:58:59,502 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:58:59,509 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:58:59" (1/1) ... [2023-11-06 22:58:59,524 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:58:59" (1/1) ... [2023-11-06 22:58:59,565 INFO L138 Inliner]: procedures = 27, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 211 [2023-11-06 22:58:59,565 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:58:59,566 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:58:59,566 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:58:59,566 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:58:59,576 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:58:59" (1/1) ... [2023-11-06 22:58:59,576 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:58:59" (1/1) ... [2023-11-06 22:58:59,587 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:58:59" (1/1) ... [2023-11-06 22:58:59,600 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:58:59" (1/1) ... [2023-11-06 22:58:59,630 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:58:59" (1/1) ... [2023-11-06 22:58:59,635 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:58:59" (1/1) ... [2023-11-06 22:58:59,639 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:58:59" (1/1) ... [2023-11-06 22:58:59,656 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:58:59" (1/1) ... [2023-11-06 22:58:59,661 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:58:59,663 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:58:59,663 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:58:59,663 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:58:59,664 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:58:59" (1/1) ... [2023-11-06 22:58:59,684 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:58:59,708 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:59,727 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:59,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:58:59,780 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:58:59,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-06 22:58:59,781 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 22:58:59,781 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 22:58:59,782 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:58:59,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:58:59,902 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:58:59,904 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:59:13,138 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:59:13,146 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:59:13,147 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-06 22:59:13,149 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:59:13 BoogieIcfgContainer [2023-11-06 22:59:13,149 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:59:13,152 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:59:13,152 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:59:13,155 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:59:13,155 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:58:59" (1/3) ... [2023-11-06 22:59:13,156 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ef94165 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:59:13, skipping insertion in model container [2023-11-06 22:59:13,156 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:58:59" (2/3) ... [2023-11-06 22:59:13,157 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ef94165 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:59:13, skipping insertion in model container [2023-11-06 22:59:13,157 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:59:13" (3/3) ... [2023-11-06 22:59:13,158 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-51.i [2023-11-06 22:59:13,176 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:59:13,176 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 22:59:13,235 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:59:13,244 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;@55ce39bb, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:59:13,244 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 22:59:13,250 INFO L276 IsEmpty]: Start isEmpty. Operand has 96 states, 61 states have (on average 1.4262295081967213) internal successors, (87), 62 states have internal predecessors, (87), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-06 22:59:13,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2023-11-06 22:59:13,276 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:59:13,277 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:59:13,280 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:59:13,286 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:59:13,287 INFO L85 PathProgramCache]: Analyzing trace with hash 114399864, now seen corresponding path program 1 times [2023-11-06 22:59:13,304 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:59:13,305 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1385036959] [2023-11-06 22:59:13,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:59:13,305 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:59:13,306 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:59:13,314 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-06 22:59:13,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-06 22:59:15,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:59:15,553 INFO L262 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-06 22:59:15,573 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:59:15,661 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 582 proven. 0 refuted. 0 times theorem prover too weak. 1402 trivial. 0 not checked. [2023-11-06 22:59:15,661 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:59:15,662 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 22:59:15,662 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1385036959] [2023-11-06 22:59:15,663 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1385036959] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:59:15,663 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:59:15,664 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:59:15,665 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [153284908] [2023-11-06 22:59:15,666 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:59:15,672 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 22:59:15,672 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 22:59:15,703 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 22:59:15,703 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:59:15,706 INFO L87 Difference]: Start difference. First operand has 96 states, 61 states have (on average 1.4262295081967213) internal successors, (87), 62 states have internal predecessors, (87), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-06 22:59:15,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:59:15,747 INFO L93 Difference]: Finished difference Result 184 states and 326 transitions. [2023-11-06 22:59:15,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 22:59:15,750 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 204 [2023-11-06 22:59:15,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:59:15,759 INFO L225 Difference]: With dead ends: 184 [2023-11-06 22:59:15,759 INFO L226 Difference]: Without dead ends: 91 [2023-11-06 22:59:15,764 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 203 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:59:15,768 INFO L413 NwaCegarLoop]: 140 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 140 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:59:15,769 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 140 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:59:15,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2023-11-06 22:59:15,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2023-11-06 22:59:15,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 57 states have (on average 1.3333333333333333) internal successors, (76), 57 states have internal predecessors, (76), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-06 22:59:15,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 140 transitions. [2023-11-06 22:59:15,824 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 140 transitions. Word has length 204 [2023-11-06 22:59:15,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:59:15,825 INFO L495 AbstractCegarLoop]: Abstraction has 91 states and 140 transitions. [2023-11-06 22:59:15,825 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-06 22:59:15,826 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 140 transitions. [2023-11-06 22:59:15,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2023-11-06 22:59:15,831 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:59:15,831 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:59:15,868 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2023-11-06 22:59:16,049 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:59:16,050 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:59:16,051 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:59:16,051 INFO L85 PathProgramCache]: Analyzing trace with hash -744616138, now seen corresponding path program 1 times [2023-11-06 22:59:16,052 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:59:16,052 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [238933333] [2023-11-06 22:59:16,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:59:16,053 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:59:16,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:59:16,054 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-06 22:59:16,058 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-06 22:59:17,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:59:18,053 INFO L262 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-06 22:59:18,074 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:59:20,024 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1003 proven. 39 refuted. 0 times theorem prover too weak. 942 trivial. 0 not checked. [2023-11-06 22:59:20,025 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:59:21,359 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 54 proven. 39 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2023-11-06 22:59:21,359 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 22:59:21,360 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [238933333] [2023-11-06 22:59:21,360 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [238933333] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 22:59:21,361 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 22:59:21,362 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2023-11-06 22:59:21,365 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [968409268] [2023-11-06 22:59:21,366 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 22:59:21,369 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-06 22:59:21,372 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 22:59:21,374 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-06 22:59:21,375 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-06 22:59:21,375 INFO L87 Difference]: Start difference. First operand 91 states and 140 transitions. Second operand has 7 states, 7 states have (on average 8.0) internal successors, (56), 7 states have internal predecessors, (56), 2 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2023-11-06 22:59:26,264 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.75s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:59:28,273 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:59:30,284 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:59:33,404 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.86s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:59:35,410 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:59:37,414 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:59:37,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:59:37,420 INFO L93 Difference]: Finished difference Result 187 states and 284 transitions. [2023-11-06 22:59:37,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-06 22:59:37,627 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.0) internal successors, (56), 7 states have internal predecessors, (56), 2 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) Word has length 204 [2023-11-06 22:59:37,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:59:37,631 INFO L225 Difference]: With dead ends: 187 [2023-11-06 22:59:37,631 INFO L226 Difference]: Without dead ends: 99 [2023-11-06 22:59:37,632 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 410 GetRequests, 400 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2023-11-06 22:59:37,634 INFO L413 NwaCegarLoop]: 101 mSDtfsCounter, 80 mSDsluCounter, 135 mSDsCounter, 0 mSdLazyCounter, 179 mSolverCounterSat, 8 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 97 SdHoareTripleChecker+Valid, 236 SdHoareTripleChecker+Invalid, 193 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 179 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.7s IncrementalHoareTripleChecker+Time [2023-11-06 22:59:37,634 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [97 Valid, 236 Invalid, 193 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 179 Invalid, 6 Unknown, 0 Unchecked, 15.7s Time] [2023-11-06 22:59:37,635 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2023-11-06 22:59:37,653 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 95. [2023-11-06 22:59:37,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 60 states have (on average 1.3) internal successors, (78), 60 states have internal predecessors, (78), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-06 22:59:37,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 142 transitions. [2023-11-06 22:59:37,656 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 142 transitions. Word has length 204 [2023-11-06 22:59:37,657 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:59:37,657 INFO L495 AbstractCegarLoop]: Abstraction has 95 states and 142 transitions. [2023-11-06 22:59:37,658 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.0) internal successors, (56), 7 states have internal predecessors, (56), 2 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2023-11-06 22:59:37,658 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 142 transitions. [2023-11-06 22:59:37,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-11-06 22:59:37,662 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:59:37,663 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:59:37,713 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-06 22:59:37,877 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:59:37,878 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:59:37,878 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:59:37,879 INFO L85 PathProgramCache]: Analyzing trace with hash 868501552, now seen corresponding path program 1 times [2023-11-06 22:59:37,879 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:59:37,880 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [369779849] [2023-11-06 22:59:37,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:59:37,880 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:59:37,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:59:37,884 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-06 22:59:37,893 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-06 22:59:39,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:59:39,871 INFO L262 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-06 22:59:39,878 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:59:43,401 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-06 22:59:43,401 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:59:43,401 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 22:59:43,401 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [369779849] [2023-11-06 22:59:43,402 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [369779849] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:59:43,402 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:59:43,402 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:59:43,402 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [850826527] [2023-11-06 22:59:43,403 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:59:43,404 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:59:43,404 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 22:59:43,405 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:59:43,405 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:59:43,405 INFO L87 Difference]: Start difference. First operand 95 states and 142 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 22:59:46,605 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.83s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:59:49,642 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.78s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:59:51,651 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:59:54,731 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.74s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:59:57,743 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:59:59,748 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:59:59,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:59:59,749 INFO L93 Difference]: Finished difference Result 280 states and 421 transitions. [2023-11-06 22:59:59,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 22:59:59,959 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 205 [2023-11-06 22:59:59,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:59:59,963 INFO L225 Difference]: With dead ends: 280 [2023-11-06 22:59:59,964 INFO L226 Difference]: Without dead ends: 188 [2023-11-06 22:59:59,965 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 202 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:59:59,966 INFO L413 NwaCegarLoop]: 136 mSDtfsCounter, 95 mSDsluCounter, 255 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 66 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 95 SdHoareTripleChecker+Valid, 391 SdHoareTripleChecker+Invalid, 89 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 66 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.2s IncrementalHoareTripleChecker+Time [2023-11-06 22:59:59,967 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [95 Valid, 391 Invalid, 89 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [66 Valid, 17 Invalid, 6 Unknown, 0 Unchecked, 16.2s Time] [2023-11-06 22:59:59,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188 states. [2023-11-06 23:00:00,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188 to 167. [2023-11-06 23:00:00,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 167 states, 98 states have (on average 1.2244897959183674) internal successors, (120), 98 states have internal predecessors, (120), 64 states have call successors, (64), 4 states have call predecessors, (64), 4 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2023-11-06 23:00:00,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 248 transitions. [2023-11-06 23:00:00,014 INFO L78 Accepts]: Start accepts. Automaton has 167 states and 248 transitions. Word has length 205 [2023-11-06 23:00:00,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:00:00,016 INFO L495 AbstractCegarLoop]: Abstraction has 167 states and 248 transitions. [2023-11-06 23:00:00,016 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 23:00:00,016 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 248 transitions. [2023-11-06 23:00:00,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-11-06 23:00:00,020 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:00:00,020 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:00:00,061 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:00,233 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/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 23:00:00,234 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:00:00,234 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:00:00,234 INFO L85 PathProgramCache]: Analyzing trace with hash 1455383830, now seen corresponding path program 1 times [2023-11-06 23:00:00,235 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 23:00:00,235 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1668122297] [2023-11-06 23:00:00,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:00:00,236 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 23:00:00,236 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 23:00:00,237 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/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 23:00:00,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/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 23:00:02,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:00:02,273 INFO L262 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-06 23:00:02,279 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:00:05,980 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-06 23:00:05,980 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:00:05,981 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 23:00:05,981 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1668122297] [2023-11-06 23:00:05,981 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1668122297] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:00:05,981 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:00:05,982 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 23:00:05,982 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [743420350] [2023-11-06 23:00:05,982 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:00:05,983 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 23:00:05,983 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 23:00:05,984 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 23:00:05,985 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-06 23:00:05,985 INFO L87 Difference]: Start difference. First operand 167 states and 248 transitions. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 23:00:09,987 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.78s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:00:12,001 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:00:14,008 WARN L539 Checker$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 23:00:17,019 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.77s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:00:19,024 WARN L539 Checker$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 23:00:22,141 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.78s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:00:24,150 WARN L539 Checker$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 23:00:26,154 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 23:00:26,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:00:26,156 INFO L93 Difference]: Finished difference Result 358 states and 533 transitions. [2023-11-06 23:00:26,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 23:00:26,390 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 206 [2023-11-06 23:00:26,391 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:00:26,395 INFO L225 Difference]: With dead ends: 358 [2023-11-06 23:00:26,395 INFO L226 Difference]: Without dead ends: 266 [2023-11-06 23:00:26,396 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 202 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2023-11-06 23:00:26,397 INFO L413 NwaCegarLoop]: 141 mSDtfsCounter, 128 mSDsluCounter, 314 mSDsCounter, 0 mSdLazyCounter, 81 mSolverCounterSat, 65 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 128 SdHoareTripleChecker+Valid, 455 SdHoareTripleChecker+Invalid, 154 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 81 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.0s IncrementalHoareTripleChecker+Time [2023-11-06 23:00:26,398 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [128 Valid, 455 Invalid, 154 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 81 Invalid, 8 Unknown, 0 Unchecked, 20.0s Time] [2023-11-06 23:00:26,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 266 states. [2023-11-06 23:00:26,459 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 266 to 257. [2023-11-06 23:00:26,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 257 states, 154 states have (on average 1.2532467532467533) internal successors, (193), 154 states have internal predecessors, (193), 96 states have call successors, (96), 6 states have call predecessors, (96), 6 states have return successors, (96), 96 states have call predecessors, (96), 96 states have call successors, (96) [2023-11-06 23:00:26,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 257 states and 385 transitions. [2023-11-06 23:00:26,470 INFO L78 Accepts]: Start accepts. Automaton has 257 states and 385 transitions. Word has length 206 [2023-11-06 23:00:26,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:00:26,472 INFO L495 AbstractCegarLoop]: Abstraction has 257 states and 385 transitions. [2023-11-06 23:00:26,472 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 23:00:26,472 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 385 transitions. [2023-11-06 23:00:26,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2023-11-06 23:00:26,478 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:00:26,479 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:00:26,521 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/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 23:00:26,697 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/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 23:00:26,698 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:00:26,698 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:00:26,698 INFO L85 PathProgramCache]: Analyzing trace with hash -1559483833, now seen corresponding path program 1 times [2023-11-06 23:00:26,699 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 23:00:26,699 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1121517668] [2023-11-06 23:00:26,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:00:26,699 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 23:00:26,700 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 23:00:26,701 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/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 23:00:26,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/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 23:00:28,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:00:28,794 INFO L262 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-06 23:00:28,799 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:00:28,892 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-06 23:00:28,892 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:00:28,892 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 23:00:28,892 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1121517668] [2023-11-06 23:00:28,892 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1121517668] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:00:28,892 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:00:28,893 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 23:00:28,893 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [244037506] [2023-11-06 23:00:28,893 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:00:28,894 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 23:00:28,894 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 23:00:28,895 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 23:00:28,895 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:00:28,896 INFO L87 Difference]: Start difference. First operand 257 states and 385 transitions. Second operand has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 23:00:31,810 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.80s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:00:33,814 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 23:00:34,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:00:34,091 INFO L93 Difference]: Finished difference Result 439 states and 661 transitions. [2023-11-06 23:00:34,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 23:00:34,101 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 207 [2023-11-06 23:00:34,102 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:00:34,105 INFO L225 Difference]: With dead ends: 439 [2023-11-06 23:00:34,105 INFO L226 Difference]: Without dead ends: 257 [2023-11-06 23:00:34,105 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 206 GetRequests, 205 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 23:00:34,106 INFO L413 NwaCegarLoop]: 134 mSDtfsCounter, 20 mSDsluCounter, 112 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 246 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2023-11-06 23:00:34,107 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 246 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 2 Unknown, 0 Unchecked, 5.2s Time] [2023-11-06 23:00:34,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 257 states. [2023-11-06 23:00:34,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 257 to 257. [2023-11-06 23:00:34,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 257 states, 154 states have (on average 1.2402597402597402) internal successors, (191), 154 states have internal predecessors, (191), 96 states have call successors, (96), 6 states have call predecessors, (96), 6 states have return successors, (96), 96 states have call predecessors, (96), 96 states have call successors, (96) [2023-11-06 23:00:34,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 257 states and 383 transitions. [2023-11-06 23:00:34,170 INFO L78 Accepts]: Start accepts. Automaton has 257 states and 383 transitions. Word has length 207 [2023-11-06 23:00:34,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:00:34,171 INFO L495 AbstractCegarLoop]: Abstraction has 257 states and 383 transitions. [2023-11-06 23:00:34,171 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 23:00:34,171 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 383 transitions. [2023-11-06 23:00:34,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2023-11-06 23:00:34,176 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:00:34,176 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:00:34,219 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:34,389 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/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 23:00:34,390 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:00:34,390 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:00:34,390 INFO L85 PathProgramCache]: Analyzing trace with hash 1339282221, now seen corresponding path program 1 times [2023-11-06 23:00:34,391 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 23:00:34,391 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [781198266] [2023-11-06 23:00:34,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:00:34,391 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 23:00:34,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 23:00:34,397 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/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 23:00:34,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/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 23:00:36,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:00:36,355 INFO L262 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-06 23:00:36,359 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:00:39,027 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 783 proven. 69 refuted. 0 times theorem prover too weak. 1132 trivial. 0 not checked. [2023-11-06 23:00:39,027 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 23:00:39,563 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 23:00:39,563 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [781198266] [2023-11-06 23:00:39,563 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [781198266] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 23:00:39,563 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [605344424] [2023-11-06 23:00:39,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:00:39,563 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-06 23:00:39,564 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/cvc4 [2023-11-06 23:00:39,565 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-06 23:00:39,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-11-06 23:00:40,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:00:40,349 INFO L262 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-06 23:00:40,353 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:00:40,796 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-06 23:00:40,796 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:00:40,796 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [605344424] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:00:40,796 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 23:00:40,797 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 7 [2023-11-06 23:00:40,797 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1847549147] [2023-11-06 23:00:40,797 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:00:40,798 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 23:00:40,798 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 23:00:40,799 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 23:00:40,799 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2023-11-06 23:00:40,799 INFO L87 Difference]: Start difference. First operand 257 states and 383 transitions. Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 23:00:43,710 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.78s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:00:46,904 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.79s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:00:49,998 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.84s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:00:52,004 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:00:55,306 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.80s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:00:55,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:00:55,578 INFO L93 Difference]: Finished difference Result 561 states and 830 transitions. [2023-11-06 23:00:55,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-06 23:00:55,579 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 208 [2023-11-06 23:00:55,580 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:00:55,584 INFO L225 Difference]: With dead ends: 561 [2023-11-06 23:00:55,585 INFO L226 Difference]: Without dead ends: 379 [2023-11-06 23:00:55,586 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 443 GetRequests, 436 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2023-11-06 23:00:55,587 INFO L413 NwaCegarLoop]: 247 mSDtfsCounter, 180 mSDsluCounter, 223 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 40 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 180 SdHoareTripleChecker+Valid, 470 SdHoareTripleChecker+Invalid, 72 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.4s IncrementalHoareTripleChecker+Time [2023-11-06 23:00:55,588 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [180 Valid, 470 Invalid, 72 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [40 Valid, 27 Invalid, 5 Unknown, 0 Unchecked, 14.4s Time] [2023-11-06 23:00:55,589 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 379 states. [2023-11-06 23:00:55,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 379 to 346. [2023-11-06 23:00:55,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 346 states, 205 states have (on average 1.1853658536585365) internal successors, (243), 205 states have internal predecessors, (243), 128 states have call successors, (128), 12 states have call predecessors, (128), 12 states have return successors, (128), 128 states have call predecessors, (128), 128 states have call successors, (128) [2023-11-06 23:00:55,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 346 states and 499 transitions. [2023-11-06 23:00:55,670 INFO L78 Accepts]: Start accepts. Automaton has 346 states and 499 transitions. Word has length 208 [2023-11-06 23:00:55,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:00:55,671 INFO L495 AbstractCegarLoop]: Abstraction has 346 states and 499 transitions. [2023-11-06 23:00:55,672 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 23:00:55,672 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 499 transitions. [2023-11-06 23:00:55,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2023-11-06 23:00:55,675 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:00:55,676 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:00:55,731 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:55,906 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2023-11-06 23:00:56,101 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/cvc4 --incremental --print-success --lang smt [2023-11-06 23:00:56,102 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:00:56,102 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:00:56,103 INFO L85 PathProgramCache]: Analyzing trace with hash -1376575174, now seen corresponding path program 1 times [2023-11-06 23:00:56,103 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 23:00:56,103 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1983560737] [2023-11-06 23:00:56,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:00:56,104 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 23:00:56,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 23:00:56,105 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/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 23:00:56,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2023-11-06 23:00:58,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:00:58,367 INFO L262 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-06 23:00:58,372 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:01:01,358 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 783 proven. 69 refuted. 0 times theorem prover too weak. 1132 trivial. 0 not checked. [2023-11-06 23:01:01,358 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 23:01:01,877 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 23:01:01,877 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1983560737] [2023-11-06 23:01:01,877 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1983560737] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 23:01:01,878 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2066840274] [2023-11-06 23:01:01,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:01:01,878 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-06 23:01:01,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/cvc4 [2023-11-06 23:01:01,880 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-06 23:01:01,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2023-11-06 23:01:06,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:01:06,317 INFO L262 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-06 23:01:06,324 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:01:09,944 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-06 23:01:09,944 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:01:09,945 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2066840274] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:01:09,945 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 23:01:09,945 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [5] total 6 [2023-11-06 23:01:09,946 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [395794341] [2023-11-06 23:01:09,946 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:01:09,947 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 23:01:09,947 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 23:01:09,948 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 23:01:09,948 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2023-11-06 23:01:09,949 INFO L87 Difference]: Start difference. First operand 346 states and 499 transitions. Second operand has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 2 states have internal predecessors, (52), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 23:01:13,366 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.87s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:01:15,377 WARN L539 Checker$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 23:01:15,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:01:15,926 INFO L93 Difference]: Finished difference Result 880 states and 1273 transitions. [2023-11-06 23:01:15,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 23:01:15,927 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 2 states have internal predecessors, (52), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 209 [2023-11-06 23:01:15,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:01:15,935 INFO L225 Difference]: With dead ends: 880 [2023-11-06 23:01:15,935 INFO L226 Difference]: Without dead ends: 613 [2023-11-06 23:01:15,937 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 444 GetRequests, 439 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2023-11-06 23:01:15,939 INFO L413 NwaCegarLoop]: 132 mSDtfsCounter, 30 mSDsluCounter, 125 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 30 SdHoareTripleChecker+Valid, 257 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.9s IncrementalHoareTripleChecker+Time [2023-11-06 23:01:15,939 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [30 Valid, 257 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 2 Unknown, 0 Unchecked, 5.9s Time] [2023-11-06 23:01:15,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 613 states. [2023-11-06 23:01:16,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 613 to 611. [2023-11-06 23:01:16,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 611 states, 365 states have (on average 1.1917808219178083) internal successors, (435), 365 states have internal predecessors, (435), 224 states have call successors, (224), 21 states have call predecessors, (224), 21 states have return successors, (224), 224 states have call predecessors, (224), 224 states have call successors, (224) [2023-11-06 23:01:16,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 611 states and 883 transitions. [2023-11-06 23:01:16,043 INFO L78 Accepts]: Start accepts. Automaton has 611 states and 883 transitions. Word has length 209 [2023-11-06 23:01:16,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:01:16,043 INFO L495 AbstractCegarLoop]: Abstraction has 611 states and 883 transitions. [2023-11-06 23:01:16,044 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 2 states have internal predecessors, (52), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-06 23:01:16,044 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 883 transitions. [2023-11-06 23:01:16,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2023-11-06 23:01:16,046 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:01:16,046 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:01:16,106 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2023-11-06 23:01:16,301 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/cvc4 --incremental --print-success --lang smt (10)] Forceful destruction successful, exit code 0 [2023-11-06 23:01:16,461 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/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=3,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/cvc4 --incremental --print-success --lang smt [2023-11-06 23:01:16,462 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:01:16,462 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:01:16,462 INFO L85 PathProgramCache]: Analyzing trace with hash -675510596, now seen corresponding path program 1 times [2023-11-06 23:01:16,463 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 23:01:16,463 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [178311567] [2023-11-06 23:01:16,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:01:16,463 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 23:01:16,463 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 23:01:16,465 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/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 23:01:16,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a338cae-c9c2-43d9-8bdc-fed93412d9c9/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 (11)] Waiting until timeout for monitored process [2023-11-06 23:01:18,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:01:18,820 INFO L262 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-06 23:01:18,836 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:02:16,770 WARN L293 SmtUtils]: Spent 5.92s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-06 23:02:22,591 WARN L293 SmtUtils]: Spent 5.82s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-06 23:02:28,518 WARN L293 SmtUtils]: Spent 5.93s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-06 23:02:34,225 WARN L293 SmtUtils]: Spent 5.71s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-06 23:02:40,163 WARN L293 SmtUtils]: Spent 5.94s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-06 23:02:45,965 WARN L293 SmtUtils]: Spent 5.80s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)