./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.unsafe_intersymbol_analog_estimation_convergence.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a 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_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.unsafe_intersymbol_analog_estimation_convergence.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash fc62610a4219624ba1b65e937db0086d4a06c21628bb87b5f81a8591bf53b9b6 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-02 20:37:07,694 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:37:07,696 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:37:07,737 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:37:07,737 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:37:07,739 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:37:07,741 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:37:07,743 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:37:07,745 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:37:07,746 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:37:07,748 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:37:07,749 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:37:07,750 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:37:07,751 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:37:07,753 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:37:07,754 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:37:07,755 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:37:07,757 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:37:07,759 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:37:07,761 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:37:07,763 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:37:07,765 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:37:07,767 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:37:07,768 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:37:07,773 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:37:07,774 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:37:07,774 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:37:07,776 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:37:07,776 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:37:07,778 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:37:07,778 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:37:07,779 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:37:07,780 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:37:07,782 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:37:07,783 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:37:07,783 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:37:07,784 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:37:07,785 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:37:07,785 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:37:07,786 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:37:07,787 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:37:07,792 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-02 20:37:07,832 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:37:07,837 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:37:07,838 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:37:07,838 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:37:07,839 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 20:37:07,839 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 20:37:07,840 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:37:07,840 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:37:07,840 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:37:07,840 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:37:07,840 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 20:37:07,841 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:37:07,841 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 20:37:07,841 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 20:37:07,841 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 20:37:07,841 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:37:07,842 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:37:07,842 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 20:37:07,842 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:37:07,842 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:37:07,843 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 20:37:07,843 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:37:07,843 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:37:07,843 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 20:37:07,844 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 20:37:07,844 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 20:37:07,844 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-02 20:37:07,844 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-02 20:37:07,845 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-02 20:37:07,845 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 20:37:07,845 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fc62610a4219624ba1b65e937db0086d4a06c21628bb87b5f81a8591bf53b9b6 [2022-11-02 20:37:08,233 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:37:08,261 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:37:08,265 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:37:08,266 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:37:08,268 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:37:08,269 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.unsafe_intersymbol_analog_estimation_convergence.c [2022-11-02 20:37:08,384 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/data/73f3ed952/87d169f7a7744dc2bf839a7ef6224bec/FLAGcbc5f3c6f [2022-11-02 20:37:09,167 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:37:09,167 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.unsafe_intersymbol_analog_estimation_convergence.c [2022-11-02 20:37:09,182 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/data/73f3ed952/87d169f7a7744dc2bf839a7ef6224bec/FLAGcbc5f3c6f [2022-11-02 20:37:09,392 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/data/73f3ed952/87d169f7a7744dc2bf839a7ef6224bec [2022-11-02 20:37:09,395 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:37:09,397 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:37:09,404 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:37:09,404 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:37:09,410 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:37:09,411 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:37:09" (1/1) ... [2022-11-02 20:37:09,414 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@218be066 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:37:09, skipping insertion in model container [2022-11-02 20:37:09,414 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:37:09" (1/1) ... [2022-11-02 20:37:09,423 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:37:09,504 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:37:09,777 WARN L230 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_4c470624-23df-4074-8305-6fc3cfd427dd/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.unsafe_intersymbol_analog_estimation_convergence.c[1132,1145] [2022-11-02 20:37:10,163 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:37:10,167 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 20:37:10,191 WARN L230 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_4c470624-23df-4074-8305-6fc3cfd427dd/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.unsafe_intersymbol_analog_estimation_convergence.c[1132,1145] [2022-11-02 20:37:10,341 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:37:10,362 INFO L208 MainTranslator]: Completed translation [2022-11-02 20:37:10,363 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:37:10 WrapperNode [2022-11-02 20:37:10,365 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:37:10,367 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 20:37:10,367 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 20:37:10,368 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 20:37:10,378 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:37:10" (1/1) ... [2022-11-02 20:37:10,431 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:37:10" (1/1) ... [2022-11-02 20:37:10,554 INFO L138 Inliner]: procedures = 11, calls = 5, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 840 [2022-11-02 20:37:10,555 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 20:37:10,556 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 20:37:10,556 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 20:37:10,556 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 20:37:10,567 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:37:10" (1/1) ... [2022-11-02 20:37:10,568 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:37:10" (1/1) ... [2022-11-02 20:37:10,579 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:37:10" (1/1) ... [2022-11-02 20:37:10,580 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:37:10" (1/1) ... [2022-11-02 20:37:10,624 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:37:10" (1/1) ... [2022-11-02 20:37:10,640 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:37:10" (1/1) ... [2022-11-02 20:37:10,649 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:37:10" (1/1) ... [2022-11-02 20:37:10,673 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:37:10" (1/1) ... [2022-11-02 20:37:10,692 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 20:37:10,694 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 20:37:10,694 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 20:37:10,695 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 20:37:10,696 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:37:10" (1/1) ... [2022-11-02 20:37:10,705 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:37:10,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:37:10,733 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-02 20:37:10,764 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-02 20:37:10,806 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 20:37:10,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 20:37:10,807 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-02 20:37:10,807 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-02 20:37:11,210 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 20:37:11,213 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 20:37:22,101 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 20:37:22,117 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 20:37:22,117 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-02 20:37:22,120 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:37:22 BoogieIcfgContainer [2022-11-02 20:37:22,121 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 20:37:22,127 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-02 20:37:22,127 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-02 20:37:22,133 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-02 20:37:22,133 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 08:37:09" (1/3) ... [2022-11-02 20:37:22,134 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c8e6943 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:37:22, skipping insertion in model container [2022-11-02 20:37:22,134 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:37:10" (2/3) ... [2022-11-02 20:37:22,135 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c8e6943 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:37:22, skipping insertion in model container [2022-11-02 20:37:22,135 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:37:22" (3/3) ... [2022-11-02 20:37:22,137 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.unsafe_intersymbol_analog_estimation_convergence.c [2022-11-02 20:37:22,160 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-02 20:37:22,161 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-02 20:37:22,233 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-02 20:37:22,245 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6d7a9c08, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-02 20:37:22,246 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-02 20:37:22,251 INFO L276 IsEmpty]: Start isEmpty. Operand has 67 states, 62 states have (on average 1.467741935483871) internal successors, (91), 63 states have internal predecessors, (91), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-02 20:37:22,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-02 20:37:22,264 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:37:22,265 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:37:22,266 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:37:22,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:37:22,274 INFO L85 PathProgramCache]: Analyzing trace with hash -450479395, now seen corresponding path program 1 times [2022-11-02 20:37:22,287 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:37:22,288 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [97986422] [2022-11-02 20:37:22,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:37:22,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:37:22,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:37:23,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-02 20:37:23,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:37:23,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-02 20:37:23,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:37:23,083 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-02 20:37:23,084 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:37:23,085 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [97986422] [2022-11-02 20:37:23,086 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [97986422] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:37:23,087 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:37:23,087 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-02 20:37:23,089 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1692321410] [2022-11-02 20:37:23,091 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:37:23,096 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-02 20:37:23,097 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:37:23,138 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-02 20:37:23,140 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-02 20:37:23,144 INFO L87 Difference]: Start difference. First operand has 67 states, 62 states have (on average 1.467741935483871) internal successors, (91), 63 states have internal predecessors, (91), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-02 20:37:23,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:37:23,190 INFO L93 Difference]: Finished difference Result 128 states and 187 transitions. [2022-11-02 20:37:23,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-02 20:37:23,194 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Word has length 23 [2022-11-02 20:37:23,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:37:23,205 INFO L225 Difference]: With dead ends: 128 [2022-11-02 20:37:23,205 INFO L226 Difference]: Without dead ends: 63 [2022-11-02 20:37:23,210 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-02 20:37:23,215 INFO L413 NwaCegarLoop]: 88 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, 88 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 [2022-11-02 20:37:23,217 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 88 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-02 20:37:23,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2022-11-02 20:37:23,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 63. [2022-11-02 20:37:23,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63 states, 59 states have (on average 1.423728813559322) internal successors, (84), 59 states have internal predecessors, (84), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-02 20:37:23,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 88 transitions. [2022-11-02 20:37:23,291 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 88 transitions. Word has length 23 [2022-11-02 20:37:23,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:37:23,292 INFO L495 AbstractCegarLoop]: Abstraction has 63 states and 88 transitions. [2022-11-02 20:37:23,293 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-02 20:37:23,294 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 88 transitions. [2022-11-02 20:37:23,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-02 20:37:23,296 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:37:23,296 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:37:23,297 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-02 20:37:23,297 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:37:23,298 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:37:23,298 INFO L85 PathProgramCache]: Analyzing trace with hash 2108508633, now seen corresponding path program 1 times [2022-11-02 20:37:23,299 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:37:23,299 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1354550502] [2022-11-02 20:37:23,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:37:23,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:37:31,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:37:31,769 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:37:39,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:37:39,449 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:37:39,450 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-02 20:37:39,453 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-02 20:37:39,455 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-02 20:37:39,460 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1] [2022-11-02 20:37:39,465 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-02 20:37:39,617 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-11-02 20:37:39,645 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 08:37:39 BoogieIcfgContainer [2022-11-02 20:37:39,645 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-02 20:37:39,646 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-02 20:37:39,646 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-02 20:37:39,646 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-02 20:37:39,647 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:37:22" (3/4) ... [2022-11-02 20:37:39,651 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-02 20:37:39,651 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-02 20:37:39,652 INFO L158 Benchmark]: Toolchain (without parser) took 30255.07ms. Allocated memory was 119.5MB in the beginning and 671.1MB in the end (delta: 551.6MB). Free memory was 83.7MB in the beginning and 409.2MB in the end (delta: -325.5MB). Peak memory consumption was 225.8MB. Max. memory is 16.1GB. [2022-11-02 20:37:39,653 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 79.7MB. Free memory was 49.8MB in the beginning and 49.8MB in the end (delta: 28.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:37:39,654 INFO L158 Benchmark]: CACSL2BoogieTranslator took 961.81ms. Allocated memory is still 119.5MB. Free memory was 83.4MB in the beginning and 72.2MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-02 20:37:39,655 INFO L158 Benchmark]: Boogie Procedure Inliner took 188.44ms. Allocated memory is still 119.5MB. Free memory was 72.2MB in the beginning and 55.5MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-02 20:37:39,655 INFO L158 Benchmark]: Boogie Preprocessor took 137.22ms. Allocated memory is still 119.5MB. Free memory was 55.5MB in the beginning and 46.4MB in the end (delta: 9.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-02 20:37:39,656 INFO L158 Benchmark]: RCFGBuilder took 11427.07ms. Allocated memory was 119.5MB in the beginning and 350.2MB in the end (delta: 230.7MB). Free memory was 46.4MB in the beginning and 290.2MB in the end (delta: -243.8MB). Peak memory consumption was 179.4MB. Max. memory is 16.1GB. [2022-11-02 20:37:39,657 INFO L158 Benchmark]: TraceAbstraction took 17518.42ms. Allocated memory was 350.2MB in the beginning and 671.1MB in the end (delta: 320.9MB). Free memory was 289.2MB in the beginning and 409.2MB in the end (delta: -120.0MB). Peak memory consumption was 378.0MB. Max. memory is 16.1GB. [2022-11-02 20:37:39,658 INFO L158 Benchmark]: Witness Printer took 5.50ms. Allocated memory is still 671.1MB. Free memory is still 409.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:37:39,662 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 79.7MB. Free memory was 49.8MB in the beginning and 49.8MB in the end (delta: 28.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 961.81ms. Allocated memory is still 119.5MB. Free memory was 83.4MB in the beginning and 72.2MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 188.44ms. Allocated memory is still 119.5MB. Free memory was 72.2MB in the beginning and 55.5MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 137.22ms. Allocated memory is still 119.5MB. Free memory was 55.5MB in the beginning and 46.4MB in the end (delta: 9.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 11427.07ms. Allocated memory was 119.5MB in the beginning and 350.2MB in the end (delta: 230.7MB). Free memory was 46.4MB in the beginning and 290.2MB in the end (delta: -243.8MB). Peak memory consumption was 179.4MB. Max. memory is 16.1GB. * TraceAbstraction took 17518.42ms. Allocated memory was 350.2MB in the beginning and 671.1MB in the end (delta: 320.9MB). Free memory was 289.2MB in the beginning and 409.2MB in the end (delta: -120.0MB). Peak memory consumption was 378.0MB. Max. memory is 16.1GB. * Witness Printer took 5.50ms. Allocated memory is still 671.1MB. Free memory is still 409.2MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 20]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of bitwiseOr at line 538, overapproximation of bitwiseAnd at line 568, overapproximation of bitwiseComplement at line 563, overapproximation of bitwiseXOr at line 555. Possible FailurePath: [L25] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L26] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L28] const SORT_9 mask_SORT_9 = (SORT_9)-1 >> (sizeof(SORT_9) * 8 - 31); [L29] const SORT_9 msb_SORT_9 = (SORT_9)1 << (31 - 1); [L31] const SORT_11 mask_SORT_11 = (SORT_11)-1 >> (sizeof(SORT_11) * 8 - 32); [L32] const SORT_11 msb_SORT_11 = (SORT_11)1 << (32 - 1); [L34] const SORT_12 mask_SORT_12 = (SORT_12)-1 >> (sizeof(SORT_12) * 8 - 3); [L35] const SORT_12 msb_SORT_12 = (SORT_12)1 << (3 - 1); [L37] const SORT_15 mask_SORT_15 = (SORT_15)-1 >> (sizeof(SORT_15) * 8 - 4); [L38] const SORT_15 msb_SORT_15 = (SORT_15)1 << (4 - 1); [L40] const SORT_17 mask_SORT_17 = (SORT_17)-1 >> (sizeof(SORT_17) * 8 - 5); [L41] const SORT_17 msb_SORT_17 = (SORT_17)1 << (5 - 1); [L43] const SORT_19 mask_SORT_19 = (SORT_19)-1 >> (sizeof(SORT_19) * 8 - 6); [L44] const SORT_19 msb_SORT_19 = (SORT_19)1 << (6 - 1); [L46] const SORT_21 mask_SORT_21 = (SORT_21)-1 >> (sizeof(SORT_21) * 8 - 7); [L47] const SORT_21 msb_SORT_21 = (SORT_21)1 << (7 - 1); [L49] const SORT_23 mask_SORT_23 = (SORT_23)-1 >> (sizeof(SORT_23) * 8 - 8); [L50] const SORT_23 msb_SORT_23 = (SORT_23)1 << (8 - 1); [L52] const SORT_25 mask_SORT_25 = (SORT_25)-1 >> (sizeof(SORT_25) * 8 - 9); [L53] const SORT_25 msb_SORT_25 = (SORT_25)1 << (9 - 1); [L55] const SORT_27 mask_SORT_27 = (SORT_27)-1 >> (sizeof(SORT_27) * 8 - 10); [L56] const SORT_27 msb_SORT_27 = (SORT_27)1 << (10 - 1); [L58] const SORT_29 mask_SORT_29 = (SORT_29)-1 >> (sizeof(SORT_29) * 8 - 11); [L59] const SORT_29 msb_SORT_29 = (SORT_29)1 << (11 - 1); [L61] const SORT_31 mask_SORT_31 = (SORT_31)-1 >> (sizeof(SORT_31) * 8 - 12); [L62] const SORT_31 msb_SORT_31 = (SORT_31)1 << (12 - 1); [L64] const SORT_33 mask_SORT_33 = (SORT_33)-1 >> (sizeof(SORT_33) * 8 - 13); [L65] const SORT_33 msb_SORT_33 = (SORT_33)1 << (13 - 1); [L67] const SORT_35 mask_SORT_35 = (SORT_35)-1 >> (sizeof(SORT_35) * 8 - 14); [L68] const SORT_35 msb_SORT_35 = (SORT_35)1 << (14 - 1); [L70] const SORT_37 mask_SORT_37 = (SORT_37)-1 >> (sizeof(SORT_37) * 8 - 15); [L71] const SORT_37 msb_SORT_37 = (SORT_37)1 << (15 - 1); [L73] const SORT_39 mask_SORT_39 = (SORT_39)-1 >> (sizeof(SORT_39) * 8 - 16); [L74] const SORT_39 msb_SORT_39 = (SORT_39)1 << (16 - 1); [L76] const SORT_41 mask_SORT_41 = (SORT_41)-1 >> (sizeof(SORT_41) * 8 - 17); [L77] const SORT_41 msb_SORT_41 = (SORT_41)1 << (17 - 1); [L79] const SORT_43 mask_SORT_43 = (SORT_43)-1 >> (sizeof(SORT_43) * 8 - 18); [L80] const SORT_43 msb_SORT_43 = (SORT_43)1 << (18 - 1); [L82] const SORT_45 mask_SORT_45 = (SORT_45)-1 >> (sizeof(SORT_45) * 8 - 19); [L83] const SORT_45 msb_SORT_45 = (SORT_45)1 << (19 - 1); [L85] const SORT_47 mask_SORT_47 = (SORT_47)-1 >> (sizeof(SORT_47) * 8 - 20); [L86] const SORT_47 msb_SORT_47 = (SORT_47)1 << (20 - 1); [L88] const SORT_49 mask_SORT_49 = (SORT_49)-1 >> (sizeof(SORT_49) * 8 - 21); [L89] const SORT_49 msb_SORT_49 = (SORT_49)1 << (21 - 1); [L91] const SORT_51 mask_SORT_51 = (SORT_51)-1 >> (sizeof(SORT_51) * 8 - 22); [L92] const SORT_51 msb_SORT_51 = (SORT_51)1 << (22 - 1); [L94] const SORT_53 mask_SORT_53 = (SORT_53)-1 >> (sizeof(SORT_53) * 8 - 23); [L95] const SORT_53 msb_SORT_53 = (SORT_53)1 << (23 - 1); [L97] const SORT_55 mask_SORT_55 = (SORT_55)-1 >> (sizeof(SORT_55) * 8 - 24); [L98] const SORT_55 msb_SORT_55 = (SORT_55)1 << (24 - 1); [L100] const SORT_57 mask_SORT_57 = (SORT_57)-1 >> (sizeof(SORT_57) * 8 - 25); [L101] const SORT_57 msb_SORT_57 = (SORT_57)1 << (25 - 1); [L103] const SORT_59 mask_SORT_59 = (SORT_59)-1 >> (sizeof(SORT_59) * 8 - 26); [L104] const SORT_59 msb_SORT_59 = (SORT_59)1 << (26 - 1); [L106] const SORT_61 mask_SORT_61 = (SORT_61)-1 >> (sizeof(SORT_61) * 8 - 27); [L107] const SORT_61 msb_SORT_61 = (SORT_61)1 << (27 - 1); [L109] const SORT_63 mask_SORT_63 = (SORT_63)-1 >> (sizeof(SORT_63) * 8 - 28); [L110] const SORT_63 msb_SORT_63 = (SORT_63)1 << (28 - 1); [L112] const SORT_65 mask_SORT_65 = (SORT_65)-1 >> (sizeof(SORT_65) * 8 - 29); [L113] const SORT_65 msb_SORT_65 = (SORT_65)1 << (29 - 1); [L115] const SORT_67 mask_SORT_67 = (SORT_67)-1 >> (sizeof(SORT_67) * 8 - 30); [L116] const SORT_67 msb_SORT_67 = (SORT_67)1 << (30 - 1); [L118] const SORT_156 mask_SORT_156 = (SORT_156)-1 >> (sizeof(SORT_156) * 8 - 64); [L119] const SORT_156 msb_SORT_156 = (SORT_156)1 << (64 - 1); [L121] const SORT_157 mask_SORT_157 = (SORT_157)-1 >> (sizeof(SORT_157) * 8 - 34); [L122] const SORT_157 msb_SORT_157 = (SORT_157)1 << (34 - 1); [L124] const SORT_158 mask_SORT_158 = (SORT_158)-1 >> (sizeof(SORT_158) * 8 - 2); [L125] const SORT_158 msb_SORT_158 = (SORT_158)1 << (2 - 1); [L127] const SORT_166 mask_SORT_166 = (SORT_166)-1 >> (sizeof(SORT_166) * 8 - 35); [L128] const SORT_166 msb_SORT_166 = (SORT_166)1 << (35 - 1); [L130] const SORT_169 mask_SORT_169 = (SORT_169)-1 >> (sizeof(SORT_169) * 8 - 36); [L131] const SORT_169 msb_SORT_169 = (SORT_169)1 << (36 - 1); [L133] const SORT_172 mask_SORT_172 = (SORT_172)-1 >> (sizeof(SORT_172) * 8 - 37); [L134] const SORT_172 msb_SORT_172 = (SORT_172)1 << (37 - 1); [L136] const SORT_175 mask_SORT_175 = (SORT_175)-1 >> (sizeof(SORT_175) * 8 - 38); [L137] const SORT_175 msb_SORT_175 = (SORT_175)1 << (38 - 1); [L139] const SORT_178 mask_SORT_178 = (SORT_178)-1 >> (sizeof(SORT_178) * 8 - 39); [L140] const SORT_178 msb_SORT_178 = (SORT_178)1 << (39 - 1); [L142] const SORT_181 mask_SORT_181 = (SORT_181)-1 >> (sizeof(SORT_181) * 8 - 40); [L143] const SORT_181 msb_SORT_181 = (SORT_181)1 << (40 - 1); [L145] const SORT_184 mask_SORT_184 = (SORT_184)-1 >> (sizeof(SORT_184) * 8 - 41); [L146] const SORT_184 msb_SORT_184 = (SORT_184)1 << (41 - 1); [L148] const SORT_187 mask_SORT_187 = (SORT_187)-1 >> (sizeof(SORT_187) * 8 - 42); [L149] const SORT_187 msb_SORT_187 = (SORT_187)1 << (42 - 1); [L151] const SORT_190 mask_SORT_190 = (SORT_190)-1 >> (sizeof(SORT_190) * 8 - 43); [L152] const SORT_190 msb_SORT_190 = (SORT_190)1 << (43 - 1); [L154] const SORT_193 mask_SORT_193 = (SORT_193)-1 >> (sizeof(SORT_193) * 8 - 44); [L155] const SORT_193 msb_SORT_193 = (SORT_193)1 << (44 - 1); [L157] const SORT_196 mask_SORT_196 = (SORT_196)-1 >> (sizeof(SORT_196) * 8 - 45); [L158] const SORT_196 msb_SORT_196 = (SORT_196)1 << (45 - 1); [L160] const SORT_199 mask_SORT_199 = (SORT_199)-1 >> (sizeof(SORT_199) * 8 - 46); [L161] const SORT_199 msb_SORT_199 = (SORT_199)1 << (46 - 1); [L163] const SORT_202 mask_SORT_202 = (SORT_202)-1 >> (sizeof(SORT_202) * 8 - 47); [L164] const SORT_202 msb_SORT_202 = (SORT_202)1 << (47 - 1); [L166] const SORT_205 mask_SORT_205 = (SORT_205)-1 >> (sizeof(SORT_205) * 8 - 48); [L167] const SORT_205 msb_SORT_205 = (SORT_205)1 << (48 - 1); [L169] const SORT_208 mask_SORT_208 = (SORT_208)-1 >> (sizeof(SORT_208) * 8 - 49); [L170] const SORT_208 msb_SORT_208 = (SORT_208)1 << (49 - 1); [L172] const SORT_211 mask_SORT_211 = (SORT_211)-1 >> (sizeof(SORT_211) * 8 - 50); [L173] const SORT_211 msb_SORT_211 = (SORT_211)1 << (50 - 1); [L175] const SORT_214 mask_SORT_214 = (SORT_214)-1 >> (sizeof(SORT_214) * 8 - 51); [L176] const SORT_214 msb_SORT_214 = (SORT_214)1 << (51 - 1); [L178] const SORT_217 mask_SORT_217 = (SORT_217)-1 >> (sizeof(SORT_217) * 8 - 52); [L179] const SORT_217 msb_SORT_217 = (SORT_217)1 << (52 - 1); [L181] const SORT_220 mask_SORT_220 = (SORT_220)-1 >> (sizeof(SORT_220) * 8 - 53); [L182] const SORT_220 msb_SORT_220 = (SORT_220)1 << (53 - 1); [L184] const SORT_223 mask_SORT_223 = (SORT_223)-1 >> (sizeof(SORT_223) * 8 - 54); [L185] const SORT_223 msb_SORT_223 = (SORT_223)1 << (54 - 1); [L187] const SORT_226 mask_SORT_226 = (SORT_226)-1 >> (sizeof(SORT_226) * 8 - 55); [L188] const SORT_226 msb_SORT_226 = (SORT_226)1 << (55 - 1); [L190] const SORT_229 mask_SORT_229 = (SORT_229)-1 >> (sizeof(SORT_229) * 8 - 56); [L191] const SORT_229 msb_SORT_229 = (SORT_229)1 << (56 - 1); [L193] const SORT_232 mask_SORT_232 = (SORT_232)-1 >> (sizeof(SORT_232) * 8 - 57); [L194] const SORT_232 msb_SORT_232 = (SORT_232)1 << (57 - 1); [L196] const SORT_235 mask_SORT_235 = (SORT_235)-1 >> (sizeof(SORT_235) * 8 - 58); [L197] const SORT_235 msb_SORT_235 = (SORT_235)1 << (58 - 1); [L199] const SORT_238 mask_SORT_238 = (SORT_238)-1 >> (sizeof(SORT_238) * 8 - 59); [L200] const SORT_238 msb_SORT_238 = (SORT_238)1 << (59 - 1); [L202] const SORT_241 mask_SORT_241 = (SORT_241)-1 >> (sizeof(SORT_241) * 8 - 60); [L203] const SORT_241 msb_SORT_241 = (SORT_241)1 << (60 - 1); [L205] const SORT_244 mask_SORT_244 = (SORT_244)-1 >> (sizeof(SORT_244) * 8 - 61); [L206] const SORT_244 msb_SORT_244 = (SORT_244)1 << (61 - 1); [L208] const SORT_247 mask_SORT_247 = (SORT_247)-1 >> (sizeof(SORT_247) * 8 - 62); [L209] const SORT_247 msb_SORT_247 = (SORT_247)1 << (62 - 1); [L211] const SORT_250 mask_SORT_250 = (SORT_250)-1 >> (sizeof(SORT_250) * 8 - 63); [L212] const SORT_250 msb_SORT_250 = (SORT_250)1 << (63 - 1); [L214] const SORT_1 var_7 = 0; [L215] const SORT_1 var_8 = 1; [L216] const SORT_9 var_10 = 0; [L217] const SORT_12 var_13 = 4; [L218] const SORT_15 var_71 = 8; [L219] const SORT_12 var_117 = 5; [L220] const SORT_39 var_119 = 0; [L221] const SORT_11 var_153 = 64; [L222] const SORT_158 var_159 = 1; [L223] const SORT_23 var_255 = 127; [L224] const SORT_11 var_288 = 1; [L225] const SORT_11 var_290 = 127; [L226] const SORT_12 var_371 = 6; [L227] const SORT_15 var_375 = 9; [L228] const SORT_21 var_393 = 64; [L229] const SORT_12 var_406 = 0; [L230] const SORT_15 var_409 = 0; [L232] SORT_1 input_2; [L233] SORT_1 input_3; [L234] SORT_1 input_4; [L236] SORT_1 state_5 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L237] SORT_1 state_72 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L238] SORT_11 state_103 = __VERIFIER_nondet_uint() & mask_SORT_11; [L239] SORT_1 state_105 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L240] SORT_39 state_120 = __VERIFIER_nondet_ushort() & mask_SORT_39; [L241] SORT_15 state_140 = __VERIFIER_nondet_uchar() & mask_SORT_15; [L242] SORT_15 state_143 = __VERIFIER_nondet_uchar() & mask_SORT_15; [L243] SORT_11 state_147 = __VERIFIER_nondet_uint() & mask_SORT_11; [L244] SORT_1 state_259 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L246] SORT_39 init_121_arg_1 = var_119; [L247] state_120 = init_121_arg_1 VAL [init_121_arg_1=0, mask_SORT_1=1, mask_SORT_11=4294967295, mask_SORT_12=7, mask_SORT_15=15, mask_SORT_156=18446744073709551615, mask_SORT_157=18446744073709551615, mask_SORT_158=3, mask_SORT_166=18446744073709551615, mask_SORT_169=18446744073709551615, mask_SORT_17=31, mask_SORT_172=18446744073709551615, mask_SORT_175=18446744073709551615, mask_SORT_178=18446744073709551615, mask_SORT_181=18446744073709551615, mask_SORT_184=18446744073709551615, mask_SORT_187=18446744073709551615, mask_SORT_19=63, mask_SORT_190=18446744073709551615, mask_SORT_193=18446744073709551615, mask_SORT_196=18446744073709551615, mask_SORT_199=18446744073709551615, mask_SORT_202=18446744073709551615, mask_SORT_205=18446744073709551615, mask_SORT_208=18446744073709551615, mask_SORT_21=127, mask_SORT_211=18446744073709551615, mask_SORT_214=18446744073709551615, mask_SORT_217=18446744073709551615, mask_SORT_220=18446744073709551615, mask_SORT_223=18446744073709551615, mask_SORT_226=18446744073709551615, mask_SORT_229=18446744073709551615, mask_SORT_23=255, mask_SORT_232=18446744073709551615, mask_SORT_235=18446744073709551615, mask_SORT_238=18446744073709551615, mask_SORT_241=18446744073709551615, mask_SORT_244=18446744073709551615, mask_SORT_247=18446744073709551615, mask_SORT_25=511, mask_SORT_250=18446744073709551615, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_39=65535, mask_SORT_41=4294967295, mask_SORT_43=4294967295, mask_SORT_45=4294967295, mask_SORT_47=4294967295, mask_SORT_49=4294967295, mask_SORT_51=4294967295, mask_SORT_53=4294967295, mask_SORT_55=4294967295, mask_SORT_57=4294967295, mask_SORT_59=4294967295, mask_SORT_61=4294967295, mask_SORT_63=4294967295, mask_SORT_65=4294967295, mask_SORT_67=4294967295, mask_SORT_9=4294967295, msb_SORT_1=1, msb_SORT_11=2147483648, msb_SORT_12=4, msb_SORT_15=8, msb_SORT_156=9223372036854775808, msb_SORT_157=8589934592, msb_SORT_158=2, msb_SORT_166=17179869184, msb_SORT_169=34359738368, msb_SORT_17=16, msb_SORT_172=68719476736, msb_SORT_175=137438953472, msb_SORT_178=274877906944, msb_SORT_181=549755813888, msb_SORT_184=1099511627776, msb_SORT_187=2199023255552, msb_SORT_19=32, msb_SORT_190=4398046511104, msb_SORT_193=8796093022208, msb_SORT_196=17592186044416, msb_SORT_199=35184372088832, msb_SORT_202=70368744177664, msb_SORT_205=140737488355328, msb_SORT_208=281474976710656, msb_SORT_21=64, msb_SORT_211=562949953421312, msb_SORT_214=1125899906842624, msb_SORT_217=2251799813685248, msb_SORT_220=4503599627370496, msb_SORT_223=9007199254740992, msb_SORT_226=18014398509481984, msb_SORT_229=36028797018963968, msb_SORT_23=128, msb_SORT_232=72057594037927936, msb_SORT_235=144115188075855872, msb_SORT_238=288230376151711744, msb_SORT_241=576460752303423488, msb_SORT_244=1152921504606846976, msb_SORT_247=2305843009213693952, msb_SORT_25=256, msb_SORT_250=4611686018427387904, msb_SORT_27=512, msb_SORT_29=1024, msb_SORT_31=2048, msb_SORT_33=4096, msb_SORT_35=8192, msb_SORT_37=16384, msb_SORT_39=32768, msb_SORT_41=65536, msb_SORT_43=131072, msb_SORT_45=262144, msb_SORT_47=524288, msb_SORT_49=1048576, msb_SORT_51=2097152, msb_SORT_53=4194304, msb_SORT_55=8388608, msb_SORT_57=16777216, msb_SORT_59=33554432, msb_SORT_61=67108864, msb_SORT_63=134217728, msb_SORT_65=268435456, msb_SORT_67=536870912, msb_SORT_9=1073741824, state_103=4294967276, state_105=1, state_120=0, state_140=1, state_143=0, state_147=0, state_259=0, state_5=1, state_72=1, var_10=0, var_117=5, var_119=0, var_13=4, var_153=64, var_159=1, var_255=127, var_288=1, var_290=127, var_371=6, var_375=9, var_393=64, var_406=0, var_409=0, var_7=0, var_71=8, var_8=1] [L250] input_2 = __VERIFIER_nondet_uchar() [L251] input_3 = __VERIFIER_nondet_uchar() [L252] input_3 = input_3 & mask_SORT_1 [L253] input_4 = __VERIFIER_nondet_uchar() [L254] input_4 = input_4 & mask_SORT_1 [L256] SORT_1 var_128_arg_0 = state_5; [L257] SORT_1 var_128 = ~var_128_arg_0; [L258] SORT_1 var_129_arg_0 = var_128; [L259] SORT_1 var_129 = ~var_129_arg_0; [L260] SORT_1 var_130_arg_0 = state_5; [L261] SORT_1 var_130_arg_1 = var_129; [L262] SORT_1 var_130 = var_130_arg_0 | var_130_arg_1; [L263] var_130 = var_130 & mask_SORT_1 [L264] SORT_1 constr_131_arg_0 = var_130; VAL [constr_131_arg_0=1, init_121_arg_1=0, input_2=10, input_3=1, input_4=1, mask_SORT_1=1, mask_SORT_11=4294967295, mask_SORT_12=7, mask_SORT_15=15, mask_SORT_156=18446744073709551615, mask_SORT_157=18446744073709551615, mask_SORT_158=3, mask_SORT_166=18446744073709551615, mask_SORT_169=18446744073709551615, mask_SORT_17=31, mask_SORT_172=18446744073709551615, mask_SORT_175=18446744073709551615, mask_SORT_178=18446744073709551615, mask_SORT_181=18446744073709551615, mask_SORT_184=18446744073709551615, mask_SORT_187=18446744073709551615, mask_SORT_19=63, mask_SORT_190=18446744073709551615, mask_SORT_193=18446744073709551615, mask_SORT_196=18446744073709551615, mask_SORT_199=18446744073709551615, mask_SORT_202=18446744073709551615, mask_SORT_205=18446744073709551615, mask_SORT_208=18446744073709551615, mask_SORT_21=127, mask_SORT_211=18446744073709551615, mask_SORT_214=18446744073709551615, mask_SORT_217=18446744073709551615, mask_SORT_220=18446744073709551615, mask_SORT_223=18446744073709551615, mask_SORT_226=18446744073709551615, mask_SORT_229=18446744073709551615, mask_SORT_23=255, mask_SORT_232=18446744073709551615, mask_SORT_235=18446744073709551615, mask_SORT_238=18446744073709551615, mask_SORT_241=18446744073709551615, mask_SORT_244=18446744073709551615, mask_SORT_247=18446744073709551615, mask_SORT_25=511, mask_SORT_250=18446744073709551615, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_39=65535, mask_SORT_41=4294967295, mask_SORT_43=4294967295, mask_SORT_45=4294967295, mask_SORT_47=4294967295, mask_SORT_49=4294967295, mask_SORT_51=4294967295, mask_SORT_53=4294967295, mask_SORT_55=4294967295, mask_SORT_57=4294967295, mask_SORT_59=4294967295, mask_SORT_61=4294967295, mask_SORT_63=4294967295, mask_SORT_65=4294967295, mask_SORT_67=4294967295, mask_SORT_9=4294967295, msb_SORT_1=1, msb_SORT_11=2147483648, msb_SORT_12=4, msb_SORT_15=8, msb_SORT_156=9223372036854775808, msb_SORT_157=8589934592, msb_SORT_158=2, msb_SORT_166=17179869184, msb_SORT_169=34359738368, msb_SORT_17=16, msb_SORT_172=68719476736, msb_SORT_175=137438953472, msb_SORT_178=274877906944, msb_SORT_181=549755813888, msb_SORT_184=1099511627776, msb_SORT_187=2199023255552, msb_SORT_19=32, msb_SORT_190=4398046511104, msb_SORT_193=8796093022208, msb_SORT_196=17592186044416, msb_SORT_199=35184372088832, msb_SORT_202=70368744177664, msb_SORT_205=140737488355328, msb_SORT_208=281474976710656, msb_SORT_21=64, msb_SORT_211=562949953421312, msb_SORT_214=1125899906842624, msb_SORT_217=2251799813685248, msb_SORT_220=4503599627370496, msb_SORT_223=9007199254740992, msb_SORT_226=18014398509481984, msb_SORT_229=36028797018963968, msb_SORT_23=128, msb_SORT_232=72057594037927936, msb_SORT_235=144115188075855872, msb_SORT_238=288230376151711744, msb_SORT_241=576460752303423488, msb_SORT_244=1152921504606846976, msb_SORT_247=2305843009213693952, msb_SORT_25=256, msb_SORT_250=4611686018427387904, msb_SORT_27=512, msb_SORT_29=1024, msb_SORT_31=2048, msb_SORT_33=4096, msb_SORT_35=8192, msb_SORT_37=16384, msb_SORT_39=32768, msb_SORT_41=65536, msb_SORT_43=131072, msb_SORT_45=262144, msb_SORT_47=524288, msb_SORT_49=1048576, msb_SORT_51=2097152, msb_SORT_53=4194304, msb_SORT_55=8388608, msb_SORT_57=16777216, msb_SORT_59=33554432, msb_SORT_61=67108864, msb_SORT_63=134217728, msb_SORT_65=268435456, msb_SORT_67=536870912, msb_SORT_9=1073741824, state_103=4294967276, state_105=1, state_120=0, state_140=1, state_143=0, state_147=0, state_259=0, state_5=1, state_72=1, var_10=0, var_117=5, var_119=0, var_128=8, var_128_arg_0=1, var_129=0, var_129_arg_0=8, var_13=4, var_130=1, var_130_arg_0=1, var_130_arg_1=0, var_153=64, var_159=1, var_255=127, var_288=1, var_290=127, var_371=6, var_375=9, var_393=64, var_406=0, var_409=0, var_7=0, var_71=8, var_8=1] [L265] CALL assume_abort_if_not(constr_131_arg_0) VAL [\old(cond)=1] [L21] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1] [L265] RET assume_abort_if_not(constr_131_arg_0) VAL [constr_131_arg_0=1, init_121_arg_1=0, input_2=10, input_3=1, input_4=1, mask_SORT_1=1, mask_SORT_11=4294967295, mask_SORT_12=7, mask_SORT_15=15, mask_SORT_156=18446744073709551615, mask_SORT_157=18446744073709551615, mask_SORT_158=3, mask_SORT_166=18446744073709551615, mask_SORT_169=18446744073709551615, mask_SORT_17=31, mask_SORT_172=18446744073709551615, mask_SORT_175=18446744073709551615, mask_SORT_178=18446744073709551615, mask_SORT_181=18446744073709551615, mask_SORT_184=18446744073709551615, mask_SORT_187=18446744073709551615, mask_SORT_19=63, mask_SORT_190=18446744073709551615, mask_SORT_193=18446744073709551615, mask_SORT_196=18446744073709551615, mask_SORT_199=18446744073709551615, mask_SORT_202=18446744073709551615, mask_SORT_205=18446744073709551615, mask_SORT_208=18446744073709551615, mask_SORT_21=127, mask_SORT_211=18446744073709551615, mask_SORT_214=18446744073709551615, mask_SORT_217=18446744073709551615, mask_SORT_220=18446744073709551615, mask_SORT_223=18446744073709551615, mask_SORT_226=18446744073709551615, mask_SORT_229=18446744073709551615, mask_SORT_23=255, mask_SORT_232=18446744073709551615, mask_SORT_235=18446744073709551615, mask_SORT_238=18446744073709551615, mask_SORT_241=18446744073709551615, mask_SORT_244=18446744073709551615, mask_SORT_247=18446744073709551615, mask_SORT_25=511, mask_SORT_250=18446744073709551615, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_39=65535, mask_SORT_41=4294967295, mask_SORT_43=4294967295, mask_SORT_45=4294967295, mask_SORT_47=4294967295, mask_SORT_49=4294967295, mask_SORT_51=4294967295, mask_SORT_53=4294967295, mask_SORT_55=4294967295, mask_SORT_57=4294967295, mask_SORT_59=4294967295, mask_SORT_61=4294967295, mask_SORT_63=4294967295, mask_SORT_65=4294967295, mask_SORT_67=4294967295, mask_SORT_9=4294967295, msb_SORT_1=1, msb_SORT_11=2147483648, msb_SORT_12=4, msb_SORT_15=8, msb_SORT_156=9223372036854775808, msb_SORT_157=8589934592, msb_SORT_158=2, msb_SORT_166=17179869184, msb_SORT_169=34359738368, msb_SORT_17=16, msb_SORT_172=68719476736, msb_SORT_175=137438953472, msb_SORT_178=274877906944, msb_SORT_181=549755813888, msb_SORT_184=1099511627776, msb_SORT_187=2199023255552, msb_SORT_19=32, msb_SORT_190=4398046511104, msb_SORT_193=8796093022208, msb_SORT_196=17592186044416, msb_SORT_199=35184372088832, msb_SORT_202=70368744177664, msb_SORT_205=140737488355328, msb_SORT_208=281474976710656, msb_SORT_21=64, msb_SORT_211=562949953421312, msb_SORT_214=1125899906842624, msb_SORT_217=2251799813685248, msb_SORT_220=4503599627370496, msb_SORT_223=9007199254740992, msb_SORT_226=18014398509481984, msb_SORT_229=36028797018963968, msb_SORT_23=128, msb_SORT_232=72057594037927936, msb_SORT_235=144115188075855872, msb_SORT_238=288230376151711744, msb_SORT_241=576460752303423488, msb_SORT_244=1152921504606846976, msb_SORT_247=2305843009213693952, msb_SORT_25=256, msb_SORT_250=4611686018427387904, msb_SORT_27=512, msb_SORT_29=1024, msb_SORT_31=2048, msb_SORT_33=4096, msb_SORT_35=8192, msb_SORT_37=16384, msb_SORT_39=32768, msb_SORT_41=65536, msb_SORT_43=131072, msb_SORT_45=262144, msb_SORT_47=524288, msb_SORT_49=1048576, msb_SORT_51=2097152, msb_SORT_53=4194304, msb_SORT_55=8388608, msb_SORT_57=16777216, msb_SORT_59=33554432, msb_SORT_61=67108864, msb_SORT_63=134217728, msb_SORT_65=268435456, msb_SORT_67=536870912, msb_SORT_9=1073741824, state_103=4294967276, state_105=1, state_120=0, state_140=1, state_143=0, state_147=0, state_259=0, state_5=1, state_72=1, var_10=0, var_117=5, var_119=0, var_128=8, var_128_arg_0=1, var_129=0, var_129_arg_0=8, var_13=4, var_130=1, var_130_arg_0=1, var_130_arg_1=0, var_153=64, var_159=1, var_255=127, var_288=1, var_290=127, var_371=6, var_375=9, var_393=64, var_406=0, var_409=0, var_7=0, var_71=8, var_8=1] [L266] SORT_1 var_132_arg_0 = var_8; [L267] var_132_arg_0 = var_132_arg_0 & mask_SORT_1 [L268] SORT_39 var_132 = var_132_arg_0; [L269] SORT_39 var_133_arg_0 = state_120; [L270] SORT_39 var_133_arg_1 = var_132; [L271] SORT_1 var_133 = var_133_arg_0 <= var_133_arg_1; [L272] SORT_1 var_134_arg_0 = input_4; [L273] SORT_1 var_134_arg_1 = var_133; [L274] SORT_1 var_134 = var_134_arg_0 ^ var_134_arg_1; [L275] SORT_1 var_135_arg_0 = var_134; [L276] SORT_1 var_135 = ~var_135_arg_0; [L277] SORT_1 var_136_arg_0 = var_134; [L278] SORT_1 var_136 = ~var_136_arg_0; [L279] SORT_1 var_137_arg_0 = var_135; [L280] SORT_1 var_137_arg_1 = var_136; [L281] SORT_1 var_137 = var_137_arg_0 | var_137_arg_1; [L282] var_137 = var_137 & mask_SORT_1 [L283] SORT_1 constr_138_arg_0 = var_137; VAL [constr_131_arg_0=1, constr_138_arg_0=1, init_121_arg_1=0, input_2=10, input_3=1, input_4=1, mask_SORT_1=1, mask_SORT_11=4294967295, mask_SORT_12=7, mask_SORT_15=15, mask_SORT_156=18446744073709551615, mask_SORT_157=18446744073709551615, mask_SORT_158=3, mask_SORT_166=18446744073709551615, mask_SORT_169=18446744073709551615, mask_SORT_17=31, mask_SORT_172=18446744073709551615, mask_SORT_175=18446744073709551615, mask_SORT_178=18446744073709551615, mask_SORT_181=18446744073709551615, mask_SORT_184=18446744073709551615, mask_SORT_187=18446744073709551615, mask_SORT_19=63, mask_SORT_190=18446744073709551615, mask_SORT_193=18446744073709551615, mask_SORT_196=18446744073709551615, mask_SORT_199=18446744073709551615, mask_SORT_202=18446744073709551615, mask_SORT_205=18446744073709551615, mask_SORT_208=18446744073709551615, mask_SORT_21=127, mask_SORT_211=18446744073709551615, mask_SORT_214=18446744073709551615, mask_SORT_217=18446744073709551615, mask_SORT_220=18446744073709551615, mask_SORT_223=18446744073709551615, mask_SORT_226=18446744073709551615, mask_SORT_229=18446744073709551615, mask_SORT_23=255, mask_SORT_232=18446744073709551615, mask_SORT_235=18446744073709551615, mask_SORT_238=18446744073709551615, mask_SORT_241=18446744073709551615, mask_SORT_244=18446744073709551615, mask_SORT_247=18446744073709551615, mask_SORT_25=511, mask_SORT_250=18446744073709551615, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_39=65535, mask_SORT_41=4294967295, mask_SORT_43=4294967295, mask_SORT_45=4294967295, mask_SORT_47=4294967295, mask_SORT_49=4294967295, mask_SORT_51=4294967295, mask_SORT_53=4294967295, mask_SORT_55=4294967295, mask_SORT_57=4294967295, mask_SORT_59=4294967295, mask_SORT_61=4294967295, mask_SORT_63=4294967295, mask_SORT_65=4294967295, mask_SORT_67=4294967295, mask_SORT_9=4294967295, msb_SORT_1=1, msb_SORT_11=2147483648, msb_SORT_12=4, msb_SORT_15=8, msb_SORT_156=9223372036854775808, msb_SORT_157=8589934592, msb_SORT_158=2, msb_SORT_166=17179869184, msb_SORT_169=34359738368, msb_SORT_17=16, msb_SORT_172=68719476736, msb_SORT_175=137438953472, msb_SORT_178=274877906944, msb_SORT_181=549755813888, msb_SORT_184=1099511627776, msb_SORT_187=2199023255552, msb_SORT_19=32, msb_SORT_190=4398046511104, msb_SORT_193=8796093022208, msb_SORT_196=17592186044416, msb_SORT_199=35184372088832, msb_SORT_202=70368744177664, msb_SORT_205=140737488355328, msb_SORT_208=281474976710656, msb_SORT_21=64, msb_SORT_211=562949953421312, msb_SORT_214=1125899906842624, msb_SORT_217=2251799813685248, msb_SORT_220=4503599627370496, msb_SORT_223=9007199254740992, msb_SORT_226=18014398509481984, msb_SORT_229=36028797018963968, msb_SORT_23=128, msb_SORT_232=72057594037927936, msb_SORT_235=144115188075855872, msb_SORT_238=288230376151711744, msb_SORT_241=576460752303423488, msb_SORT_244=1152921504606846976, msb_SORT_247=2305843009213693952, msb_SORT_25=256, msb_SORT_250=4611686018427387904, msb_SORT_27=512, msb_SORT_29=1024, msb_SORT_31=2048, msb_SORT_33=4096, msb_SORT_35=8192, msb_SORT_37=16384, msb_SORT_39=32768, msb_SORT_41=65536, msb_SORT_43=131072, msb_SORT_45=262144, msb_SORT_47=524288, msb_SORT_49=1048576, msb_SORT_51=2097152, msb_SORT_53=4194304, msb_SORT_55=8388608, msb_SORT_57=16777216, msb_SORT_59=33554432, msb_SORT_61=67108864, msb_SORT_63=134217728, msb_SORT_65=268435456, msb_SORT_67=536870912, msb_SORT_9=1073741824, state_103=4294967276, state_105=1, state_120=0, state_140=1, state_143=0, state_147=0, state_259=0, state_5=1, state_72=1, var_10=0, var_117=5, var_119=0, var_128=8, var_128_arg_0=1, var_129=0, var_129_arg_0=8, var_13=4, var_130=1, var_130_arg_0=1, var_130_arg_1=0, var_132=1, var_132_arg_0=1, var_133=1, var_133_arg_0=0, var_133_arg_1=1, var_134=0, var_134_arg_0=1, var_134_arg_1=1, var_135=0, var_135_arg_0=0, var_136=255, var_136_arg_0=0, var_137=1, var_137_arg_0=0, var_137_arg_1=255, var_153=64, var_159=1, var_255=127, var_288=1, var_290=127, var_371=6, var_375=9, var_393=64, var_406=0, var_409=0, var_7=0, var_71=8, var_8=1] [L284] CALL assume_abort_if_not(constr_138_arg_0) VAL [\old(cond)=1] [L21] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1] [L284] RET assume_abort_if_not(constr_138_arg_0) VAL [constr_131_arg_0=1, constr_138_arg_0=1, init_121_arg_1=0, input_2=10, input_3=1, input_4=1, mask_SORT_1=1, mask_SORT_11=4294967295, mask_SORT_12=7, mask_SORT_15=15, mask_SORT_156=18446744073709551615, mask_SORT_157=18446744073709551615, mask_SORT_158=3, mask_SORT_166=18446744073709551615, mask_SORT_169=18446744073709551615, mask_SORT_17=31, mask_SORT_172=18446744073709551615, mask_SORT_175=18446744073709551615, mask_SORT_178=18446744073709551615, mask_SORT_181=18446744073709551615, mask_SORT_184=18446744073709551615, mask_SORT_187=18446744073709551615, mask_SORT_19=63, mask_SORT_190=18446744073709551615, mask_SORT_193=18446744073709551615, mask_SORT_196=18446744073709551615, mask_SORT_199=18446744073709551615, mask_SORT_202=18446744073709551615, mask_SORT_205=18446744073709551615, mask_SORT_208=18446744073709551615, mask_SORT_21=127, mask_SORT_211=18446744073709551615, mask_SORT_214=18446744073709551615, mask_SORT_217=18446744073709551615, mask_SORT_220=18446744073709551615, mask_SORT_223=18446744073709551615, mask_SORT_226=18446744073709551615, mask_SORT_229=18446744073709551615, mask_SORT_23=255, mask_SORT_232=18446744073709551615, mask_SORT_235=18446744073709551615, mask_SORT_238=18446744073709551615, mask_SORT_241=18446744073709551615, mask_SORT_244=18446744073709551615, mask_SORT_247=18446744073709551615, mask_SORT_25=511, mask_SORT_250=18446744073709551615, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_39=65535, mask_SORT_41=4294967295, mask_SORT_43=4294967295, mask_SORT_45=4294967295, mask_SORT_47=4294967295, mask_SORT_49=4294967295, mask_SORT_51=4294967295, mask_SORT_53=4294967295, mask_SORT_55=4294967295, mask_SORT_57=4294967295, mask_SORT_59=4294967295, mask_SORT_61=4294967295, mask_SORT_63=4294967295, mask_SORT_65=4294967295, mask_SORT_67=4294967295, mask_SORT_9=4294967295, msb_SORT_1=1, msb_SORT_11=2147483648, msb_SORT_12=4, msb_SORT_15=8, msb_SORT_156=9223372036854775808, msb_SORT_157=8589934592, msb_SORT_158=2, msb_SORT_166=17179869184, msb_SORT_169=34359738368, msb_SORT_17=16, msb_SORT_172=68719476736, msb_SORT_175=137438953472, msb_SORT_178=274877906944, msb_SORT_181=549755813888, msb_SORT_184=1099511627776, msb_SORT_187=2199023255552, msb_SORT_19=32, msb_SORT_190=4398046511104, msb_SORT_193=8796093022208, msb_SORT_196=17592186044416, msb_SORT_199=35184372088832, msb_SORT_202=70368744177664, msb_SORT_205=140737488355328, msb_SORT_208=281474976710656, msb_SORT_21=64, msb_SORT_211=562949953421312, msb_SORT_214=1125899906842624, msb_SORT_217=2251799813685248, msb_SORT_220=4503599627370496, msb_SORT_223=9007199254740992, msb_SORT_226=18014398509481984, msb_SORT_229=36028797018963968, msb_SORT_23=128, msb_SORT_232=72057594037927936, msb_SORT_235=144115188075855872, msb_SORT_238=288230376151711744, msb_SORT_241=576460752303423488, msb_SORT_244=1152921504606846976, msb_SORT_247=2305843009213693952, msb_SORT_25=256, msb_SORT_250=4611686018427387904, msb_SORT_27=512, msb_SORT_29=1024, msb_SORT_31=2048, msb_SORT_33=4096, msb_SORT_35=8192, msb_SORT_37=16384, msb_SORT_39=32768, msb_SORT_41=65536, msb_SORT_43=131072, msb_SORT_45=262144, msb_SORT_47=524288, msb_SORT_49=1048576, msb_SORT_51=2097152, msb_SORT_53=4194304, msb_SORT_55=8388608, msb_SORT_57=16777216, msb_SORT_59=33554432, msb_SORT_61=67108864, msb_SORT_63=134217728, msb_SORT_65=268435456, msb_SORT_67=536870912, msb_SORT_9=1073741824, state_103=4294967276, state_105=1, state_120=0, state_140=1, state_143=0, state_147=0, state_259=0, state_5=1, state_72=1, var_10=0, var_117=5, var_119=0, var_128=8, var_128_arg_0=1, var_129=0, var_129_arg_0=8, var_13=4, var_130=1, var_130_arg_0=1, var_130_arg_1=0, var_132=1, var_132_arg_0=1, var_133=1, var_133_arg_0=0, var_133_arg_1=1, var_134=0, var_134_arg_0=1, var_134_arg_1=1, var_135=0, var_135_arg_0=0, var_136=255, var_136_arg_0=0, var_137=1, var_137_arg_0=0, var_137_arg_1=255, var_153=64, var_159=1, var_255=127, var_288=1, var_290=127, var_371=6, var_375=9, var_393=64, var_406=0, var_409=0, var_7=0, var_71=8, var_8=1] [L286] SORT_12 var_118_arg_0 = var_117; [L287] var_118_arg_0 = var_118_arg_0 & mask_SORT_12 [L288] SORT_39 var_118 = var_118_arg_0; [L289] SORT_39 var_122_arg_0 = var_118; [L290] SORT_39 var_122_arg_1 = state_120; [L291] SORT_1 var_122 = var_122_arg_0 < var_122_arg_1; [L292] SORT_1 var_14_arg_0 = input_3; [L293] SORT_1 var_14 = ~var_14_arg_0; [L294] SORT_1 var_16_arg_0 = var_14; [L295] SORT_12 var_16_arg_1 = var_13; [L296] SORT_15 var_16 = ((SORT_15)var_16_arg_0 << 3) | var_16_arg_1; [L297] var_16 = var_16 & mask_SORT_15 [L298] SORT_1 var_18_arg_0 = input_3; [L299] SORT_15 var_18_arg_1 = var_16; [L300] SORT_17 var_18 = ((SORT_17)var_18_arg_0 << 4) | var_18_arg_1; [L301] var_18 = var_18 & mask_SORT_17 [L302] SORT_1 var_20_arg_0 = input_3; [L303] SORT_17 var_20_arg_1 = var_18; [L304] SORT_19 var_20 = ((SORT_19)var_20_arg_0 << 5) | var_20_arg_1; [L305] var_20 = var_20 & mask_SORT_19 [L306] SORT_1 var_22_arg_0 = input_3; [L307] SORT_19 var_22_arg_1 = var_20; [L308] SORT_21 var_22 = ((SORT_21)var_22_arg_0 << 6) | var_22_arg_1; [L309] var_22 = var_22 & mask_SORT_21 [L310] SORT_1 var_24_arg_0 = input_3; [L311] SORT_21 var_24_arg_1 = var_22; [L312] SORT_23 var_24 = ((SORT_23)var_24_arg_0 << 7) | var_24_arg_1; [L313] var_24 = var_24 & mask_SORT_23 [L314] SORT_1 var_26_arg_0 = input_3; [L315] SORT_23 var_26_arg_1 = var_24; [L316] SORT_25 var_26 = ((SORT_25)var_26_arg_0 << 8) | var_26_arg_1; [L317] var_26 = var_26 & mask_SORT_25 [L318] SORT_1 var_28_arg_0 = var_14; [L319] SORT_25 var_28_arg_1 = var_26; [L320] SORT_27 var_28 = ((SORT_27)var_28_arg_0 << 9) | var_28_arg_1; [L321] var_28 = var_28 & mask_SORT_27 [L322] SORT_1 var_30_arg_0 = var_14; [L323] SORT_27 var_30_arg_1 = var_28; [L324] SORT_29 var_30 = ((SORT_29)var_30_arg_0 << 10) | var_30_arg_1; [L325] var_30 = var_30 & mask_SORT_29 [L326] SORT_1 var_32_arg_0 = var_14; [L327] SORT_29 var_32_arg_1 = var_30; [L328] SORT_31 var_32 = ((SORT_31)var_32_arg_0 << 11) | var_32_arg_1; [L329] var_32 = var_32 & mask_SORT_31 [L330] SORT_1 var_34_arg_0 = var_14; [L331] SORT_31 var_34_arg_1 = var_32; [L332] SORT_33 var_34 = ((SORT_33)var_34_arg_0 << 12) | var_34_arg_1; [L333] var_34 = var_34 & mask_SORT_33 [L334] SORT_1 var_36_arg_0 = var_14; [L335] SORT_33 var_36_arg_1 = var_34; [L336] SORT_35 var_36 = ((SORT_35)var_36_arg_0 << 13) | var_36_arg_1; [L337] var_36 = var_36 & mask_SORT_35 [L338] SORT_1 var_38_arg_0 = var_14; [L339] SORT_35 var_38_arg_1 = var_36; [L340] SORT_37 var_38 = ((SORT_37)var_38_arg_0 << 14) | var_38_arg_1; [L341] var_38 = var_38 & mask_SORT_37 [L342] SORT_1 var_40_arg_0 = var_14; [L343] SORT_37 var_40_arg_1 = var_38; [L344] SORT_39 var_40 = ((SORT_39)var_40_arg_0 << 15) | var_40_arg_1; [L345] var_40 = var_40 & mask_SORT_39 [L346] SORT_1 var_42_arg_0 = var_14; [L347] SORT_39 var_42_arg_1 = var_40; [L348] SORT_41 var_42 = ((SORT_41)var_42_arg_0 << 16) | var_42_arg_1; [L349] var_42 = var_42 & mask_SORT_41 [L350] SORT_1 var_44_arg_0 = var_14; [L351] SORT_41 var_44_arg_1 = var_42; [L352] SORT_43 var_44 = ((SORT_43)var_44_arg_0 << 17) | var_44_arg_1; [L353] var_44 = var_44 & mask_SORT_43 [L354] SORT_1 var_46_arg_0 = var_14; [L355] SORT_43 var_46_arg_1 = var_44; [L356] SORT_45 var_46 = ((SORT_45)var_46_arg_0 << 18) | var_46_arg_1; [L357] var_46 = var_46 & mask_SORT_45 [L358] SORT_1 var_48_arg_0 = var_14; [L359] SORT_45 var_48_arg_1 = var_46; [L360] SORT_47 var_48 = ((SORT_47)var_48_arg_0 << 19) | var_48_arg_1; [L361] var_48 = var_48 & mask_SORT_47 [L362] SORT_1 var_50_arg_0 = var_14; [L363] SORT_47 var_50_arg_1 = var_48; [L364] SORT_49 var_50 = ((SORT_49)var_50_arg_0 << 20) | var_50_arg_1; [L365] var_50 = var_50 & mask_SORT_49 [L366] SORT_1 var_52_arg_0 = var_14; [L367] SORT_49 var_52_arg_1 = var_50; [L368] SORT_51 var_52 = ((SORT_51)var_52_arg_0 << 21) | var_52_arg_1; [L369] var_52 = var_52 & mask_SORT_51 [L370] SORT_1 var_54_arg_0 = var_14; [L371] SORT_51 var_54_arg_1 = var_52; [L372] SORT_53 var_54 = ((SORT_53)var_54_arg_0 << 22) | var_54_arg_1; [L373] var_54 = var_54 & mask_SORT_53 [L374] SORT_1 var_56_arg_0 = var_14; [L375] SORT_53 var_56_arg_1 = var_54; [L376] SORT_55 var_56 = ((SORT_55)var_56_arg_0 << 23) | var_56_arg_1; [L377] var_56 = var_56 & mask_SORT_55 [L378] SORT_1 var_58_arg_0 = var_14; [L379] SORT_55 var_58_arg_1 = var_56; [L380] SORT_57 var_58 = ((SORT_57)var_58_arg_0 << 24) | var_58_arg_1; [L381] var_58 = var_58 & mask_SORT_57 [L382] SORT_1 var_60_arg_0 = var_14; [L383] SORT_57 var_60_arg_1 = var_58; [L384] SORT_59 var_60 = ((SORT_59)var_60_arg_0 << 25) | var_60_arg_1; [L385] var_60 = var_60 & mask_SORT_59 [L386] SORT_1 var_62_arg_0 = var_14; [L387] SORT_59 var_62_arg_1 = var_60; [L388] SORT_61 var_62 = ((SORT_61)var_62_arg_0 << 26) | var_62_arg_1; [L389] var_62 = var_62 & mask_SORT_61 [L390] SORT_1 var_64_arg_0 = var_14; [L391] SORT_61 var_64_arg_1 = var_62; [L392] SORT_63 var_64 = ((SORT_63)var_64_arg_0 << 27) | var_64_arg_1; [L393] var_64 = var_64 & mask_SORT_63 [L394] SORT_1 var_66_arg_0 = var_14; [L395] SORT_63 var_66_arg_1 = var_64; [L396] SORT_65 var_66 = ((SORT_65)var_66_arg_0 << 28) | var_66_arg_1; [L397] var_66 = var_66 & mask_SORT_65 [L398] SORT_1 var_68_arg_0 = var_14; [L399] SORT_65 var_68_arg_1 = var_66; [L400] SORT_67 var_68 = ((SORT_67)var_68_arg_0 << 29) | var_68_arg_1; [L401] var_68 = var_68 & mask_SORT_67 [L402] SORT_1 var_69_arg_0 = var_14; [L403] SORT_67 var_69_arg_1 = var_68; [L404] SORT_9 var_69 = ((SORT_9)var_69_arg_0 << 30) | var_69_arg_1; [L405] var_69 = var_69 & mask_SORT_9 [L406] SORT_1 var_70_arg_0 = var_14; [L407] SORT_9 var_70_arg_1 = var_69; [L408] SORT_11 var_70 = ((SORT_11)var_70_arg_0 << 31) | var_70_arg_1; [L409] SORT_1 var_73_arg_0 = state_72; [L410] SORT_1 var_73 = ~var_73_arg_0; [L411] SORT_1 var_74_arg_0 = var_73; [L412] SORT_15 var_74_arg_1 = var_71; [L413] SORT_17 var_74 = ((SORT_17)var_74_arg_0 << 4) | var_74_arg_1; [L414] var_74 = var_74 & mask_SORT_17 [L415] SORT_1 var_75_arg_0 = var_73; [L416] SORT_17 var_75_arg_1 = var_74; [L417] SORT_19 var_75 = ((SORT_19)var_75_arg_0 << 5) | var_75_arg_1; [L418] var_75 = var_75 & mask_SORT_19 [L419] SORT_1 var_76_arg_0 = state_72; [L420] SORT_19 var_76_arg_1 = var_75; [L421] SORT_21 var_76 = ((SORT_21)var_76_arg_0 << 6) | var_76_arg_1; [L422] var_76 = var_76 & mask_SORT_21 [L423] SORT_1 var_77_arg_0 = state_72; [L424] SORT_21 var_77_arg_1 = var_76; [L425] SORT_23 var_77 = ((SORT_23)var_77_arg_0 << 7) | var_77_arg_1; [L426] var_77 = var_77 & mask_SORT_23 [L427] SORT_1 var_78_arg_0 = var_73; [L428] SORT_23 var_78_arg_1 = var_77; [L429] SORT_25 var_78 = ((SORT_25)var_78_arg_0 << 8) | var_78_arg_1; [L430] var_78 = var_78 & mask_SORT_25 [L431] SORT_1 var_79_arg_0 = var_73; [L432] SORT_25 var_79_arg_1 = var_78; [L433] SORT_27 var_79 = ((SORT_27)var_79_arg_0 << 9) | var_79_arg_1; [L434] var_79 = var_79 & mask_SORT_27 [L435] SORT_1 var_80_arg_0 = var_73; [L436] SORT_27 var_80_arg_1 = var_79; [L437] SORT_29 var_80 = ((SORT_29)var_80_arg_0 << 10) | var_80_arg_1; [L438] var_80 = var_80 & mask_SORT_29 [L439] SORT_1 var_81_arg_0 = var_73; [L440] SORT_29 var_81_arg_1 = var_80; [L441] SORT_31 var_81 = ((SORT_31)var_81_arg_0 << 11) | var_81_arg_1; [L442] var_81 = var_81 & mask_SORT_31 [L443] SORT_1 var_82_arg_0 = var_73; [L444] SORT_31 var_82_arg_1 = var_81; [L445] SORT_33 var_82 = ((SORT_33)var_82_arg_0 << 12) | var_82_arg_1; [L446] var_82 = var_82 & mask_SORT_33 [L447] SORT_1 var_83_arg_0 = var_73; [L448] SORT_33 var_83_arg_1 = var_82; [L449] SORT_35 var_83 = ((SORT_35)var_83_arg_0 << 13) | var_83_arg_1; [L450] var_83 = var_83 & mask_SORT_35 [L451] SORT_1 var_84_arg_0 = var_73; [L452] SORT_35 var_84_arg_1 = var_83; [L453] SORT_37 var_84 = ((SORT_37)var_84_arg_0 << 14) | var_84_arg_1; [L454] var_84 = var_84 & mask_SORT_37 [L455] SORT_1 var_85_arg_0 = var_73; [L456] SORT_37 var_85_arg_1 = var_84; [L457] SORT_39 var_85 = ((SORT_39)var_85_arg_0 << 15) | var_85_arg_1; [L458] var_85 = var_85 & mask_SORT_39 [L459] SORT_1 var_86_arg_0 = var_73; [L460] SORT_39 var_86_arg_1 = var_85; [L461] SORT_41 var_86 = ((SORT_41)var_86_arg_0 << 16) | var_86_arg_1; [L462] var_86 = var_86 & mask_SORT_41 [L463] SORT_1 var_87_arg_0 = var_73; [L464] SORT_41 var_87_arg_1 = var_86; [L465] SORT_43 var_87 = ((SORT_43)var_87_arg_0 << 17) | var_87_arg_1; [L466] var_87 = var_87 & mask_SORT_43 [L467] SORT_1 var_88_arg_0 = var_73; [L468] SORT_43 var_88_arg_1 = var_87; [L469] SORT_45 var_88 = ((SORT_45)var_88_arg_0 << 18) | var_88_arg_1; [L470] var_88 = var_88 & mask_SORT_45 [L471] SORT_1 var_89_arg_0 = var_73; [L472] SORT_45 var_89_arg_1 = var_88; [L473] SORT_47 var_89 = ((SORT_47)var_89_arg_0 << 19) | var_89_arg_1; [L474] var_89 = var_89 & mask_SORT_47 [L475] SORT_1 var_90_arg_0 = var_73; [L476] SORT_47 var_90_arg_1 = var_89; [L477] SORT_49 var_90 = ((SORT_49)var_90_arg_0 << 20) | var_90_arg_1; [L478] var_90 = var_90 & mask_SORT_49 [L479] SORT_1 var_91_arg_0 = var_73; [L480] SORT_49 var_91_arg_1 = var_90; [L481] SORT_51 var_91 = ((SORT_51)var_91_arg_0 << 21) | var_91_arg_1; [L482] var_91 = var_91 & mask_SORT_51 [L483] SORT_1 var_92_arg_0 = var_73; [L484] SORT_51 var_92_arg_1 = var_91; [L485] SORT_53 var_92 = ((SORT_53)var_92_arg_0 << 22) | var_92_arg_1; [L486] var_92 = var_92 & mask_SORT_53 [L487] SORT_1 var_93_arg_0 = var_73; [L488] SORT_53 var_93_arg_1 = var_92; [L489] SORT_55 var_93 = ((SORT_55)var_93_arg_0 << 23) | var_93_arg_1; [L490] var_93 = var_93 & mask_SORT_55 [L491] SORT_1 var_94_arg_0 = var_73; [L492] SORT_55 var_94_arg_1 = var_93; [L493] SORT_57 var_94 = ((SORT_57)var_94_arg_0 << 24) | var_94_arg_1; [L494] var_94 = var_94 & mask_SORT_57 [L495] SORT_1 var_95_arg_0 = var_73; [L496] SORT_57 var_95_arg_1 = var_94; [L497] SORT_59 var_95 = ((SORT_59)var_95_arg_0 << 25) | var_95_arg_1; [L498] var_95 = var_95 & mask_SORT_59 [L499] SORT_1 var_96_arg_0 = var_73; [L500] SORT_59 var_96_arg_1 = var_95; [L501] SORT_61 var_96 = ((SORT_61)var_96_arg_0 << 26) | var_96_arg_1; [L502] var_96 = var_96 & mask_SORT_61 [L503] SORT_1 var_97_arg_0 = var_73; [L504] SORT_61 var_97_arg_1 = var_96; [L505] SORT_63 var_97 = ((SORT_63)var_97_arg_0 << 27) | var_97_arg_1; [L506] var_97 = var_97 & mask_SORT_63 [L507] SORT_1 var_98_arg_0 = var_73; [L508] SORT_63 var_98_arg_1 = var_97; [L509] SORT_65 var_98 = ((SORT_65)var_98_arg_0 << 28) | var_98_arg_1; [L510] var_98 = var_98 & mask_SORT_65 [L511] SORT_1 var_99_arg_0 = var_73; [L512] SORT_65 var_99_arg_1 = var_98; [L513] SORT_67 var_99 = ((SORT_67)var_99_arg_0 << 29) | var_99_arg_1; [L514] var_99 = var_99 & mask_SORT_67 [L515] SORT_1 var_100_arg_0 = var_73; [L516] SORT_67 var_100_arg_1 = var_99; [L517] SORT_9 var_100 = ((SORT_9)var_100_arg_0 << 30) | var_100_arg_1; [L518] var_100 = var_100 & mask_SORT_9 [L519] SORT_1 var_101_arg_0 = var_73; [L520] SORT_9 var_101_arg_1 = var_100; [L521] SORT_11 var_101 = ((SORT_11)var_101_arg_0 << 31) | var_101_arg_1; [L522] SORT_11 var_102_arg_0 = var_70; [L523] SORT_11 var_102_arg_1 = var_101; [L524] SORT_11 var_102 = var_102_arg_0 + var_102_arg_1; [L525] SORT_11 var_104_arg_0 = state_103; [L526] SORT_11 var_104 = -var_104_arg_0; [L527] SORT_1 var_106_arg_0 = state_105; [L528] SORT_11 var_106_arg_1 = var_104; [L529] SORT_11 var_106_arg_2 = state_103; VAL [constr_131_arg_0=1, constr_138_arg_0=1, init_121_arg_1=0, input_2=10, input_3=1, input_4=1, mask_SORT_1=1, mask_SORT_11=4294967295, mask_SORT_12=7, mask_SORT_15=15, mask_SORT_156=18446744073709551615, mask_SORT_157=18446744073709551615, mask_SORT_158=3, mask_SORT_166=18446744073709551615, mask_SORT_169=18446744073709551615, mask_SORT_17=31, mask_SORT_172=18446744073709551615, mask_SORT_175=18446744073709551615, mask_SORT_178=18446744073709551615, mask_SORT_181=18446744073709551615, mask_SORT_184=18446744073709551615, mask_SORT_187=18446744073709551615, mask_SORT_19=63, mask_SORT_190=18446744073709551615, mask_SORT_193=18446744073709551615, mask_SORT_196=18446744073709551615, mask_SORT_199=18446744073709551615, mask_SORT_202=18446744073709551615, mask_SORT_205=18446744073709551615, mask_SORT_208=18446744073709551615, mask_SORT_21=127, mask_SORT_211=18446744073709551615, mask_SORT_214=18446744073709551615, mask_SORT_217=18446744073709551615, mask_SORT_220=18446744073709551615, mask_SORT_223=18446744073709551615, mask_SORT_226=18446744073709551615, mask_SORT_229=18446744073709551615, mask_SORT_23=255, mask_SORT_232=18446744073709551615, mask_SORT_235=18446744073709551615, mask_SORT_238=18446744073709551615, mask_SORT_241=18446744073709551615, mask_SORT_244=18446744073709551615, mask_SORT_247=18446744073709551615, mask_SORT_25=511, mask_SORT_250=18446744073709551615, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_39=65535, mask_SORT_41=4294967295, mask_SORT_43=4294967295, mask_SORT_45=4294967295, mask_SORT_47=4294967295, mask_SORT_49=4294967295, mask_SORT_51=4294967295, mask_SORT_53=4294967295, mask_SORT_55=4294967295, mask_SORT_57=4294967295, mask_SORT_59=4294967295, mask_SORT_61=4294967295, mask_SORT_63=4294967295, mask_SORT_65=4294967295, mask_SORT_67=4294967295, mask_SORT_9=4294967295, msb_SORT_1=1, msb_SORT_11=2147483648, msb_SORT_12=4, msb_SORT_15=8, msb_SORT_156=9223372036854775808, msb_SORT_157=8589934592, msb_SORT_158=2, msb_SORT_166=17179869184, msb_SORT_169=34359738368, msb_SORT_17=16, msb_SORT_172=68719476736, msb_SORT_175=137438953472, msb_SORT_178=274877906944, msb_SORT_181=549755813888, msb_SORT_184=1099511627776, msb_SORT_187=2199023255552, msb_SORT_19=32, msb_SORT_190=4398046511104, msb_SORT_193=8796093022208, msb_SORT_196=17592186044416, msb_SORT_199=35184372088832, msb_SORT_202=70368744177664, msb_SORT_205=140737488355328, msb_SORT_208=281474976710656, msb_SORT_21=64, msb_SORT_211=562949953421312, msb_SORT_214=1125899906842624, msb_SORT_217=2251799813685248, msb_SORT_220=4503599627370496, msb_SORT_223=9007199254740992, msb_SORT_226=18014398509481984, msb_SORT_229=36028797018963968, msb_SORT_23=128, msb_SORT_232=72057594037927936, msb_SORT_235=144115188075855872, msb_SORT_238=288230376151711744, msb_SORT_241=576460752303423488, msb_SORT_244=1152921504606846976, msb_SORT_247=2305843009213693952, msb_SORT_25=256, msb_SORT_250=4611686018427387904, msb_SORT_27=512, msb_SORT_29=1024, msb_SORT_31=2048, msb_SORT_33=4096, msb_SORT_35=8192, msb_SORT_37=16384, msb_SORT_39=32768, msb_SORT_41=65536, msb_SORT_43=131072, msb_SORT_45=262144, msb_SORT_47=524288, msb_SORT_49=1048576, msb_SORT_51=2097152, msb_SORT_53=4194304, msb_SORT_55=8388608, msb_SORT_57=16777216, msb_SORT_59=33554432, msb_SORT_61=67108864, msb_SORT_63=134217728, msb_SORT_65=268435456, msb_SORT_67=536870912, msb_SORT_9=1073741824, state_103=4294967276, state_105=1, state_120=0, state_140=1, state_143=0, state_147=0, state_259=0, state_5=1, state_72=1, var_10=0, var_100=0, var_100_arg_0=0, var_100_arg_1=0, var_101=0, var_101_arg_0=0, var_101_arg_1=0, var_102=2147483648, var_102_arg_0=2147483648, var_102_arg_1=0, var_104=20, var_104_arg_0=4294967276, var_106_arg_0=1, var_106_arg_1=20, var_106_arg_2=4294967276, var_117=5, var_118=1, var_118_arg_0=1, var_119=0, var_122=0, var_122_arg_0=1, var_122_arg_1=0, var_128=8, var_128_arg_0=1, var_129=0, var_129_arg_0=8, var_13=4, var_130=1, var_130_arg_0=1, var_130_arg_1=0, var_132=1, var_132_arg_0=1, var_133=1, var_133_arg_0=0, var_133_arg_1=1, var_134=0, var_134_arg_0=1, var_134_arg_1=1, var_135=0, var_135_arg_0=0, var_136=255, var_136_arg_0=0, var_137=1, var_137_arg_0=0, var_137_arg_1=255, var_14=1, var_14_arg_0=1, var_153=64, var_159=1, var_16=1, var_16_arg_0=1, var_16_arg_1=4, var_18=1, var_18_arg_0=1, var_18_arg_1=1, var_20=0, var_20_arg_0=1, var_20_arg_1=1, var_22=251, var_22_arg_0=1, var_22_arg_1=0, var_24=0, var_24_arg_0=1, var_24_arg_1=251, var_255=127, var_26=2, var_26_arg_0=1, var_26_arg_1=0, var_28=1023, var_288=1, var_28_arg_0=1, var_28_arg_1=2, var_290=127, var_30=9, var_30_arg_0=1, var_30_arg_1=1023, var_32=11, var_32_arg_0=1, var_32_arg_1=9, var_34=65531, var_34_arg_0=1, var_34_arg_1=11, var_36=65533, var_36_arg_0=1, var_36_arg_1=65531, var_371=6, var_375=9, var_38=1, var_38_arg_0=1, var_38_arg_1=65533, var_393=64, var_40=1, var_406=0, var_409=0, var_40_arg_0=1, var_40_arg_1=1, var_42=0, var_42_arg_0=1, var_42_arg_1=1, var_44=1, var_44_arg_0=1, var_44_arg_1=0, var_46=3, var_46_arg_0=1, var_46_arg_1=1, var_48=23, var_48_arg_0=1, var_48_arg_1=3, var_50=2097152, var_50_arg_0=1, var_50_arg_1=23, var_52=0, var_52_arg_0=1, var_52_arg_1=2097152, var_54=0, var_54_arg_0=1, var_54_arg_1=0, var_56=0, var_56_arg_0=1, var_56_arg_1=0, var_58=9, var_58_arg_0=1, var_58_arg_1=0, var_60=1, var_60_arg_0=1, var_60_arg_1=9, var_62=8, var_62_arg_0=1, var_62_arg_1=1, var_64=13, var_64_arg_0=1, var_64_arg_1=8, var_66=4294967295, var_66_arg_0=1, var_66_arg_1=13, var_68=16, var_68_arg_0=1, var_68_arg_1=4294967295, var_69=0, var_69_arg_0=1, var_69_arg_1=16, var_7=0, var_70=2147483648, var_70_arg_0=1, var_70_arg_1=0, var_71=8, var_73=0, var_73_arg_0=1, var_74=0, var_74_arg_0=0, var_74_arg_1=8, var_75=0, var_75_arg_0=0, var_75_arg_1=0, var_76=1, var_76_arg_0=1, var_76_arg_1=0, var_77=2, var_77_arg_0=1, var_77_arg_1=1, var_78=28, var_78_arg_0=0, var_78_arg_1=2, var_79=65530, var_79_arg_0=0, var_79_arg_1=28, var_8=1, var_80=65526, var_80_arg_0=0, var_80_arg_1=65530, var_81=12, var_81_arg_0=0, var_81_arg_1=65526, var_82=65528, var_82_arg_0=0, var_82_arg_1=12, var_83=2, var_83_arg_0=0, var_83_arg_1=65528, var_84=4, var_84_arg_0=0, var_84_arg_1=2, var_85=4, var_85_arg_0=0, var_85_arg_1=4, var_86=6, var_86_arg_0=0, var_86_arg_1=4, var_87=16, var_87_arg_0=0, var_87_arg_1=6, var_88=1, var_88_arg_0=0, var_88_arg_1=16, var_89=7, var_89_arg_0=0, var_89_arg_1=1, var_90=11, var_90_arg_0=0, var_90_arg_1=7, var_91=3, var_91_arg_0=0, var_91_arg_1=11, var_92=3, var_92_arg_0=0, var_92_arg_1=3, var_93=15, var_93_arg_0=0, var_93_arg_1=3, var_94=17, var_94_arg_0=0, var_94_arg_1=15, var_95=12, var_95_arg_0=0, var_95_arg_1=17, var_96=4294967289, var_96_arg_0=0, var_96_arg_1=12, var_97=18, var_97_arg_0=0, var_97_arg_1=4294967289, var_98=18, var_98_arg_0=0, var_98_arg_1=18, var_99=0, var_99_arg_0=0, var_99_arg_1=18] [L530] EXPR var_106_arg_0 ? var_106_arg_1 : var_106_arg_2 VAL [constr_131_arg_0=1, constr_138_arg_0=1, init_121_arg_1=0, input_2=10, input_3=1, input_4=1, mask_SORT_1=1, mask_SORT_11=4294967295, mask_SORT_12=7, mask_SORT_15=15, mask_SORT_156=18446744073709551615, mask_SORT_157=18446744073709551615, mask_SORT_158=3, mask_SORT_166=18446744073709551615, mask_SORT_169=18446744073709551615, mask_SORT_17=31, mask_SORT_172=18446744073709551615, mask_SORT_175=18446744073709551615, mask_SORT_178=18446744073709551615, mask_SORT_181=18446744073709551615, mask_SORT_184=18446744073709551615, mask_SORT_187=18446744073709551615, mask_SORT_19=63, mask_SORT_190=18446744073709551615, mask_SORT_193=18446744073709551615, mask_SORT_196=18446744073709551615, mask_SORT_199=18446744073709551615, mask_SORT_202=18446744073709551615, mask_SORT_205=18446744073709551615, mask_SORT_208=18446744073709551615, mask_SORT_21=127, mask_SORT_211=18446744073709551615, mask_SORT_214=18446744073709551615, mask_SORT_217=18446744073709551615, mask_SORT_220=18446744073709551615, mask_SORT_223=18446744073709551615, mask_SORT_226=18446744073709551615, mask_SORT_229=18446744073709551615, mask_SORT_23=255, mask_SORT_232=18446744073709551615, mask_SORT_235=18446744073709551615, mask_SORT_238=18446744073709551615, mask_SORT_241=18446744073709551615, mask_SORT_244=18446744073709551615, mask_SORT_247=18446744073709551615, mask_SORT_25=511, mask_SORT_250=18446744073709551615, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_39=65535, mask_SORT_41=4294967295, mask_SORT_43=4294967295, mask_SORT_45=4294967295, mask_SORT_47=4294967295, mask_SORT_49=4294967295, mask_SORT_51=4294967295, mask_SORT_53=4294967295, mask_SORT_55=4294967295, mask_SORT_57=4294967295, mask_SORT_59=4294967295, mask_SORT_61=4294967295, mask_SORT_63=4294967295, mask_SORT_65=4294967295, mask_SORT_67=4294967295, mask_SORT_9=4294967295, msb_SORT_1=1, msb_SORT_11=2147483648, msb_SORT_12=4, msb_SORT_15=8, msb_SORT_156=9223372036854775808, msb_SORT_157=8589934592, msb_SORT_158=2, msb_SORT_166=17179869184, msb_SORT_169=34359738368, msb_SORT_17=16, msb_SORT_172=68719476736, msb_SORT_175=137438953472, msb_SORT_178=274877906944, msb_SORT_181=549755813888, msb_SORT_184=1099511627776, msb_SORT_187=2199023255552, msb_SORT_19=32, msb_SORT_190=4398046511104, msb_SORT_193=8796093022208, msb_SORT_196=17592186044416, msb_SORT_199=35184372088832, msb_SORT_202=70368744177664, msb_SORT_205=140737488355328, msb_SORT_208=281474976710656, msb_SORT_21=64, msb_SORT_211=562949953421312, msb_SORT_214=1125899906842624, msb_SORT_217=2251799813685248, msb_SORT_220=4503599627370496, msb_SORT_223=9007199254740992, msb_SORT_226=18014398509481984, msb_SORT_229=36028797018963968, msb_SORT_23=128, msb_SORT_232=72057594037927936, msb_SORT_235=144115188075855872, msb_SORT_238=288230376151711744, msb_SORT_241=576460752303423488, msb_SORT_244=1152921504606846976, msb_SORT_247=2305843009213693952, msb_SORT_25=256, msb_SORT_250=4611686018427387904, msb_SORT_27=512, msb_SORT_29=1024, msb_SORT_31=2048, msb_SORT_33=4096, msb_SORT_35=8192, msb_SORT_37=16384, msb_SORT_39=32768, msb_SORT_41=65536, msb_SORT_43=131072, msb_SORT_45=262144, msb_SORT_47=524288, msb_SORT_49=1048576, msb_SORT_51=2097152, msb_SORT_53=4194304, msb_SORT_55=8388608, msb_SORT_57=16777216, msb_SORT_59=33554432, msb_SORT_61=67108864, msb_SORT_63=134217728, msb_SORT_65=268435456, msb_SORT_67=536870912, msb_SORT_9=1073741824, state_103=4294967276, state_105=1, state_120=0, state_140=1, state_143=0, state_147=0, state_259=0, state_5=1, state_72=1, var_10=0, var_100=0, var_100_arg_0=0, var_100_arg_1=0, var_101=0, var_101_arg_0=0, var_101_arg_1=0, var_102=2147483648, var_102_arg_0=2147483648, var_102_arg_1=0, var_104=20, var_104_arg_0=4294967276, var_106_arg_0=1, var_106_arg_0 ? var_106_arg_1 : var_106_arg_2=20, var_106_arg_1=20, var_106_arg_2=4294967276, var_117=5, var_118=1, var_118_arg_0=1, var_119=0, var_122=0, var_122_arg_0=1, var_122_arg_1=0, var_128=8, var_128_arg_0=1, var_129=0, var_129_arg_0=8, var_13=4, var_130=1, var_130_arg_0=1, var_130_arg_1=0, var_132=1, var_132_arg_0=1, var_133=1, var_133_arg_0=0, var_133_arg_1=1, var_134=0, var_134_arg_0=1, var_134_arg_1=1, var_135=0, var_135_arg_0=0, var_136=255, var_136_arg_0=0, var_137=1, var_137_arg_0=0, var_137_arg_1=255, var_14=1, var_14_arg_0=1, var_153=64, var_159=1, var_16=1, var_16_arg_0=1, var_16_arg_1=4, var_18=1, var_18_arg_0=1, var_18_arg_1=1, var_20=0, var_20_arg_0=1, var_20_arg_1=1, var_22=251, var_22_arg_0=1, var_22_arg_1=0, var_24=0, var_24_arg_0=1, var_24_arg_1=251, var_255=127, var_26=2, var_26_arg_0=1, var_26_arg_1=0, var_28=1023, var_288=1, var_28_arg_0=1, var_28_arg_1=2, var_290=127, var_30=9, var_30_arg_0=1, var_30_arg_1=1023, var_32=11, var_32_arg_0=1, var_32_arg_1=9, var_34=65531, var_34_arg_0=1, var_34_arg_1=11, var_36=65533, var_36_arg_0=1, var_36_arg_1=65531, var_371=6, var_375=9, var_38=1, var_38_arg_0=1, var_38_arg_1=65533, var_393=64, var_40=1, var_406=0, var_409=0, var_40_arg_0=1, var_40_arg_1=1, var_42=0, var_42_arg_0=1, var_42_arg_1=1, var_44=1, var_44_arg_0=1, var_44_arg_1=0, var_46=3, var_46_arg_0=1, var_46_arg_1=1, var_48=23, var_48_arg_0=1, var_48_arg_1=3, var_50=2097152, var_50_arg_0=1, var_50_arg_1=23, var_52=0, var_52_arg_0=1, var_52_arg_1=2097152, var_54=0, var_54_arg_0=1, var_54_arg_1=0, var_56=0, var_56_arg_0=1, var_56_arg_1=0, var_58=9, var_58_arg_0=1, var_58_arg_1=0, var_60=1, var_60_arg_0=1, var_60_arg_1=9, var_62=8, var_62_arg_0=1, var_62_arg_1=1, var_64=13, var_64_arg_0=1, var_64_arg_1=8, var_66=4294967295, var_66_arg_0=1, var_66_arg_1=13, var_68=16, var_68_arg_0=1, var_68_arg_1=4294967295, var_69=0, var_69_arg_0=1, var_69_arg_1=16, var_7=0, var_70=2147483648, var_70_arg_0=1, var_70_arg_1=0, var_71=8, var_73=0, var_73_arg_0=1, var_74=0, var_74_arg_0=0, var_74_arg_1=8, var_75=0, var_75_arg_0=0, var_75_arg_1=0, var_76=1, var_76_arg_0=1, var_76_arg_1=0, var_77=2, var_77_arg_0=1, var_77_arg_1=1, var_78=28, var_78_arg_0=0, var_78_arg_1=2, var_79=65530, var_79_arg_0=0, var_79_arg_1=28, var_8=1, var_80=65526, var_80_arg_0=0, var_80_arg_1=65530, var_81=12, var_81_arg_0=0, var_81_arg_1=65526, var_82=65528, var_82_arg_0=0, var_82_arg_1=12, var_83=2, var_83_arg_0=0, var_83_arg_1=65528, var_84=4, var_84_arg_0=0, var_84_arg_1=2, var_85=4, var_85_arg_0=0, var_85_arg_1=4, var_86=6, var_86_arg_0=0, var_86_arg_1=4, var_87=16, var_87_arg_0=0, var_87_arg_1=6, var_88=1, var_88_arg_0=0, var_88_arg_1=16, var_89=7, var_89_arg_0=0, var_89_arg_1=1, var_90=11, var_90_arg_0=0, var_90_arg_1=7, var_91=3, var_91_arg_0=0, var_91_arg_1=11, var_92=3, var_92_arg_0=0, var_92_arg_1=3, var_93=15, var_93_arg_0=0, var_93_arg_1=3, var_94=17, var_94_arg_0=0, var_94_arg_1=15, var_95=12, var_95_arg_0=0, var_95_arg_1=17, var_96=4294967289, var_96_arg_0=0, var_96_arg_1=12, var_97=18, var_97_arg_0=0, var_97_arg_1=4294967289, var_98=18, var_98_arg_0=0, var_98_arg_1=18, var_99=0, var_99_arg_0=0, var_99_arg_1=18] [L530] SORT_11 var_106 = var_106_arg_0 ? var_106_arg_1 : var_106_arg_2; [L531] SORT_11 var_107_arg_0 = var_102; [L532] SORT_11 var_107_arg_1 = var_106; [L533] SORT_11 var_107 = var_107_arg_0 + var_107_arg_1; [L534] SORT_11 var_108_arg_0 = var_107; [L535] SORT_1 var_108 = var_108_arg_0 >> 31; [L536] SORT_1 var_109_arg_0 = var_108; [L537] SORT_9 var_109_arg_1 = var_10; [L538] SORT_11 var_109 = ((SORT_11)var_109_arg_0 << 31) | var_109_arg_1; [L539] var_109 = var_109 & mask_SORT_11 [L540] SORT_11 var_110_arg_0 = var_107; [L541] SORT_9 var_110 = var_110_arg_0 >> 0; [L542] SORT_9 var_111_arg_0 = var_110; [L543] var_111_arg_0 = var_111_arg_0 & mask_SORT_9 [L544] SORT_11 var_111 = var_111_arg_0; [L545] SORT_11 var_112_arg_0 = var_109; [L546] SORT_11 var_112_arg_1 = var_111; [L547] SORT_1 var_112 = var_112_arg_0 <= var_112_arg_1; [L548] SORT_1 var_113_arg_0 = var_112; [L549] SORT_1 var_113_arg_1 = var_8; [L550] SORT_1 var_113_arg_2 = var_7; VAL [constr_131_arg_0=1, constr_138_arg_0=1, init_121_arg_1=0, input_2=10, input_3=1, input_4=1, mask_SORT_1=1, mask_SORT_11=4294967295, mask_SORT_12=7, mask_SORT_15=15, mask_SORT_156=18446744073709551615, mask_SORT_157=18446744073709551615, mask_SORT_158=3, mask_SORT_166=18446744073709551615, mask_SORT_169=18446744073709551615, mask_SORT_17=31, mask_SORT_172=18446744073709551615, mask_SORT_175=18446744073709551615, mask_SORT_178=18446744073709551615, mask_SORT_181=18446744073709551615, mask_SORT_184=18446744073709551615, mask_SORT_187=18446744073709551615, mask_SORT_19=63, mask_SORT_190=18446744073709551615, mask_SORT_193=18446744073709551615, mask_SORT_196=18446744073709551615, mask_SORT_199=18446744073709551615, mask_SORT_202=18446744073709551615, mask_SORT_205=18446744073709551615, mask_SORT_208=18446744073709551615, mask_SORT_21=127, mask_SORT_211=18446744073709551615, mask_SORT_214=18446744073709551615, mask_SORT_217=18446744073709551615, mask_SORT_220=18446744073709551615, mask_SORT_223=18446744073709551615, mask_SORT_226=18446744073709551615, mask_SORT_229=18446744073709551615, mask_SORT_23=255, mask_SORT_232=18446744073709551615, mask_SORT_235=18446744073709551615, mask_SORT_238=18446744073709551615, mask_SORT_241=18446744073709551615, mask_SORT_244=18446744073709551615, mask_SORT_247=18446744073709551615, mask_SORT_25=511, mask_SORT_250=18446744073709551615, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_39=65535, mask_SORT_41=4294967295, mask_SORT_43=4294967295, mask_SORT_45=4294967295, mask_SORT_47=4294967295, mask_SORT_49=4294967295, mask_SORT_51=4294967295, mask_SORT_53=4294967295, mask_SORT_55=4294967295, mask_SORT_57=4294967295, mask_SORT_59=4294967295, mask_SORT_61=4294967295, mask_SORT_63=4294967295, mask_SORT_65=4294967295, mask_SORT_67=4294967295, mask_SORT_9=4294967295, msb_SORT_1=1, msb_SORT_11=2147483648, msb_SORT_12=4, msb_SORT_15=8, msb_SORT_156=9223372036854775808, msb_SORT_157=8589934592, msb_SORT_158=2, msb_SORT_166=17179869184, msb_SORT_169=34359738368, msb_SORT_17=16, msb_SORT_172=68719476736, msb_SORT_175=137438953472, msb_SORT_178=274877906944, msb_SORT_181=549755813888, msb_SORT_184=1099511627776, msb_SORT_187=2199023255552, msb_SORT_19=32, msb_SORT_190=4398046511104, msb_SORT_193=8796093022208, msb_SORT_196=17592186044416, msb_SORT_199=35184372088832, msb_SORT_202=70368744177664, msb_SORT_205=140737488355328, msb_SORT_208=281474976710656, msb_SORT_21=64, msb_SORT_211=562949953421312, msb_SORT_214=1125899906842624, msb_SORT_217=2251799813685248, msb_SORT_220=4503599627370496, msb_SORT_223=9007199254740992, msb_SORT_226=18014398509481984, msb_SORT_229=36028797018963968, msb_SORT_23=128, msb_SORT_232=72057594037927936, msb_SORT_235=144115188075855872, msb_SORT_238=288230376151711744, msb_SORT_241=576460752303423488, msb_SORT_244=1152921504606846976, msb_SORT_247=2305843009213693952, msb_SORT_25=256, msb_SORT_250=4611686018427387904, msb_SORT_27=512, msb_SORT_29=1024, msb_SORT_31=2048, msb_SORT_33=4096, msb_SORT_35=8192, msb_SORT_37=16384, msb_SORT_39=32768, msb_SORT_41=65536, msb_SORT_43=131072, msb_SORT_45=262144, msb_SORT_47=524288, msb_SORT_49=1048576, msb_SORT_51=2097152, msb_SORT_53=4194304, msb_SORT_55=8388608, msb_SORT_57=16777216, msb_SORT_59=33554432, msb_SORT_61=67108864, msb_SORT_63=134217728, msb_SORT_65=268435456, msb_SORT_67=536870912, msb_SORT_9=1073741824, state_103=4294967276, state_105=1, state_120=0, state_140=1, state_143=0, state_147=0, state_259=0, state_5=1, state_72=1, var_10=0, var_100=0, var_100_arg_0=0, var_100_arg_1=0, var_101=0, var_101_arg_0=0, var_101_arg_1=0, var_102=2147483648, var_102_arg_0=2147483648, var_102_arg_1=0, var_104=20, var_104_arg_0=4294967276, var_106=20, var_106_arg_0=1, var_106_arg_1=20, var_106_arg_2=4294967276, var_107=2147483668, var_107_arg_0=2147483648, var_107_arg_1=20, var_108=0, var_108_arg_0=2147483668, var_109=0, var_109_arg_0=0, var_109_arg_1=0, var_110=2147483668, var_110_arg_0=2147483668, var_111=0, var_111_arg_0=0, var_112=1, var_112_arg_0=0, var_112_arg_1=0, var_113_arg_0=1, var_113_arg_1=1, var_113_arg_2=0, var_117=5, var_118=1, var_118_arg_0=1, var_119=0, var_122=0, var_122_arg_0=1, var_122_arg_1=0, var_128=8, var_128_arg_0=1, var_129=0, var_129_arg_0=8, var_13=4, var_130=1, var_130_arg_0=1, var_130_arg_1=0, var_132=1, var_132_arg_0=1, var_133=1, var_133_arg_0=0, var_133_arg_1=1, var_134=0, var_134_arg_0=1, var_134_arg_1=1, var_135=0, var_135_arg_0=0, var_136=255, var_136_arg_0=0, var_137=1, var_137_arg_0=0, var_137_arg_1=255, var_14=1, var_14_arg_0=1, var_153=64, var_159=1, var_16=1, var_16_arg_0=1, var_16_arg_1=4, var_18=1, var_18_arg_0=1, var_18_arg_1=1, var_20=0, var_20_arg_0=1, var_20_arg_1=1, var_22=251, var_22_arg_0=1, var_22_arg_1=0, var_24=0, var_24_arg_0=1, var_24_arg_1=251, var_255=127, var_26=2, var_26_arg_0=1, var_26_arg_1=0, var_28=1023, var_288=1, var_28_arg_0=1, var_28_arg_1=2, var_290=127, var_30=9, var_30_arg_0=1, var_30_arg_1=1023, var_32=11, var_32_arg_0=1, var_32_arg_1=9, var_34=65531, var_34_arg_0=1, var_34_arg_1=11, var_36=65533, var_36_arg_0=1, var_36_arg_1=65531, var_371=6, var_375=9, var_38=1, var_38_arg_0=1, var_38_arg_1=65533, var_393=64, var_40=1, var_406=0, var_409=0, var_40_arg_0=1, var_40_arg_1=1, var_42=0, var_42_arg_0=1, var_42_arg_1=1, var_44=1, var_44_arg_0=1, var_44_arg_1=0, var_46=3, var_46_arg_0=1, var_46_arg_1=1, var_48=23, var_48_arg_0=1, var_48_arg_1=3, var_50=2097152, var_50_arg_0=1, var_50_arg_1=23, var_52=0, var_52_arg_0=1, var_52_arg_1=2097152, var_54=0, var_54_arg_0=1, var_54_arg_1=0, var_56=0, var_56_arg_0=1, var_56_arg_1=0, var_58=9, var_58_arg_0=1, var_58_arg_1=0, var_60=1, var_60_arg_0=1, var_60_arg_1=9, var_62=8, var_62_arg_0=1, var_62_arg_1=1, var_64=13, var_64_arg_0=1, var_64_arg_1=8, var_66=4294967295, var_66_arg_0=1, var_66_arg_1=13, var_68=16, var_68_arg_0=1, var_68_arg_1=4294967295, var_69=0, var_69_arg_0=1, var_69_arg_1=16, var_7=0, var_70=2147483648, var_70_arg_0=1, var_70_arg_1=0, var_71=8, var_73=0, var_73_arg_0=1, var_74=0, var_74_arg_0=0, var_74_arg_1=8, var_75=0, var_75_arg_0=0, var_75_arg_1=0, var_76=1, var_76_arg_0=1, var_76_arg_1=0, var_77=2, var_77_arg_0=1, var_77_arg_1=1, var_78=28, var_78_arg_0=0, var_78_arg_1=2, var_79=65530, var_79_arg_0=0, var_79_arg_1=28, var_8=1, var_80=65526, var_80_arg_0=0, var_80_arg_1=65530, var_81=12, var_81_arg_0=0, var_81_arg_1=65526, var_82=65528, var_82_arg_0=0, var_82_arg_1=12, var_83=2, var_83_arg_0=0, var_83_arg_1=65528, var_84=4, var_84_arg_0=0, var_84_arg_1=2, var_85=4, var_85_arg_0=0, var_85_arg_1=4, var_86=6, var_86_arg_0=0, var_86_arg_1=4, var_87=16, var_87_arg_0=0, var_87_arg_1=6, var_88=1, var_88_arg_0=0, var_88_arg_1=16, var_89=7, var_89_arg_0=0, var_89_arg_1=1, var_90=11, var_90_arg_0=0, var_90_arg_1=7, var_91=3, var_91_arg_0=0, var_91_arg_1=11, var_92=3, var_92_arg_0=0, var_92_arg_1=3, var_93=15, var_93_arg_0=0, var_93_arg_1=3, var_94=17, var_94_arg_0=0, var_94_arg_1=15, var_95=12, var_95_arg_0=0, var_95_arg_1=17, var_96=4294967289, var_96_arg_0=0, var_96_arg_1=12, var_97=18, var_97_arg_0=0, var_97_arg_1=4294967289, var_98=18, var_98_arg_0=0, var_98_arg_1=18, var_99=0, var_99_arg_0=0, var_99_arg_1=18] [L551] EXPR var_113_arg_0 ? var_113_arg_1 : var_113_arg_2 VAL [constr_131_arg_0=1, constr_138_arg_0=1, init_121_arg_1=0, input_2=10, input_3=1, input_4=1, mask_SORT_1=1, mask_SORT_11=4294967295, mask_SORT_12=7, mask_SORT_15=15, mask_SORT_156=18446744073709551615, mask_SORT_157=18446744073709551615, mask_SORT_158=3, mask_SORT_166=18446744073709551615, mask_SORT_169=18446744073709551615, mask_SORT_17=31, mask_SORT_172=18446744073709551615, mask_SORT_175=18446744073709551615, mask_SORT_178=18446744073709551615, mask_SORT_181=18446744073709551615, mask_SORT_184=18446744073709551615, mask_SORT_187=18446744073709551615, mask_SORT_19=63, mask_SORT_190=18446744073709551615, mask_SORT_193=18446744073709551615, mask_SORT_196=18446744073709551615, mask_SORT_199=18446744073709551615, mask_SORT_202=18446744073709551615, mask_SORT_205=18446744073709551615, mask_SORT_208=18446744073709551615, mask_SORT_21=127, mask_SORT_211=18446744073709551615, mask_SORT_214=18446744073709551615, mask_SORT_217=18446744073709551615, mask_SORT_220=18446744073709551615, mask_SORT_223=18446744073709551615, mask_SORT_226=18446744073709551615, mask_SORT_229=18446744073709551615, mask_SORT_23=255, mask_SORT_232=18446744073709551615, mask_SORT_235=18446744073709551615, mask_SORT_238=18446744073709551615, mask_SORT_241=18446744073709551615, mask_SORT_244=18446744073709551615, mask_SORT_247=18446744073709551615, mask_SORT_25=511, mask_SORT_250=18446744073709551615, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_39=65535, mask_SORT_41=4294967295, mask_SORT_43=4294967295, mask_SORT_45=4294967295, mask_SORT_47=4294967295, mask_SORT_49=4294967295, mask_SORT_51=4294967295, mask_SORT_53=4294967295, mask_SORT_55=4294967295, mask_SORT_57=4294967295, mask_SORT_59=4294967295, mask_SORT_61=4294967295, mask_SORT_63=4294967295, mask_SORT_65=4294967295, mask_SORT_67=4294967295, mask_SORT_9=4294967295, msb_SORT_1=1, msb_SORT_11=2147483648, msb_SORT_12=4, msb_SORT_15=8, msb_SORT_156=9223372036854775808, msb_SORT_157=8589934592, msb_SORT_158=2, msb_SORT_166=17179869184, msb_SORT_169=34359738368, msb_SORT_17=16, msb_SORT_172=68719476736, msb_SORT_175=137438953472, msb_SORT_178=274877906944, msb_SORT_181=549755813888, msb_SORT_184=1099511627776, msb_SORT_187=2199023255552, msb_SORT_19=32, msb_SORT_190=4398046511104, msb_SORT_193=8796093022208, msb_SORT_196=17592186044416, msb_SORT_199=35184372088832, msb_SORT_202=70368744177664, msb_SORT_205=140737488355328, msb_SORT_208=281474976710656, msb_SORT_21=64, msb_SORT_211=562949953421312, msb_SORT_214=1125899906842624, msb_SORT_217=2251799813685248, msb_SORT_220=4503599627370496, msb_SORT_223=9007199254740992, msb_SORT_226=18014398509481984, msb_SORT_229=36028797018963968, msb_SORT_23=128, msb_SORT_232=72057594037927936, msb_SORT_235=144115188075855872, msb_SORT_238=288230376151711744, msb_SORT_241=576460752303423488, msb_SORT_244=1152921504606846976, msb_SORT_247=2305843009213693952, msb_SORT_25=256, msb_SORT_250=4611686018427387904, msb_SORT_27=512, msb_SORT_29=1024, msb_SORT_31=2048, msb_SORT_33=4096, msb_SORT_35=8192, msb_SORT_37=16384, msb_SORT_39=32768, msb_SORT_41=65536, msb_SORT_43=131072, msb_SORT_45=262144, msb_SORT_47=524288, msb_SORT_49=1048576, msb_SORT_51=2097152, msb_SORT_53=4194304, msb_SORT_55=8388608, msb_SORT_57=16777216, msb_SORT_59=33554432, msb_SORT_61=67108864, msb_SORT_63=134217728, msb_SORT_65=268435456, msb_SORT_67=536870912, msb_SORT_9=1073741824, state_103=4294967276, state_105=1, state_120=0, state_140=1, state_143=0, state_147=0, state_259=0, state_5=1, state_72=1, var_10=0, var_100=0, var_100_arg_0=0, var_100_arg_1=0, var_101=0, var_101_arg_0=0, var_101_arg_1=0, var_102=2147483648, var_102_arg_0=2147483648, var_102_arg_1=0, var_104=20, var_104_arg_0=4294967276, var_106=20, var_106_arg_0=1, var_106_arg_1=20, var_106_arg_2=4294967276, var_107=2147483668, var_107_arg_0=2147483648, var_107_arg_1=20, var_108=0, var_108_arg_0=2147483668, var_109=0, var_109_arg_0=0, var_109_arg_1=0, var_110=2147483668, var_110_arg_0=2147483668, var_111=0, var_111_arg_0=0, var_112=1, var_112_arg_0=0, var_112_arg_1=0, var_113_arg_0=1, var_113_arg_0 ? var_113_arg_1 : var_113_arg_2=1, var_113_arg_1=1, var_113_arg_2=0, var_117=5, var_118=1, var_118_arg_0=1, var_119=0, var_122=0, var_122_arg_0=1, var_122_arg_1=0, var_128=8, var_128_arg_0=1, var_129=0, var_129_arg_0=8, var_13=4, var_130=1, var_130_arg_0=1, var_130_arg_1=0, var_132=1, var_132_arg_0=1, var_133=1, var_133_arg_0=0, var_133_arg_1=1, var_134=0, var_134_arg_0=1, var_134_arg_1=1, var_135=0, var_135_arg_0=0, var_136=255, var_136_arg_0=0, var_137=1, var_137_arg_0=0, var_137_arg_1=255, var_14=1, var_14_arg_0=1, var_153=64, var_159=1, var_16=1, var_16_arg_0=1, var_16_arg_1=4, var_18=1, var_18_arg_0=1, var_18_arg_1=1, var_20=0, var_20_arg_0=1, var_20_arg_1=1, var_22=251, var_22_arg_0=1, var_22_arg_1=0, var_24=0, var_24_arg_0=1, var_24_arg_1=251, var_255=127, var_26=2, var_26_arg_0=1, var_26_arg_1=0, var_28=1023, var_288=1, var_28_arg_0=1, var_28_arg_1=2, var_290=127, var_30=9, var_30_arg_0=1, var_30_arg_1=1023, var_32=11, var_32_arg_0=1, var_32_arg_1=9, var_34=65531, var_34_arg_0=1, var_34_arg_1=11, var_36=65533, var_36_arg_0=1, var_36_arg_1=65531, var_371=6, var_375=9, var_38=1, var_38_arg_0=1, var_38_arg_1=65533, var_393=64, var_40=1, var_406=0, var_409=0, var_40_arg_0=1, var_40_arg_1=1, var_42=0, var_42_arg_0=1, var_42_arg_1=1, var_44=1, var_44_arg_0=1, var_44_arg_1=0, var_46=3, var_46_arg_0=1, var_46_arg_1=1, var_48=23, var_48_arg_0=1, var_48_arg_1=3, var_50=2097152, var_50_arg_0=1, var_50_arg_1=23, var_52=0, var_52_arg_0=1, var_52_arg_1=2097152, var_54=0, var_54_arg_0=1, var_54_arg_1=0, var_56=0, var_56_arg_0=1, var_56_arg_1=0, var_58=9, var_58_arg_0=1, var_58_arg_1=0, var_60=1, var_60_arg_0=1, var_60_arg_1=9, var_62=8, var_62_arg_0=1, var_62_arg_1=1, var_64=13, var_64_arg_0=1, var_64_arg_1=8, var_66=4294967295, var_66_arg_0=1, var_66_arg_1=13, var_68=16, var_68_arg_0=1, var_68_arg_1=4294967295, var_69=0, var_69_arg_0=1, var_69_arg_1=16, var_7=0, var_70=2147483648, var_70_arg_0=1, var_70_arg_1=0, var_71=8, var_73=0, var_73_arg_0=1, var_74=0, var_74_arg_0=0, var_74_arg_1=8, var_75=0, var_75_arg_0=0, var_75_arg_1=0, var_76=1, var_76_arg_0=1, var_76_arg_1=0, var_77=2, var_77_arg_0=1, var_77_arg_1=1, var_78=28, var_78_arg_0=0, var_78_arg_1=2, var_79=65530, var_79_arg_0=0, var_79_arg_1=28, var_8=1, var_80=65526, var_80_arg_0=0, var_80_arg_1=65530, var_81=12, var_81_arg_0=0, var_81_arg_1=65526, var_82=65528, var_82_arg_0=0, var_82_arg_1=12, var_83=2, var_83_arg_0=0, var_83_arg_1=65528, var_84=4, var_84_arg_0=0, var_84_arg_1=2, var_85=4, var_85_arg_0=0, var_85_arg_1=4, var_86=6, var_86_arg_0=0, var_86_arg_1=4, var_87=16, var_87_arg_0=0, var_87_arg_1=6, var_88=1, var_88_arg_0=0, var_88_arg_1=16, var_89=7, var_89_arg_0=0, var_89_arg_1=1, var_90=11, var_90_arg_0=0, var_90_arg_1=7, var_91=3, var_91_arg_0=0, var_91_arg_1=11, var_92=3, var_92_arg_0=0, var_92_arg_1=3, var_93=15, var_93_arg_0=0, var_93_arg_1=3, var_94=17, var_94_arg_0=0, var_94_arg_1=15, var_95=12, var_95_arg_0=0, var_95_arg_1=17, var_96=4294967289, var_96_arg_0=0, var_96_arg_1=12, var_97=18, var_97_arg_0=0, var_97_arg_1=4294967289, var_98=18, var_98_arg_0=0, var_98_arg_1=18, var_99=0, var_99_arg_0=0, var_99_arg_1=18] [L551] SORT_1 var_113 = var_113_arg_0 ? var_113_arg_1 : var_113_arg_2; [L552] var_113 = var_113 & mask_SORT_1 [L553] SORT_1 var_114_arg_0 = input_3; [L554] SORT_1 var_114_arg_1 = var_113; [L555] SORT_1 var_114 = var_114_arg_0 ^ var_114_arg_1; [L556] SORT_1 var_115_arg_0 = var_114; [L557] SORT_1 var_115 = ~var_115_arg_0; [L558] SORT_1 var_123_arg_0 = var_122; [L559] SORT_1 var_123_arg_1 = var_115; [L560] SORT_1 var_123_arg_2 = var_8; VAL [constr_131_arg_0=1, constr_138_arg_0=1, init_121_arg_1=0, input_2=10, input_3=1, input_4=1, mask_SORT_1=1, mask_SORT_11=4294967295, mask_SORT_12=7, mask_SORT_15=15, mask_SORT_156=18446744073709551615, mask_SORT_157=18446744073709551615, mask_SORT_158=3, mask_SORT_166=18446744073709551615, mask_SORT_169=18446744073709551615, mask_SORT_17=31, mask_SORT_172=18446744073709551615, mask_SORT_175=18446744073709551615, mask_SORT_178=18446744073709551615, mask_SORT_181=18446744073709551615, mask_SORT_184=18446744073709551615, mask_SORT_187=18446744073709551615, mask_SORT_19=63, mask_SORT_190=18446744073709551615, mask_SORT_193=18446744073709551615, mask_SORT_196=18446744073709551615, mask_SORT_199=18446744073709551615, mask_SORT_202=18446744073709551615, mask_SORT_205=18446744073709551615, mask_SORT_208=18446744073709551615, mask_SORT_21=127, mask_SORT_211=18446744073709551615, mask_SORT_214=18446744073709551615, mask_SORT_217=18446744073709551615, mask_SORT_220=18446744073709551615, mask_SORT_223=18446744073709551615, mask_SORT_226=18446744073709551615, mask_SORT_229=18446744073709551615, mask_SORT_23=255, mask_SORT_232=18446744073709551615, mask_SORT_235=18446744073709551615, mask_SORT_238=18446744073709551615, mask_SORT_241=18446744073709551615, mask_SORT_244=18446744073709551615, mask_SORT_247=18446744073709551615, mask_SORT_25=511, mask_SORT_250=18446744073709551615, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_39=65535, mask_SORT_41=4294967295, mask_SORT_43=4294967295, mask_SORT_45=4294967295, mask_SORT_47=4294967295, mask_SORT_49=4294967295, mask_SORT_51=4294967295, mask_SORT_53=4294967295, mask_SORT_55=4294967295, mask_SORT_57=4294967295, mask_SORT_59=4294967295, mask_SORT_61=4294967295, mask_SORT_63=4294967295, mask_SORT_65=4294967295, mask_SORT_67=4294967295, mask_SORT_9=4294967295, msb_SORT_1=1, msb_SORT_11=2147483648, msb_SORT_12=4, msb_SORT_15=8, msb_SORT_156=9223372036854775808, msb_SORT_157=8589934592, msb_SORT_158=2, msb_SORT_166=17179869184, msb_SORT_169=34359738368, msb_SORT_17=16, msb_SORT_172=68719476736, msb_SORT_175=137438953472, msb_SORT_178=274877906944, msb_SORT_181=549755813888, msb_SORT_184=1099511627776, msb_SORT_187=2199023255552, msb_SORT_19=32, msb_SORT_190=4398046511104, msb_SORT_193=8796093022208, msb_SORT_196=17592186044416, msb_SORT_199=35184372088832, msb_SORT_202=70368744177664, msb_SORT_205=140737488355328, msb_SORT_208=281474976710656, msb_SORT_21=64, msb_SORT_211=562949953421312, msb_SORT_214=1125899906842624, msb_SORT_217=2251799813685248, msb_SORT_220=4503599627370496, msb_SORT_223=9007199254740992, msb_SORT_226=18014398509481984, msb_SORT_229=36028797018963968, msb_SORT_23=128, msb_SORT_232=72057594037927936, msb_SORT_235=144115188075855872, msb_SORT_238=288230376151711744, msb_SORT_241=576460752303423488, msb_SORT_244=1152921504606846976, msb_SORT_247=2305843009213693952, msb_SORT_25=256, msb_SORT_250=4611686018427387904, msb_SORT_27=512, msb_SORT_29=1024, msb_SORT_31=2048, msb_SORT_33=4096, msb_SORT_35=8192, msb_SORT_37=16384, msb_SORT_39=32768, msb_SORT_41=65536, msb_SORT_43=131072, msb_SORT_45=262144, msb_SORT_47=524288, msb_SORT_49=1048576, msb_SORT_51=2097152, msb_SORT_53=4194304, msb_SORT_55=8388608, msb_SORT_57=16777216, msb_SORT_59=33554432, msb_SORT_61=67108864, msb_SORT_63=134217728, msb_SORT_65=268435456, msb_SORT_67=536870912, msb_SORT_9=1073741824, state_103=4294967276, state_105=1, state_120=0, state_140=1, state_143=0, state_147=0, state_259=0, state_5=1, state_72=1, var_10=0, var_100=0, var_100_arg_0=0, var_100_arg_1=0, var_101=0, var_101_arg_0=0, var_101_arg_1=0, var_102=2147483648, var_102_arg_0=2147483648, var_102_arg_1=0, var_104=20, var_104_arg_0=4294967276, var_106=20, var_106_arg_0=1, var_106_arg_1=20, var_106_arg_2=4294967276, var_107=2147483668, var_107_arg_0=2147483648, var_107_arg_1=20, var_108=0, var_108_arg_0=2147483668, var_109=0, var_109_arg_0=0, var_109_arg_1=0, var_110=2147483668, var_110_arg_0=2147483668, var_111=0, var_111_arg_0=0, var_112=1, var_112_arg_0=0, var_112_arg_1=0, var_113=1, var_113_arg_0=1, var_113_arg_1=1, var_113_arg_2=0, var_114=0, var_114_arg_0=1, var_114_arg_1=1, var_115=2, var_115_arg_0=0, var_117=5, var_118=1, var_118_arg_0=1, var_119=0, var_122=0, var_122_arg_0=1, var_122_arg_1=0, var_123_arg_0=0, var_123_arg_1=2, var_123_arg_2=1, var_128=8, var_128_arg_0=1, var_129=0, var_129_arg_0=8, var_13=4, var_130=1, var_130_arg_0=1, var_130_arg_1=0, var_132=1, var_132_arg_0=1, var_133=1, var_133_arg_0=0, var_133_arg_1=1, var_134=0, var_134_arg_0=1, var_134_arg_1=1, var_135=0, var_135_arg_0=0, var_136=255, var_136_arg_0=0, var_137=1, var_137_arg_0=0, var_137_arg_1=255, var_14=1, var_14_arg_0=1, var_153=64, var_159=1, var_16=1, var_16_arg_0=1, var_16_arg_1=4, var_18=1, var_18_arg_0=1, var_18_arg_1=1, var_20=0, var_20_arg_0=1, var_20_arg_1=1, var_22=251, var_22_arg_0=1, var_22_arg_1=0, var_24=0, var_24_arg_0=1, var_24_arg_1=251, var_255=127, var_26=2, var_26_arg_0=1, var_26_arg_1=0, var_28=1023, var_288=1, var_28_arg_0=1, var_28_arg_1=2, var_290=127, var_30=9, var_30_arg_0=1, var_30_arg_1=1023, var_32=11, var_32_arg_0=1, var_32_arg_1=9, var_34=65531, var_34_arg_0=1, var_34_arg_1=11, var_36=65533, var_36_arg_0=1, var_36_arg_1=65531, var_371=6, var_375=9, var_38=1, var_38_arg_0=1, var_38_arg_1=65533, var_393=64, var_40=1, var_406=0, var_409=0, var_40_arg_0=1, var_40_arg_1=1, var_42=0, var_42_arg_0=1, var_42_arg_1=1, var_44=1, var_44_arg_0=1, var_44_arg_1=0, var_46=3, var_46_arg_0=1, var_46_arg_1=1, var_48=23, var_48_arg_0=1, var_48_arg_1=3, var_50=2097152, var_50_arg_0=1, var_50_arg_1=23, var_52=0, var_52_arg_0=1, var_52_arg_1=2097152, var_54=0, var_54_arg_0=1, var_54_arg_1=0, var_56=0, var_56_arg_0=1, var_56_arg_1=0, var_58=9, var_58_arg_0=1, var_58_arg_1=0, var_60=1, var_60_arg_0=1, var_60_arg_1=9, var_62=8, var_62_arg_0=1, var_62_arg_1=1, var_64=13, var_64_arg_0=1, var_64_arg_1=8, var_66=4294967295, var_66_arg_0=1, var_66_arg_1=13, var_68=16, var_68_arg_0=1, var_68_arg_1=4294967295, var_69=0, var_69_arg_0=1, var_69_arg_1=16, var_7=0, var_70=2147483648, var_70_arg_0=1, var_70_arg_1=0, var_71=8, var_73=0, var_73_arg_0=1, var_74=0, var_74_arg_0=0, var_74_arg_1=8, var_75=0, var_75_arg_0=0, var_75_arg_1=0, var_76=1, var_76_arg_0=1, var_76_arg_1=0, var_77=2, var_77_arg_0=1, var_77_arg_1=1, var_78=28, var_78_arg_0=0, var_78_arg_1=2, var_79=65530, var_79_arg_0=0, var_79_arg_1=28, var_8=1, var_80=65526, var_80_arg_0=0, var_80_arg_1=65530, var_81=12, var_81_arg_0=0, var_81_arg_1=65526, var_82=65528, var_82_arg_0=0, var_82_arg_1=12, var_83=2, var_83_arg_0=0, var_83_arg_1=65528, var_84=4, var_84_arg_0=0, var_84_arg_1=2, var_85=4, var_85_arg_0=0, var_85_arg_1=4, var_86=6, var_86_arg_0=0, var_86_arg_1=4, var_87=16, var_87_arg_0=0, var_87_arg_1=6, var_88=1, var_88_arg_0=0, var_88_arg_1=16, var_89=7, var_89_arg_0=0, var_89_arg_1=1, var_90=11, var_90_arg_0=0, var_90_arg_1=7, var_91=3, var_91_arg_0=0, var_91_arg_1=11, var_92=3, var_92_arg_0=0, var_92_arg_1=3, var_93=15, var_93_arg_0=0, var_93_arg_1=3, var_94=17, var_94_arg_0=0, var_94_arg_1=15, var_95=12, var_95_arg_0=0, var_95_arg_1=17, var_96=4294967289, var_96_arg_0=0, var_96_arg_1=12, var_97=18, var_97_arg_0=0, var_97_arg_1=4294967289, var_98=18, var_98_arg_0=0, var_98_arg_1=18, var_99=0, var_99_arg_0=0, var_99_arg_1=18] [L561] EXPR var_123_arg_0 ? var_123_arg_1 : var_123_arg_2 VAL [constr_131_arg_0=1, constr_138_arg_0=1, init_121_arg_1=0, input_2=10, input_3=1, input_4=1, mask_SORT_1=1, mask_SORT_11=4294967295, mask_SORT_12=7, mask_SORT_15=15, mask_SORT_156=18446744073709551615, mask_SORT_157=18446744073709551615, mask_SORT_158=3, mask_SORT_166=18446744073709551615, mask_SORT_169=18446744073709551615, mask_SORT_17=31, mask_SORT_172=18446744073709551615, mask_SORT_175=18446744073709551615, mask_SORT_178=18446744073709551615, mask_SORT_181=18446744073709551615, mask_SORT_184=18446744073709551615, mask_SORT_187=18446744073709551615, mask_SORT_19=63, mask_SORT_190=18446744073709551615, mask_SORT_193=18446744073709551615, mask_SORT_196=18446744073709551615, mask_SORT_199=18446744073709551615, mask_SORT_202=18446744073709551615, mask_SORT_205=18446744073709551615, mask_SORT_208=18446744073709551615, mask_SORT_21=127, mask_SORT_211=18446744073709551615, mask_SORT_214=18446744073709551615, mask_SORT_217=18446744073709551615, mask_SORT_220=18446744073709551615, mask_SORT_223=18446744073709551615, mask_SORT_226=18446744073709551615, mask_SORT_229=18446744073709551615, mask_SORT_23=255, mask_SORT_232=18446744073709551615, mask_SORT_235=18446744073709551615, mask_SORT_238=18446744073709551615, mask_SORT_241=18446744073709551615, mask_SORT_244=18446744073709551615, mask_SORT_247=18446744073709551615, mask_SORT_25=511, mask_SORT_250=18446744073709551615, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_39=65535, mask_SORT_41=4294967295, mask_SORT_43=4294967295, mask_SORT_45=4294967295, mask_SORT_47=4294967295, mask_SORT_49=4294967295, mask_SORT_51=4294967295, mask_SORT_53=4294967295, mask_SORT_55=4294967295, mask_SORT_57=4294967295, mask_SORT_59=4294967295, mask_SORT_61=4294967295, mask_SORT_63=4294967295, mask_SORT_65=4294967295, mask_SORT_67=4294967295, mask_SORT_9=4294967295, msb_SORT_1=1, msb_SORT_11=2147483648, msb_SORT_12=4, msb_SORT_15=8, msb_SORT_156=9223372036854775808, msb_SORT_157=8589934592, msb_SORT_158=2, msb_SORT_166=17179869184, msb_SORT_169=34359738368, msb_SORT_17=16, msb_SORT_172=68719476736, msb_SORT_175=137438953472, msb_SORT_178=274877906944, msb_SORT_181=549755813888, msb_SORT_184=1099511627776, msb_SORT_187=2199023255552, msb_SORT_19=32, msb_SORT_190=4398046511104, msb_SORT_193=8796093022208, msb_SORT_196=17592186044416, msb_SORT_199=35184372088832, msb_SORT_202=70368744177664, msb_SORT_205=140737488355328, msb_SORT_208=281474976710656, msb_SORT_21=64, msb_SORT_211=562949953421312, msb_SORT_214=1125899906842624, msb_SORT_217=2251799813685248, msb_SORT_220=4503599627370496, msb_SORT_223=9007199254740992, msb_SORT_226=18014398509481984, msb_SORT_229=36028797018963968, msb_SORT_23=128, msb_SORT_232=72057594037927936, msb_SORT_235=144115188075855872, msb_SORT_238=288230376151711744, msb_SORT_241=576460752303423488, msb_SORT_244=1152921504606846976, msb_SORT_247=2305843009213693952, msb_SORT_25=256, msb_SORT_250=4611686018427387904, msb_SORT_27=512, msb_SORT_29=1024, msb_SORT_31=2048, msb_SORT_33=4096, msb_SORT_35=8192, msb_SORT_37=16384, msb_SORT_39=32768, msb_SORT_41=65536, msb_SORT_43=131072, msb_SORT_45=262144, msb_SORT_47=524288, msb_SORT_49=1048576, msb_SORT_51=2097152, msb_SORT_53=4194304, msb_SORT_55=8388608, msb_SORT_57=16777216, msb_SORT_59=33554432, msb_SORT_61=67108864, msb_SORT_63=134217728, msb_SORT_65=268435456, msb_SORT_67=536870912, msb_SORT_9=1073741824, state_103=4294967276, state_105=1, state_120=0, state_140=1, state_143=0, state_147=0, state_259=0, state_5=1, state_72=1, var_10=0, var_100=0, var_100_arg_0=0, var_100_arg_1=0, var_101=0, var_101_arg_0=0, var_101_arg_1=0, var_102=2147483648, var_102_arg_0=2147483648, var_102_arg_1=0, var_104=20, var_104_arg_0=4294967276, var_106=20, var_106_arg_0=1, var_106_arg_1=20, var_106_arg_2=4294967276, var_107=2147483668, var_107_arg_0=2147483648, var_107_arg_1=20, var_108=0, var_108_arg_0=2147483668, var_109=0, var_109_arg_0=0, var_109_arg_1=0, var_110=2147483668, var_110_arg_0=2147483668, var_111=0, var_111_arg_0=0, var_112=1, var_112_arg_0=0, var_112_arg_1=0, var_113=1, var_113_arg_0=1, var_113_arg_1=1, var_113_arg_2=0, var_114=0, var_114_arg_0=1, var_114_arg_1=1, var_115=2, var_115_arg_0=0, var_117=5, var_118=1, var_118_arg_0=1, var_119=0, var_122=0, var_122_arg_0=1, var_122_arg_1=0, var_123_arg_0=0, var_123_arg_0 ? var_123_arg_1 : var_123_arg_2=1, var_123_arg_1=2, var_123_arg_2=1, var_128=8, var_128_arg_0=1, var_129=0, var_129_arg_0=8, var_13=4, var_130=1, var_130_arg_0=1, var_130_arg_1=0, var_132=1, var_132_arg_0=1, var_133=1, var_133_arg_0=0, var_133_arg_1=1, var_134=0, var_134_arg_0=1, var_134_arg_1=1, var_135=0, var_135_arg_0=0, var_136=255, var_136_arg_0=0, var_137=1, var_137_arg_0=0, var_137_arg_1=255, var_14=1, var_14_arg_0=1, var_153=64, var_159=1, var_16=1, var_16_arg_0=1, var_16_arg_1=4, var_18=1, var_18_arg_0=1, var_18_arg_1=1, var_20=0, var_20_arg_0=1, var_20_arg_1=1, var_22=251, var_22_arg_0=1, var_22_arg_1=0, var_24=0, var_24_arg_0=1, var_24_arg_1=251, var_255=127, var_26=2, var_26_arg_0=1, var_26_arg_1=0, var_28=1023, var_288=1, var_28_arg_0=1, var_28_arg_1=2, var_290=127, var_30=9, var_30_arg_0=1, var_30_arg_1=1023, var_32=11, var_32_arg_0=1, var_32_arg_1=9, var_34=65531, var_34_arg_0=1, var_34_arg_1=11, var_36=65533, var_36_arg_0=1, var_36_arg_1=65531, var_371=6, var_375=9, var_38=1, var_38_arg_0=1, var_38_arg_1=65533, var_393=64, var_40=1, var_406=0, var_409=0, var_40_arg_0=1, var_40_arg_1=1, var_42=0, var_42_arg_0=1, var_42_arg_1=1, var_44=1, var_44_arg_0=1, var_44_arg_1=0, var_46=3, var_46_arg_0=1, var_46_arg_1=1, var_48=23, var_48_arg_0=1, var_48_arg_1=3, var_50=2097152, var_50_arg_0=1, var_50_arg_1=23, var_52=0, var_52_arg_0=1, var_52_arg_1=2097152, var_54=0, var_54_arg_0=1, var_54_arg_1=0, var_56=0, var_56_arg_0=1, var_56_arg_1=0, var_58=9, var_58_arg_0=1, var_58_arg_1=0, var_60=1, var_60_arg_0=1, var_60_arg_1=9, var_62=8, var_62_arg_0=1, var_62_arg_1=1, var_64=13, var_64_arg_0=1, var_64_arg_1=8, var_66=4294967295, var_66_arg_0=1, var_66_arg_1=13, var_68=16, var_68_arg_0=1, var_68_arg_1=4294967295, var_69=0, var_69_arg_0=1, var_69_arg_1=16, var_7=0, var_70=2147483648, var_70_arg_0=1, var_70_arg_1=0, var_71=8, var_73=0, var_73_arg_0=1, var_74=0, var_74_arg_0=0, var_74_arg_1=8, var_75=0, var_75_arg_0=0, var_75_arg_1=0, var_76=1, var_76_arg_0=1, var_76_arg_1=0, var_77=2, var_77_arg_0=1, var_77_arg_1=1, var_78=28, var_78_arg_0=0, var_78_arg_1=2, var_79=65530, var_79_arg_0=0, var_79_arg_1=28, var_8=1, var_80=65526, var_80_arg_0=0, var_80_arg_1=65530, var_81=12, var_81_arg_0=0, var_81_arg_1=65526, var_82=65528, var_82_arg_0=0, var_82_arg_1=12, var_83=2, var_83_arg_0=0, var_83_arg_1=65528, var_84=4, var_84_arg_0=0, var_84_arg_1=2, var_85=4, var_85_arg_0=0, var_85_arg_1=4, var_86=6, var_86_arg_0=0, var_86_arg_1=4, var_87=16, var_87_arg_0=0, var_87_arg_1=6, var_88=1, var_88_arg_0=0, var_88_arg_1=16, var_89=7, var_89_arg_0=0, var_89_arg_1=1, var_90=11, var_90_arg_0=0, var_90_arg_1=7, var_91=3, var_91_arg_0=0, var_91_arg_1=11, var_92=3, var_92_arg_0=0, var_92_arg_1=3, var_93=15, var_93_arg_0=0, var_93_arg_1=3, var_94=17, var_94_arg_0=0, var_94_arg_1=15, var_95=12, var_95_arg_0=0, var_95_arg_1=17, var_96=4294967289, var_96_arg_0=0, var_96_arg_1=12, var_97=18, var_97_arg_0=0, var_97_arg_1=4294967289, var_98=18, var_98_arg_0=0, var_98_arg_1=18, var_99=0, var_99_arg_0=0, var_99_arg_1=18] [L561] SORT_1 var_123 = var_123_arg_0 ? var_123_arg_1 : var_123_arg_2; [L562] SORT_1 var_124_arg_0 = var_123; [L563] SORT_1 var_124 = ~var_124_arg_0; [L564] SORT_1 var_125_arg_0 = var_123; [L565] SORT_1 var_125 = ~var_125_arg_0; [L566] SORT_1 var_126_arg_0 = var_124; [L567] SORT_1 var_126_arg_1 = var_125; [L568] SORT_1 var_126 = var_126_arg_0 & var_126_arg_1; [L569] var_126 = var_126 & mask_SORT_1 [L570] SORT_1 bad_127_arg_0 = var_126; [L571] CALL __VERIFIER_assert(!(bad_127_arg_0)) [L20] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L20] reach_error() VAL [\old(cond)=0, cond=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 67 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 17.2s, OverallIterations: 2, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 88 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 88 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 8 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=67occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 8.5s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 46 NumberOfCodeBlocks, 46 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 22 ConstructedInterpolants, 0 QuantifiedInterpolants, 22 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 4/4 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 [2022-11-02 20:37:39,702 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/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_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.unsafe_intersymbol_analog_estimation_convergence.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash fc62610a4219624ba1b65e937db0086d4a06c21628bb87b5f81a8591bf53b9b6 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-02 20:37:42,468 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:37:42,470 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:37:42,519 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:37:42,520 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:37:42,524 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:37:42,528 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:37:42,536 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:37:42,542 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:37:42,545 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:37:42,546 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:37:42,549 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:37:42,550 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:37:42,551 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:37:42,553 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:37:42,554 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:37:42,555 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:37:42,556 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:37:42,558 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:37:42,561 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:37:42,562 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:37:42,574 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:37:42,576 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:37:42,577 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:37:42,581 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:37:42,581 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:37:42,591 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:37:42,592 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:37:42,593 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:37:42,594 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:37:42,595 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:37:42,596 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:37:42,596 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:37:42,597 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:37:42,599 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:37:42,599 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:37:42,600 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:37:42,600 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:37:42,601 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:37:42,602 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:37:42,603 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:37:42,607 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-11-02 20:37:42,649 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:37:42,650 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:37:42,650 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:37:42,650 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:37:42,651 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 20:37:42,651 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 20:37:42,652 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:37:42,653 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:37:42,653 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:37:42,654 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:37:42,654 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:37:42,654 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 20:37:42,654 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 20:37:42,655 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 20:37:42,655 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-02 20:37:42,655 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-02 20:37:42,656 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-02 20:37:42,656 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:37:42,656 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:37:42,657 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 20:37:42,657 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:37:42,657 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:37:42,658 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 20:37:42,658 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:37:42,658 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:37:42,659 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 20:37:42,659 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 20:37:42,659 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-02 20:37:42,659 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-02 20:37:42,660 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-02 20:37:42,660 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-02 20:37:42,660 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 20:37:42,661 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-02 20:37:42,661 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fc62610a4219624ba1b65e937db0086d4a06c21628bb87b5f81a8591bf53b9b6 [2022-11-02 20:37:43,092 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:37:43,125 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:37:43,129 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:37:43,130 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:37:43,134 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:37:43,136 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.unsafe_intersymbol_analog_estimation_convergence.c [2022-11-02 20:37:43,237 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/data/51f30b814/a0fc742cde2f4addae78a7142f8cbd8c/FLAGacdae7eaf [2022-11-02 20:37:44,033 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:37:44,034 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.unsafe_intersymbol_analog_estimation_convergence.c [2022-11-02 20:37:44,051 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/data/51f30b814/a0fc742cde2f4addae78a7142f8cbd8c/FLAGacdae7eaf [2022-11-02 20:37:44,222 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/data/51f30b814/a0fc742cde2f4addae78a7142f8cbd8c [2022-11-02 20:37:44,225 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:37:44,227 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:37:44,228 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:37:44,228 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:37:44,236 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:37:44,237 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:37:44" (1/1) ... [2022-11-02 20:37:44,239 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cfb1930 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:37:44, skipping insertion in model container [2022-11-02 20:37:44,239 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:37:44" (1/1) ... [2022-11-02 20:37:44,254 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:37:44,336 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:37:44,490 WARN L230 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_4c470624-23df-4074-8305-6fc3cfd427dd/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.unsafe_intersymbol_analog_estimation_convergence.c[1132,1145] [2022-11-02 20:37:44,889 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:37:44,900 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 20:37:44,924 WARN L230 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_4c470624-23df-4074-8305-6fc3cfd427dd/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.unsafe_intersymbol_analog_estimation_convergence.c[1132,1145] [2022-11-02 20:37:45,152 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:37:45,171 INFO L208 MainTranslator]: Completed translation [2022-11-02 20:37:45,172 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:37:45 WrapperNode [2022-11-02 20:37:45,172 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:37:45,174 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 20:37:45,174 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 20:37:45,175 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 20:37:45,184 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:37:45" (1/1) ... [2022-11-02 20:37:45,227 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:37:45" (1/1) ... [2022-11-02 20:37:45,316 INFO L138 Inliner]: procedures = 11, calls = 5, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 840 [2022-11-02 20:37:45,332 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 20:37:45,333 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 20:37:45,333 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 20:37:45,333 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 20:37:45,346 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:37:45" (1/1) ... [2022-11-02 20:37:45,346 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:37:45" (1/1) ... [2022-11-02 20:37:45,358 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:37:45" (1/1) ... [2022-11-02 20:37:45,359 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:37:45" (1/1) ... [2022-11-02 20:37:45,414 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:37:45" (1/1) ... [2022-11-02 20:37:45,421 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:37:45" (1/1) ... [2022-11-02 20:37:45,426 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:37:45" (1/1) ... [2022-11-02 20:37:45,430 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:37:45" (1/1) ... [2022-11-02 20:37:45,438 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 20:37:45,439 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 20:37:45,439 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 20:37:45,440 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 20:37:45,441 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:37:45" (1/1) ... [2022-11-02 20:37:45,448 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:37:45,463 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:37:45,477 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-02 20:37:45,516 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-02 20:37:45,549 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 20:37:45,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 20:37:45,549 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-02 20:37:45,550 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-02 20:37:45,848 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 20:37:45,850 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 20:37:47,295 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 20:37:47,306 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 20:37:47,307 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-02 20:37:47,310 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:37:47 BoogieIcfgContainer [2022-11-02 20:37:47,310 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 20:37:47,313 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-02 20:37:47,313 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-02 20:37:47,317 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-02 20:37:47,318 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 08:37:44" (1/3) ... [2022-11-02 20:37:47,319 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79d0b277 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:37:47, skipping insertion in model container [2022-11-02 20:37:47,319 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:37:45" (2/3) ... [2022-11-02 20:37:47,320 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79d0b277 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:37:47, skipping insertion in model container [2022-11-02 20:37:47,320 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:37:47" (3/3) ... [2022-11-02 20:37:47,322 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.unsafe_intersymbol_analog_estimation_convergence.c [2022-11-02 20:37:47,347 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-02 20:37:47,347 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-02 20:37:47,413 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-02 20:37:47,421 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@5680b501, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-02 20:37:47,422 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-02 20:37:47,427 INFO L276 IsEmpty]: Start isEmpty. Operand has 67 states, 62 states have (on average 1.467741935483871) internal successors, (91), 63 states have internal predecessors, (91), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-02 20:37:47,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-02 20:37:47,438 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:37:47,439 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:37:47,440 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:37:47,447 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:37:47,448 INFO L85 PathProgramCache]: Analyzing trace with hash -450479395, now seen corresponding path program 1 times [2022-11-02 20:37:47,466 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:37:47,467 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1250250249] [2022-11-02 20:37:47,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:37:47,468 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:37:47,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:37:47,477 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:37:47,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-11-02 20:37:48,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:37:48,019 INFO L263 TraceCheckSpWp]: Trace formula consists of 432 conjuncts, 1 conjunts are in the unsatisfiable core [2022-11-02 20:37:48,031 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:37:48,066 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-02 20:37:48,067 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:37:48,067 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:37:48,068 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1250250249] [2022-11-02 20:37:48,068 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1250250249] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:37:48,069 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:37:48,069 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-02 20:37:48,071 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [534829506] [2022-11-02 20:37:48,073 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:37:48,080 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-02 20:37:48,080 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:37:48,130 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-02 20:37:48,132 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-02 20:37:48,136 INFO L87 Difference]: Start difference. First operand has 67 states, 62 states have (on average 1.467741935483871) internal successors, (91), 63 states have internal predecessors, (91), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-02 20:37:48,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:37:48,182 INFO L93 Difference]: Finished difference Result 128 states and 187 transitions. [2022-11-02 20:37:48,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-02 20:37:48,187 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Word has length 23 [2022-11-02 20:37:48,187 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:37:48,203 INFO L225 Difference]: With dead ends: 128 [2022-11-02 20:37:48,203 INFO L226 Difference]: Without dead ends: 63 [2022-11-02 20:37:48,206 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-02 20:37:48,210 INFO L413 NwaCegarLoop]: 88 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, 88 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 [2022-11-02 20:37:48,211 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 88 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-02 20:37:48,227 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2022-11-02 20:37:48,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 63. [2022-11-02 20:37:48,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63 states, 59 states have (on average 1.423728813559322) internal successors, (84), 59 states have internal predecessors, (84), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-02 20:37:48,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 88 transitions. [2022-11-02 20:37:48,253 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 88 transitions. Word has length 23 [2022-11-02 20:37:48,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:37:48,254 INFO L495 AbstractCegarLoop]: Abstraction has 63 states and 88 transitions. [2022-11-02 20:37:48,254 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-02 20:37:48,254 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 88 transitions. [2022-11-02 20:37:48,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-02 20:37:48,256 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:37:48,256 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:37:48,276 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-11-02 20:37:48,475 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:37:48,475 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:37:48,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:37:48,476 INFO L85 PathProgramCache]: Analyzing trace with hash 2108508633, now seen corresponding path program 1 times [2022-11-02 20:37:48,477 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:37:48,477 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1158940802] [2022-11-02 20:37:48,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:37:48,478 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:37:48,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:37:48,480 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:37:48,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-11-02 20:37:48,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:37:48,909 INFO L263 TraceCheckSpWp]: Trace formula consists of 432 conjuncts, 13 conjunts are in the unsatisfiable core [2022-11-02 20:37:48,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:37:49,158 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-02 20:37:49,159 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:37:49,159 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:37:49,159 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1158940802] [2022-11-02 20:37:49,160 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1158940802] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:37:49,160 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:37:49,160 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-02 20:37:49,160 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [888893355] [2022-11-02 20:37:49,160 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:37:49,162 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-02 20:37:49,162 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:37:49,163 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 20:37:49,163 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:37:49,163 INFO L87 Difference]: Start difference. First operand 63 states and 88 transitions. Second operand has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 6 states have internal predecessors, (16), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-02 20:37:49,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:37:49,534 INFO L93 Difference]: Finished difference Result 131 states and 186 transitions. [2022-11-02 20:37:49,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:37:49,536 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 6 states have internal predecessors, (16), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 23 [2022-11-02 20:37:49,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:37:49,538 INFO L225 Difference]: With dead ends: 131 [2022-11-02 20:37:49,538 INFO L226 Difference]: Without dead ends: 129 [2022-11-02 20:37:49,539 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-11-02 20:37:49,540 INFO L413 NwaCegarLoop]: 89 mSDtfsCounter, 364 mSDsluCounter, 186 mSDsCounter, 0 mSdLazyCounter, 64 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 364 SdHoareTripleChecker+Valid, 275 SdHoareTripleChecker+Invalid, 73 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 64 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-02 20:37:49,541 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [364 Valid, 275 Invalid, 73 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 64 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-02 20:37:49,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2022-11-02 20:37:49,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 65. [2022-11-02 20:37:49,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65 states, 61 states have (on average 1.4098360655737705) internal successors, (86), 61 states have internal predecessors, (86), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-02 20:37:49,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 90 transitions. [2022-11-02 20:37:49,564 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 90 transitions. Word has length 23 [2022-11-02 20:37:49,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:37:49,565 INFO L495 AbstractCegarLoop]: Abstraction has 65 states and 90 transitions. [2022-11-02 20:37:49,565 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 6 states have internal predecessors, (16), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-02 20:37:49,565 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 90 transitions. [2022-11-02 20:37:49,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-02 20:37:49,566 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:37:49,566 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:37:49,594 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-11-02 20:37:49,793 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:37:49,794 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:37:49,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:37:49,795 INFO L85 PathProgramCache]: Analyzing trace with hash 2108449051, now seen corresponding path program 1 times [2022-11-02 20:37:49,796 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:37:49,796 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [926315042] [2022-11-02 20:37:49,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:37:49,797 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:37:49,797 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:37:49,798 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:37:49,805 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-11-02 20:37:50,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:37:50,228 INFO L263 TraceCheckSpWp]: Trace formula consists of 432 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-02 20:37:50,232 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:37:50,354 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-02 20:37:50,354 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:37:50,355 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:37:50,355 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [926315042] [2022-11-02 20:37:50,356 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [926315042] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:37:50,360 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:37:50,361 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 20:37:50,362 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2076957325] [2022-11-02 20:37:50,362 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:37:50,363 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 20:37:50,363 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:37:50,365 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 20:37:50,365 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:37:50,365 INFO L87 Difference]: Start difference. First operand 65 states and 90 transitions. Second operand has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-02 20:37:50,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:37:50,681 INFO L93 Difference]: Finished difference Result 240 states and 343 transitions. [2022-11-02 20:37:50,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:37:50,683 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 23 [2022-11-02 20:37:50,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:37:50,686 INFO L225 Difference]: With dead ends: 240 [2022-11-02 20:37:50,689 INFO L226 Difference]: Without dead ends: 177 [2022-11-02 20:37:50,690 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-02 20:37:50,693 INFO L413 NwaCegarLoop]: 100 mSDtfsCounter, 289 mSDsluCounter, 267 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 291 SdHoareTripleChecker+Valid, 367 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-02 20:37:50,696 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [291 Valid, 367 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-02 20:37:50,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states. [2022-11-02 20:37:50,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 75. [2022-11-02 20:37:50,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 69 states have (on average 1.391304347826087) internal successors, (96), 69 states have internal predecessors, (96), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2022-11-02 20:37:50,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 104 transitions. [2022-11-02 20:37:50,716 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 104 transitions. Word has length 23 [2022-11-02 20:37:50,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:37:50,717 INFO L495 AbstractCegarLoop]: Abstraction has 75 states and 104 transitions. [2022-11-02 20:37:50,717 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-02 20:37:50,717 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 104 transitions. [2022-11-02 20:37:50,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-11-02 20:37:50,720 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:37:50,720 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:37:50,740 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-11-02 20:37:50,941 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:37:50,941 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:37:50,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:37:50,942 INFO L85 PathProgramCache]: Analyzing trace with hash -2135365673, now seen corresponding path program 1 times [2022-11-02 20:37:50,944 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:37:50,945 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2106924067] [2022-11-02 20:37:50,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:37:50,945 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:37:50,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:37:50,947 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:37:50,982 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-11-02 20:37:51,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:37:51,854 INFO L263 TraceCheckSpWp]: Trace formula consists of 969 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-02 20:37:51,864 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:37:52,128 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-02 20:37:52,129 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:37:52,129 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:37:52,129 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2106924067] [2022-11-02 20:37:52,132 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2106924067] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:37:52,133 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:37:52,133 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-02 20:37:52,133 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1079369745] [2022-11-02 20:37:52,133 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:37:52,134 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-02 20:37:52,134 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:37:52,135 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-02 20:37:52,135 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-11-02 20:37:52,136 INFO L87 Difference]: Start difference. First operand 75 states and 104 transitions. Second operand has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 7 states have internal predecessors, (72), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-02 20:37:52,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:37:52,196 INFO L93 Difference]: Finished difference Result 146 states and 203 transitions. [2022-11-02 20:37:52,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-02 20:37:52,198 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 7 states have internal predecessors, (72), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 86 [2022-11-02 20:37:52,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:37:52,200 INFO L225 Difference]: With dead ends: 146 [2022-11-02 20:37:52,200 INFO L226 Difference]: Without dead ends: 83 [2022-11-02 20:37:52,204 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-11-02 20:37:52,212 INFO L413 NwaCegarLoop]: 83 mSDtfsCounter, 4 mSDsluCounter, 383 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 466 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 37 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-02 20:37:52,213 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 466 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 37 Unchecked, 0.0s Time] [2022-11-02 20:37:52,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2022-11-02 20:37:52,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2022-11-02 20:37:52,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 77 states have (on average 1.3766233766233766) internal successors, (106), 77 states have internal predecessors, (106), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2022-11-02 20:37:52,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 114 transitions. [2022-11-02 20:37:52,237 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 114 transitions. Word has length 86 [2022-11-02 20:37:52,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:37:52,237 INFO L495 AbstractCegarLoop]: Abstraction has 83 states and 114 transitions. [2022-11-02 20:37:52,238 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 7 states have internal predecessors, (72), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-02 20:37:52,238 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 114 transitions. [2022-11-02 20:37:52,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-11-02 20:37:52,241 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:37:52,241 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:37:52,284 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-11-02 20:37:52,458 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:37:52,458 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:37:52,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:37:52,459 INFO L85 PathProgramCache]: Analyzing trace with hash 1598901845, now seen corresponding path program 1 times [2022-11-02 20:37:52,460 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:37:52,460 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [434462648] [2022-11-02 20:37:52,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:37:52,461 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:37:52,461 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:37:52,462 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:37:52,465 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-11-02 20:37:53,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:37:53,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 969 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-02 20:37:53,356 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:37:53,543 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-02 20:37:53,544 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:37:53,544 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:37:53,544 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [434462648] [2022-11-02 20:37:53,544 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [434462648] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:37:53,545 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:37:53,545 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-02 20:37:53,545 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [823661203] [2022-11-02 20:37:53,545 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:37:53,546 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-02 20:37:53,546 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:37:53,547 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-02 20:37:53,547 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-02 20:37:53,547 INFO L87 Difference]: Start difference. First operand 83 states and 114 transitions. Second operand has 4 states, 4 states have (on average 18.0) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-02 20:37:53,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:37:53,623 INFO L93 Difference]: Finished difference Result 146 states and 202 transitions. [2022-11-02 20:37:53,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-02 20:37:53,624 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.0) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 86 [2022-11-02 20:37:53,625 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:37:53,625 INFO L225 Difference]: With dead ends: 146 [2022-11-02 20:37:53,625 INFO L226 Difference]: Without dead ends: 83 [2022-11-02 20:37:53,626 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:37:53,627 INFO L413 NwaCegarLoop]: 82 mSDtfsCounter, 63 mSDsluCounter, 84 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 63 SdHoareTripleChecker+Valid, 166 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:37:53,628 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [63 Valid, 166 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 20:37:53,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2022-11-02 20:37:53,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2022-11-02 20:37:53,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 77 states have (on average 1.3636363636363635) internal successors, (105), 77 states have internal predecessors, (105), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2022-11-02 20:37:53,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 113 transitions. [2022-11-02 20:37:53,640 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 113 transitions. Word has length 86 [2022-11-02 20:37:53,641 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:37:53,641 INFO L495 AbstractCegarLoop]: Abstraction has 83 states and 113 transitions. [2022-11-02 20:37:53,641 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.0) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-02 20:37:53,641 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 113 transitions. [2022-11-02 20:37:53,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-11-02 20:37:53,643 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:37:53,643 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:37:53,686 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2022-11-02 20:37:53,856 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:37:53,857 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:37:53,857 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:37:53,857 INFO L85 PathProgramCache]: Analyzing trace with hash -1435148201, now seen corresponding path program 1 times [2022-11-02 20:37:53,858 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:37:53,858 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [493586955] [2022-11-02 20:37:53,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:37:53,859 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:37:53,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:37:53,860 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:37:53,862 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2022-11-02 20:37:54,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:37:54,706 INFO L263 TraceCheckSpWp]: Trace formula consists of 969 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-02 20:37:54,713 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:37:54,928 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-02 20:37:54,928 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:37:54,928 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:37:54,928 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [493586955] [2022-11-02 20:37:54,929 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [493586955] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:37:54,929 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:37:54,929 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-02 20:37:54,929 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [647964445] [2022-11-02 20:37:54,930 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:37:54,930 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-02 20:37:54,930 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:37:54,931 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-02 20:37:54,931 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-02 20:37:54,931 INFO L87 Difference]: Start difference. First operand 83 states and 113 transitions. Second operand has 4 states, 4 states have (on average 18.0) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-02 20:37:55,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:37:55,112 INFO L93 Difference]: Finished difference Result 146 states and 200 transitions. [2022-11-02 20:37:55,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-02 20:37:55,113 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.0) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 86 [2022-11-02 20:37:55,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:37:55,114 INFO L225 Difference]: With dead ends: 146 [2022-11-02 20:37:55,114 INFO L226 Difference]: Without dead ends: 83 [2022-11-02 20:37:55,115 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:37:55,115 INFO L413 NwaCegarLoop]: 81 mSDtfsCounter, 58 mSDsluCounter, 83 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 58 SdHoareTripleChecker+Valid, 164 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:37:55,116 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [58 Valid, 164 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 20:37:55,117 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2022-11-02 20:37:55,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2022-11-02 20:37:55,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 77 states have (on average 1.3506493506493507) internal successors, (104), 77 states have internal predecessors, (104), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2022-11-02 20:37:55,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 112 transitions. [2022-11-02 20:37:55,128 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 112 transitions. Word has length 86 [2022-11-02 20:37:55,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:37:55,128 INFO L495 AbstractCegarLoop]: Abstraction has 83 states and 112 transitions. [2022-11-02 20:37:55,129 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.0) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-02 20:37:55,129 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 112 transitions. [2022-11-02 20:37:55,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-11-02 20:37:55,130 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:37:55,131 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:37:55,171 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2022-11-02 20:37:55,346 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:37:55,346 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:37:55,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:37:55,346 INFO L85 PathProgramCache]: Analyzing trace with hash -991247527, now seen corresponding path program 1 times [2022-11-02 20:37:55,348 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:37:55,348 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1207965834] [2022-11-02 20:37:55,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:37:55,348 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:37:55,348 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:37:55,350 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:37:55,384 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2022-11-02 20:37:56,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:37:56,226 INFO L263 TraceCheckSpWp]: Trace formula consists of 969 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-02 20:37:56,233 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:37:56,610 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-02 20:37:56,610 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:37:56,611 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:37:56,611 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1207965834] [2022-11-02 20:37:56,611 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1207965834] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:37:56,611 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:37:56,611 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-02 20:37:56,612 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [606807844] [2022-11-02 20:37:56,612 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:37:56,613 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-02 20:37:56,613 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:37:56,613 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-02 20:37:56,614 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-11-02 20:37:56,614 INFO L87 Difference]: Start difference. First operand 83 states and 112 transitions. Second operand has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 7 states have internal predecessors, (72), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-02 20:37:56,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:37:56,675 INFO L93 Difference]: Finished difference Result 160 states and 217 transitions. [2022-11-02 20:37:56,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-02 20:37:56,676 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 7 states have internal predecessors, (72), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 86 [2022-11-02 20:37:56,677 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:37:56,677 INFO L225 Difference]: With dead ends: 160 [2022-11-02 20:37:56,678 INFO L226 Difference]: Without dead ends: 97 [2022-11-02 20:37:56,681 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-11-02 20:37:56,682 INFO L413 NwaCegarLoop]: 80 mSDtfsCounter, 25 mSDsluCounter, 269 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 25 SdHoareTripleChecker+Valid, 349 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 25 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-02 20:37:56,683 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [25 Valid, 349 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 25 Unchecked, 0.0s Time] [2022-11-02 20:37:56,686 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2022-11-02 20:37:56,707 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 97. [2022-11-02 20:37:56,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 91 states have (on average 1.3406593406593406) internal successors, (122), 91 states have internal predecessors, (122), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2022-11-02 20:37:56,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 130 transitions. [2022-11-02 20:37:56,709 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 130 transitions. Word has length 86 [2022-11-02 20:37:56,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:37:56,712 INFO L495 AbstractCegarLoop]: Abstraction has 97 states and 130 transitions. [2022-11-02 20:37:56,712 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 7 states have internal predecessors, (72), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-02 20:37:56,712 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 130 transitions. [2022-11-02 20:37:56,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-11-02 20:37:56,726 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:37:56,726 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:37:56,766 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2022-11-02 20:37:56,940 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:37:56,941 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:37:56,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:37:56,941 INFO L85 PathProgramCache]: Analyzing trace with hash -1884733865, now seen corresponding path program 1 times [2022-11-02 20:37:56,942 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:37:56,943 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1587523823] [2022-11-02 20:37:56,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:37:56,943 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:37:56,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:37:56,944 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:37:56,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2022-11-02 20:37:57,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:37:57,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 969 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-02 20:37:57,785 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:37:58,154 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-02 20:37:58,155 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:37:58,155 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:37:58,155 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1587523823] [2022-11-02 20:37:58,155 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1587523823] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:37:58,155 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:37:58,155 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-02 20:37:58,156 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1221403823] [2022-11-02 20:37:58,156 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:37:58,156 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-02 20:37:58,156 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:37:58,157 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-02 20:37:58,157 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-02 20:37:58,157 INFO L87 Difference]: Start difference. First operand 97 states and 130 transitions. Second operand has 4 states, 4 states have (on average 18.0) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-02 20:37:58,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:37:58,231 INFO L93 Difference]: Finished difference Result 160 states and 216 transitions. [2022-11-02 20:37:58,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-02 20:37:58,232 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.0) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 86 [2022-11-02 20:37:58,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:37:58,233 INFO L225 Difference]: With dead ends: 160 [2022-11-02 20:37:58,233 INFO L226 Difference]: Without dead ends: 97 [2022-11-02 20:37:58,234 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:37:58,234 INFO L413 NwaCegarLoop]: 81 mSDtfsCounter, 37 mSDsluCounter, 83 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 164 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-02 20:37:58,235 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [37 Valid, 164 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-02 20:37:58,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2022-11-02 20:37:58,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 97. [2022-11-02 20:37:58,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 91 states have (on average 1.3296703296703296) internal successors, (121), 91 states have internal predecessors, (121), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2022-11-02 20:37:58,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 129 transitions. [2022-11-02 20:37:58,245 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 129 transitions. Word has length 86 [2022-11-02 20:37:58,246 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:37:58,246 INFO L495 AbstractCegarLoop]: Abstraction has 97 states and 129 transitions. [2022-11-02 20:37:58,246 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.0) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-02 20:37:58,246 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 129 transitions. [2022-11-02 20:37:58,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-11-02 20:37:58,248 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:37:58,248 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:37:58,291 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2022-11-02 20:37:58,465 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:37:58,465 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:37:58,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:37:58,466 INFO L85 PathProgramCache]: Analyzing trace with hash -1957120423, now seen corresponding path program 1 times [2022-11-02 20:37:58,467 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:37:58,467 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [426113417] [2022-11-02 20:37:58,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:37:58,467 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:37:58,467 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:37:58,470 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:37:58,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2022-11-02 20:37:59,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:37:59,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 969 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-02 20:37:59,307 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:37:59,690 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-02 20:37:59,690 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:37:59,691 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:37:59,691 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [426113417] [2022-11-02 20:37:59,691 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [426113417] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:37:59,691 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:37:59,691 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-02 20:37:59,691 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [263486217] [2022-11-02 20:37:59,691 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:37:59,692 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-02 20:37:59,692 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:37:59,693 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-02 20:37:59,693 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-02 20:37:59,693 INFO L87 Difference]: Start difference. First operand 97 states and 129 transitions. Second operand has 4 states, 4 states have (on average 18.0) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-02 20:37:59,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:37:59,949 INFO L93 Difference]: Finished difference Result 160 states and 214 transitions. [2022-11-02 20:37:59,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-02 20:37:59,961 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.0) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 86 [2022-11-02 20:37:59,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:37:59,962 INFO L225 Difference]: With dead ends: 160 [2022-11-02 20:37:59,963 INFO L226 Difference]: Without dead ends: 97 [2022-11-02 20:37:59,963 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:37:59,964 INFO L413 NwaCegarLoop]: 80 mSDtfsCounter, 32 mSDsluCounter, 82 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 162 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-02 20:37:59,964 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [32 Valid, 162 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-02 20:37:59,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2022-11-02 20:37:59,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 97. [2022-11-02 20:37:59,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 91 states have (on average 1.3186813186813187) internal successors, (120), 91 states have internal predecessors, (120), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2022-11-02 20:37:59,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 128 transitions. [2022-11-02 20:37:59,976 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 128 transitions. Word has length 86 [2022-11-02 20:37:59,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:37:59,978 INFO L495 AbstractCegarLoop]: Abstraction has 97 states and 128 transitions. [2022-11-02 20:37:59,979 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.0) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-02 20:37:59,979 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 128 transitions. [2022-11-02 20:37:59,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-11-02 20:37:59,981 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:37:59,982 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:38:00,028 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2022-11-02 20:38:00,211 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:38:00,211 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:38:00,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:38:00,211 INFO L85 PathProgramCache]: Analyzing trace with hash -570917029, now seen corresponding path program 1 times [2022-11-02 20:38:00,212 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:38:00,212 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [919858395] [2022-11-02 20:38:00,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:38:00,213 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:38:00,213 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:38:00,214 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:38:00,221 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2022-11-02 20:38:01,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:01,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 969 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-02 20:38:01,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:38:01,412 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-02 20:38:01,412 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:38:01,413 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:38:01,413 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [919858395] [2022-11-02 20:38:01,413 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [919858395] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:38:01,413 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:38:01,413 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-02 20:38:01,413 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [399251994] [2022-11-02 20:38:01,413 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:38:01,414 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-02 20:38:01,414 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:38:01,414 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-02 20:38:01,414 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-02 20:38:01,415 INFO L87 Difference]: Start difference. First operand 97 states and 128 transitions. Second operand has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 7 states have internal predecessors, (72), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-02 20:38:01,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:38:01,940 INFO L93 Difference]: Finished difference Result 333 states and 443 transitions. [2022-11-02 20:38:01,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-02 20:38:01,942 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 7 states have internal predecessors, (72), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 86 [2022-11-02 20:38:01,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:38:01,943 INFO L225 Difference]: With dead ends: 333 [2022-11-02 20:38:01,943 INFO L226 Difference]: Without dead ends: 270 [2022-11-02 20:38:01,944 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2022-11-02 20:38:01,945 INFO L413 NwaCegarLoop]: 132 mSDtfsCounter, 437 mSDsluCounter, 343 mSDsCounter, 0 mSdLazyCounter, 114 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 437 SdHoareTripleChecker+Valid, 475 SdHoareTripleChecker+Invalid, 128 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 114 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-02 20:38:01,945 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [437 Valid, 475 Invalid, 128 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 114 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-02 20:38:01,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 270 states. [2022-11-02 20:38:01,957 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 270 to 165. [2022-11-02 20:38:01,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 165 states, 159 states have (on average 1.320754716981132) internal successors, (210), 159 states have internal predecessors, (210), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2022-11-02 20:38:01,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 218 transitions. [2022-11-02 20:38:01,959 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 218 transitions. Word has length 86 [2022-11-02 20:38:01,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:38:01,959 INFO L495 AbstractCegarLoop]: Abstraction has 165 states and 218 transitions. [2022-11-02 20:38:01,960 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 7 states have internal predecessors, (72), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-02 20:38:01,960 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 218 transitions. [2022-11-02 20:38:01,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-11-02 20:38:01,961 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:38:01,962 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:38:01,992 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2022-11-02 20:38:02,168 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:38:02,169 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:38:02,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:38:02,169 INFO L85 PathProgramCache]: Analyzing trace with hash 1800822233, now seen corresponding path program 1 times [2022-11-02 20:38:02,170 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:38:02,170 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [462884054] [2022-11-02 20:38:02,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:38:02,171 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:38:02,171 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:38:02,172 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:38:02,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2022-11-02 20:38:02,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:03,029 INFO L263 TraceCheckSpWp]: Trace formula consists of 969 conjuncts, 19 conjunts are in the unsatisfiable core [2022-11-02 20:38:03,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:38:04,055 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-02 20:38:04,056 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:38:04,056 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:38:04,056 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [462884054] [2022-11-02 20:38:04,056 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [462884054] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:38:04,056 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:38:04,057 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-02 20:38:04,057 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [313191834] [2022-11-02 20:38:04,057 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:38:04,057 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-02 20:38:04,058 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:38:04,058 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-02 20:38:04,058 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-11-02 20:38:04,059 INFO L87 Difference]: Start difference. First operand 165 states and 218 transitions. Second operand has 8 states, 8 states have (on average 9.0) internal successors, (72), 8 states have internal predecessors, (72), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-02 20:38:04,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:38:04,260 INFO L93 Difference]: Finished difference Result 318 states and 424 transitions. [2022-11-02 20:38:04,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-02 20:38:04,262 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 9.0) internal successors, (72), 8 states have internal predecessors, (72), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 86 [2022-11-02 20:38:04,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:38:04,263 INFO L225 Difference]: With dead ends: 318 [2022-11-02 20:38:04,264 INFO L226 Difference]: Without dead ends: 211 [2022-11-02 20:38:04,264 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 79 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2022-11-02 20:38:04,265 INFO L413 NwaCegarLoop]: 72 mSDtfsCounter, 13 mSDsluCounter, 406 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 478 SdHoareTripleChecker+Invalid, 49 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 44 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:38:04,265 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 478 Invalid, 49 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 44 Unchecked, 0.1s Time] [2022-11-02 20:38:04,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 211 states. [2022-11-02 20:38:04,278 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 211 to 211. [2022-11-02 20:38:04,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 211 states, 205 states have (on average 1.3219512195121952) internal successors, (271), 205 states have internal predecessors, (271), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2022-11-02 20:38:04,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 211 states and 279 transitions. [2022-11-02 20:38:04,281 INFO L78 Accepts]: Start accepts. Automaton has 211 states and 279 transitions. Word has length 86 [2022-11-02 20:38:04,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:38:04,281 INFO L495 AbstractCegarLoop]: Abstraction has 211 states and 279 transitions. [2022-11-02 20:38:04,281 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.0) internal successors, (72), 8 states have internal predecessors, (72), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-02 20:38:04,282 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 279 transitions. [2022-11-02 20:38:04,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-11-02 20:38:04,283 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:38:04,283 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:38:04,315 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (12)] Forceful destruction successful, exit code 0 [2022-11-02 20:38:04,500 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:38:04,501 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:38:04,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:38:04,501 INFO L85 PathProgramCache]: Analyzing trace with hash 1941370843, now seen corresponding path program 1 times [2022-11-02 20:38:04,502 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:38:04,502 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [247403066] [2022-11-02 20:38:04,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:38:04,503 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:38:04,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:38:04,504 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:38:04,505 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2022-11-02 20:38:05,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:05,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 969 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-02 20:38:05,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:38:05,895 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-02 20:38:05,895 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:38:06,219 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-02 20:38:06,219 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:38:06,219 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [247403066] [2022-11-02 20:38:06,219 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [247403066] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:38:06,219 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-02 20:38:06,219 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 11 [2022-11-02 20:38:06,220 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [727509528] [2022-11-02 20:38:06,220 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-02 20:38:06,220 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-11-02 20:38:06,220 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:38:06,221 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-11-02 20:38:06,221 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2022-11-02 20:38:06,221 INFO L87 Difference]: Start difference. First operand 211 states and 279 transitions. Second operand has 11 states, 11 states have (on average 9.363636363636363) internal successors, (103), 11 states have internal predecessors, (103), 3 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2022-11-02 20:38:07,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:38:07,695 INFO L93 Difference]: Finished difference Result 827 states and 1106 transitions. [2022-11-02 20:38:07,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-11-02 20:38:07,696 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 9.363636363636363) internal successors, (103), 11 states have internal predecessors, (103), 3 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) Word has length 86 [2022-11-02 20:38:07,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:38:07,699 INFO L225 Difference]: With dead ends: 827 [2022-11-02 20:38:07,700 INFO L226 Difference]: Without dead ends: 720 [2022-11-02 20:38:07,701 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 161 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=142, Invalid=320, Unknown=0, NotChecked=0, Total=462 [2022-11-02 20:38:07,702 INFO L413 NwaCegarLoop]: 199 mSDtfsCounter, 617 mSDsluCounter, 1006 mSDsCounter, 0 mSdLazyCounter, 264 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 617 SdHoareTripleChecker+Valid, 1205 SdHoareTripleChecker+Invalid, 301 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 264 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:38:07,702 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [617 Valid, 1205 Invalid, 301 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 264 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-11-02 20:38:07,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 720 states. [2022-11-02 20:38:07,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 720 to 272. [2022-11-02 20:38:07,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 272 states, 264 states have (on average 1.3181818181818181) internal successors, (348), 264 states have internal predecessors, (348), 6 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2022-11-02 20:38:07,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 272 states and 360 transitions. [2022-11-02 20:38:07,742 INFO L78 Accepts]: Start accepts. Automaton has 272 states and 360 transitions. Word has length 86 [2022-11-02 20:38:07,742 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:38:07,743 INFO L495 AbstractCegarLoop]: Abstraction has 272 states and 360 transitions. [2022-11-02 20:38:07,743 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 9.363636363636363) internal successors, (103), 11 states have internal predecessors, (103), 3 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2022-11-02 20:38:07,743 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 360 transitions. [2022-11-02 20:38:07,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-11-02 20:38:07,746 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:38:07,746 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:38:07,776 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (13)] Forceful destruction successful, exit code 0 [2022-11-02 20:38:07,946 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:38:07,947 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:38:07,947 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:38:07,947 INFO L85 PathProgramCache]: Analyzing trace with hash 1132024217, now seen corresponding path program 1 times [2022-11-02 20:38:07,949 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:38:07,949 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [564612952] [2022-11-02 20:38:07,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:38:07,949 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:38:07,949 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:38:07,950 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:38:07,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2022-11-02 20:38:08,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:08,872 INFO L263 TraceCheckSpWp]: Trace formula consists of 969 conjuncts, 20 conjunts are in the unsatisfiable core [2022-11-02 20:38:08,878 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:38:09,903 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-02 20:38:09,904 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:38:10,420 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:38:10,421 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [564612952] [2022-11-02 20:38:10,421 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [564612952] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 20:38:10,421 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [501247632] [2022-11-02 20:38:10,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:38:10,421 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-02 20:38:10,422 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/cvc4 [2022-11-02 20:38:10,425 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-02 20:38:10,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2022-11-02 20:38:11,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:11,916 INFO L263 TraceCheckSpWp]: Trace formula consists of 969 conjuncts, 24 conjunts are in the unsatisfiable core [2022-11-02 20:38:11,922 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:38:12,910 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-02 20:38:12,911 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:38:13,278 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [501247632] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 20:38:13,278 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-02 20:38:13,278 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 9] total 9 [2022-11-02 20:38:13,278 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [316525336] [2022-11-02 20:38:13,278 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-02 20:38:13,279 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-02 20:38:13,279 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:38:13,280 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-02 20:38:13,280 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2022-11-02 20:38:13,280 INFO L87 Difference]: Start difference. First operand 272 states and 360 transitions. Second operand has 9 states, 9 states have (on average 9.555555555555555) internal successors, (86), 9 states have internal predecessors, (86), 3 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2022-11-02 20:38:13,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:38:13,756 INFO L93 Difference]: Finished difference Result 676 states and 914 transitions. [2022-11-02 20:38:13,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-11-02 20:38:13,757 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.555555555555555) internal successors, (86), 9 states have internal predecessors, (86), 3 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) Word has length 86 [2022-11-02 20:38:13,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:38:13,760 INFO L225 Difference]: With dead ends: 676 [2022-11-02 20:38:13,760 INFO L226 Difference]: Without dead ends: 526 [2022-11-02 20:38:13,761 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 322 GetRequests, 306 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=99, Invalid=207, Unknown=0, NotChecked=0, Total=306 [2022-11-02 20:38:13,762 INFO L413 NwaCegarLoop]: 74 mSDtfsCounter, 372 mSDsluCounter, 431 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 372 SdHoareTripleChecker+Valid, 505 SdHoareTripleChecker+Invalid, 95 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 60 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-02 20:38:13,763 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [372 Valid, 505 Invalid, 95 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 34 Invalid, 0 Unknown, 60 Unchecked, 0.2s Time] [2022-11-02 20:38:13,764 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 526 states. [2022-11-02 20:38:13,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 526 to 394. [2022-11-02 20:38:13,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 394 states, 382 states have (on average 1.324607329842932) internal successors, (506), 382 states have internal predecessors, (506), 10 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2022-11-02 20:38:13,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 394 states and 526 transitions. [2022-11-02 20:38:13,792 INFO L78 Accepts]: Start accepts. Automaton has 394 states and 526 transitions. Word has length 86 [2022-11-02 20:38:13,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:38:13,792 INFO L495 AbstractCegarLoop]: Abstraction has 394 states and 526 transitions. [2022-11-02 20:38:13,793 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.555555555555555) internal successors, (86), 9 states have internal predecessors, (86), 3 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2022-11-02 20:38:13,793 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 526 transitions. [2022-11-02 20:38:13,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-11-02 20:38:13,796 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:38:13,797 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:38:13,825 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (14)] Forceful destruction successful, exit code 0 [2022-11-02 20:38:14,010 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/cvc4 --incremental --print-success --lang smt (15)] Forceful destruction successful, exit code 0 [2022-11-02 20:38:14,199 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3,15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/cvc4 --incremental --print-success --lang smt [2022-11-02 20:38:14,200 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:38:14,200 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:38:14,200 INFO L85 PathProgramCache]: Analyzing trace with hash 1775947229, now seen corresponding path program 1 times [2022-11-02 20:38:14,201 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:38:14,201 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1507902998] [2022-11-02 20:38:14,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:38:14,202 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:38:14,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:38:14,203 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:38:14,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (16)] Waiting until timeout for monitored process [2022-11-02 20:38:15,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:15,431 INFO L263 TraceCheckSpWp]: Trace formula consists of 1506 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-02 20:38:15,438 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:38:15,989 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 97 proven. 14 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-11-02 20:38:15,989 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:38:16,567 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:38:16,567 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1507902998] [2022-11-02 20:38:16,567 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1507902998] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 20:38:16,567 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [91639998] [2022-11-02 20:38:16,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:38:16,568 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-02 20:38:16,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/cvc4 [2022-11-02 20:38:16,570 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-02 20:38:16,571 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2022-11-02 20:38:17,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:17,618 INFO L263 TraceCheckSpWp]: Trace formula consists of 1506 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-02 20:38:17,622 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:38:17,739 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2022-11-02 20:38:17,739 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:38:17,739 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [91639998] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:38:17,740 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-02 20:38:17,740 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8] total 11 [2022-11-02 20:38:17,740 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [36566333] [2022-11-02 20:38:17,740 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:38:17,741 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 20:38:17,741 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:38:17,741 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 20:38:17,742 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=206, Unknown=0, NotChecked=0, Total=240 [2022-11-02 20:38:17,742 INFO L87 Difference]: Start difference. First operand 394 states and 526 transitions. Second operand has 5 states, 5 states have (on average 22.8) internal successors, (114), 5 states have internal predecessors, (114), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-02 20:38:18,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:38:18,296 INFO L93 Difference]: Finished difference Result 1092 states and 1465 transitions. [2022-11-02 20:38:18,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:38:18,297 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 22.8) internal successors, (114), 5 states have internal predecessors, (114), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 149 [2022-11-02 20:38:18,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:38:18,302 INFO L225 Difference]: With dead ends: 1092 [2022-11-02 20:38:18,302 INFO L226 Difference]: Without dead ends: 942 [2022-11-02 20:38:18,303 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 437 GetRequests, 420 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=49, Invalid=293, Unknown=0, NotChecked=0, Total=342 [2022-11-02 20:38:18,303 INFO L413 NwaCegarLoop]: 97 mSDtfsCounter, 285 mSDsluCounter, 252 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 287 SdHoareTripleChecker+Valid, 349 SdHoareTripleChecker+Invalid, 50 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-02 20:38:18,304 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [287 Valid, 349 Invalid, 50 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-02 20:38:18,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 942 states. [2022-11-02 20:38:18,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 942 to 398. [2022-11-02 20:38:18,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 398 states, 386 states have (on average 1.3212435233160622) internal successors, (510), 386 states have internal predecessors, (510), 10 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2022-11-02 20:38:18,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 398 states and 530 transitions. [2022-11-02 20:38:18,339 INFO L78 Accepts]: Start accepts. Automaton has 398 states and 530 transitions. Word has length 149 [2022-11-02 20:38:18,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:38:18,340 INFO L495 AbstractCegarLoop]: Abstraction has 398 states and 530 transitions. [2022-11-02 20:38:18,340 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 22.8) internal successors, (114), 5 states have internal predecessors, (114), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-02 20:38:18,340 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 530 transitions. [2022-11-02 20:38:18,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-11-02 20:38:18,343 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:38:18,343 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:38:18,393 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (16)] Forceful destruction successful, exit code 0 [2022-11-02 20:38:18,571 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/cvc4 --incremental --print-success --lang smt (17)] Forceful destruction successful, exit code 0 [2022-11-02 20:38:18,766 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3,17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/cvc4 --incremental --print-success --lang smt [2022-11-02 20:38:18,766 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:38:18,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:38:18,767 INFO L85 PathProgramCache]: Analyzing trace with hash 1215247451, now seen corresponding path program 1 times [2022-11-02 20:38:18,768 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:38:18,768 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1249299270] [2022-11-02 20:38:18,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:38:18,768 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:38:18,768 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:38:18,769 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:38:18,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (18)] Waiting until timeout for monitored process [2022-11-02 20:38:20,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:20,127 INFO L263 TraceCheckSpWp]: Trace formula consists of 1506 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-02 20:38:20,132 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:38:20,738 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 97 proven. 14 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-11-02 20:38:20,738 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:38:21,230 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:38:21,230 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1249299270] [2022-11-02 20:38:21,230 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1249299270] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 20:38:21,230 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1591289522] [2022-11-02 20:38:21,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:38:21,231 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-02 20:38:21,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/cvc4 [2022-11-02 20:38:21,233 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-02 20:38:21,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2022-11-02 20:38:22,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:22,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 1506 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-02 20:38:22,307 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:38:22,441 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-11-02 20:38:22,442 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:38:22,442 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1591289522] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:38:22,442 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-02 20:38:22,442 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8] total 11 [2022-11-02 20:38:22,443 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1900312625] [2022-11-02 20:38:22,443 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:38:22,443 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 20:38:22,444 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:38:22,444 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 20:38:22,444 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=206, Unknown=0, NotChecked=0, Total=240 [2022-11-02 20:38:22,445 INFO L87 Difference]: Start difference. First operand 398 states and 530 transitions. Second operand has 5 states, 5 states have (on average 24.6) internal successors, (123), 5 states have internal predecessors, (123), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-02 20:38:22,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:38:22,740 INFO L93 Difference]: Finished difference Result 1434 states and 1912 transitions. [2022-11-02 20:38:22,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:38:22,741 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 24.6) internal successors, (123), 5 states have internal predecessors, (123), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 149 [2022-11-02 20:38:22,742 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:38:22,746 INFO L225 Difference]: With dead ends: 1434 [2022-11-02 20:38:22,747 INFO L226 Difference]: Without dead ends: 1122 [2022-11-02 20:38:22,748 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 438 GetRequests, 421 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=49, Invalid=293, Unknown=0, NotChecked=0, Total=342 [2022-11-02 20:38:22,749 INFO L413 NwaCegarLoop]: 245 mSDtfsCounter, 200 mSDsluCounter, 269 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 202 SdHoareTripleChecker+Valid, 514 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-02 20:38:22,749 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [202 Valid, 514 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-02 20:38:22,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1122 states. [2022-11-02 20:38:22,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1122 to 532. [2022-11-02 20:38:22,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 532 states, 520 states have (on average 1.301923076923077) internal successors, (677), 520 states have internal predecessors, (677), 10 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2022-11-02 20:38:22,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 532 states and 697 transitions. [2022-11-02 20:38:22,787 INFO L78 Accepts]: Start accepts. Automaton has 532 states and 697 transitions. Word has length 149 [2022-11-02 20:38:22,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:38:22,788 INFO L495 AbstractCegarLoop]: Abstraction has 532 states and 697 transitions. [2022-11-02 20:38:22,788 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 24.6) internal successors, (123), 5 states have internal predecessors, (123), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-02 20:38:22,788 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 697 transitions. [2022-11-02 20:38:22,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-11-02 20:38:22,791 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:38:22,791 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:38:22,807 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2022-11-02 20:38:23,038 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (18)] Ended with exit code 0 [2022-11-02 20:38:23,198 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/cvc4 --incremental --print-success --lang smt,18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:38:23,199 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:38:23,199 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:38:23,199 INFO L85 PathProgramCache]: Analyzing trace with hash 1199728733, now seen corresponding path program 1 times [2022-11-02 20:38:23,200 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:38:23,200 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [782235658] [2022-11-02 20:38:23,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:38:23,201 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:38:23,201 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:38:23,202 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:38:23,209 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (20)] Waiting until timeout for monitored process [2022-11-02 20:38:24,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:24,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 1506 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-02 20:38:24,475 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:38:24,991 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 97 proven. 14 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-11-02 20:38:24,991 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:38:25,514 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:38:25,516 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [782235658] [2022-11-02 20:38:25,516 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [782235658] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 20:38:25,519 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1503189501] [2022-11-02 20:38:25,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:38:25,519 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-02 20:38:25,520 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/cvc4 [2022-11-02 20:38:25,521 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-02 20:38:25,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2022-11-02 20:38:26,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:26,549 INFO L263 TraceCheckSpWp]: Trace formula consists of 1506 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-02 20:38:26,555 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:38:26,694 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2022-11-02 20:38:26,694 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:38:26,694 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1503189501] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:38:26,695 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-02 20:38:26,695 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8] total 11 [2022-11-02 20:38:26,695 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1916895158] [2022-11-02 20:38:26,695 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:38:26,696 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 20:38:26,696 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:38:26,697 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 20:38:26,697 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=206, Unknown=0, NotChecked=0, Total=240 [2022-11-02 20:38:26,698 INFO L87 Difference]: Start difference. First operand 532 states and 697 transitions. Second operand has 5 states, 5 states have (on average 22.8) internal successors, (114), 5 states have internal predecessors, (114), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-02 20:38:27,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:38:27,377 INFO L93 Difference]: Finished difference Result 1366 states and 1803 transitions. [2022-11-02 20:38:27,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:38:27,390 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 22.8) internal successors, (114), 5 states have internal predecessors, (114), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 149 [2022-11-02 20:38:27,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:38:27,395 INFO L225 Difference]: With dead ends: 1366 [2022-11-02 20:38:27,396 INFO L226 Difference]: Without dead ends: 1162 [2022-11-02 20:38:27,397 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 438 GetRequests, 421 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=49, Invalid=293, Unknown=0, NotChecked=0, Total=342 [2022-11-02 20:38:27,398 INFO L413 NwaCegarLoop]: 116 mSDtfsCounter, 270 mSDsluCounter, 258 mSDsCounter, 0 mSdLazyCounter, 50 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 272 SdHoareTripleChecker+Valid, 374 SdHoareTripleChecker+Invalid, 51 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 50 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-11-02 20:38:27,398 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [272 Valid, 374 Invalid, 51 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 50 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-11-02 20:38:27,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1162 states. [2022-11-02 20:38:27,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1162 to 580. [2022-11-02 20:38:27,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 580 states, 568 states have (on average 1.2975352112676057) internal successors, (737), 568 states have internal predecessors, (737), 10 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2022-11-02 20:38:27,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 580 states and 757 transitions. [2022-11-02 20:38:27,444 INFO L78 Accepts]: Start accepts. Automaton has 580 states and 757 transitions. Word has length 149 [2022-11-02 20:38:27,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:38:27,445 INFO L495 AbstractCegarLoop]: Abstraction has 580 states and 757 transitions. [2022-11-02 20:38:27,445 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 22.8) internal successors, (114), 5 states have internal predecessors, (114), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-02 20:38:27,445 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 757 transitions. [2022-11-02 20:38:27,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-11-02 20:38:27,448 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:38:27,449 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:38:27,504 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (20)] Forceful destruction successful, exit code 0 [2022-11-02 20:38:27,678 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/cvc4 --incremental --print-success --lang smt (21)] Forceful destruction successful, exit code 0 [2022-11-02 20:38:27,865 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3,21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/cvc4 --incremental --print-success --lang smt [2022-11-02 20:38:27,865 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:38:27,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:38:27,866 INFO L85 PathProgramCache]: Analyzing trace with hash 306242395, now seen corresponding path program 1 times [2022-11-02 20:38:27,867 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:38:27,868 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [998771800] [2022-11-02 20:38:27,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:38:27,868 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:38:27,868 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:38:27,869 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:38:27,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (22)] Waiting until timeout for monitored process [2022-11-02 20:38:28,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:29,094 INFO L263 TraceCheckSpWp]: Trace formula consists of 1506 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-02 20:38:29,098 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:38:29,663 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 97 proven. 14 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-11-02 20:38:29,663 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:38:30,162 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:38:30,162 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [998771800] [2022-11-02 20:38:30,162 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [998771800] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 20:38:30,162 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [270545026] [2022-11-02 20:38:30,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:38:30,163 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-02 20:38:30,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/cvc4 [2022-11-02 20:38:30,164 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-02 20:38:30,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2022-11-02 20:38:32,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:32,494 INFO L263 TraceCheckSpWp]: Trace formula consists of 1506 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-02 20:38:32,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:38:33,266 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 89 proven. 22 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-11-02 20:38:33,266 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:38:33,940 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 57 proven. 22 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-11-02 20:38:33,940 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [270545026] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:38:33,940 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-02 20:38:33,941 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 20 [2022-11-02 20:38:33,941 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1677139758] [2022-11-02 20:38:33,941 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-02 20:38:33,942 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-11-02 20:38:33,942 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:38:33,943 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-11-02 20:38:33,943 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=542, Unknown=0, NotChecked=0, Total=600 [2022-11-02 20:38:33,944 INFO L87 Difference]: Start difference. First operand 580 states and 757 transitions. Second operand has 20 states, 20 states have (on average 13.65) internal successors, (273), 20 states have internal predecessors, (273), 7 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 7 states have call predecessors, (16), 7 states have call successors, (16) [2022-11-02 20:38:42,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:38:42,513 INFO L93 Difference]: Finished difference Result 4076 states and 5297 transitions. [2022-11-02 20:38:42,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2022-11-02 20:38:42,514 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 13.65) internal successors, (273), 20 states have internal predecessors, (273), 7 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 7 states have call predecessors, (16), 7 states have call successors, (16) Word has length 149 [2022-11-02 20:38:42,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:38:42,527 INFO L225 Difference]: With dead ends: 4076 [2022-11-02 20:38:42,528 INFO L226 Difference]: Without dead ends: 3824 [2022-11-02 20:38:42,532 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 640 GetRequests, 557 SyntacticMatches, 0 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1459 ImplicationChecksByTransitivity, 4.4s TimeCoverageRelationStatistics Valid=1552, Invalid=5588, Unknown=0, NotChecked=0, Total=7140 [2022-11-02 20:38:42,533 INFO L413 NwaCegarLoop]: 335 mSDtfsCounter, 1498 mSDsluCounter, 2827 mSDsCounter, 0 mSdLazyCounter, 1280 mSolverCounterSat, 121 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1498 SdHoareTripleChecker+Valid, 3162 SdHoareTripleChecker+Invalid, 1401 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 121 IncrementalHoareTripleChecker+Valid, 1280 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2022-11-02 20:38:42,533 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1498 Valid, 3162 Invalid, 1401 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [121 Valid, 1280 Invalid, 0 Unknown, 0 Unchecked, 4.6s Time] [2022-11-02 20:38:42,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3824 states. [2022-11-02 20:38:42,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3824 to 1254. [2022-11-02 20:38:42,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1254 states, 1218 states have (on average 1.2742200328407225) internal successors, (1552), 1218 states have internal predecessors, (1552), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2022-11-02 20:38:42,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1254 states to 1254 states and 1620 transitions. [2022-11-02 20:38:42,670 INFO L78 Accepts]: Start accepts. Automaton has 1254 states and 1620 transitions. Word has length 149 [2022-11-02 20:38:42,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:38:42,670 INFO L495 AbstractCegarLoop]: Abstraction has 1254 states and 1620 transitions. [2022-11-02 20:38:42,671 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 13.65) internal successors, (273), 20 states have internal predecessors, (273), 7 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 7 states have call predecessors, (16), 7 states have call successors, (16) [2022-11-02 20:38:42,671 INFO L276 IsEmpty]: Start isEmpty. Operand 1254 states and 1620 transitions. [2022-11-02 20:38:42,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-11-02 20:38:42,676 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:38:42,676 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:38:42,740 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (22)] Forceful destruction successful, exit code 0 [2022-11-02 20:38:42,910 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/cvc4 --incremental --print-success --lang smt (23)] Forceful destruction successful, exit code 0 [2022-11-02 20:38:43,093 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3,23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/cvc4 --incremental --print-success --lang smt [2022-11-02 20:38:43,093 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:38:43,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:38:43,094 INFO L85 PathProgramCache]: Analyzing trace with hash 1275631199, now seen corresponding path program 1 times [2022-11-02 20:38:43,095 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:38:43,095 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [597575959] [2022-11-02 20:38:43,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:38:43,096 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:38:43,096 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:38:43,097 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:38:43,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (24)] Waiting until timeout for monitored process [2022-11-02 20:38:44,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:44,332 INFO L263 TraceCheckSpWp]: Trace formula consists of 1506 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-02 20:38:44,335 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:38:44,864 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 75 proven. 36 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-11-02 20:38:44,865 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:38:45,427 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:38:45,428 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [597575959] [2022-11-02 20:38:45,428 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [597575959] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 20:38:45,428 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [555193216] [2022-11-02 20:38:45,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:38:45,428 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-02 20:38:45,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/cvc4 [2022-11-02 20:38:45,433 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-02 20:38:45,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2022-11-02 20:38:46,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:46,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 1506 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-02 20:38:46,490 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:38:46,581 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2022-11-02 20:38:46,582 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:38:46,582 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [555193216] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:38:46,582 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-02 20:38:46,582 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9] total 10 [2022-11-02 20:38:46,583 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1937595158] [2022-11-02 20:38:46,583 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:38:46,584 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 20:38:46,584 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:38:46,584 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 20:38:46,584 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=178, Unknown=0, NotChecked=0, Total=210 [2022-11-02 20:38:46,585 INFO L87 Difference]: Start difference. First operand 1254 states and 1620 transitions. Second operand has 5 states, 5 states have (on average 23.2) internal successors, (116), 5 states have internal predecessors, (116), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-02 20:38:47,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:38:47,022 INFO L93 Difference]: Finished difference Result 4692 states and 6039 transitions. [2022-11-02 20:38:47,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-02 20:38:47,023 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 23.2) internal successors, (116), 5 states have internal predecessors, (116), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 149 [2022-11-02 20:38:47,023 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:38:47,038 INFO L225 Difference]: With dead ends: 4692 [2022-11-02 20:38:47,039 INFO L226 Difference]: Without dead ends: 3662 [2022-11-02 20:38:47,047 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 438 GetRequests, 422 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=47, Invalid=259, Unknown=0, NotChecked=0, Total=306 [2022-11-02 20:38:47,048 INFO L413 NwaCegarLoop]: 258 mSDtfsCounter, 209 mSDsluCounter, 313 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 211 SdHoareTripleChecker+Valid, 571 SdHoareTripleChecker+Invalid, 45 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:38:47,048 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [211 Valid, 571 Invalid, 45 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 20:38:47,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3662 states. [2022-11-02 20:38:47,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3662 to 1642. [2022-11-02 20:38:47,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1642 states, 1606 states have (on average 1.2671232876712328) internal successors, (2035), 1606 states have internal predecessors, (2035), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2022-11-02 20:38:47,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1642 states to 1642 states and 2103 transitions. [2022-11-02 20:38:47,224 INFO L78 Accepts]: Start accepts. Automaton has 1642 states and 2103 transitions. Word has length 149 [2022-11-02 20:38:47,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:38:47,225 INFO L495 AbstractCegarLoop]: Abstraction has 1642 states and 2103 transitions. [2022-11-02 20:38:47,225 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 23.2) internal successors, (116), 5 states have internal predecessors, (116), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-02 20:38:47,225 INFO L276 IsEmpty]: Start isEmpty. Operand 1642 states and 2103 transitions. [2022-11-02 20:38:47,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-11-02 20:38:47,231 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:38:47,231 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:38:47,290 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (24)] Forceful destruction successful, exit code 0 [2022-11-02 20:38:47,462 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/cvc4 --incremental --print-success --lang smt (25)] Forceful destruction successful, exit code 0 [2022-11-02 20:38:47,657 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3,25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/cvc4 --incremental --print-success --lang smt [2022-11-02 20:38:47,657 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:38:47,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:38:47,658 INFO L85 PathProgramCache]: Analyzing trace with hash 1699277921, now seen corresponding path program 1 times [2022-11-02 20:38:47,659 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:38:47,659 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1305907521] [2022-11-02 20:38:47,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:38:47,659 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:38:47,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:38:47,661 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:38:47,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (26)] Waiting until timeout for monitored process [2022-11-02 20:38:48,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:48,869 INFO L263 TraceCheckSpWp]: Trace formula consists of 1506 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-02 20:38:48,873 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:38:49,459 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 71 proven. 40 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-11-02 20:38:49,460 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:38:49,969 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:38:49,969 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1305907521] [2022-11-02 20:38:49,969 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1305907521] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 20:38:49,969 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1594443697] [2022-11-02 20:38:49,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:38:49,970 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-02 20:38:49,970 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/cvc4 [2022-11-02 20:38:49,971 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-02 20:38:49,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2022-11-02 20:38:50,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:51,016 INFO L263 TraceCheckSpWp]: Trace formula consists of 1506 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-02 20:38:51,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:38:51,115 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2022-11-02 20:38:51,115 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:38:51,116 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1594443697] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:38:51,116 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-02 20:38:51,116 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9] total 10 [2022-11-02 20:38:51,116 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [146072213] [2022-11-02 20:38:51,117 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:38:51,117 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 20:38:51,117 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:38:51,118 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 20:38:51,118 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=178, Unknown=0, NotChecked=0, Total=210 [2022-11-02 20:38:51,119 INFO L87 Difference]: Start difference. First operand 1642 states and 2103 transitions. Second operand has 5 states, 5 states have (on average 23.2) internal successors, (116), 5 states have internal predecessors, (116), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-02 20:38:51,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:38:51,528 INFO L93 Difference]: Finished difference Result 4828 states and 6161 transitions. [2022-11-02 20:38:51,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-02 20:38:51,529 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 23.2) internal successors, (116), 5 states have internal predecessors, (116), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 149 [2022-11-02 20:38:51,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:38:51,540 INFO L225 Difference]: With dead ends: 4828 [2022-11-02 20:38:51,540 INFO L226 Difference]: Without dead ends: 3646 [2022-11-02 20:38:51,543 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 438 GetRequests, 422 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=47, Invalid=259, Unknown=0, NotChecked=0, Total=306 [2022-11-02 20:38:51,544 INFO L413 NwaCegarLoop]: 257 mSDtfsCounter, 208 mSDsluCounter, 314 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 210 SdHoareTripleChecker+Valid, 571 SdHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:38:51,544 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [210 Valid, 571 Invalid, 47 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 20:38:51,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3646 states. [2022-11-02 20:38:51,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3646 to 1722. [2022-11-02 20:38:51,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1722 states, 1686 states have (on average 1.2663107947805456) internal successors, (2135), 1686 states have internal predecessors, (2135), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2022-11-02 20:38:51,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1722 states to 1722 states and 2203 transitions. [2022-11-02 20:38:51,705 INFO L78 Accepts]: Start accepts. Automaton has 1722 states and 2203 transitions. Word has length 149 [2022-11-02 20:38:51,705 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:38:51,705 INFO L495 AbstractCegarLoop]: Abstraction has 1722 states and 2203 transitions. [2022-11-02 20:38:51,706 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 23.2) internal successors, (116), 5 states have internal predecessors, (116), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-11-02 20:38:51,706 INFO L276 IsEmpty]: Start isEmpty. Operand 1722 states and 2203 transitions. [2022-11-02 20:38:51,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-11-02 20:38:51,712 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:38:51,712 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:38:51,720 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/cvc4 --incremental --print-success --lang smt (27)] Forceful destruction successful, exit code 0 [2022-11-02 20:38:51,957 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (26)] Forceful destruction successful, exit code 0 [2022-11-02 20:38:52,120 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/cvc4 --incremental --print-success --lang smt,26 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:38:52,120 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:38:52,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:38:52,121 INFO L85 PathProgramCache]: Analyzing trace with hash -1936157853, now seen corresponding path program 1 times [2022-11-02 20:38:52,122 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:38:52,122 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [285936067] [2022-11-02 20:38:52,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:38:52,122 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:38:52,122 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:38:52,123 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:38:52,126 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (28)] Waiting until timeout for monitored process [2022-11-02 20:38:53,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:53,347 INFO L263 TraceCheckSpWp]: Trace formula consists of 1506 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-02 20:38:53,351 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:38:54,033 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 65 proven. 46 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-11-02 20:38:54,033 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:38:54,541 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 33 proven. 46 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-11-02 20:38:54,542 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:38:54,542 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [285936067] [2022-11-02 20:38:54,542 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [285936067] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:38:54,542 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-02 20:38:54,542 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2022-11-02 20:38:54,542 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1164864558] [2022-11-02 20:38:54,542 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-02 20:38:54,543 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-11-02 20:38:54,543 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:38:54,544 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-11-02 20:38:54,544 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2022-11-02 20:38:54,544 INFO L87 Difference]: Start difference. First operand 1722 states and 2203 transitions. Second operand has 12 states, 12 states have (on average 18.583333333333332) internal successors, (223), 12 states have internal predecessors, (223), 5 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 5 states have call predecessors, (12), 5 states have call successors, (12) [2022-11-02 20:38:56,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:38:56,240 INFO L93 Difference]: Finished difference Result 3562 states and 4548 transitions. [2022-11-02 20:38:56,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-02 20:38:56,245 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 18.583333333333332) internal successors, (223), 12 states have internal predecessors, (223), 5 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 5 states have call predecessors, (12), 5 states have call successors, (12) Word has length 149 [2022-11-02 20:38:56,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:38:56,257 INFO L225 Difference]: With dead ends: 3562 [2022-11-02 20:38:56,257 INFO L226 Difference]: Without dead ends: 2716 [2022-11-02 20:38:56,259 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 303 GetRequests, 286 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=91, Invalid=251, Unknown=0, NotChecked=0, Total=342 [2022-11-02 20:38:56,263 INFO L413 NwaCegarLoop]: 198 mSDtfsCounter, 158 mSDsluCounter, 967 mSDsCounter, 0 mSdLazyCounter, 254 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 158 SdHoareTripleChecker+Valid, 1165 SdHoareTripleChecker+Invalid, 263 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 254 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-11-02 20:38:56,264 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [158 Valid, 1165 Invalid, 263 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 254 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-11-02 20:38:56,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2716 states. [2022-11-02 20:38:56,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2716 to 2570. [2022-11-02 20:38:56,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2570 states, 2502 states have (on average 1.2577937649880095) internal successors, (3147), 2502 states have internal predecessors, (3147), 66 states have call successors, (66), 1 states have call predecessors, (66), 1 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2022-11-02 20:38:56,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2570 states to 2570 states and 3279 transitions. [2022-11-02 20:38:56,501 INFO L78 Accepts]: Start accepts. Automaton has 2570 states and 3279 transitions. Word has length 149 [2022-11-02 20:38:56,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:38:56,502 INFO L495 AbstractCegarLoop]: Abstraction has 2570 states and 3279 transitions. [2022-11-02 20:38:56,503 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 18.583333333333332) internal successors, (223), 12 states have internal predecessors, (223), 5 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 5 states have call predecessors, (12), 5 states have call successors, (12) [2022-11-02 20:38:56,503 INFO L276 IsEmpty]: Start isEmpty. Operand 2570 states and 3279 transitions. [2022-11-02 20:38:56,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-11-02 20:38:56,511 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:38:56,511 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:38:56,569 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (28)] Forceful destruction successful, exit code 0 [2022-11-02 20:38:56,724 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:38:56,725 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:38:56,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:38:56,725 INFO L85 PathProgramCache]: Analyzing trace with hash -1234557979, now seen corresponding path program 1 times [2022-11-02 20:38:56,726 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:38:56,726 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [610419473] [2022-11-02 20:38:56,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:38:56,727 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:38:56,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:38:56,728 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:38:56,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (29)] Waiting until timeout for monitored process [2022-11-02 20:38:57,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:38:57,955 INFO L263 TraceCheckSpWp]: Trace formula consists of 1506 conjuncts, 19 conjunts are in the unsatisfiable core [2022-11-02 20:38:57,959 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:38:59,278 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 59 proven. 45 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2022-11-02 20:38:59,278 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:39:00,009 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:39:00,010 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [610419473] [2022-11-02 20:39:00,010 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [610419473] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 20:39:00,010 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1490526111] [2022-11-02 20:39:00,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:39:00,010 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-02 20:39:00,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/cvc4 [2022-11-02 20:39:00,011 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-02 20:39:00,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c470624-23df-4074-8305-6fc3cfd427dd/bin/uautomizer-Dbtcem3rbc/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2022-11-02 20:39:02,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:39:02,334 INFO L263 TraceCheckSpWp]: Trace formula consists of 1506 conjuncts, 185 conjunts are in the unsatisfiable core [2022-11-02 20:39:02,348 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:40:37,661 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 59 proven. 52 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-11-02 20:40:37,661 INFO L328 TraceCheckSpWp]: Computing backward predicates...