./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-72.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-72.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu --witnessprinter.witness.filename witness --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 8107c0950a870cc29b997c6f0f9031935a5c6964463abd6d158718f97c83e768 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:40:58,435 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:40:58,551 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-19 07:40:58,555 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:40:58,556 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:40:58,592 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:40:58,593 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:40:58,593 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:40:58,594 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:40:58,595 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:40:58,596 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:40:58,596 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:40:58,597 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:40:58,598 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:40:58,598 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:40:58,599 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:40:58,599 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:40:58,600 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:40:58,601 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:40:58,601 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:40:58,602 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:40:58,602 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:40:58,603 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:40:58,603 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:40:58,604 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:40:58,604 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:40:58,605 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:40:58,605 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:40:58,606 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:40:58,606 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:40:58,607 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:40:58,607 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:40:58,608 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:40:58,608 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 07:40:58,608 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:40:58,608 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:40:58,609 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:40:58,609 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:40:58,609 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:40:58,610 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_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8107c0950a870cc29b997c6f0f9031935a5c6964463abd6d158718f97c83e768 [2023-11-19 07:40:58,905 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:40:58,936 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:40:58,938 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:40:58,940 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:40:58,941 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:40:58,942 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-72.i [2023-11-19 07:41:01,972 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:41:02,236 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:41:02,237 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-72.i [2023-11-19 07:41:02,248 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/data/039627606/2430923cb4df48b48708b58ce7332652/FLAGe24c91122 [2023-11-19 07:41:02,264 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/data/039627606/2430923cb4df48b48708b58ce7332652 [2023-11-19 07:41:02,266 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:41:02,268 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:41:02,269 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:41:02,270 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:41:02,275 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:41:02,276 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:41:02" (1/1) ... [2023-11-19 07:41:02,277 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@645d6da6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:02, skipping insertion in model container [2023-11-19 07:41:02,278 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:41:02" (1/1) ... [2023-11-19 07:41:02,321 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:41:02,470 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_d72bdd86-5618-42fa-b1c9-1b983144c375/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-72.i[919,932] [2023-11-19 07:41:02,543 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:41:02,558 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:41:02,570 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_d72bdd86-5618-42fa-b1c9-1b983144c375/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-72.i[919,932] [2023-11-19 07:41:02,613 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:41:02,633 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:41:02,634 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:02 WrapperNode [2023-11-19 07:41:02,634 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:41:02,635 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:41:02,635 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:41:02,635 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:41:02,644 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:02" (1/1) ... [2023-11-19 07:41:02,663 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:02" (1/1) ... [2023-11-19 07:41:02,717 INFO L138 Inliner]: procedures = 26, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 225 [2023-11-19 07:41:02,717 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:41:02,718 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:41:02,718 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:41:02,719 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:41:02,729 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:02" (1/1) ... [2023-11-19 07:41:02,730 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:02" (1/1) ... [2023-11-19 07:41:02,733 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:02" (1/1) ... [2023-11-19 07:41:02,734 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:02" (1/1) ... [2023-11-19 07:41:02,747 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:02" (1/1) ... [2023-11-19 07:41:02,751 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:02" (1/1) ... [2023-11-19 07:41:02,755 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:02" (1/1) ... [2023-11-19 07:41:02,758 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:02" (1/1) ... [2023-11-19 07:41:02,763 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:41:02,764 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:41:02,764 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:41:02,764 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:41:02,765 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:02" (1/1) ... [2023-11-19 07:41:02,772 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:41:02,846 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:41:02,870 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:41:02,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:41:02,922 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:41:02,923 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 07:41:02,923 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 07:41:02,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 07:41:02,924 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:41:02,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:41:03,076 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:41:03,078 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:41:03,591 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:41:03,601 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:41:03,601 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 07:41:03,606 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:41:03 BoogieIcfgContainer [2023-11-19 07:41:03,606 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:41:03,608 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:41:03,608 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:41:03,612 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:41:03,612 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:41:02" (1/3) ... [2023-11-19 07:41:03,613 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@186775c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:41:03, skipping insertion in model container [2023-11-19 07:41:03,614 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:02" (2/3) ... [2023-11-19 07:41:03,614 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@186775c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:41:03, skipping insertion in model container [2023-11-19 07:41:03,614 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:41:03" (3/3) ... [2023-11-19 07:41:03,616 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-72.i [2023-11-19 07:41:03,632 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:41:03,632 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 07:41:03,685 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:41:03,692 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=LoopHeads, 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;@3f13955b, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:41:03,693 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 07:41:03,697 INFO L276 IsEmpty]: Start isEmpty. Operand has 94 states, 65 states have (on average 1.4923076923076923) internal successors, (97), 66 states have internal predecessors, (97), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-19 07:41:03,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2023-11-19 07:41:03,713 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:41:03,714 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:41:03,715 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:41:03,720 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:41:03,720 INFO L85 PathProgramCache]: Analyzing trace with hash -1326499886, now seen corresponding path program 1 times [2023-11-19 07:41:03,728 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:41:03,729 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [768843997] [2023-11-19 07:41:03,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:41:03,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:41:03,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:41:04,110 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:41:04,111 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [768843997] [2023-11-19 07:41:04,111 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-19 07:41:04,111 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [587263250] [2023-11-19 07:41:04,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:41:04,113 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:41:04,113 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:41:04,115 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:41:04,127 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 07:41:04,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:41:04,399 INFO L262 TraceCheckSpWp]: Trace formula consists of 446 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 07:41:04,428 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:41:04,502 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 1250 trivial. 0 not checked. [2023-11-19 07:41:04,503 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:41:04,504 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [587263250] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:41:04,504 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:41:04,504 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:41:04,507 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [705617104] [2023-11-19 07:41:04,508 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:41:04,513 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 07:41:04,514 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:41:04,548 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 07:41:04,550 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:41:04,554 INFO L87 Difference]: Start difference. First operand has 94 states, 65 states have (on average 1.4923076923076923) internal successors, (97), 66 states have internal predecessors, (97), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) Second operand has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-19 07:41:04,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:41:04,626 INFO L93 Difference]: Finished difference Result 181 states and 318 transitions. [2023-11-19 07:41:04,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 07:41:04,628 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) Word has length 173 [2023-11-19 07:41:04,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:41:04,642 INFO L225 Difference]: With dead ends: 181 [2023-11-19 07:41:04,642 INFO L226 Difference]: Without dead ends: 90 [2023-11-19 07:41:04,647 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 172 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:41:04,654 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 [2023-11-19 07:41:04,656 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] [2023-11-19 07:41:04,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2023-11-19 07:41:04,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 90. [2023-11-19 07:41:04,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 62 states have (on average 1.435483870967742) internal successors, (89), 62 states have internal predecessors, (89), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-19 07:41:04,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 141 transitions. [2023-11-19 07:41:04,708 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 141 transitions. Word has length 173 [2023-11-19 07:41:04,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:41:04,708 INFO L495 AbstractCegarLoop]: Abstraction has 90 states and 141 transitions. [2023-11-19 07:41:04,709 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-19 07:41:04,709 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 141 transitions. [2023-11-19 07:41:04,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2023-11-19 07:41:04,714 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:41:04,714 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:41:04,740 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-19 07:41:04,935 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-19 07:41:04,936 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:41:04,937 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:41:04,937 INFO L85 PathProgramCache]: Analyzing trace with hash 677216394, now seen corresponding path program 1 times [2023-11-19 07:41:04,938 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:41:04,938 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1473158800] [2023-11-19 07:41:04,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:41:04,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:41:05,059 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:41:05,064 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [360184660] [2023-11-19 07:41:05,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:41:05,065 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:41:05,065 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:41:05,066 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:41:05,076 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-19 07:41:05,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:41:05,250 INFO L262 TraceCheckSpWp]: Trace formula consists of 446 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 07:41:05,258 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:41:05,327 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-19 07:41:05,327 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:41:05,328 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:41:05,328 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1473158800] [2023-11-19 07:41:05,328 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 07:41:05,328 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [360184660] [2023-11-19 07:41:05,329 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [360184660] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:41:05,329 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:41:05,329 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 07:41:05,329 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [641631916] [2023-11-19 07:41:05,329 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:41:05,331 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:41:05,331 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:41:05,332 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:41:05,332 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:41:05,332 INFO L87 Difference]: Start difference. First operand 90 states and 141 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-19 07:41:05,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:41:05,410 INFO L93 Difference]: Finished difference Result 213 states and 330 transitions. [2023-11-19 07:41:05,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:41:05,411 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 173 [2023-11-19 07:41:05,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:41:05,417 INFO L225 Difference]: With dead ends: 213 [2023-11-19 07:41:05,419 INFO L226 Difference]: Without dead ends: 126 [2023-11-19 07:41:05,421 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 171 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:41:05,426 INFO L413 NwaCegarLoop]: 165 mSDtfsCounter, 55 mSDsluCounter, 125 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 55 SdHoareTripleChecker+Valid, 290 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 07:41:05,426 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [55 Valid, 290 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:41:05,428 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2023-11-19 07:41:05,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 123. [2023-11-19 07:41:05,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123 states, 87 states have (on average 1.4137931034482758) internal successors, (123), 88 states have internal predecessors, (123), 33 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 32 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-19 07:41:05,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 189 transitions. [2023-11-19 07:41:05,467 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 189 transitions. Word has length 173 [2023-11-19 07:41:05,469 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:41:05,469 INFO L495 AbstractCegarLoop]: Abstraction has 123 states and 189 transitions. [2023-11-19 07:41:05,470 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-19 07:41:05,470 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 189 transitions. [2023-11-19 07:41:05,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2023-11-19 07:41:05,479 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:41:05,480 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:41:05,496 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-19 07:41:05,686 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:41:05,686 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:41:05,687 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:41:05,687 INFO L85 PathProgramCache]: Analyzing trace with hash 1251205514, now seen corresponding path program 1 times [2023-11-19 07:41:05,687 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:41:05,688 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [715115194] [2023-11-19 07:41:05,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:41:05,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:41:05,786 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:41:05,790 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2098418867] [2023-11-19 07:41:05,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:41:05,793 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:41:05,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:41:05,795 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:41:05,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-19 07:41:05,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:41:05,993 INFO L262 TraceCheckSpWp]: Trace formula consists of 442 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 07:41:06,006 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:41:06,145 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-19 07:41:06,151 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:41:06,152 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:41:06,152 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [715115194] [2023-11-19 07:41:06,152 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 07:41:06,152 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2098418867] [2023-11-19 07:41:06,153 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2098418867] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:41:06,153 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:41:06,153 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 07:41:06,153 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1409978790] [2023-11-19 07:41:06,153 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:41:06,157 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:41:06,157 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:41:06,158 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:41:06,158 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:41:06,159 INFO L87 Difference]: Start difference. First operand 123 states and 189 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-19 07:41:06,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:41:06,227 INFO L93 Difference]: Finished difference Result 363 states and 561 transitions. [2023-11-19 07:41:06,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:41:06,228 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 173 [2023-11-19 07:41:06,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:41:06,242 INFO L225 Difference]: With dead ends: 363 [2023-11-19 07:41:06,242 INFO L226 Difference]: Without dead ends: 243 [2023-11-19 07:41:06,243 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 171 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:41:06,244 INFO L413 NwaCegarLoop]: 136 mSDtfsCounter, 131 mSDsluCounter, 128 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 131 SdHoareTripleChecker+Valid, 264 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 07:41:06,245 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [131 Valid, 264 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:41:06,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 243 states. [2023-11-19 07:41:06,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 243 to 131. [2023-11-19 07:41:06,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 131 states, 95 states have (on average 1.4210526315789473) internal successors, (135), 96 states have internal predecessors, (135), 33 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 32 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-19 07:41:06,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 201 transitions. [2023-11-19 07:41:06,273 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 201 transitions. Word has length 173 [2023-11-19 07:41:06,274 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:41:06,275 INFO L495 AbstractCegarLoop]: Abstraction has 131 states and 201 transitions. [2023-11-19 07:41:06,275 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-19 07:41:06,275 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 201 transitions. [2023-11-19 07:41:06,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2023-11-19 07:41:06,278 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:41:06,278 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:41:06,310 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-19 07:41:06,500 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:41:06,501 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:41:06,501 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:41:06,501 INFO L85 PathProgramCache]: Analyzing trace with hash 1160855086, now seen corresponding path program 1 times [2023-11-19 07:41:06,502 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:41:06,502 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1069296031] [2023-11-19 07:41:06,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:41:06,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:41:06,584 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:41:06,584 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1019847427] [2023-11-19 07:41:06,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:41:06,585 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:41:06,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:41:06,588 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:41:06,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-19 07:41:06,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:41:06,777 INFO L262 TraceCheckSpWp]: Trace formula consists of 444 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 07:41:06,782 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:41:07,050 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 435 proven. 60 refuted. 0 times theorem prover too weak. 805 trivial. 0 not checked. [2023-11-19 07:41:07,050 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 07:41:07,345 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 15 proven. 60 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2023-11-19 07:41:07,346 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:41:07,346 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1069296031] [2023-11-19 07:41:07,346 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 07:41:07,346 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1019847427] [2023-11-19 07:41:07,346 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1019847427] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 07:41:07,346 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-19 07:41:07,347 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2023-11-19 07:41:07,347 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1664156642] [2023-11-19 07:41:07,347 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-19 07:41:07,348 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-19 07:41:07,348 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:41:07,349 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-19 07:41:07,349 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-19 07:41:07,350 INFO L87 Difference]: Start difference. First operand 131 states and 201 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, (46), 2 states have call predecessors, (46), 4 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) [2023-11-19 07:41:07,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:41:07,649 INFO L93 Difference]: Finished difference Result 279 states and 422 transitions. [2023-11-19 07:41:07,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-19 07:41:07,650 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, (46), 2 states have call predecessors, (46), 4 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) Word has length 174 [2023-11-19 07:41:07,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:41:07,653 INFO L225 Difference]: With dead ends: 279 [2023-11-19 07:41:07,653 INFO L226 Difference]: Without dead ends: 151 [2023-11-19 07:41:07,654 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 350 GetRequests, 340 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2023-11-19 07:41:07,659 INFO L413 NwaCegarLoop]: 119 mSDtfsCounter, 170 mSDsluCounter, 166 mSDsCounter, 0 mSdLazyCounter, 178 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 175 SdHoareTripleChecker+Valid, 285 SdHoareTripleChecker+Invalid, 201 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 178 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-19 07:41:07,663 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [175 Valid, 285 Invalid, 201 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 178 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-19 07:41:07,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2023-11-19 07:41:07,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 148. [2023-11-19 07:41:07,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 148 states, 105 states have (on average 1.3428571428571427) internal successors, (141), 107 states have internal predecessors, (141), 38 states have call successors, (38), 4 states have call predecessors, (38), 4 states have return successors, (38), 36 states have call predecessors, (38), 38 states have call successors, (38) [2023-11-19 07:41:07,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 217 transitions. [2023-11-19 07:41:07,713 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 217 transitions. Word has length 174 [2023-11-19 07:41:07,715 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:41:07,715 INFO L495 AbstractCegarLoop]: Abstraction has 148 states and 217 transitions. [2023-11-19 07:41:07,715 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, (46), 2 states have call predecessors, (46), 4 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) [2023-11-19 07:41:07,716 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 217 transitions. [2023-11-19 07:41:07,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2023-11-19 07:41:07,720 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:41:07,720 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:41:07,741 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-11-19 07:41:07,940 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:41:07,941 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:41:07,941 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:41:07,941 INFO L85 PathProgramCache]: Analyzing trace with hash 767828076, now seen corresponding path program 1 times [2023-11-19 07:41:07,941 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:41:07,942 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1928741888] [2023-11-19 07:41:07,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:41:07,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:41:07,982 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:41:07,983 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1349970287] [2023-11-19 07:41:07,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:41:07,983 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:41:07,983 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:41:07,984 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:41:08,000 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-19 07:41:08,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:41:08,161 INFO L262 TraceCheckSpWp]: Trace formula consists of 441 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 07:41:08,166 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:41:08,373 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 543 proven. 54 refuted. 0 times theorem prover too weak. 703 trivial. 0 not checked. [2023-11-19 07:41:08,374 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 07:41:08,586 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 21 proven. 54 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2023-11-19 07:41:08,587 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:41:08,587 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1928741888] [2023-11-19 07:41:08,587 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 07:41:08,587 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1349970287] [2023-11-19 07:41:08,587 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1349970287] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 07:41:08,588 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-19 07:41:08,588 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2023-11-19 07:41:08,588 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [620222726] [2023-11-19 07:41:08,588 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-19 07:41:08,589 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-19 07:41:08,589 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:41:08,590 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-19 07:41:08,590 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-19 07:41:08,591 INFO L87 Difference]: Start difference. First operand 148 states and 217 transitions. Second operand has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 2 states have call successors, (44), 2 states have call predecessors, (44), 4 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) [2023-11-19 07:41:08,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:41:08,973 INFO L93 Difference]: Finished difference Result 289 states and 422 transitions. [2023-11-19 07:41:08,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-11-19 07:41:08,974 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 2 states have call successors, (44), 2 states have call predecessors, (44), 4 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) Word has length 174 [2023-11-19 07:41:08,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:41:08,976 INFO L225 Difference]: With dead ends: 289 [2023-11-19 07:41:08,976 INFO L226 Difference]: Without dead ends: 127 [2023-11-19 07:41:08,978 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 353 GetRequests, 339 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=67, Invalid=143, Unknown=0, NotChecked=0, Total=210 [2023-11-19 07:41:08,979 INFO L413 NwaCegarLoop]: 118 mSDtfsCounter, 154 mSDsluCounter, 290 mSDsCounter, 0 mSdLazyCounter, 276 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 166 SdHoareTripleChecker+Valid, 408 SdHoareTripleChecker+Invalid, 282 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 276 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-19 07:41:08,979 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [166 Valid, 408 Invalid, 282 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 276 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-19 07:41:08,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2023-11-19 07:41:09,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 124. [2023-11-19 07:41:09,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 124 states, 84 states have (on average 1.2738095238095237) internal successors, (107), 85 states have internal predecessors, (107), 33 states have call successors, (33), 6 states have call predecessors, (33), 6 states have return successors, (33), 32 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-19 07:41:09,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 173 transitions. [2023-11-19 07:41:09,012 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 173 transitions. Word has length 174 [2023-11-19 07:41:09,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:41:09,015 INFO L495 AbstractCegarLoop]: Abstraction has 124 states and 173 transitions. [2023-11-19 07:41:09,016 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 2 states have call successors, (44), 2 states have call predecessors, (44), 4 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) [2023-11-19 07:41:09,016 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 173 transitions. [2023-11-19 07:41:09,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2023-11-19 07:41:09,018 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:41:09,019 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:41:09,040 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-19 07:41:09,232 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:41:09,232 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:41:09,232 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:41:09,233 INFO L85 PathProgramCache]: Analyzing trace with hash 123368718, now seen corresponding path program 1 times [2023-11-19 07:41:09,233 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:41:09,233 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1920791737] [2023-11-19 07:41:09,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:41:09,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:41:09,267 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:41:09,268 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1973296077] [2023-11-19 07:41:09,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:41:09,268 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:41:09,268 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:41:09,269 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:41:09,288 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-19 07:41:09,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:41:09,442 INFO L262 TraceCheckSpWp]: Trace formula consists of 445 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 07:41:09,446 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:41:09,551 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 603 proven. 24 refuted. 0 times theorem prover too weak. 673 trivial. 0 not checked. [2023-11-19 07:41:09,551 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 07:41:09,710 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 51 proven. 24 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2023-11-19 07:41:09,710 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:41:09,710 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1920791737] [2023-11-19 07:41:09,710 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 07:41:09,711 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1973296077] [2023-11-19 07:41:09,711 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1973296077] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 07:41:09,711 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-19 07:41:09,711 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2023-11-19 07:41:09,711 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [72757985] [2023-11-19 07:41:09,712 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-19 07:41:09,712 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-19 07:41:09,712 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:41:09,713 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-19 07:41:09,713 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-19 07:41:09,714 INFO L87 Difference]: Start difference. First operand 124 states and 173 transitions. Second operand has 8 states, 8 states have (on average 8.625) internal successors, (69), 8 states have internal predecessors, (69), 3 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2023-11-19 07:41:09,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:41:09,959 INFO L93 Difference]: Finished difference Result 227 states and 320 transitions. [2023-11-19 07:41:09,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-19 07:41:09,960 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.625) internal successors, (69), 8 states have internal predecessors, (69), 3 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) Word has length 175 [2023-11-19 07:41:09,960 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:41:09,963 INFO L225 Difference]: With dead ends: 227 [2023-11-19 07:41:09,963 INFO L226 Difference]: Without dead ends: 130 [2023-11-19 07:41:09,964 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 352 GetRequests, 342 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=79, Unknown=0, NotChecked=0, Total=132 [2023-11-19 07:41:09,965 INFO L413 NwaCegarLoop]: 91 mSDtfsCounter, 86 mSDsluCounter, 130 mSDsCounter, 0 mSdLazyCounter, 181 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 103 SdHoareTripleChecker+Valid, 221 SdHoareTripleChecker+Invalid, 187 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 181 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-19 07:41:09,965 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [103 Valid, 221 Invalid, 187 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 181 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-19 07:41:09,967 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2023-11-19 07:41:10,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 128. [2023-11-19 07:41:10,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 128 states, 87 states have (on average 1.2298850574712643) internal successors, (107), 88 states have internal predecessors, (107), 33 states have call successors, (33), 7 states have call predecessors, (33), 7 states have return successors, (33), 32 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-19 07:41:10,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 173 transitions. [2023-11-19 07:41:10,006 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 173 transitions. Word has length 175 [2023-11-19 07:41:10,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:41:10,007 INFO L495 AbstractCegarLoop]: Abstraction has 128 states and 173 transitions. [2023-11-19 07:41:10,007 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.625) internal successors, (69), 8 states have internal predecessors, (69), 3 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2023-11-19 07:41:10,007 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 173 transitions. [2023-11-19 07:41:10,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2023-11-19 07:41:10,011 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:41:10,011 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:41:10,036 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-11-19 07:41:10,232 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2023-11-19 07:41:10,232 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:41:10,232 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:41:10,233 INFO L85 PathProgramCache]: Analyzing trace with hash 392988102, now seen corresponding path program 1 times [2023-11-19 07:41:10,233 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:41:10,233 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2048987831] [2023-11-19 07:41:10,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:41:10,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:41:10,269 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:41:10,270 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [718468166] [2023-11-19 07:41:10,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:41:10,270 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:41:10,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:41:10,271 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:41:10,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-19 07:41:10,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:41:10,451 INFO L262 TraceCheckSpWp]: Trace formula consists of 444 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 07:41:10,455 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:41:10,533 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 403 proven. 12 refuted. 0 times theorem prover too weak. 885 trivial. 0 not checked. [2023-11-19 07:41:10,533 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 07:41:10,690 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 63 proven. 12 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2023-11-19 07:41:10,691 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:41:10,691 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2048987831] [2023-11-19 07:41:10,691 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 07:41:10,691 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [718468166] [2023-11-19 07:41:10,691 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [718468166] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 07:41:10,692 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-19 07:41:10,692 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2023-11-19 07:41:10,692 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1316352677] [2023-11-19 07:41:10,692 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-19 07:41:10,693 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-19 07:41:10,693 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:41:10,694 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-19 07:41:10,694 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-19 07:41:10,695 INFO L87 Difference]: Start difference. First operand 128 states and 173 transitions. Second operand has 8 states, 8 states have (on average 8.625) internal successors, (69), 8 states have internal predecessors, (69), 3 states have call successors, (30), 2 states have call predecessors, (30), 4 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) [2023-11-19 07:41:10,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:41:10,949 INFO L93 Difference]: Finished difference Result 235 states and 320 transitions. [2023-11-19 07:41:10,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-19 07:41:10,950 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.625) internal successors, (69), 8 states have internal predecessors, (69), 3 states have call successors, (30), 2 states have call predecessors, (30), 4 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) Word has length 176 [2023-11-19 07:41:10,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:41:10,951 INFO L225 Difference]: With dead ends: 235 [2023-11-19 07:41:10,951 INFO L226 Difference]: Without dead ends: 134 [2023-11-19 07:41:10,952 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 354 GetRequests, 344 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=79, Unknown=0, NotChecked=0, Total=132 [2023-11-19 07:41:10,953 INFO L413 NwaCegarLoop]: 94 mSDtfsCounter, 150 mSDsluCounter, 133 mSDsCounter, 0 mSdLazyCounter, 161 mSolverCounterSat, 48 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 171 SdHoareTripleChecker+Valid, 227 SdHoareTripleChecker+Invalid, 209 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 48 IncrementalHoareTripleChecker+Valid, 161 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-19 07:41:10,953 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [171 Valid, 227 Invalid, 209 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [48 Valid, 161 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-19 07:41:10,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2023-11-19 07:41:10,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 132. [2023-11-19 07:41:10,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 132 states, 90 states have (on average 1.2) internal successors, (108), 91 states have internal predecessors, (108), 33 states have call successors, (33), 8 states have call predecessors, (33), 8 states have return successors, (33), 32 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-19 07:41:10,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 174 transitions. [2023-11-19 07:41:10,974 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 174 transitions. Word has length 176 [2023-11-19 07:41:10,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:41:10,974 INFO L495 AbstractCegarLoop]: Abstraction has 132 states and 174 transitions. [2023-11-19 07:41:10,975 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.625) internal successors, (69), 8 states have internal predecessors, (69), 3 states have call successors, (30), 2 states have call predecessors, (30), 4 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) [2023-11-19 07:41:10,975 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 174 transitions. [2023-11-19 07:41:10,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2023-11-19 07:41:10,977 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:41:10,978 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:41:11,004 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-11-19 07:41:11,191 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:41:11,191 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:41:11,192 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:41:11,192 INFO L85 PathProgramCache]: Analyzing trace with hash -188839471, now seen corresponding path program 1 times [2023-11-19 07:41:11,192 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:41:11,192 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2129297289] [2023-11-19 07:41:11,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:41:11,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:41:11,237 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:41:11,238 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1499694793] [2023-11-19 07:41:11,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:41:11,238 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:41:11,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:41:11,239 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:41:11,256 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-19 07:41:11,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:41:11,457 INFO L262 TraceCheckSpWp]: Trace formula consists of 445 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 07:41:11,463 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:41:11,645 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 673 proven. 39 refuted. 0 times theorem prover too weak. 588 trivial. 0 not checked. [2023-11-19 07:41:11,646 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 07:41:11,760 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-19 07:41:11,761 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:41:11,761 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2129297289] [2023-11-19 07:41:11,761 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 07:41:11,761 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1499694793] [2023-11-19 07:41:11,762 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1499694793] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-19 07:41:11,762 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-19 07:41:11,762 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2023-11-19 07:41:11,762 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1326678143] [2023-11-19 07:41:11,763 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:41:11,763 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:41:11,764 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:41:11,765 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:41:11,766 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2023-11-19 07:41:11,766 INFO L87 Difference]: Start difference. First operand 132 states and 174 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, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-19 07:41:11,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:41:11,818 INFO L93 Difference]: Finished difference Result 238 states and 319 transitions. [2023-11-19 07:41:11,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:41:11,819 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, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 177 [2023-11-19 07:41:11,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:41:11,821 INFO L225 Difference]: With dead ends: 238 [2023-11-19 07:41:11,821 INFO L226 Difference]: Without dead ends: 133 [2023-11-19 07:41:11,822 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 352 GetRequests, 347 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2023-11-19 07:41:11,823 INFO L413 NwaCegarLoop]: 128 mSDtfsCounter, 0 mSDsluCounter, 113 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 241 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 07:41:11,824 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 241 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:41:11,825 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states. [2023-11-19 07:41:11,847 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 133. [2023-11-19 07:41:11,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 133 states, 91 states have (on average 1.1978021978021978) internal successors, (109), 92 states have internal predecessors, (109), 33 states have call successors, (33), 8 states have call predecessors, (33), 8 states have return successors, (33), 32 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-19 07:41:11,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 175 transitions. [2023-11-19 07:41:11,850 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 175 transitions. Word has length 177 [2023-11-19 07:41:11,850 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:41:11,850 INFO L495 AbstractCegarLoop]: Abstraction has 133 states and 175 transitions. [2023-11-19 07:41:11,851 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, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-19 07:41:11,851 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 175 transitions. [2023-11-19 07:41:11,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2023-11-19 07:41:11,854 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:41:11,854 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:41:11,881 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-11-19 07:41:12,067 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:41:12,068 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:41:12,068 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:41:12,068 INFO L85 PathProgramCache]: Analyzing trace with hash -634282062, now seen corresponding path program 1 times [2023-11-19 07:41:12,068 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:41:12,068 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1162903669] [2023-11-19 07:41:12,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:41:12,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:41:12,107 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:41:12,107 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1577204061] [2023-11-19 07:41:12,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:41:12,107 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:41:12,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:41:12,109 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:41:12,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-11-19 07:41:12,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:41:12,358 INFO L262 TraceCheckSpWp]: Trace formula consists of 446 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 07:41:12,364 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:41:12,960 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-19 07:41:12,960 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:41:12,961 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:41:12,961 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1162903669] [2023-11-19 07:41:12,961 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 07:41:12,961 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1577204061] [2023-11-19 07:41:12,961 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1577204061] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:41:12,961 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:41:12,962 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 07:41:12,964 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1250823910] [2023-11-19 07:41:12,964 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:41:12,966 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 07:41:12,966 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:41:12,966 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 07:41:12,967 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 07:41:12,967 INFO L87 Difference]: Start difference. First operand 133 states and 175 transitions. Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-19 07:41:13,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:41:13,137 INFO L93 Difference]: Finished difference Result 341 states and 457 transitions. [2023-11-19 07:41:13,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-19 07:41:13,138 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 178 [2023-11-19 07:41:13,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:41:13,141 INFO L225 Difference]: With dead ends: 341 [2023-11-19 07:41:13,141 INFO L226 Difference]: Without dead ends: 235 [2023-11-19 07:41:13,142 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 178 GetRequests, 175 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 07:41:13,144 INFO L413 NwaCegarLoop]: 131 mSDtfsCounter, 105 mSDsluCounter, 237 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 105 SdHoareTripleChecker+Valid, 368 SdHoareTripleChecker+Invalid, 79 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-19 07:41:13,145 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [105 Valid, 368 Invalid, 79 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-19 07:41:13,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 235 states. [2023-11-19 07:41:13,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 235 to 202. [2023-11-19 07:41:13,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 202 states, 137 states have (on average 1.1897810218978102) internal successors, (163), 137 states have internal predecessors, (163), 52 states have call successors, (52), 12 states have call predecessors, (52), 12 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2023-11-19 07:41:13,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 267 transitions. [2023-11-19 07:41:13,177 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 267 transitions. Word has length 178 [2023-11-19 07:41:13,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:41:13,177 INFO L495 AbstractCegarLoop]: Abstraction has 202 states and 267 transitions. [2023-11-19 07:41:13,178 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-19 07:41:13,178 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 267 transitions. [2023-11-19 07:41:13,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2023-11-19 07:41:13,181 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:41:13,181 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:41:13,197 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2023-11-19 07:41:13,397 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:41:13,397 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:41:13,397 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:41:13,397 INFO L85 PathProgramCache]: Analyzing trace with hash 901987056, now seen corresponding path program 1 times [2023-11-19 07:41:13,397 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:41:13,398 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [531773504] [2023-11-19 07:41:13,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:41:13,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:41:13,428 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:41:13,429 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1630907892] [2023-11-19 07:41:13,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:41:13,429 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:41:13,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:41:13,430 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:41:13,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-11-19 07:41:13,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:41:13,626 INFO L262 TraceCheckSpWp]: Trace formula consists of 446 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 07:41:13,631 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:41:13,832 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 276 proven. 0 refuted. 0 times theorem prover too weak. 1024 trivial. 0 not checked. [2023-11-19 07:41:13,832 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:41:13,833 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:41:13,833 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [531773504] [2023-11-19 07:41:13,833 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 07:41:13,833 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1630907892] [2023-11-19 07:41:13,833 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1630907892] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:41:13,833 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:41:13,834 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 07:41:13,835 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [187171545] [2023-11-19 07:41:13,835 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:41:13,836 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 07:41:13,836 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:41:13,837 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 07:41:13,837 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 07:41:13,837 INFO L87 Difference]: Start difference. First operand 202 states and 267 transitions. Second operand has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-19 07:41:13,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:41:13,992 INFO L93 Difference]: Finished difference Result 410 states and 550 transitions. [2023-11-19 07:41:13,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-19 07:41:13,993 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 178 [2023-11-19 07:41:13,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:41:13,998 INFO L225 Difference]: With dead ends: 410 [2023-11-19 07:41:13,998 INFO L226 Difference]: Without dead ends: 304 [2023-11-19 07:41:13,999 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 179 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 07:41:14,000 INFO L413 NwaCegarLoop]: 120 mSDtfsCounter, 157 mSDsluCounter, 112 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 64 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 157 SdHoareTripleChecker+Valid, 232 SdHoareTripleChecker+Invalid, 84 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-19 07:41:14,001 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [157 Valid, 232 Invalid, 84 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-19 07:41:14,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 304 states. [2023-11-19 07:41:14,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 304 to 202. [2023-11-19 07:41:14,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 202 states, 137 states have (on average 1.1897810218978102) internal successors, (163), 137 states have internal predecessors, (163), 52 states have call successors, (52), 12 states have call predecessors, (52), 12 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2023-11-19 07:41:14,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 267 transitions. [2023-11-19 07:41:14,043 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 267 transitions. Word has length 178 [2023-11-19 07:41:14,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:41:14,044 INFO L495 AbstractCegarLoop]: Abstraction has 202 states and 267 transitions. [2023-11-19 07:41:14,044 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-19 07:41:14,044 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 267 transitions. [2023-11-19 07:41:14,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2023-11-19 07:41:14,047 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:41:14,047 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:41:14,069 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2023-11-19 07:41:14,260 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:41:14,260 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:41:14,260 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:41:14,261 INFO L85 PathProgramCache]: Analyzing trace with hash -1074982520, now seen corresponding path program 1 times [2023-11-19 07:41:14,261 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:41:14,261 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1276461760] [2023-11-19 07:41:14,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:41:14,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:41:14,300 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:41:14,300 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [679423501] [2023-11-19 07:41:14,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:41:14,301 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:41:14,301 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:41:14,302 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:41:14,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2023-11-19 07:41:14,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:41:14,487 INFO L262 TraceCheckSpWp]: Trace formula consists of 448 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 07:41:14,491 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:41:15,043 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-19 07:41:15,044 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:41:15,045 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:41:15,045 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1276461760] [2023-11-19 07:41:15,045 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 07:41:15,045 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [679423501] [2023-11-19 07:41:15,045 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [679423501] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:41:15,045 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:41:15,046 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 07:41:15,046 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2070461563] [2023-11-19 07:41:15,046 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:41:15,046 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-19 07:41:15,047 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:41:15,047 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-19 07:41:15,047 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 07:41:15,048 INFO L87 Difference]: Start difference. First operand 202 states and 267 transitions. Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-19 07:41:15,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:41:15,122 INFO L93 Difference]: Finished difference Result 347 states and 463 transitions. [2023-11-19 07:41:15,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-19 07:41:15,123 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 179 [2023-11-19 07:41:15,124 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:41:15,125 INFO L225 Difference]: With dead ends: 347 [2023-11-19 07:41:15,126 INFO L226 Difference]: Without dead ends: 224 [2023-11-19 07:41:15,126 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 178 GetRequests, 175 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 07:41:15,127 INFO L413 NwaCegarLoop]: 123 mSDtfsCounter, 41 mSDsluCounter, 352 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 41 SdHoareTripleChecker+Valid, 475 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 07:41:15,127 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [41 Valid, 475 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:41:15,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224 states. [2023-11-19 07:41:15,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224 to 203. [2023-11-19 07:41:15,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 203 states, 138 states have (on average 1.173913043478261) internal successors, (162), 138 states have internal predecessors, (162), 52 states have call successors, (52), 12 states have call predecessors, (52), 12 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2023-11-19 07:41:15,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 203 states and 266 transitions. [2023-11-19 07:41:15,165 INFO L78 Accepts]: Start accepts. Automaton has 203 states and 266 transitions. Word has length 179 [2023-11-19 07:41:15,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:41:15,167 INFO L495 AbstractCegarLoop]: Abstraction has 203 states and 266 transitions. [2023-11-19 07:41:15,167 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-19 07:41:15,167 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 266 transitions. [2023-11-19 07:41:15,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2023-11-19 07:41:15,170 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:41:15,170 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:41:15,197 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2023-11-19 07:41:15,392 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2023-11-19 07:41:15,392 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:41:15,393 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:41:15,393 INFO L85 PathProgramCache]: Analyzing trace with hash -1286898785, now seen corresponding path program 1 times [2023-11-19 07:41:15,393 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:41:15,393 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [305746512] [2023-11-19 07:41:15,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:41:15,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:41:15,425 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:41:15,425 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [395137319] [2023-11-19 07:41:15,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:41:15,426 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:41:15,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:41:15,427 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:41:15,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2023-11-19 07:41:15,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:41:15,631 INFO L262 TraceCheckSpWp]: Trace formula consists of 446 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 07:41:15,647 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:41:15,879 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-19 07:41:15,880 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:41:15,880 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:41:15,880 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [305746512] [2023-11-19 07:41:15,880 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 07:41:15,880 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [395137319] [2023-11-19 07:41:15,881 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [395137319] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:41:15,881 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:41:15,881 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 07:41:15,881 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [303001243] [2023-11-19 07:41:15,881 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:41:15,882 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 07:41:15,882 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:41:15,883 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 07:41:15,883 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 07:41:15,883 INFO L87 Difference]: Start difference. First operand 203 states and 266 transitions. Second operand has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-19 07:41:16,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:41:16,096 INFO L93 Difference]: Finished difference Result 411 states and 548 transitions. [2023-11-19 07:41:16,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-19 07:41:16,096 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 179 [2023-11-19 07:41:16,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:41:16,099 INFO L225 Difference]: With dead ends: 411 [2023-11-19 07:41:16,100 INFO L226 Difference]: Without dead ends: 305 [2023-11-19 07:41:16,100 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 180 GetRequests, 177 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 07:41:16,101 INFO L413 NwaCegarLoop]: 118 mSDtfsCounter, 144 mSDsluCounter, 112 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 58 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 144 SdHoareTripleChecker+Valid, 230 SdHoareTripleChecker+Invalid, 78 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 58 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-19 07:41:16,102 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [144 Valid, 230 Invalid, 78 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [58 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-19 07:41:16,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states. [2023-11-19 07:41:16,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 199. [2023-11-19 07:41:16,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 199 states, 134 states have (on average 1.164179104477612) internal successors, (156), 134 states have internal predecessors, (156), 52 states have call successors, (52), 12 states have call predecessors, (52), 12 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2023-11-19 07:41:16,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 199 states and 260 transitions. [2023-11-19 07:41:16,151 INFO L78 Accepts]: Start accepts. Automaton has 199 states and 260 transitions. Word has length 179 [2023-11-19 07:41:16,151 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:41:16,151 INFO L495 AbstractCegarLoop]: Abstraction has 199 states and 260 transitions. [2023-11-19 07:41:16,152 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-19 07:41:16,152 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 260 transitions. [2023-11-19 07:41:16,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2023-11-19 07:41:16,155 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:41:16,155 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:41:16,184 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2023-11-19 07:41:16,368 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2023-11-19 07:41:16,368 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:41:16,368 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:41:16,369 INFO L85 PathProgramCache]: Analyzing trace with hash 375839159, now seen corresponding path program 1 times [2023-11-19 07:41:16,369 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:41:16,369 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [140429323] [2023-11-19 07:41:16,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:41:16,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:41:16,410 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:41:16,411 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [112053103] [2023-11-19 07:41:16,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:41:16,411 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:41:16,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:41:16,412 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:41:16,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2023-11-19 07:41:16,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:41:16,659 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:41:16,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:41:16,894 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:41:16,895 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 07:41:16,900 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 07:41:16,912 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2023-11-19 07:41:17,112 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2023-11-19 07:41:17,115 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:41:17,119 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 07:41:17,279 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated [2023-11-19 07:41:17,281 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite6 could not be translated [2023-11-19 07:41:17,281 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated [2023-11-19 07:41:17,332 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 07:41:17 BoogieIcfgContainer [2023-11-19 07:41:17,333 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 07:41:17,333 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 07:41:17,333 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 07:41:17,334 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 07:41:17,334 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:41:03" (3/4) ... [2023-11-19 07:41:17,337 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 07:41:17,338 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 07:41:17,339 INFO L158 Benchmark]: Toolchain (without parser) took 15070.76ms. Allocated memory was 146.8MB in the beginning and 255.9MB in the end (delta: 109.1MB). Free memory was 114.9MB in the beginning and 124.7MB in the end (delta: -9.8MB). Peak memory consumption was 98.7MB. Max. memory is 16.1GB. [2023-11-19 07:41:17,339 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 115.3MB. Free memory is still 88.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:41:17,339 INFO L158 Benchmark]: CACSL2BoogieTranslator took 364.78ms. Allocated memory is still 146.8MB. Free memory was 114.3MB in the beginning and 99.6MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 07:41:17,340 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.54ms. Allocated memory is still 146.8MB. Free memory was 99.6MB in the beginning and 96.0MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 07:41:17,340 INFO L158 Benchmark]: Boogie Preprocessor took 45.17ms. Allocated memory is still 146.8MB. Free memory was 96.0MB in the beginning and 93.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 07:41:17,341 INFO L158 Benchmark]: RCFGBuilder took 841.79ms. Allocated memory is still 146.8MB. Free memory was 93.9MB in the beginning and 93.1MB in the end (delta: 859.7kB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 07:41:17,341 INFO L158 Benchmark]: TraceAbstraction took 13724.70ms. Allocated memory was 146.8MB in the beginning and 255.9MB in the end (delta: 109.1MB). Free memory was 91.7MB in the beginning and 124.7MB in the end (delta: -33.0MB). Peak memory consumption was 77.7MB. Max. memory is 16.1GB. [2023-11-19 07:41:17,341 INFO L158 Benchmark]: Witness Printer took 4.81ms. Allocated memory is still 255.9MB. Free memory is still 124.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:41:17,343 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 115.3MB. Free memory is still 88.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 364.78ms. Allocated memory is still 146.8MB. Free memory was 114.3MB in the beginning and 99.6MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.54ms. Allocated memory is still 146.8MB. Free memory was 99.6MB in the beginning and 96.0MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.17ms. Allocated memory is still 146.8MB. Free memory was 96.0MB in the beginning and 93.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 841.79ms. Allocated memory is still 146.8MB. Free memory was 93.9MB in the beginning and 93.1MB in the end (delta: 859.7kB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * TraceAbstraction took 13724.70ms. Allocated memory was 146.8MB in the beginning and 255.9MB in the end (delta: 109.1MB). Free memory was 91.7MB in the beginning and 124.7MB in the end (delta: -33.0MB). Peak memory consumption was 77.7MB. Max. memory is 16.1GB. * Witness Printer took 4.81ms. Allocated memory is still 255.9MB. Free memory is still 124.7MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite6 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 151, overapproximation of someBinaryDOUBLEComparisonOperation at line 198. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = 16; [L23] signed char var_1_10 = 2; [L24] signed char var_1_11 = 1; [L25] float var_1_14 = 64.3; [L26] signed char var_1_16 = 32; [L27] unsigned char var_1_17 = 1; [L28] unsigned char var_1_18 = 0; [L29] unsigned char var_1_19 = 0; [L30] double var_1_20 = 9.25; [L31] double var_1_21 = 255.05; [L32] double var_1_22 = 25.5; [L33] unsigned char var_1_23 = 2; [L34] unsigned char var_1_25 = 1; [L35] unsigned short int var_1_26 = 5; [L36] unsigned char var_1_27 = 128; [L37] unsigned char var_1_28 = 1; [L38] signed long int var_1_29 = 128; [L39] unsigned long int var_1_31 = 1; [L40] unsigned long int var_1_32 = 64; [L41] unsigned long int var_1_37 = 3773873024; [L42] unsigned long int var_1_38 = 2296504360; [L43] unsigned long int var_1_39 = 16; [L44] unsigned long int var_1_40 = 2753961414; [L45] unsigned char var_1_41 = 8; [L46] signed short int var_1_43 = -50; [L47] signed char var_1_44 = -1; [L48] double var_1_47 = 255.2; [L49] double var_1_50 = 50.4; [L50] double var_1_51 = 49.25; [L51] double var_1_52 = 1000000.4; [L52] double var_1_53 = 256.2; [L53] signed char var_1_54 = -8; [L54] unsigned char last_1_var_1_17 = 1; [L55] double last_1_var_1_20 = 9.25; [L56] unsigned char last_1_var_1_23 = 2; [L57] unsigned short int last_1_var_1_26 = 5; [L58] signed long int last_1_var_1_29 = 128; VAL [isInitial=0, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=643/10, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L202] isInitial = 1 [L203] FCALL initially() [L204] COND TRUE 1 [L205] CALL updateLastVariables() [L191] last_1_var_1_17 = var_1_17 [L192] last_1_var_1_20 = var_1_20 [L193] last_1_var_1_23 = var_1_23 [L194] last_1_var_1_26 = var_1_26 [L195] last_1_var_1_29 = var_1_29 VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=643/10, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L205] RET updateLastVariables() [L206] CALL updateVariables() [L147] var_1_11 = __VERIFIER_nondet_char() [L148] CALL assume_abort_if_not(var_1_11 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=643/10, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=643/10, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L148] RET assume_abort_if_not(var_1_11 >= -63) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=643/10, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L149] CALL assume_abort_if_not(var_1_11 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=643/10, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=643/10, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L149] RET assume_abort_if_not(var_1_11 <= 63) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=643/10, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L150] var_1_14 = __VERIFIER_nondet_float() [L151] CALL assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L151] RET assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L152] var_1_16 = __VERIFIER_nondet_char() [L153] CALL assume_abort_if_not(var_1_16 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L153] RET assume_abort_if_not(var_1_16 >= -63) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L154] CALL assume_abort_if_not(var_1_16 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L154] RET assume_abort_if_not(var_1_16 <= 63) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L155] var_1_18 = __VERIFIER_nondet_uchar() [L156] CALL assume_abort_if_not(var_1_18 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L156] RET assume_abort_if_not(var_1_18 >= 1) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L157] CALL assume_abort_if_not(var_1_18 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L157] RET assume_abort_if_not(var_1_18 <= 1) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L158] var_1_19 = __VERIFIER_nondet_uchar() [L159] CALL assume_abort_if_not(var_1_19 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L159] RET assume_abort_if_not(var_1_19 >= 1) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L160] CALL assume_abort_if_not(var_1_19 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L160] RET assume_abort_if_not(var_1_19 <= 1) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L161] var_1_21 = __VERIFIER_nondet_double() [L162] CALL assume_abort_if_not((var_1_21 >= -922337.2036854765600e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L162] RET assume_abort_if_not((var_1_21 >= -922337.2036854765600e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L163] var_1_22 = __VERIFIER_nondet_double() [L164] CALL assume_abort_if_not((var_1_22 >= -922337.2036854765600e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L164] RET assume_abort_if_not((var_1_22 >= -922337.2036854765600e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L165] var_1_25 = __VERIFIER_nondet_uchar() [L166] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=127, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=127, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L166] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=127, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L167] CALL assume_abort_if_not(var_1_25 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=127, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=127, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L167] RET assume_abort_if_not(var_1_25 <= 254) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=127, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L168] var_1_27 = __VERIFIER_nondet_uchar() [L169] CALL assume_abort_if_not(var_1_27 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=127, var_1_26=5, var_1_27=127, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=127, var_1_26=5, var_1_27=127, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L169] RET assume_abort_if_not(var_1_27 >= 127) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=127, var_1_26=5, var_1_27=127, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L170] CALL assume_abort_if_not(var_1_27 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=127, var_1_26=5, var_1_27=127, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=127, var_1_26=5, var_1_27=127, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L170] RET assume_abort_if_not(var_1_27 <= 255) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=127, var_1_26=5, var_1_27=127, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L171] var_1_28 = __VERIFIER_nondet_uchar() [L172] CALL assume_abort_if_not(var_1_28 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=127, var_1_26=5, var_1_27=127, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=127, var_1_26=5, var_1_27=127, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L172] RET assume_abort_if_not(var_1_28 >= 0) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=127, var_1_26=5, var_1_27=127, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L173] CALL assume_abort_if_not(var_1_28 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=127, var_1_26=5, var_1_27=127, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=127, var_1_26=5, var_1_27=127, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L173] RET assume_abort_if_not(var_1_28 <= 127) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=127, var_1_26=5, var_1_27=127, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L174] var_1_37 = __VERIFIER_nondet_ulong() [L175] CALL assume_abort_if_not(var_1_37 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=127, var_1_26=5, var_1_27=127, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=4294967293, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=127, var_1_26=5, var_1_27=127, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=4294967293, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L175] RET assume_abort_if_not(var_1_37 >= 2147483647) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=127, var_1_26=5, var_1_27=127, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=4294967293, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L176] CALL assume_abort_if_not(var_1_37 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=127, var_1_26=5, var_1_27=127, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=4294967293, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=127, var_1_26=5, var_1_27=127, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=4294967293, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L176] RET assume_abort_if_not(var_1_37 <= 4294967294) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=127, var_1_26=5, var_1_27=127, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=4294967293, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L177] var_1_38 = __VERIFIER_nondet_ulong() [L178] CALL assume_abort_if_not(var_1_38 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=127, var_1_26=5, var_1_27=127, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=4294967293, var_1_38=4294967293, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=127, var_1_26=5, var_1_27=127, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=4294967293, var_1_38=4294967293, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L178] RET assume_abort_if_not(var_1_38 >= 2147483647) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=127, var_1_26=5, var_1_27=127, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=4294967293, var_1_38=4294967293, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L179] CALL assume_abort_if_not(var_1_38 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=127, var_1_26=5, var_1_27=127, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=4294967293, var_1_38=4294967293, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=127, var_1_26=5, var_1_27=127, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=4294967293, var_1_38=4294967293, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L179] RET assume_abort_if_not(var_1_38 <= 4294967294) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=127, var_1_26=5, var_1_27=127, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=4294967293, var_1_38=4294967293, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L180] var_1_40 = __VERIFIER_nondet_ulong() [L181] CALL assume_abort_if_not(var_1_40 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=127, var_1_26=5, var_1_27=127, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=4294967293, var_1_38=4294967293, var_1_39=16, var_1_40=4294967293, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=127, var_1_26=5, var_1_27=127, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=4294967293, var_1_38=4294967293, var_1_39=16, var_1_40=4294967293, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L181] RET assume_abort_if_not(var_1_40 >= 2147483647) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=127, var_1_26=5, var_1_27=127, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=4294967293, var_1_38=4294967293, var_1_39=16, var_1_40=4294967293, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L182] CALL assume_abort_if_not(var_1_40 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=127, var_1_26=5, var_1_27=127, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=4294967293, var_1_38=4294967293, var_1_39=16, var_1_40=4294967293, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=127, var_1_26=5, var_1_27=127, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=4294967293, var_1_38=4294967293, var_1_39=16, var_1_40=4294967293, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L182] RET assume_abort_if_not(var_1_40 <= 4294967294) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=127, var_1_26=5, var_1_27=127, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=4294967293, var_1_38=4294967293, var_1_39=16, var_1_40=4294967293, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L183] var_1_50 = __VERIFIER_nondet_double() [L184] CALL assume_abort_if_not((var_1_50 >= 0.0F && var_1_50 <= -1.0e-20F) || (var_1_50 <= 9223372.036854765600e+12F && var_1_50 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=127, var_1_26=5, var_1_27=127, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=4294967293, var_1_38=4294967293, var_1_39=16, var_1_40=4294967293, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=127, var_1_26=5, var_1_27=127, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=4294967293, var_1_38=4294967293, var_1_39=16, var_1_40=4294967293, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L184] RET assume_abort_if_not((var_1_50 >= 0.0F && var_1_50 <= -1.0e-20F) || (var_1_50 <= 9223372.036854765600e+12F && var_1_50 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=127, var_1_26=5, var_1_27=127, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=4294967293, var_1_38=4294967293, var_1_39=16, var_1_40=4294967293, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L185] var_1_51 = __VERIFIER_nondet_double() [L186] CALL assume_abort_if_not((var_1_51 >= 0.0F && var_1_51 <= -1.0e-20F) || (var_1_51 <= 9223372.036854765600e+12F && var_1_51 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=127, var_1_26=5, var_1_27=127, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=4294967293, var_1_38=4294967293, var_1_39=16, var_1_40=4294967293, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=5, var_1_51=6, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=127, var_1_26=5, var_1_27=127, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=4294967293, var_1_38=4294967293, var_1_39=16, var_1_40=4294967293, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=5, var_1_51=6, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L186] RET assume_abort_if_not((var_1_51 >= 0.0F && var_1_51 <= -1.0e-20F) || (var_1_51 <= 9223372.036854765600e+12F && var_1_51 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=127, var_1_26=5, var_1_27=127, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=4294967293, var_1_38=4294967293, var_1_39=16, var_1_40=4294967293, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=5, var_1_51=6, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L187] var_1_52 = __VERIFIER_nondet_double() [L188] CALL assume_abort_if_not((var_1_52 >= 0.0F && var_1_52 <= -1.0e-20F) || (var_1_52 <= 9223372.036854765600e+12F && var_1_52 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=127, var_1_26=5, var_1_27=127, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=4294967293, var_1_38=4294967293, var_1_39=16, var_1_40=4294967293, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=5, var_1_51=6, var_1_52=7, var_1_53=1281/5, var_1_54=-8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=127, var_1_26=5, var_1_27=127, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=4294967293, var_1_38=4294967293, var_1_39=16, var_1_40=4294967293, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=5, var_1_51=6, var_1_52=7, var_1_53=1281/5, var_1_54=-8] [L188] RET assume_abort_if_not((var_1_52 >= 0.0F && var_1_52 <= -1.0e-20F) || (var_1_52 <= 9223372.036854765600e+12F && var_1_52 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=127, var_1_26=5, var_1_27=127, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=4294967293, var_1_38=4294967293, var_1_39=16, var_1_40=4294967293, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=5, var_1_51=6, var_1_52=7, var_1_53=1281/5, var_1_54=-8] [L206] RET updateVariables() [L207] CALL step() [L62] COND TRUE var_1_18 && var_1_19 VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=127, var_1_26=5, var_1_27=127, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=4294967293, var_1_38=4294967293, var_1_39=16, var_1_40=4294967293, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=5, var_1_51=6, var_1_52=7, var_1_53=1281/5, var_1_54=-8] [L63] COND TRUE var_1_26 <= var_1_29 [L64] var_1_32 = (((((var_1_37) < (((((var_1_38) < 0 ) ? -(var_1_38) : (var_1_38))))) ? (var_1_37) : (((((var_1_38) < 0 ) ? -(var_1_38) : (var_1_38)))))) - var_1_26) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=127, var_1_26=5, var_1_27=127, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=4294967288, var_1_37=4294967293, var_1_38=4294967293, var_1_39=16, var_1_40=4294967293, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=5, var_1_51=6, var_1_52=7, var_1_53=1281/5, var_1_54=-8] [L67] COND TRUE (- var_1_38) <= (- var_1_37) [L68] var_1_39 = (2368197193u - var_1_23) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=127, var_1_26=5, var_1_27=127, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=4294967288, var_1_37=4294967293, var_1_38=4294967293, var_1_39=2368197191, var_1_40=4294967293, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=5, var_1_51=6, var_1_52=7, var_1_53=1281/5, var_1_54=-8] [L76] var_1_41 = var_1_25 VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=127, var_1_26=5, var_1_27=127, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=4294967288, var_1_37=4294967293, var_1_38=4294967293, var_1_39=2368197191, var_1_40=4294967293, var_1_41=127, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=5, var_1_51=6, var_1_52=7, var_1_53=1281/5, var_1_54=-8] [L77] COND FALSE !(var_1_37 <= ((((var_1_26) > (var_1_25)) ? (var_1_26) : (var_1_25)))) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=127, var_1_26=5, var_1_27=127, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=4294967288, var_1_37=4294967293, var_1_38=4294967293, var_1_39=2368197191, var_1_40=4294967293, var_1_41=127, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=5, var_1_51=6, var_1_52=7, var_1_53=1281/5, var_1_54=-8] [L80] EXPR var_1_37 ^ var_1_40 VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=127, var_1_26=5, var_1_27=127, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=4294967288, var_1_37=4294967293, var_1_38=4294967293, var_1_39=2368197191, var_1_40=4294967293, var_1_41=127, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=5, var_1_51=6, var_1_52=7, var_1_53=1281/5, var_1_54=-8] [L80] EXPR ((-8) > ((var_1_37 ^ var_1_40))) ? (-8) : ((var_1_37 ^ var_1_40)) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=127, var_1_26=5, var_1_27=127, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=4294967288, var_1_37=4294967293, var_1_38=4294967293, var_1_39=2368197191, var_1_40=4294967293, var_1_41=127, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=5, var_1_51=6, var_1_52=7, var_1_53=1281/5, var_1_54=-8] [L80] COND TRUE var_1_25 <= ((((-8) > ((var_1_37 ^ var_1_40))) ? (-8) : ((var_1_37 ^ var_1_40)))) [L81] COND TRUE \read(var_1_17) [L82] var_1_44 = ((((var_1_11) > (var_1_11)) ? (var_1_11) : (var_1_11))) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=127, var_1_26=5, var_1_27=127, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=4294967288, var_1_37=4294967293, var_1_38=4294967293, var_1_39=2368197191, var_1_40=4294967293, var_1_41=127, var_1_43=-50, var_1_44=1, var_1_47=1276/5, var_1_50=5, var_1_51=6, var_1_52=7, var_1_53=1281/5, var_1_54=-8] [L87] COND TRUE var_1_17 || var_1_19 VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=127, var_1_26=5, var_1_27=127, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=4294967288, var_1_37=4294967293, var_1_38=4294967293, var_1_39=2368197191, var_1_40=4294967293, var_1_41=127, var_1_43=-50, var_1_44=1, var_1_47=1276/5, var_1_50=5, var_1_51=6, var_1_52=7, var_1_53=1281/5, var_1_54=-8] [L88] COND TRUE var_1_11 >= var_1_11 [L89] var_1_47 = var_1_21 VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=127, var_1_26=5, var_1_27=127, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=4294967288, var_1_37=4294967293, var_1_38=4294967293, var_1_39=2368197191, var_1_40=4294967293, var_1_41=127, var_1_43=-50, var_1_44=1, var_1_47=3, var_1_50=5, var_1_51=6, var_1_52=7, var_1_53=1281/5, var_1_54=-8] [L102] var_1_53 = 5.5 [L103] var_1_54 = var_1_16 VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=127, var_1_26=5, var_1_27=127, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=4294967288, var_1_37=4294967293, var_1_38=4294967293, var_1_39=2368197191, var_1_40=4294967293, var_1_41=127, var_1_43=-50, var_1_44=1, var_1_47=3, var_1_50=5, var_1_51=6, var_1_52=7, var_1_53=11/2, var_1_54=1] [L104] COND FALSE !((last_1_var_1_29 * last_1_var_1_23) <= last_1_var_1_29) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=127, var_1_26=5, var_1_27=127, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=4294967288, var_1_37=4294967293, var_1_38=4294967293, var_1_39=2368197191, var_1_40=4294967293, var_1_41=127, var_1_43=-50, var_1_44=1, var_1_47=3, var_1_50=5, var_1_51=6, var_1_52=7, var_1_53=11/2, var_1_54=1] [L107] COND TRUE last_1_var_1_17 || last_1_var_1_17 VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=127, var_1_26=5, var_1_27=127, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=4294967288, var_1_37=4294967293, var_1_38=4294967293, var_1_39=2368197191, var_1_40=4294967293, var_1_41=127, var_1_43=-50, var_1_44=1, var_1_47=3, var_1_50=5, var_1_51=6, var_1_52=7, var_1_53=11/2, var_1_54=1] [L108] COND TRUE (((((last_1_var_1_20) < 0 ) ? -(last_1_var_1_20) : (last_1_var_1_20))) - var_1_14) == (last_1_var_1_20 + last_1_var_1_20) [L109] var_1_10 = (var_1_11 + var_1_16) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=127, var_1_26=5, var_1_27=127, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=4294967288, var_1_37=4294967293, var_1_38=4294967293, var_1_39=2368197191, var_1_40=4294967293, var_1_41=127, var_1_43=-50, var_1_44=1, var_1_47=3, var_1_50=5, var_1_51=6, var_1_52=7, var_1_53=11/2, var_1_54=1] [L117] COND TRUE (last_1_var_1_29 + last_1_var_1_29) > last_1_var_1_26 [L118] var_1_23 = var_1_25 VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=127, var_1_25=127, var_1_26=5, var_1_27=127, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=4294967288, var_1_37=4294967293, var_1_38=4294967293, var_1_39=2368197191, var_1_40=4294967293, var_1_41=127, var_1_43=-50, var_1_44=1, var_1_47=3, var_1_50=5, var_1_51=6, var_1_52=7, var_1_53=11/2, var_1_54=1] [L120] var_1_17 = (var_1_18 && var_1_19) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=127, var_1_25=127, var_1_26=5, var_1_27=127, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=4294967288, var_1_37=4294967293, var_1_38=4294967293, var_1_39=2368197191, var_1_40=4294967293, var_1_41=127, var_1_43=-50, var_1_44=1, var_1_47=3, var_1_50=5, var_1_51=6, var_1_52=7, var_1_53=11/2, var_1_54=1] [L121] COND FALSE !(! var_1_18) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=127, var_1_25=127, var_1_26=5, var_1_27=127, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=4294967288, var_1_37=4294967293, var_1_38=4294967293, var_1_39=2368197191, var_1_40=4294967293, var_1_41=127, var_1_43=-50, var_1_44=1, var_1_47=3, var_1_50=5, var_1_51=6, var_1_52=7, var_1_53=11/2, var_1_54=1] [L124] COND TRUE 256 >= var_1_10 VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=127, var_1_25=127, var_1_26=5, var_1_27=127, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=4294967288, var_1_37=4294967293, var_1_38=4294967293, var_1_39=2368197191, var_1_40=4294967293, var_1_41=127, var_1_43=-50, var_1_44=1, var_1_47=3, var_1_50=5, var_1_51=6, var_1_52=7, var_1_53=11/2, var_1_54=1] [L125] COND TRUE var_1_17 && (var_1_25 >= (var_1_27 - var_1_28)) [L126] var_1_26 = 16 VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=127, var_1_25=127, var_1_26=16, var_1_27=127, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=4294967288, var_1_37=4294967293, var_1_38=4294967293, var_1_39=2368197191, var_1_40=4294967293, var_1_41=127, var_1_43=-50, var_1_44=1, var_1_47=3, var_1_50=5, var_1_51=6, var_1_52=7, var_1_53=11/2, var_1_54=1] [L133] signed long int stepLocal_0 = var_1_23 * var_1_26; VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, stepLocal_0=2032, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=127, var_1_25=127, var_1_26=16, var_1_27=127, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=4294967288, var_1_37=4294967293, var_1_38=4294967293, var_1_39=2368197191, var_1_40=4294967293, var_1_41=127, var_1_43=-50, var_1_44=1, var_1_47=3, var_1_50=5, var_1_51=6, var_1_52=7, var_1_53=11/2, var_1_54=1] [L134] COND FALSE !(((((var_1_20) < (63.5)) ? (var_1_20) : (63.5))) > (2.4 * var_1_20)) [L141] var_1_1 = -50 VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, stepLocal_0=2032, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=-50, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=127, var_1_25=127, var_1_26=16, var_1_27=127, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=4294967288, var_1_37=4294967293, var_1_38=4294967293, var_1_39=2368197191, var_1_40=4294967293, var_1_41=127, var_1_43=-50, var_1_44=1, var_1_47=3, var_1_50=5, var_1_51=6, var_1_52=7, var_1_53=11/2, var_1_54=1] [L143] var_1_31 = var_1_26 [L144] var_1_29 = var_1_1 VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, stepLocal_0=2032, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=-50, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=127, var_1_25=127, var_1_26=16, var_1_27=127, var_1_28=0, var_1_29=-50, var_1_31=16, var_1_32=4294967288, var_1_37=4294967293, var_1_38=4294967293, var_1_39=2368197191, var_1_40=4294967293, var_1_41=127, var_1_43=-50, var_1_44=1, var_1_47=3, var_1_50=5, var_1_51=6, var_1_52=7, var_1_53=11/2, var_1_54=1] [L207] RET step() [L208] CALL, EXPR property() [L198-L199] return ((((((((((((var_1_20) < (63.5)) ? (var_1_20) : (63.5))) > (2.4 * var_1_20)) ? (((var_1_23 * var_1_26) <= (~ var_1_26)) ? (var_1_1 == ((signed short int) (((((var_1_10) < (var_1_10)) ? (var_1_10) : (var_1_10))) + var_1_23))) : (var_1_1 == ((signed short int) var_1_10))) : (var_1_1 == ((signed short int) -50))) && (((last_1_var_1_29 * last_1_var_1_23) <= last_1_var_1_29) ? (var_1_10 == ((signed char) (var_1_11 + 10))) : ((last_1_var_1_17 || last_1_var_1_17) ? (((((((last_1_var_1_20) < 0 ) ? -(last_1_var_1_20) : (last_1_var_1_20))) - var_1_14) == (last_1_var_1_20 + last_1_var_1_20)) ? (var_1_10 == ((signed char) (var_1_11 + var_1_16))) : (var_1_10 == ((signed char) var_1_11))) : (var_1_10 == ((signed char) var_1_16))))) && (var_1_17 == ((unsigned char) (var_1_18 && var_1_19)))) && ((! var_1_18) ? (var_1_20 == ((double) ((((var_1_21) > (var_1_22)) ? (var_1_21) : (var_1_22))))) : 1)) && (((last_1_var_1_29 + last_1_var_1_29) > last_1_var_1_26) ? (var_1_23 == ((unsigned char) var_1_25)) : 1)) && ((256 >= var_1_10) ? ((var_1_17 && (var_1_25 >= (var_1_27 - var_1_28))) ? (var_1_26 == ((unsigned short int) 16)) : (var_1_26 == ((unsigned short int) var_1_28))) : (var_1_26 == ((unsigned short int) var_1_25)))) && (var_1_29 == ((signed long int) var_1_1))) && (var_1_31 == ((unsigned long int) var_1_26)) ; VAL [\result=0, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=-50, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=127, var_1_25=127, var_1_26=16, var_1_27=127, var_1_28=0, var_1_29=-50, var_1_31=16, var_1_32=4294967288, var_1_37=4294967293, var_1_38=4294967293, var_1_39=2368197191, var_1_40=4294967293, var_1_41=127, var_1_43=-50, var_1_44=1, var_1_47=3, var_1_50=5, var_1_51=6, var_1_52=7, var_1_53=11/2, var_1_54=1] [L208] RET, EXPR property() [L208] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=-50, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=127, var_1_25=127, var_1_26=16, var_1_27=127, var_1_28=0, var_1_29=-50, var_1_31=16, var_1_32=4294967288, var_1_37=4294967293, var_1_38=4294967293, var_1_39=2368197191, var_1_40=4294967293, var_1_41=127, var_1_43=-50, var_1_44=1, var_1_47=3, var_1_50=5, var_1_51=6, var_1_52=7, var_1_53=11/2, var_1_54=1] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=1, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=-50, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=127, var_1_25=127, var_1_26=16, var_1_27=127, var_1_28=0, var_1_29=-50, var_1_31=16, var_1_32=4294967288, var_1_37=4294967293, var_1_38=4294967293, var_1_39=2368197191, var_1_40=4294967293, var_1_41=127, var_1_43=-50, var_1_44=1, var_1_47=3, var_1_50=5, var_1_51=6, var_1_52=7, var_1_53=11/2, var_1_54=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 94 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 13.4s, OverallIterations: 13, TraceHistogramMax: 26, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 2.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1248 SdHoareTripleChecker+Valid, 1.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1193 mSDsluCounter, 3382 SdHoareTripleChecker+Invalid, 1.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1898 mSDsCounter, 265 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 932 IncrementalHoareTripleChecker+Invalid, 1197 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 265 mSolverCounterUnsat, 1484 mSDtfsCounter, 932 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2992 GetRequests, 2929 SyntacticMatches, 2 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=203occurred in iteration=11, InterpolantAutomatonStates: 63, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 12 MinimizatonAttempts, 387 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.5s SatisfiabilityAnalysisTime, 4.0s InterpolantComputationTime, 2462 NumberOfCodeBlocks, 2462 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 2968 ConstructedInterpolants, 0 QuantifiedInterpolants, 7882 SizeOfPredicates, 16 NumberOfNonLiveVariables, 5339 ConjunctsInSsa, 62 ConjunctsInUnsatCore, 17 InterpolantComputations, 8 PerfectInterpolantSequences, 21761/22100 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 [2023-11-19 07:41:17,393 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/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_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-72.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu --witnessprinter.witness.filename witness --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 8107c0950a870cc29b997c6f0f9031935a5c6964463abd6d158718f97c83e768 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:41:20,183 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:41:20,278 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-19 07:41:20,285 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:41:20,288 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:41:20,346 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:41:20,347 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:41:20,347 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:41:20,348 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:41:20,354 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:41:20,354 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:41:20,355 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:41:20,355 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:41:20,358 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:41:20,358 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:41:20,359 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:41:20,359 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:41:20,360 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:41:20,360 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:41:20,360 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:41:20,361 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:41:20,361 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 07:41:20,362 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 07:41:20,362 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 07:41:20,363 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:41:20,363 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:41:20,364 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:41:20,364 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:41:20,365 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:41:20,365 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:41:20,366 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:41:20,367 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:41:20,367 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:41:20,368 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:41:20,368 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-19 07:41:20,368 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 07:41:20,369 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:41:20,369 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:41:20,369 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:41:20,370 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:41:20,371 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-19 07:41:20,371 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:41:20,371 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_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8107c0950a870cc29b997c6f0f9031935a5c6964463abd6d158718f97c83e768 [2023-11-19 07:41:20,744 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:41:20,782 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:41:20,786 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:41:20,787 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:41:20,788 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:41:20,790 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-72.i [2023-11-19 07:41:24,041 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:41:24,303 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:41:24,304 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-72.i [2023-11-19 07:41:24,319 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/data/465376163/cbad2295ad11456a9dd95477870460aa/FLAG4aee744ed [2023-11-19 07:41:24,342 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/data/465376163/cbad2295ad11456a9dd95477870460aa [2023-11-19 07:41:24,348 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:41:24,351 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:41:24,356 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:41:24,356 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:41:24,362 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:41:24,363 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:41:24" (1/1) ... [2023-11-19 07:41:24,366 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f2e1d28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:24, skipping insertion in model container [2023-11-19 07:41:24,367 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:41:24" (1/1) ... [2023-11-19 07:41:24,406 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:41:24,629 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_d72bdd86-5618-42fa-b1c9-1b983144c375/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-72.i[919,932] [2023-11-19 07:41:24,778 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:41:24,806 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:41:24,827 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_d72bdd86-5618-42fa-b1c9-1b983144c375/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-72.i[919,932] [2023-11-19 07:41:24,929 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:41:24,960 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:41:24,960 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:24 WrapperNode [2023-11-19 07:41:24,961 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:41:24,962 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:41:24,963 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:41:24,963 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:41:24,971 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:24" (1/1) ... [2023-11-19 07:41:25,003 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:24" (1/1) ... [2023-11-19 07:41:25,058 INFO L138 Inliner]: procedures = 27, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 200 [2023-11-19 07:41:25,059 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:41:25,060 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:41:25,060 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:41:25,061 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:41:25,070 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:24" (1/1) ... [2023-11-19 07:41:25,071 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:24" (1/1) ... [2023-11-19 07:41:25,076 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:24" (1/1) ... [2023-11-19 07:41:25,084 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:24" (1/1) ... [2023-11-19 07:41:25,101 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:24" (1/1) ... [2023-11-19 07:41:25,121 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:24" (1/1) ... [2023-11-19 07:41:25,127 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:24" (1/1) ... [2023-11-19 07:41:25,130 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:24" (1/1) ... [2023-11-19 07:41:25,140 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:41:25,146 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:41:25,147 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:41:25,152 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:41:25,153 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:24" (1/1) ... [2023-11-19 07:41:25,160 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:41:25,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:41:25,189 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:41:25,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:41:25,240 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:41:25,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 07:41:25,240 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 07:41:25,241 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 07:41:25,242 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:41:25,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:41:25,402 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:41:25,404 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:41:32,182 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:41:32,190 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:41:32,191 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 07:41:32,195 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:41:32 BoogieIcfgContainer [2023-11-19 07:41:32,195 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:41:32,198 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:41:32,198 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:41:32,202 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:41:32,202 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:41:24" (1/3) ... [2023-11-19 07:41:32,203 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42ed4446 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:41:32, skipping insertion in model container [2023-11-19 07:41:32,203 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:24" (2/3) ... [2023-11-19 07:41:32,204 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42ed4446 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:41:32, skipping insertion in model container [2023-11-19 07:41:32,204 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:41:32" (3/3) ... [2023-11-19 07:41:32,205 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-72.i [2023-11-19 07:41:32,223 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:41:32,223 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 07:41:32,276 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:41:32,283 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=LoopHeads, 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;@6567c95a, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:41:32,284 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 07:41:32,289 INFO L276 IsEmpty]: Start isEmpty. Operand has 86 states, 57 states have (on average 1.4385964912280702) internal successors, (82), 58 states have internal predecessors, (82), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-19 07:41:32,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2023-11-19 07:41:32,311 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:41:32,313 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:41:32,316 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:41:32,323 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:41:32,323 INFO L85 PathProgramCache]: Analyzing trace with hash 115022112, now seen corresponding path program 1 times [2023-11-19 07:41:32,340 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:41:32,340 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [46035112] [2023-11-19 07:41:32,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:41:32,341 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 [2023-11-19 07:41:32,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:41:32,348 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/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) [2023-11-19 07:41:32,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 07:41:33,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:41:33,250 INFO L262 TraceCheckSpWp]: Trace formula consists of 287 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 07:41:33,264 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:41:33,377 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 450 proven. 0 refuted. 0 times theorem prover too weak. 850 trivial. 0 not checked. [2023-11-19 07:41:33,377 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:41:33,378 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:41:33,379 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [46035112] [2023-11-19 07:41:33,379 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [46035112] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:41:33,380 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:41:33,380 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:41:33,382 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [805701618] [2023-11-19 07:41:33,383 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:41:33,389 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 07:41:33,389 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:41:33,439 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 07:41:33,440 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:41:33,443 INFO L87 Difference]: Start difference. First operand has 86 states, 57 states have (on average 1.4385964912280702) internal successors, (82), 58 states have internal predecessors, (82), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) Second operand has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-19 07:41:33,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:41:33,536 INFO L93 Difference]: Finished difference Result 165 states and 288 transitions. [2023-11-19 07:41:33,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 07:41:33,557 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 171 [2023-11-19 07:41:33,557 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:41:33,572 INFO L225 Difference]: With dead ends: 165 [2023-11-19 07:41:33,573 INFO L226 Difference]: Without dead ends: 82 [2023-11-19 07:41:33,577 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 170 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:41:33,586 INFO L413 NwaCegarLoop]: 124 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, 124 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 [2023-11-19 07:41:33,587 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 124 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:41:33,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2023-11-19 07:41:33,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 82. [2023-11-19 07:41:33,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 54 states have (on average 1.3333333333333333) internal successors, (72), 54 states have internal predecessors, (72), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-19 07:41:33,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 124 transitions. [2023-11-19 07:41:33,645 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 124 transitions. Word has length 171 [2023-11-19 07:41:33,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:41:33,646 INFO L495 AbstractCegarLoop]: Abstraction has 82 states and 124 transitions. [2023-11-19 07:41:33,647 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-19 07:41:33,647 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 124 transitions. [2023-11-19 07:41:33,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2023-11-19 07:41:33,652 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:41:33,652 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:41:33,671 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-19 07:41:33,865 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 07:41:33,866 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:41:33,866 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:41:33,867 INFO L85 PathProgramCache]: Analyzing trace with hash -1148896349, now seen corresponding path program 1 times [2023-11-19 07:41:33,868 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:41:33,868 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [324875390] [2023-11-19 07:41:33,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:41:33,868 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 [2023-11-19 07:41:33,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:41:33,889 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/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) [2023-11-19 07:41:33,927 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 07:41:34,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:41:34,583 INFO L262 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 07:41:34,592 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:41:36,947 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 531 proven. 111 refuted. 0 times theorem prover too weak. 658 trivial. 0 not checked. [2023-11-19 07:41:36,948 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 07:41:38,343 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 33 proven. 114 refuted. 0 times theorem prover too weak. 1153 trivial. 0 not checked. [2023-11-19 07:41:38,343 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:41:38,344 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [324875390] [2023-11-19 07:41:38,344 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [324875390] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 07:41:38,344 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-19 07:41:38,344 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 12 [2023-11-19 07:41:38,345 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1845279487] [2023-11-19 07:41:38,345 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-19 07:41:38,349 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-11-19 07:41:38,351 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:41:38,352 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-11-19 07:41:38,353 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2023-11-19 07:41:38,353 INFO L87 Difference]: Start difference. First operand 82 states and 124 transitions. Second operand has 12 states, 12 states have (on average 5.333333333333333) internal successors, (64), 12 states have internal predecessors, (64), 3 states have call successors, (46), 3 states have call predecessors, (46), 7 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) [2023-11-19 07:41:42,191 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 07:41:44,195 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 07:41:46,197 WARN L539 Checker$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 [] [2023-11-19 07:41:48,200 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 07:41:50,205 WARN L539 Checker$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 [] [2023-11-19 07:41:50,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:41:50,625 INFO L93 Difference]: Finished difference Result 184 states and 271 transitions. [2023-11-19 07:41:50,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-11-19 07:41:50,626 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 5.333333333333333) internal successors, (64), 12 states have internal predecessors, (64), 3 states have call successors, (46), 3 states have call predecessors, (46), 7 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) Word has length 173 [2023-11-19 07:41:50,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:41:50,629 INFO L225 Difference]: With dead ends: 184 [2023-11-19 07:41:50,629 INFO L226 Difference]: Without dead ends: 105 [2023-11-19 07:41:50,631 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 351 GetRequests, 333 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=126, Invalid=216, Unknown=0, NotChecked=0, Total=342 [2023-11-19 07:41:50,633 INFO L413 NwaCegarLoop]: 102 mSDtfsCounter, 193 mSDsluCounter, 189 mSDsCounter, 0 mSdLazyCounter, 297 mSolverCounterSat, 34 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 204 SdHoareTripleChecker+Valid, 291 SdHoareTripleChecker+Invalid, 336 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 297 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.9s IncrementalHoareTripleChecker+Time [2023-11-19 07:41:50,633 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [204 Valid, 291 Invalid, 336 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 297 Invalid, 5 Unknown, 0 Unchecked, 11.9s Time] [2023-11-19 07:41:50,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2023-11-19 07:41:50,653 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 97. [2023-11-19 07:41:50,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 62 states have (on average 1.2096774193548387) internal successors, (75), 63 states have internal predecessors, (75), 31 states have call successors, (31), 3 states have call predecessors, (31), 3 states have return successors, (31), 30 states have call predecessors, (31), 31 states have call successors, (31) [2023-11-19 07:41:50,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 137 transitions. [2023-11-19 07:41:50,656 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 137 transitions. Word has length 173 [2023-11-19 07:41:50,657 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:41:50,657 INFO L495 AbstractCegarLoop]: Abstraction has 97 states and 137 transitions. [2023-11-19 07:41:50,658 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 5.333333333333333) internal successors, (64), 12 states have internal predecessors, (64), 3 states have call successors, (46), 3 states have call predecessors, (46), 7 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) [2023-11-19 07:41:50,658 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 137 transitions. [2023-11-19 07:41:50,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2023-11-19 07:41:50,661 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:41:50,662 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:41:50,680 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 07:41:50,874 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 07:41:50,875 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:41:50,875 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:41:50,875 INFO L85 PathProgramCache]: Analyzing trace with hash -668606329, now seen corresponding path program 1 times [2023-11-19 07:41:50,876 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:41:50,876 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2127036391] [2023-11-19 07:41:50,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:41:50,877 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 [2023-11-19 07:41:50,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:41:50,884 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/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) [2023-11-19 07:41:50,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 07:41:51,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:41:51,478 INFO L262 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 07:41:51,484 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:41:52,686 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-19 07:41:52,686 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:41:52,687 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:41:52,687 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2127036391] [2023-11-19 07:41:52,687 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2127036391] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:41:52,687 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:41:52,687 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:41:52,688 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1660172388] [2023-11-19 07:41:52,688 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:41:52,689 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:41:52,689 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:41:52,690 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:41:52,690 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:41:52,690 INFO L87 Difference]: Start difference. First operand 97 states and 137 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 2 states have internal predecessors, (47), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-19 07:41:54,836 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 07:41:54,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:41:54,928 INFO L93 Difference]: Finished difference Result 245 states and 347 transitions. [2023-11-19 07:41:54,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:41:54,929 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 2 states have internal predecessors, (47), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 174 [2023-11-19 07:41:54,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:41:54,933 INFO L225 Difference]: With dead ends: 245 [2023-11-19 07:41:54,933 INFO L226 Difference]: Without dead ends: 160 [2023-11-19 07:41:54,934 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 172 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:41:54,936 INFO L413 NwaCegarLoop]: 113 mSDtfsCounter, 16 mSDsluCounter, 104 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 217 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2023-11-19 07:41:54,937 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 217 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 13 Invalid, 1 Unknown, 0 Unchecked, 2.2s Time] [2023-11-19 07:41:54,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2023-11-19 07:41:54,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 152. [2023-11-19 07:41:54,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 152 states, 93 states have (on average 1.1720430107526882) internal successors, (109), 93 states have internal predecessors, (109), 52 states have call successors, (52), 6 states have call predecessors, (52), 6 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2023-11-19 07:41:54,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 213 transitions. [2023-11-19 07:41:54,991 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 213 transitions. Word has length 174 [2023-11-19 07:41:54,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:41:54,993 INFO L495 AbstractCegarLoop]: Abstraction has 152 states and 213 transitions. [2023-11-19 07:41:54,994 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 2 states have internal predecessors, (47), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-19 07:41:54,994 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 213 transitions. [2023-11-19 07:41:55,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2023-11-19 07:41:55,004 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:41:55,005 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:41:55,025 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72bdd86-5618-42fa-b1c9-1b983144c375/bin/uautomizer-verify-uCwYo4JHxu/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